diff --git a/components/script/dom/document.rs b/components/script/dom/document.rs
index 5394089d220..61b1ddc41da 100644
--- a/components/script/dom/document.rs
+++ b/components/script/dom/document.rs
@@ -392,6 +392,8 @@ pub struct Document {
     salvageable: Cell<bool>,
     /// Whether the unload event has already been fired.
     fired_unload: Cell<bool>,
+    /// List of responsive images
+    responsive_images: DomRefCell<Vec<Dom<HTMLImageElement>>>,
 }
 
 #[derive(JSTraceable, MallocSizeOf)]
@@ -2221,6 +2223,23 @@ impl Document {
         let counter = self.throw_on_dynamic_markup_insertion_counter.get();
         self.throw_on_dynamic_markup_insertion_counter.set(counter - 1);
     }
+
+    pub fn react_to_environment_changes(&self) {
+        for image in self.responsive_images.borrow().iter() {
+            image.react_to_environment_changes();
+        }
+    }
+
+    pub fn register_responsive_image(&self, img: &HTMLImageElement) {
+        self.responsive_images.borrow_mut().push(Dom::from_ref(img));
+    }
+
+    pub fn unregister_responsive_image(&self, img: &HTMLImageElement) {
+        let index = self.responsive_images.borrow().iter().position(|x| **x == *img);
+        if let Some(i) = index {
+            self.responsive_images.borrow_mut().remove(i);
+        }
+    }
 }
 
 #[derive(MallocSizeOf, PartialEq)]
@@ -2465,7 +2484,8 @@ impl Document {
             throw_on_dynamic_markup_insertion_counter: Cell::new(0),
             page_showing: Cell::new(false),
             salvageable: Cell::new(true),
-            fired_unload: Cell::new(false)
+            fired_unload: Cell::new(false),
+            responsive_images: Default::default()
         }
     }
 
diff --git a/components/script/dom/htmlimageelement.rs b/components/script/dom/htmlimageelement.rs
index 3aaa7c579cb..81d328cc968 100644
--- a/components/script/dom/htmlimageelement.rs
+++ b/components/script/dom/htmlimageelement.rs
@@ -33,7 +33,7 @@ use dom::htmlmapelement::HTMLMapElement;
 use dom::htmlpictureelement::HTMLPictureElement;
 use dom::htmlsourceelement::HTMLSourceElement;
 use dom::mouseevent::MouseEvent;
-use dom::node::{Node, NodeDamage, document_from_node, window_from_node};
+use dom::node::{Node, NodeDamage, document_from_node, window_from_node, UnbindContext};
 use dom::progressevent::ProgressEvent;
 use dom::values::UNSIGNED_LONG_MAX;
 use dom::virtualmethods::VirtualMethods;
@@ -44,7 +44,7 @@ use html5ever::{LocalName, Prefix};
 use ipc_channel::ipc;
 use ipc_channel::router::ROUTER;
 use microtask::{Microtask, MicrotaskRunnable};
-use mime::{Mime, TopLevel};
+use mime::{Mime, TopLevel, SubLevel};
 use net_traits::{FetchResponseListener, FetchMetadata, NetworkError, FetchResponseMsg};
 use net_traits::image::base::{Image, ImageMetadata};
 use net_traits::image_cache::{CanRequestImages, ImageCache, ImageOrMetadataAvailable};
@@ -61,6 +61,7 @@ use std::char;
 use std::collections::HashSet;
 use std::default::Default;
 use std::i32;
+use std::mem;
 use std::sync::{Arc, Mutex};
 use style::attr::{AttrValue, LengthOrPercentageOrAuto, parse_double, parse_length, parse_unsigned_integer};
 use style::context::QuirksMode;
@@ -160,6 +161,8 @@ struct ImageContext {
     status: Result<(), NetworkError>,
     /// The cache ID for this request.
     id: PendingImageId,
+    /// Used to mark abort
+    aborted: Cell<bool>,
 }
 
 impl FetchResponseListener for ImageContext {
@@ -178,6 +181,20 @@ impl FetchResponseListener for ImageContext {
             }
         });
 
+        // Step 14.5 of https://html.spec.whatwg.org/multipage/#img-environment-changes
+        if let Some(metadata) = metadata.as_ref() {
+            if let Some(ref content_type) = metadata.content_type {
+                match content_type.clone().into_inner().0 {
+                    Mime(TopLevel::Multipart, SubLevel::Ext(s), _) => {
+                        if s == "x-mixed-replace" {
+                            self.aborted.set(true);
+                        }
+                    },
+                    _ => ()
+                }
+            }
+        }
+
         let status_code = metadata.as_ref().and_then(|m| {
             m.status.as_ref().map(|&(code, _)| code)
         }).unwrap_or(0);
@@ -204,7 +221,11 @@ impl FetchResponseListener for ImageContext {
     }
 }
 
-impl PreInvoke for ImageContext {}
+impl PreInvoke for ImageContext {
+    fn should_invoke(&self) -> bool {
+        !self.aborted.get()
+    }
+}
 
 impl HTMLImageElement {
     /// Update the current image with a valid URL.
@@ -279,6 +300,7 @@ impl HTMLImageElement {
             image_cache: window.image_cache(),
             status: Ok(()),
             id: id,
+            aborted: Cell::new(false),
         }));
 
         let (action_sender, action_receiver) = ipc::channel().unwrap();
@@ -380,6 +402,30 @@ impl HTMLImageElement {
         window.add_pending_reflow();
     }
 
+    fn process_image_response_for_environment_change(&self,
+                                                     image: ImageResponse,
+                                                     src: DOMString,
+                                                     generation: u32,
+                                                     selected_pixel_density: f64) {
+        match image {
+            ImageResponse::Loaded(image, url) | ImageResponse::PlaceholderLoaded(image, url) => {
+                self.pending_request.borrow_mut().metadata = Some(ImageMetadata {
+                    height: image.height,
+                    width: image.width
+                });
+                self.pending_request.borrow_mut().final_url = Some(url);
+                self.pending_request.borrow_mut().image = Some(image);
+                self.finish_reacting_to_environment_change(src, generation, selected_pixel_density);
+            },
+            ImageResponse::MetadataLoaded(meta) => {
+                self.pending_request.borrow_mut().metadata = Some(meta);
+            },
+            ImageResponse::None => {
+                self.abort_request(State::Unavailable, ImageRequestPhase::Pending);
+            },
+        };
+    }
+
     /// <https://html.spec.whatwg.org/multipage/#abort-the-image-request>
     fn abort_request(&self, state: State, request: ImageRequestPhase) {
         let mut request = match request {
@@ -590,7 +636,7 @@ impl HTMLImageElement {
     }
 
     /// <https://html.spec.whatwg.org/multipage/#select-an-image-source>
-    fn select_image_source(&self) -> Option<(DOMString, f32)> {
+    fn select_image_source(&self) -> Option<(DOMString, f64)> {
         // Step 1, 3
         self.update_source_set();
         let source_set = &*self.source_set.borrow_mut();
@@ -643,7 +689,7 @@ impl HTMLImageElement {
             }
         }
         let selected_source = img_sources.remove(best_candidate.1).clone();
-        Some((DOMString::from_string(selected_source.url), selected_source.descriptor.den.unwrap() as f32))
+        Some((DOMString::from_string(selected_source.url), selected_source.descriptor.den.unwrap() as f64))
     }
 
     fn init_image_request(&self,
@@ -659,12 +705,12 @@ impl HTMLImageElement {
         request.blocker = Some(LoadBlocker::new(&*document, LoadType::Image(url.clone())));
     }
 
-    /// Step 12 of html.spec.whatwg.org/multipage/#update-the-image-data
+    /// Step 13-17 of html.spec.whatwg.org/multipage/#update-the-image-data
     fn prepare_image_request(&self, url: &ServoUrl, src: &DOMString) {
         match self.image_request.get() {
             ImageRequestPhase::Pending => {
                 if let Some(pending_url) = self.pending_request.borrow().parsed_url.clone() {
-                    // Step 12.1
+                    // Step 13
                     if pending_url == *url {
                         return
                     }
@@ -673,12 +719,12 @@ impl HTMLImageElement {
             ImageRequestPhase::Current => {
                 let mut current_request = self.current_request.borrow_mut();
                 let mut pending_request = self.pending_request.borrow_mut();
-                // step 12.4, create a new "image_request"
+                // step 16, create a new "image_request"
                 match (current_request.parsed_url.clone(), current_request.state) {
                     (Some(parsed_url), State::PartiallyAvailable) => {
-                        // Step 12.2
+                        // Step 14
                         if parsed_url == *url {
-                            // 12.3 abort pending request
+                            // Step 15 abort pending request
                             pending_request.image = None;
                             pending_request.parsed_url = None;
                             LoadBlocker::terminate(&mut pending_request.blocker);
@@ -689,11 +735,11 @@ impl HTMLImageElement {
                         self.init_image_request(&mut pending_request, &url, &src);
                     },
                     (_, State::Broken) | (_, State::Unavailable) => {
-                        // Step 12.5
+                        // Step 17
                         self.init_image_request(&mut current_request, &url, &src);
                     },
                     (_, _) => {
-                        // step 12.6
+                        // step 17
                         self.image_request.set(ImageRequestPhase::Pending);
                         self.init_image_request(&mut pending_request, &url, &src);
                     },
@@ -711,7 +757,7 @@ impl HTMLImageElement {
         let this = Trusted::new(self);
         let src = match self.select_image_source() {
             Some(src) => {
-                // Step 8.
+                // Step 8
                 // TODO: Handle pixel density.
                 src.0
             },
@@ -727,7 +773,10 @@ impl HTMLImageElement {
                             current_request.source_url = None;
                             current_request.parsed_url = None;
                         }
-                        if this.upcast::<Element>().has_attribute(&local_name!("src")) {
+                        let elem = this.upcast::<Element>();
+                        let src_present = elem.has_attribute(&local_name!("src"));
+
+                        if src_present || Self::uses_srcset_or_picture(elem) {
                             this.upcast::<EventTarget>().fire_event(atom!("error"));
                         }
                         // FIXME(nox): According to the spec, setting the current
@@ -766,11 +815,11 @@ impl HTMLImageElement {
         let parsed_url = base_url.join(&src);
         match parsed_url {
             Ok(url) => {
-                    // Step 12
+                // Step 13-17
                 self.prepare_image_request(&url, &src);
             },
             Err(_) => {
-                // Step 11.1-11.5.
+                // Step 12.1-12.5.
                 let src = String::from(src);
                 // FIXME(nox): Why are errors silenced here?
                 let _ = task_source.queue(
@@ -882,6 +931,183 @@ impl HTMLImageElement {
         ScriptThread::await_stable_state(Microtask::ImageElement(task));
     }
 
+    /// <https://html.spec.whatwg.org/multipage/#img-environment-changes>
+    pub fn react_to_environment_changes(&self) {
+        // Step 1
+        let task = ImageElementMicrotask::EnvironmentChangesTask {
+            elem: DomRoot::from_ref(self),
+            generation: self.generation.get(),
+        };
+        ScriptThread::await_stable_state(Microtask::ImageElement(task));
+    }
+
+    /// Step 2-12 of https://html.spec.whatwg.org/multipage/#img-environment-changes
+    fn react_to_environment_changes_sync_steps(&self, generation: u32) {
+        // TODO reduce duplicacy of this code
+        fn add_cache_listener_for_element(image_cache: Arc<ImageCache>,
+                                          id: PendingImageId,
+                                          elem: &HTMLImageElement,
+                                          selected_source: String,
+                                          selected_pixel_density: f64) {
+            let trusted_node = Trusted::new(elem);
+            let (responder_sender, responder_receiver) = ipc::channel().unwrap();
+
+            let window = window_from_node(elem);
+            let task_source = window.networking_task_source();
+            let task_canceller = window.task_canceller(TaskSourceName::Networking);
+            let generation = elem.generation.get();
+            ROUTER.add_route(responder_receiver.to_opaque(), Box::new(move |message| {
+                debug!("Got image {:?}", message);
+                // Return the image via a message to the script thread, which marks
+                // the element as dirty and triggers a reflow.
+                let element = trusted_node.clone();
+                let image = message.to().unwrap();
+                let selected_source_clone = selected_source.clone();
+                let _ = task_source.queue_with_canceller(
+                    task!(process_image_response_for_environment_change: move || {
+                        let element = element.root();
+                        // Ignore any image response for a previous request that has been discarded.
+                        if generation == element.generation.get() {
+                            element.process_image_response_for_environment_change(image,
+                            DOMString::from_string(selected_source_clone), generation, selected_pixel_density);
+                        }
+                    }),
+                    &task_canceller,
+                );
+            }));
+
+            image_cache.add_listener(id, ImageResponder::new(responder_sender, id));
+        }
+
+        let elem = self.upcast::<Element>();
+        let document = document_from_node(elem);
+        let has_pending_request =  match self.image_request.get() {
+            ImageRequestPhase::Pending => true,
+            _ => false
+        };
+
+        // Step 2
+        if !document.is_active() || !Self::uses_srcset_or_picture(elem) || has_pending_request {
+            return;
+        }
+
+        // Steps 3-4
+        let (selected_source, selected_pixel_density) = match self.select_image_source() {
+            Some(selected) => selected,
+            None => return,
+        };
+
+        // Step 5
+        let same_source = match *self.last_selected_source.borrow() {
+            Some(ref last_src) => *last_src == selected_source,
+            _ => false,
+        };
+
+        let same_selected_pixel_density = match self.current_request.borrow().current_pixel_density {
+            Some(den) => selected_pixel_density == den,
+            _ => false,
+        };
+
+        if same_source && same_selected_pixel_density {
+            return;
+        }
+
+        let base_url = document.base_url();
+        // Step 6
+        let img_url = match base_url.join(&selected_source) {
+            Ok(url) => url,
+            Err(_) => return,
+        };
+
+        // Step 12
+        self.image_request.set(ImageRequestPhase::Pending);
+        self.init_image_request(&mut self.pending_request.borrow_mut(), &img_url, &selected_source);
+
+        let window = window_from_node(self);
+        let image_cache = window.image_cache();
+        // Step 14
+        let response =
+            image_cache.find_image_or_metadata(img_url.clone().into(),
+                                               UsePlaceholder::No,
+                                               CanRequestImages::Yes);
+        match response {
+            Ok(ImageOrMetadataAvailable::ImageAvailable(_image, _url)) => {
+                // Step 15
+                self.finish_reacting_to_environment_change(selected_source, generation, selected_pixel_density);
+            }
+
+            Ok(ImageOrMetadataAvailable::MetadataAvailable(m)) => {
+                self.process_image_response_for_environment_change(ImageResponse::MetadataLoaded(m),
+                                                                   selected_source, generation, selected_pixel_density);
+            }
+
+            Err(ImageState::Pending(id)) => {
+                add_cache_listener_for_element(image_cache.clone(), id, self,
+                                               selected_source.to_string(), selected_pixel_density);
+            }
+
+            Err(ImageState::LoadError) => {
+                self.process_image_response_for_environment_change(ImageResponse::None,
+                                                                   selected_source, generation, selected_pixel_density);
+            }
+
+            Err(ImageState::NotRequested(id)) => {
+                add_cache_listener_for_element(image_cache, id, self, selected_source.to_string(),
+                                               selected_pixel_density);
+                self.fetch_request(&img_url, id);
+            }
+        }
+    }
+
+    /// Step 15 for <https://html.spec.whatwg.org/multipage/#img-environment-changes>
+    fn finish_reacting_to_environment_change(&self, src: DOMString, generation: u32, selected_pixel_density: f64) {
+        let this = Trusted::new(self);
+        let window = window_from_node(self);
+        let src = src.to_string();
+        let _ = window.dom_manipulation_task_source().queue(
+            task!(image_load_event: move || {
+                let this = this.root();
+                let relevant_mutation = this.generation.get() != generation;
+                // Step 15.1
+                if relevant_mutation {
+                    this.abort_request(State::Unavailable, ImageRequestPhase::Pending);
+                    return;
+                }
+                // Step 15.2
+                *this.last_selected_source.borrow_mut() = Some(DOMString::from_string(src));
+
+                {
+                    let mut pending_request = this.pending_request.borrow_mut();
+                    pending_request.current_pixel_density = Some(selected_pixel_density);
+
+                    // Step 15.3
+                    pending_request.state = State::CompletelyAvailable;
+
+                    // Step 15.4
+                    // Already a part of the list of available images due to Step 14
+
+                    // Step 15.5
+                    mem::swap(&mut this.current_request.borrow_mut(), &mut pending_request);
+                    this.abort_request(State::Unavailable, ImageRequestPhase::Pending);
+                }
+
+                // Step 15.6
+                this.upcast::<Node>().dirty(NodeDamage::OtherNodeDamage);
+
+                // Step 15.7
+                this.upcast::<EventTarget>().fire_event(atom!("load"));
+            }),
+            window.upcast(),
+        );
+    }
+
+    fn uses_srcset_or_picture(elem: &Element) -> bool {
+        let has_src = elem.has_attribute(&local_name!("srcset"));
+        let is_parent_picture = elem.upcast::<Node>().GetParentElement()
+            .map_or(false, |p| p.is::<HTMLPictureElement>());
+        has_src || is_parent_picture
+    }
+
     fn new_inherited(local_name: LocalName, prefix: Option<Prefix>, document: &Document) -> HTMLImageElement {
         HTMLImageElement {
             htmlelement: HTMLElement::new_inherited(local_name, prefix, document),
@@ -974,6 +1200,10 @@ pub enum ImageElementMicrotask {
     StableStateUpdateImageDataTask {
         elem: DomRoot<HTMLImageElement>,
         generation: u32,
+    },
+    EnvironmentChangesTask {
+        elem: DomRoot<HTMLImageElement>,
+        generation: u32,
     }
 }
 
@@ -987,6 +1217,9 @@ impl MicrotaskRunnable for ImageElementMicrotask {
                     elem.update_the_image_data_sync_steps();
                 }
             },
+            &ImageElementMicrotask::EnvironmentChangesTask { ref elem, ref generation } => {
+                elem.react_to_environment_changes_sync_steps(*generation);
+            },
         }
     }
 }
@@ -1156,11 +1389,12 @@ impl HTMLImageElementMethods for HTMLImageElement {
 
     // https://html.spec.whatwg.org/multipage/#dom-img-currentsrc
     fn CurrentSrc(&self) -> DOMString {
-        let ref url = self.current_request.borrow().parsed_url;
+        let current_request = self.current_request.borrow();
+        let ref url = current_request.parsed_url;
         match *url {
             Some(ref url) => DOMString::from_string(url.clone().into_string()),
             None => {
-                let ref unparsed_url = self.current_request.borrow().source_url;
+                let ref unparsed_url = current_request.source_url;
                 match *unparsed_url {
                     Some(ref url) => url.clone(),
                     None => DOMString::from("")
@@ -1220,8 +1454,14 @@ impl VirtualMethods for HTMLImageElement {
         self.super_type().unwrap().attribute_mutated(attr, mutation);
         match attr.local_name() {
             &local_name!("src") => self.update_the_image_data(),
+            &local_name!("srcset") => self.update_the_image_data(),
             _ => {},
         }
+        if let Some(parent) = self.upcast::<Node>().GetParentElement() {
+            if parent.is::<HTMLPictureElement>() {
+                self.update_the_image_data();
+            }
+        }
     }
 
     fn parse_plain_attribute(&self, name: &LocalName, value: DOMString) -> AttrValue {
@@ -1268,6 +1508,27 @@ impl VirtualMethods for HTMLImageElement {
            }
        }
     }
+
+    fn bind_to_tree(&self, tree_in_doc: bool) {
+        if let Some(ref s) = self.super_type() {
+            s.bind_to_tree(tree_in_doc);
+        }
+        let document = document_from_node(self);
+        if tree_in_doc {
+            document.register_responsive_image(self);
+        }
+        if let Some(parent) = self.upcast::<Node>().GetParentElement() {
+            if parent.is::<HTMLPictureElement>() {
+                self.update_the_image_data();
+            }
+        }
+    }
+
+    fn unbind_from_tree(&self, context: &UnbindContext) {
+        self.super_type().unwrap().unbind_from_tree(context);
+        let document = document_from_node(self);
+        document.unregister_responsive_image(self);
+    }
 }
 
 impl FormControl for HTMLImageElement {
diff --git a/components/script/dom/window.rs b/components/script/dom/window.rs
index 7ccd828f9e3..b253f07c215 100644
--- a/components/script/dom/window.rs
+++ b/components/script/dom/window.rs
@@ -1853,6 +1853,7 @@ impl Window {
                                                  mql.Matches());
             event.upcast::<Event>().fire(mql.upcast::<EventTarget>());
         }
+        self.Document().react_to_environment_changes();
     }
 
     /// Slow down/speed up timers based on visibility.
diff --git a/tests/wpt/metadata/html/semantics/embedded-content/the-img-element/current-pixel-density/basic.html.ini b/tests/wpt/metadata/html/semantics/embedded-content/the-img-element/current-pixel-density/basic.html.ini
index 2aa027d16bf..875fd3365f3 100644
--- a/tests/wpt/metadata/html/semantics/embedded-content/the-img-element/current-pixel-density/basic.html.ini
+++ b/tests/wpt/metadata/html/semantics/embedded-content/the-img-element/current-pixel-density/basic.html.ini
@@ -1,17 +1,11 @@
 [basic.html]
   type: testharness
-  [<img srcset="/images/green-256x256.png 1x" data-expect="256">]
-    expected: FAIL
-
   [<img srcset="/images/green-256x256.png 1.6x" data-expect="160">]
     expected: FAIL
 
   [<img srcset="/images/green-256x256.png 2x" data-expect="128">]
     expected: FAIL
 
-  [<img srcset="/images/green-256x256.png 256w" sizes="256px" data-expect="256">]
-    expected: FAIL
-
   [<img srcset="/images/green-256x256.png 512w" sizes="256px" data-expect="128">]
     expected: FAIL
 
@@ -30,3 +24,9 @@
   [<img srcset="data:image/svg+xml,<svg%20xmlns='http://www.w3.org/2000/svg'%20viewBox='-1%20-1%202%202'%20height='20'><circle%20r='1'/></svg> 2x" data-expect="10">]
     expected: FAIL
 
+  [<img srcset="/images/green-256x256.png 10000x" data-expect="0">]
+    expected: FAIL
+
+  [<img srcset="/images/green-256x256.png 256w" sizes="0px" data-expect="0">]
+    expected: FAIL
+
diff --git a/tests/wpt/metadata/html/semantics/embedded-content/the-img-element/environment-changes/viewport-change.html.ini b/tests/wpt/metadata/html/semantics/embedded-content/the-img-element/environment-changes/viewport-change.html.ini
index bf38830e982..29b0025a2ae 100644
--- a/tests/wpt/metadata/html/semantics/embedded-content/the-img-element/environment-changes/viewport-change.html.ini
+++ b/tests/wpt/metadata/html/semantics/embedded-content/the-img-element/environment-changes/viewport-change.html.ini
@@ -1,24 +1,12 @@
 [viewport-change.html]
   type: testharness
   expected: TIMEOUT
-  [img (srcset 1 cand) broken image, onload, narrow]
-    expected: FAIL
-
-  [img (srcset 1 cand) valid image, onload, narrow]
-    expected: FAIL
-
   [picture: source (max-width:500px) broken image, img valid image, resize to wide]
     expected: TIMEOUT
 
   [picture: source (max-width:500px) valid image, img valid image, resize to wide]
     expected: TIMEOUT
 
-  [img (srcset 1 cand) broken image, onload, wide]
-    expected: FAIL
-
-  [img (srcset 1 cand) valid image, onload, wide]
-    expected: FAIL
-
   [picture: source (max-width:500px) valid image, img broken image, resize to narrow]
     expected: TIMEOUT
 
diff --git a/tests/wpt/metadata/html/semantics/embedded-content/the-img-element/sizes/parse-a-sizes-attribute-display-none.html.ini b/tests/wpt/metadata/html/semantics/embedded-content/the-img-element/sizes/parse-a-sizes-attribute-display-none.html.ini
index 064bea5a826..24d7b92b058 100644
--- a/tests/wpt/metadata/html/semantics/embedded-content/the-img-element/sizes/parse-a-sizes-attribute-display-none.html.ini
+++ b/tests/wpt/metadata/html/semantics/embedded-content/the-img-element/sizes/parse-a-sizes-attribute-display-none.html.ini
@@ -1,130 +1,10 @@
 [parse-a-sizes-attribute-display-none.html]
-  [<img srcset="/images/green-1x1.png?a2 300w, /images/green-16x16.png?a2 301w"> ref sizes="100vw" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?b2 450w, /images/green-16x16.png?b2 451w"> ref sizes="100vw" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?c2 600w, /images/green-16x16.png?c2 601w"> ref sizes="100vw" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?d2 900w, /images/green-16x16.png?d2 901w"> ref sizes="100vw" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e2 50w, /images/green-16x16.png?e2 51w" sizes="0"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e3 50w, /images/green-16x16.png?e3 51w" sizes="-0"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e4 50w, /images/green-16x16.png?e4 51w" sizes="+0"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e5 50w, /images/green-16x16.png?e5 51w" sizes="+1px"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e6 50w, /images/green-16x16.png?e6 51w" sizes=".1px"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e7 50w, /images/green-16x16.png?e7 51w" sizes="0.1em"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e8 50w, /images/green-16x16.png?e8 51w" sizes="0.1ex"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e9 50w, /images/green-16x16.png?e9 51w" sizes="0.1ch"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e10 50w, /images/green-16x16.png?e10 51w" sizes="0.1rem"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e11 50w, /images/green-16x16.png?e11 51w" sizes="0.1vw"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e12 50w, /images/green-16x16.png?e12 51w" sizes="0.1vh"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e13 50w, /images/green-16x16.png?e13 51w" sizes="0.1vmin"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e14 50w, /images/green-16x16.png?e14 51w" sizes="0.1vmax"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e15 50w, /images/green-16x16.png?e15 51w" sizes="0.1cm"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e16 50w, /images/green-16x16.png?e16 51w" sizes="1mm"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e17 50w, /images/green-16x16.png?e17 51w" sizes="1q"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e18 50w, /images/green-16x16.png?e18 51w" sizes="0.01in"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e19 50w, /images/green-16x16.png?e19 51w" sizes="0.1pc"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e20 50w, /images/green-16x16.png?e20 51w" sizes="0.1pt"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e21 50w, /images/green-16x16.png?e21 51w" sizes="/* */1px/* */"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e22 50w, /images/green-16x16.png?e22 51w" sizes=" /**/ /**/ 1px /**/ /**/ "> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e23 50w, /images/green-16x16.png?e23 51w" sizes="(),1px"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e24 50w, /images/green-16x16.png?e24 51w" sizes="x(),1px"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e25 50w, /images/green-16x16.png?e25 51w" sizes="{},1px"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e26 50w, /images/green-16x16.png?e26 51w" sizes="[\],1px"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e27 50w, /images/green-16x16.png?e27 51w" sizes="1px,("> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e28 50w, /images/green-16x16.png?e28 51w" sizes="1px,x("> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e29 50w, /images/green-16x16.png?e29 51w" sizes="1px,{"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e30 50w, /images/green-16x16.png?e30 51w" sizes="1px,["> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e31 50w, /images/green-16x16.png?e31 51w" sizes="\\(,1px"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e32 50w, /images/green-16x16.png?e32 51w" sizes="x\\(,1px"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e33 50w, /images/green-16x16.png?e33 51w" sizes="\\{,1px"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e34 50w, /images/green-16x16.png?e34 51w" sizes="\\[,1px"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e35 50w, /images/green-16x16.png?e35 51w" sizes="1\\p\\x"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e36 50w, /images/green-16x16.png?e36 51w" sizes="calc(1px)"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
   [<img srcset="/images/green-1x1.png?e36a 50w, /images/green-16x16.png?e36a 51w" sizes="min(1px, 100px)"> ref sizes="1px" (display:none)]
     expected: FAIL
 
   [<img srcset="/images/green-1x1.png?e36b 50w, /images/green-16x16.png?e36b 51w" sizes="min(-100px, 1px)"> ref sizes="1px" (display:none)]
     expected: FAIL
 
-  [<img srcset="/images/green-1x1.png?e37 50w, /images/green-16x16.png?e37 51w" sizes="(min-width:0) calc(1px)"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
   [<img srcset="/images/green-1x1.png?e37a 50w, /images/green-16x16.png?e37a 51w" sizes="(min-width:0) min(1px, 100px)"> ref sizes="1px" (display:none)]
     expected: FAIL
 
@@ -140,63 +20,6 @@
   [<img srcset="/images/green-1x1.png?e38b 50w, /images/green-16x16.png?e38b 51w" sizes="(min-width:max(-200vw, 0)) 1px"> ref sizes="1px" (display:none)]
     expected: FAIL
 
-  [<img srcset="/images/green-1x1.png?e39 50w, /images/green-16x16.png?e39 51w" sizes="(min-width:0) 1px, 100vw"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e40 50w, /images/green-16x16.png?e40 51w" sizes="(min-width:0) 1px, (min-width:0) 100vw, 100vw"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e41 50w, /images/green-16x16.png?e41 51w" sizes="(min-width:0) 1px"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e42 50w, /images/green-16x16.png?e42 51w" sizes="not (min-width:0) 100vw, 1px"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e43 50w, /images/green-16x16.png?e43 51w" sizes="(min-width:unknown-mf-value) 100vw, 1px"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e44 50w, /images/green-16x16.png?e44 51w" sizes="not (min-width:unknown-mf-value) 100vw, 1px"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e45 50w, /images/green-16x16.png?e45 51w" sizes="(min-width:-1px) 100vw, 1px"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e46 50w, /images/green-16x16.png?e46 51w" sizes="not (min-width:-1px) 100vw, 1px"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e47 50w, /images/green-16x16.png?e47 51w" sizes="(unknown-mf-name) 100vw, 1px"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e48 50w, /images/green-16x16.png?e48 51w" sizes="not (unknown-mf-name) 100vw, 1px"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e49 50w, /images/green-16x16.png?e49 51w" sizes="(unknown &quot;general-enclosed&quot;) 100vw, 1px"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e50 50w, /images/green-16x16.png?e50 51w" sizes="not (unknown &quot;general-enclosed&quot;) 100vw, 1px"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e51 50w, /images/green-16x16.png?e51 51w" sizes="unknown-general-enclosed(foo) 100vw, 1px"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e52 50w, /images/green-16x16.png?e52 51w" sizes="not unknown-general-enclosed(foo) 100vw, 1px"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e53 50w, /images/green-16x16.png?e53 51w" sizes="print 100vw, 1px"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e54 50w, /images/green-16x16.png?e54 51w" sizes="not print 100vw, 1px"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e55 50w, /images/green-16x16.png?e55 51w" sizes="unknown-media-type 100vw, 1px"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e56 50w, /images/green-16x16.png?e56 51w" sizes="not unknown-media-type 100vw, 1px"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e57 50w, /images/green-16x16.png?e57 51w" sizes="(min-width:0) or (min-width:0) 1px"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
   [<img srcset="/images/green-1x1.png?e58 50w, /images/green-16x16.png?e58 51w" sizes="(min-width:0) or (unknown-mf-name) 1px"> ref sizes="1px" (display:none)]
     expected: FAIL
 
@@ -212,303 +35,18 @@
   [<img srcset="/images/green-1x1.png?e62 50w, /images/green-16x16.png?e62 51w" sizes="(min-width:0) or unknown-general-enclosed(foo) 1px"> ref sizes="1px" (display:none)]
     expected: FAIL
 
-  [<img srcset="/images/green-1x1.png?e63 50w, /images/green-16x16.png?e63 51w" sizes="(min-width:0) or (!) 100vw, 1px"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e64 50w, /images/green-16x16.png?e64 51w" sizes="(min-width:0) or unknown-media-type 100vw, 1px"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e65 50w, /images/green-16x16.png?e65 51w" sizes="(123) 100vw, 1px"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e66 50w, /images/green-16x16.png?e66 51w" sizes="not (123) 100vw, 1px"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e67 50w, /images/green-16x16.png?e67 51w" sizes="(!) 100vw, 1px"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e68 50w, /images/green-16x16.png?e68 51w" sizes="not (!) 100vw, 1px"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e69 50w, /images/green-16x16.png?e69 51w" sizes="! 100vw, 1px"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e70 50w, /images/green-16x16.png?e70 51w" sizes="not ! 100vw, 1px"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e71 50w, /images/green-16x16.png?e71 51w" sizes="(\]) 100vw, 1px"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e72 50w, /images/green-16x16.png?e72 51w" sizes="not (\]) 100vw, 1px"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e73 50w, /images/green-16x16.png?e73 51w" sizes="\] 100vw, 1px"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e74 50w, /images/green-16x16.png?e74 51w" sizes="not \] 100vw, 1px"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e75 50w, /images/green-16x16.png?e75 51w" sizes="(}) 100vw, 1px"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e76 50w, /images/green-16x16.png?e76 51w" sizes="not (}) 100vw, 1px"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e77 50w, /images/green-16x16.png?e77 51w" sizes="} 100vw, 1px"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e78 50w, /images/green-16x16.png?e78 51w" sizes="not } 100vw, 1px"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e79 50w, /images/green-16x16.png?e79 51w" sizes=") 100vw, 1px"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e80 50w, /images/green-16x16.png?e80 51w" sizes="not ) 100vw, 1px"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e81 50w, /images/green-16x16.png?e81 51w" sizes="(;) 100vw, 1px"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e82 50w, /images/green-16x16.png?e82 51w" sizes="not (;) 100vw, 1px"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e83 50w, /images/green-16x16.png?e83 51w" sizes="(.) 100vw, 1px"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e84 50w, /images/green-16x16.png?e84 51w" sizes="not (.) 100vw, 1px"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e85 50w, /images/green-16x16.png?e85 51w" sizes="; 100vw, 1px"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e86 50w, /images/green-16x16.png?e86 51w" sizes="not ; 100vw, 1px"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e87 50w, /images/green-16x16.png?e87 51w" sizes=", 1px"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e88 50w, /images/green-16x16.png?e88 51w" sizes="1px,"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e89 50w, /images/green-16x16.png?e89 51w" sizes="(min-width:0) 1px,"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e90 50w, /images/green-16x16.png?e90 51w" sizes="-0e-0px"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e91 50w, /images/green-16x16.png?e91 51w" sizes="+0.11e+01px"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e92 50w, /images/green-16x16.png?e92 51w" sizes="0.2e1px"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e93 50w, /images/green-16x16.png?e93 51w" sizes="0.3E1px"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e94 50w, /images/green-16x16.png?e94 51w" sizes=".4E1px"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e95 50w, /images/green-16x16.png?e95 51w" sizes="all 100vw, 1px"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e96 50w, /images/green-16x16.png?e96 51w" sizes="all and (min-width:0) 100vw, 1px"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e97 50w, /images/green-16x16.png?e97 51w" sizes="min-width:0 100vw, 1px"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e98 50w, /images/green-16x16.png?e98 51w" sizes="1px, 100vw"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e99 50w, /images/green-16x16.png?e99 51w" sizes="1px, (min-width:0) 100vw"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e100 50w, /images/green-16x16.png?e100 51w" sizes="1px, foo bar"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e101 50w, /images/green-16x16.png?e101 51w" sizes="(min-width:0) 1px, foo bar"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e102 50w, /images/green-16x16.png?e102 51w" sizes="(&quot;grammar does not match&quot;) 100vw, 1px"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e103 50w, /images/green-16x16.png?e103 51w" sizes="not (&quot;grammar does not match&quot;) 100vw, 1px"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e104 50w, /images/green-16x16.png?e104 51w" sizes="(unknown-general-enclosed !) 100vw, 1px"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e105 50w, /images/green-16x16.png?e105 51w" sizes="not (unknown-general-enclosed !) 100vw, 1px"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
   [<img srcset="/images/green-1x1.png?e106 50w, /images/green-16x16.png?e106 51w" sizes="(min-width:0) or (unknown-general-enclosed !) 1px"> ref sizes="1px" (display:none)]
     expected: FAIL
 
-  [<img srcset="/images/green-1x1.png?e107 50w, /images/green-16x16.png?e107 51w" sizes="not ((min-width:0) or (unknown &quot;general-enclosed&quot;)) 100vw, 1px"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e108 50w, /images/green-16x16.png?e108 51w" sizes="(max-width:0) or (unknown-general-enclosed !) 100vw, 1px"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e109 50w, /images/green-16x16.png?e109 51w" sizes="not ((max-width:0) or (unknown &quot;general-enclosed&quot;)) 100vw, 1px"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f48 50w, /images/green-16x16.png?f48 51w" sizes="calc(1px"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
   [<img srcset="/images/green-1x1.png?f48a 50w, /images/green-16x16.png?f48a 51w" sizes="min(1px, 200vw"> ref sizes="1px" (display:none)]
     expected: FAIL
 
   [<img srcset="/images/green-1x1.png?f48b 50w, /images/green-16x16.png?f48b 51w" sizes="max(-200vw, 1px"> ref sizes="1px" (display:none)]
     expected: FAIL
 
-  [<img srcset="/images/green-1x1.png?f49 50w, /images/green-16x16.png?f49 51w" sizes="(min-width:0) calc(1px"> ref sizes="1px" (display:none)]
-    expected: FAIL
-
   [<img srcset="/images/green-1x1.png?f49a 50w, /images/green-16x16.png?f49a 51w" sizes="(min-width:0) min(1px, 200vw"> ref sizes="1px" (display:none)]
     expected: FAIL
 
   [<img srcset="/images/green-1x1.png?f49b 50w, /images/green-16x16.png?f49b 51w" sizes="(min-width:0) max(-200vw, 1px"> ref sizes="1px" (display:none)]
     expected: FAIL
 
-  [<img srcset="/images/green-1x1.png?f2 50w, /images/green-16x16.png?f2 51w" sizes=""> ref sizes="100vw" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f3 50w, /images/green-16x16.png?f3 51w" sizes=","> ref sizes="100vw" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f4 50w, /images/green-16x16.png?f4 51w" sizes="-1px"> ref sizes="100vw" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f5 50w, /images/green-16x16.png?f5 51w" sizes="1"> ref sizes="100vw" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f6 50w, /images/green-16x16.png?f6 51w" sizes="0.1%"> ref sizes="100vw" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f7 50w, /images/green-16x16.png?f7 51w" sizes="0.1deg"> ref sizes="100vw" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f8 50w, /images/green-16x16.png?f8 51w" sizes="0.1grad"> ref sizes="100vw" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f9 50w, /images/green-16x16.png?f9 51w" sizes="0.1rad"> ref sizes="100vw" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f10 50w, /images/green-16x16.png?f10 51w" sizes="0.1turn"> ref sizes="100vw" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f11 50w, /images/green-16x16.png?f11 51w" sizes="0.1s"> ref sizes="100vw" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f12 50w, /images/green-16x16.png?f12 51w" sizes="0.1ms"> ref sizes="100vw" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f13 50w, /images/green-16x16.png?f13 51w" sizes="0.1Hz"> ref sizes="100vw" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f14 50w, /images/green-16x16.png?f14 51w" sizes="0.1kHz"> ref sizes="100vw" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f15 50w, /images/green-16x16.png?f15 51w" sizes="0.1dpi"> ref sizes="100vw" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f16 50w, /images/green-16x16.png?f16 51w" sizes="0.1dpcm"> ref sizes="100vw" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f17 50w, /images/green-16x16.png?f17 51w" sizes="0.1dppx"> ref sizes="100vw" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f17a 50w, /images/green-16x16.png?f17a 51w" sizes="0.1x"> ref sizes="100vw" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f18 50w, /images/green-16x16.png?f18 51w" data-foo="1px" sizes="attr(data-foo, length, 1px)"> ref sizes="100vw" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f19 50w, /images/green-16x16.png?f19 51w" data-foo="1" sizes="attr(data-foo, px, 1px)"> ref sizes="100vw" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f20 50w, /images/green-16x16.png?f20 51w" sizes="toggle(1px)"> ref sizes="100vw" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f21 50w, /images/green-16x16.png?f21 51w" sizes="inherit"> ref sizes="100vw" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f22 50w, /images/green-16x16.png?f22 51w" sizes="auto"> ref sizes="100vw" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f23 50w, /images/green-16x16.png?f23 51w" sizes="initial"> ref sizes="100vw" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f24 50w, /images/green-16x16.png?f24 51w" sizes="unset"> ref sizes="100vw" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f25 50w, /images/green-16x16.png?f25 51w" sizes="default"> ref sizes="100vw" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f26 50w, /images/green-16x16.png?f26 51w" sizes="1/* */px"> ref sizes="100vw" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f27 50w, /images/green-16x16.png?f27 51w" sizes="1p/* */x"> ref sizes="100vw" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f28 50w, /images/green-16x16.png?f28 51w" sizes="-/**/0"> ref sizes="100vw" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f29 50w, /images/green-16x16.png?f29 51w" sizes="((),1px"> ref sizes="100vw" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f30 50w, /images/green-16x16.png?f30 51w" sizes="x(x(),1px"> ref sizes="100vw" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f31 50w, /images/green-16x16.png?f31 51w" sizes="{{},1px"> ref sizes="100vw" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f32 50w, /images/green-16x16.png?f32 51w" sizes="[[\],1px"> ref sizes="100vw" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f33 50w, /images/green-16x16.png?f33 51w" sizes="1px !important"> ref sizes="100vw" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f34 50w, /images/green-16x16.png?f34 51w" sizes="\\1px"> ref sizes="100vw" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f35 50w, /images/green-16x16.png?f35 51w" sizes="all 1px"> ref sizes="100vw" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f36 50w, /images/green-16x16.png?f36 51w" sizes="all and (min-width:0) 1px"> ref sizes="100vw" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f37 50w, /images/green-16x16.png?f37 51w" sizes="min-width:0 1px"> ref sizes="100vw" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f38 50w, /images/green-16x16.png?f38 51w" sizes="100vw, 1px"> ref sizes="100vw" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f39 50w, /images/green-16x16.png?f39 51w" sizes="100vw, (min-width:0) 1px"> ref sizes="100vw" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f40 50w, /images/green-16x16.png?f40 51w" sizes="foo bar"> ref sizes="100vw" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f41 50w, /images/green-16x16.png?f41 51w" sizes="foo-bar"> ref sizes="100vw" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f42 50w, /images/green-16x16.png?f42 51w" sizes="(min-width:0) 1px foo bar"> ref sizes="100vw" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f43 50w, /images/green-16x16.png?f43 51w" sizes="(min-width:0) 0.1%"> ref sizes="100vw" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f44 50w, /images/green-16x16.png?f44 51w" sizes="(min-width:0) 1"> ref sizes="100vw" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f45 50w, /images/green-16x16.png?f45 51w" sizes="-1e0px"> ref sizes="100vw" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f46 50w, /images/green-16x16.png?f46 51w" sizes="1e1.5px"> ref sizes="100vw" (display:none)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f47 50w, /images/green-16x16.png?f47 51w" style="--foo: 1px" sizes="var(--foo)"> ref sizes="100vw" (display:none)]
-    expected: FAIL
-
diff --git a/tests/wpt/metadata/html/semantics/embedded-content/the-img-element/sizes/parse-a-sizes-attribute-quirks-mode.html.ini b/tests/wpt/metadata/html/semantics/embedded-content/the-img-element/sizes/parse-a-sizes-attribute-quirks-mode.html.ini
index 1283d4eaf81..d5902a67ea6 100644
--- a/tests/wpt/metadata/html/semantics/embedded-content/the-img-element/sizes/parse-a-sizes-attribute-quirks-mode.html.ini
+++ b/tests/wpt/metadata/html/semantics/embedded-content/the-img-element/sizes/parse-a-sizes-attribute-quirks-mode.html.ini
@@ -1,130 +1,10 @@
 [parse-a-sizes-attribute-quirks-mode.html]
-  [<img srcset="/images/green-1x1.png?a2 300w, /images/green-16x16.png?a2 301w"> ref sizes="100vw" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?b2 450w, /images/green-16x16.png?b2 451w"> ref sizes="100vw" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?c2 600w, /images/green-16x16.png?c2 601w"> ref sizes="100vw" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?d2 900w, /images/green-16x16.png?d2 901w"> ref sizes="100vw" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e2 50w, /images/green-16x16.png?e2 51w" sizes="0"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e3 50w, /images/green-16x16.png?e3 51w" sizes="-0"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e4 50w, /images/green-16x16.png?e4 51w" sizes="+0"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e5 50w, /images/green-16x16.png?e5 51w" sizes="+1px"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e6 50w, /images/green-16x16.png?e6 51w" sizes=".1px"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e7 50w, /images/green-16x16.png?e7 51w" sizes="0.1em"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e8 50w, /images/green-16x16.png?e8 51w" sizes="0.1ex"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e9 50w, /images/green-16x16.png?e9 51w" sizes="0.1ch"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e10 50w, /images/green-16x16.png?e10 51w" sizes="0.1rem"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e11 50w, /images/green-16x16.png?e11 51w" sizes="0.1vw"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e12 50w, /images/green-16x16.png?e12 51w" sizes="0.1vh"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e13 50w, /images/green-16x16.png?e13 51w" sizes="0.1vmin"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e14 50w, /images/green-16x16.png?e14 51w" sizes="0.1vmax"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e15 50w, /images/green-16x16.png?e15 51w" sizes="0.1cm"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e16 50w, /images/green-16x16.png?e16 51w" sizes="1mm"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e17 50w, /images/green-16x16.png?e17 51w" sizes="1q"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e18 50w, /images/green-16x16.png?e18 51w" sizes="0.01in"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e19 50w, /images/green-16x16.png?e19 51w" sizes="0.1pc"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e20 50w, /images/green-16x16.png?e20 51w" sizes="0.1pt"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e21 50w, /images/green-16x16.png?e21 51w" sizes="/* */1px/* */"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e22 50w, /images/green-16x16.png?e22 51w" sizes=" /**/ /**/ 1px /**/ /**/ "> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e23 50w, /images/green-16x16.png?e23 51w" sizes="(),1px"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e24 50w, /images/green-16x16.png?e24 51w" sizes="x(),1px"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e25 50w, /images/green-16x16.png?e25 51w" sizes="{},1px"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e26 50w, /images/green-16x16.png?e26 51w" sizes="[\],1px"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e27 50w, /images/green-16x16.png?e27 51w" sizes="1px,("> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e28 50w, /images/green-16x16.png?e28 51w" sizes="1px,x("> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e29 50w, /images/green-16x16.png?e29 51w" sizes="1px,{"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e30 50w, /images/green-16x16.png?e30 51w" sizes="1px,["> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e31 50w, /images/green-16x16.png?e31 51w" sizes="\\(,1px"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e32 50w, /images/green-16x16.png?e32 51w" sizes="x\\(,1px"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e33 50w, /images/green-16x16.png?e33 51w" sizes="\\{,1px"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e34 50w, /images/green-16x16.png?e34 51w" sizes="\\[,1px"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e35 50w, /images/green-16x16.png?e35 51w" sizes="1\\p\\x"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e36 50w, /images/green-16x16.png?e36 51w" sizes="calc(1px)"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
   [<img srcset="/images/green-1x1.png?e36a 50w, /images/green-16x16.png?e36a 51w" sizes="min(1px, 100px)"> ref sizes="1px" (quirks mode)]
     expected: FAIL
 
   [<img srcset="/images/green-1x1.png?e36b 50w, /images/green-16x16.png?e36b 51w" sizes="min(-100px, 1px)"> ref sizes="1px" (quirks mode)]
     expected: FAIL
 
-  [<img srcset="/images/green-1x1.png?e37 50w, /images/green-16x16.png?e37 51w" sizes="(min-width:0) calc(1px)"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
   [<img srcset="/images/green-1x1.png?e37a 50w, /images/green-16x16.png?e37a 51w" sizes="(min-width:0) min(1px, 100px)"> ref sizes="1px" (quirks mode)]
     expected: FAIL
 
@@ -140,63 +20,6 @@
   [<img srcset="/images/green-1x1.png?e38b 50w, /images/green-16x16.png?e38b 51w" sizes="(min-width:max(-200vw, 0)) 1px"> ref sizes="1px" (quirks mode)]
     expected: FAIL
 
-  [<img srcset="/images/green-1x1.png?e39 50w, /images/green-16x16.png?e39 51w" sizes="(min-width:0) 1px, 100vw"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e40 50w, /images/green-16x16.png?e40 51w" sizes="(min-width:0) 1px, (min-width:0) 100vw, 100vw"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e41 50w, /images/green-16x16.png?e41 51w" sizes="(min-width:0) 1px"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e42 50w, /images/green-16x16.png?e42 51w" sizes="not (min-width:0) 100vw, 1px"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e43 50w, /images/green-16x16.png?e43 51w" sizes="(min-width:unknown-mf-value) 100vw, 1px"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e44 50w, /images/green-16x16.png?e44 51w" sizes="not (min-width:unknown-mf-value) 100vw, 1px"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e45 50w, /images/green-16x16.png?e45 51w" sizes="(min-width:-1px) 100vw, 1px"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e46 50w, /images/green-16x16.png?e46 51w" sizes="not (min-width:-1px) 100vw, 1px"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e47 50w, /images/green-16x16.png?e47 51w" sizes="(unknown-mf-name) 100vw, 1px"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e48 50w, /images/green-16x16.png?e48 51w" sizes="not (unknown-mf-name) 100vw, 1px"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e49 50w, /images/green-16x16.png?e49 51w" sizes="(unknown &quot;general-enclosed&quot;) 100vw, 1px"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e50 50w, /images/green-16x16.png?e50 51w" sizes="not (unknown &quot;general-enclosed&quot;) 100vw, 1px"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e51 50w, /images/green-16x16.png?e51 51w" sizes="unknown-general-enclosed(foo) 100vw, 1px"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e52 50w, /images/green-16x16.png?e52 51w" sizes="not unknown-general-enclosed(foo) 100vw, 1px"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e53 50w, /images/green-16x16.png?e53 51w" sizes="print 100vw, 1px"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e54 50w, /images/green-16x16.png?e54 51w" sizes="not print 100vw, 1px"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e55 50w, /images/green-16x16.png?e55 51w" sizes="unknown-media-type 100vw, 1px"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e56 50w, /images/green-16x16.png?e56 51w" sizes="not unknown-media-type 100vw, 1px"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e57 50w, /images/green-16x16.png?e57 51w" sizes="(min-width:0) or (min-width:0) 1px"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
   [<img srcset="/images/green-1x1.png?e58 50w, /images/green-16x16.png?e58 51w" sizes="(min-width:0) or (unknown-mf-name) 1px"> ref sizes="1px" (quirks mode)]
     expected: FAIL
 
@@ -212,303 +35,18 @@
   [<img srcset="/images/green-1x1.png?e62 50w, /images/green-16x16.png?e62 51w" sizes="(min-width:0) or unknown-general-enclosed(foo) 1px"> ref sizes="1px" (quirks mode)]
     expected: FAIL
 
-  [<img srcset="/images/green-1x1.png?e63 50w, /images/green-16x16.png?e63 51w" sizes="(min-width:0) or (!) 100vw, 1px"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e64 50w, /images/green-16x16.png?e64 51w" sizes="(min-width:0) or unknown-media-type 100vw, 1px"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e65 50w, /images/green-16x16.png?e65 51w" sizes="(123) 100vw, 1px"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e66 50w, /images/green-16x16.png?e66 51w" sizes="not (123) 100vw, 1px"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e67 50w, /images/green-16x16.png?e67 51w" sizes="(!) 100vw, 1px"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e68 50w, /images/green-16x16.png?e68 51w" sizes="not (!) 100vw, 1px"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e69 50w, /images/green-16x16.png?e69 51w" sizes="! 100vw, 1px"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e70 50w, /images/green-16x16.png?e70 51w" sizes="not ! 100vw, 1px"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e71 50w, /images/green-16x16.png?e71 51w" sizes="(\]) 100vw, 1px"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e72 50w, /images/green-16x16.png?e72 51w" sizes="not (\]) 100vw, 1px"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e73 50w, /images/green-16x16.png?e73 51w" sizes="\] 100vw, 1px"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e74 50w, /images/green-16x16.png?e74 51w" sizes="not \] 100vw, 1px"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e75 50w, /images/green-16x16.png?e75 51w" sizes="(}) 100vw, 1px"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e76 50w, /images/green-16x16.png?e76 51w" sizes="not (}) 100vw, 1px"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e77 50w, /images/green-16x16.png?e77 51w" sizes="} 100vw, 1px"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e78 50w, /images/green-16x16.png?e78 51w" sizes="not } 100vw, 1px"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e79 50w, /images/green-16x16.png?e79 51w" sizes=") 100vw, 1px"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e80 50w, /images/green-16x16.png?e80 51w" sizes="not ) 100vw, 1px"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e81 50w, /images/green-16x16.png?e81 51w" sizes="(;) 100vw, 1px"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e82 50w, /images/green-16x16.png?e82 51w" sizes="not (;) 100vw, 1px"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e83 50w, /images/green-16x16.png?e83 51w" sizes="(.) 100vw, 1px"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e84 50w, /images/green-16x16.png?e84 51w" sizes="not (.) 100vw, 1px"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e85 50w, /images/green-16x16.png?e85 51w" sizes="; 100vw, 1px"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e86 50w, /images/green-16x16.png?e86 51w" sizes="not ; 100vw, 1px"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e87 50w, /images/green-16x16.png?e87 51w" sizes=", 1px"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e88 50w, /images/green-16x16.png?e88 51w" sizes="1px,"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e89 50w, /images/green-16x16.png?e89 51w" sizes="(min-width:0) 1px,"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e90 50w, /images/green-16x16.png?e90 51w" sizes="-0e-0px"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e91 50w, /images/green-16x16.png?e91 51w" sizes="+0.11e+01px"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e92 50w, /images/green-16x16.png?e92 51w" sizes="0.2e1px"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e93 50w, /images/green-16x16.png?e93 51w" sizes="0.3E1px"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e94 50w, /images/green-16x16.png?e94 51w" sizes=".4E1px"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e95 50w, /images/green-16x16.png?e95 51w" sizes="all 100vw, 1px"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e96 50w, /images/green-16x16.png?e96 51w" sizes="all and (min-width:0) 100vw, 1px"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e97 50w, /images/green-16x16.png?e97 51w" sizes="min-width:0 100vw, 1px"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e98 50w, /images/green-16x16.png?e98 51w" sizes="1px, 100vw"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e99 50w, /images/green-16x16.png?e99 51w" sizes="1px, (min-width:0) 100vw"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e100 50w, /images/green-16x16.png?e100 51w" sizes="1px, foo bar"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e101 50w, /images/green-16x16.png?e101 51w" sizes="(min-width:0) 1px, foo bar"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e102 50w, /images/green-16x16.png?e102 51w" sizes="(&quot;grammar does not match&quot;) 100vw, 1px"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e103 50w, /images/green-16x16.png?e103 51w" sizes="not (&quot;grammar does not match&quot;) 100vw, 1px"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e104 50w, /images/green-16x16.png?e104 51w" sizes="(unknown-general-enclosed !) 100vw, 1px"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e105 50w, /images/green-16x16.png?e105 51w" sizes="not (unknown-general-enclosed !) 100vw, 1px"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
   [<img srcset="/images/green-1x1.png?e106 50w, /images/green-16x16.png?e106 51w" sizes="(min-width:0) or (unknown-general-enclosed !) 1px"> ref sizes="1px" (quirks mode)]
     expected: FAIL
 
-  [<img srcset="/images/green-1x1.png?e107 50w, /images/green-16x16.png?e107 51w" sizes="not ((min-width:0) or (unknown &quot;general-enclosed&quot;)) 100vw, 1px"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e108 50w, /images/green-16x16.png?e108 51w" sizes="(max-width:0) or (unknown-general-enclosed !) 100vw, 1px"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e109 50w, /images/green-16x16.png?e109 51w" sizes="not ((max-width:0) or (unknown &quot;general-enclosed&quot;)) 100vw, 1px"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f48 50w, /images/green-16x16.png?f48 51w" sizes="calc(1px"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
   [<img srcset="/images/green-1x1.png?f48a 50w, /images/green-16x16.png?f48a 51w" sizes="min(1px, 200vw"> ref sizes="1px" (quirks mode)]
     expected: FAIL
 
   [<img srcset="/images/green-1x1.png?f48b 50w, /images/green-16x16.png?f48b 51w" sizes="max(-200vw, 1px"> ref sizes="1px" (quirks mode)]
     expected: FAIL
 
-  [<img srcset="/images/green-1x1.png?f49 50w, /images/green-16x16.png?f49 51w" sizes="(min-width:0) calc(1px"> ref sizes="1px" (quirks mode)]
-    expected: FAIL
-
   [<img srcset="/images/green-1x1.png?f49a 50w, /images/green-16x16.png?f49a 51w" sizes="(min-width:0) min(1px, 200vw"> ref sizes="1px" (quirks mode)]
     expected: FAIL
 
   [<img srcset="/images/green-1x1.png?f49b 50w, /images/green-16x16.png?f49b 51w" sizes="(min-width:0) max(-200vw, 1px"> ref sizes="1px" (quirks mode)]
     expected: FAIL
 
-  [<img srcset="/images/green-1x1.png?f2 50w, /images/green-16x16.png?f2 51w" sizes=""> ref sizes="100vw" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f3 50w, /images/green-16x16.png?f3 51w" sizes=","> ref sizes="100vw" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f4 50w, /images/green-16x16.png?f4 51w" sizes="-1px"> ref sizes="100vw" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f5 50w, /images/green-16x16.png?f5 51w" sizes="1"> ref sizes="100vw" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f6 50w, /images/green-16x16.png?f6 51w" sizes="0.1%"> ref sizes="100vw" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f7 50w, /images/green-16x16.png?f7 51w" sizes="0.1deg"> ref sizes="100vw" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f8 50w, /images/green-16x16.png?f8 51w" sizes="0.1grad"> ref sizes="100vw" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f9 50w, /images/green-16x16.png?f9 51w" sizes="0.1rad"> ref sizes="100vw" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f10 50w, /images/green-16x16.png?f10 51w" sizes="0.1turn"> ref sizes="100vw" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f11 50w, /images/green-16x16.png?f11 51w" sizes="0.1s"> ref sizes="100vw" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f12 50w, /images/green-16x16.png?f12 51w" sizes="0.1ms"> ref sizes="100vw" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f13 50w, /images/green-16x16.png?f13 51w" sizes="0.1Hz"> ref sizes="100vw" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f14 50w, /images/green-16x16.png?f14 51w" sizes="0.1kHz"> ref sizes="100vw" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f15 50w, /images/green-16x16.png?f15 51w" sizes="0.1dpi"> ref sizes="100vw" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f16 50w, /images/green-16x16.png?f16 51w" sizes="0.1dpcm"> ref sizes="100vw" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f17 50w, /images/green-16x16.png?f17 51w" sizes="0.1dppx"> ref sizes="100vw" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f17a 50w, /images/green-16x16.png?f17a 51w" sizes="0.1x"> ref sizes="100vw" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f18 50w, /images/green-16x16.png?f18 51w" data-foo="1px" sizes="attr(data-foo, length, 1px)"> ref sizes="100vw" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f19 50w, /images/green-16x16.png?f19 51w" data-foo="1" sizes="attr(data-foo, px, 1px)"> ref sizes="100vw" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f20 50w, /images/green-16x16.png?f20 51w" sizes="toggle(1px)"> ref sizes="100vw" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f21 50w, /images/green-16x16.png?f21 51w" sizes="inherit"> ref sizes="100vw" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f22 50w, /images/green-16x16.png?f22 51w" sizes="auto"> ref sizes="100vw" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f23 50w, /images/green-16x16.png?f23 51w" sizes="initial"> ref sizes="100vw" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f24 50w, /images/green-16x16.png?f24 51w" sizes="unset"> ref sizes="100vw" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f25 50w, /images/green-16x16.png?f25 51w" sizes="default"> ref sizes="100vw" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f26 50w, /images/green-16x16.png?f26 51w" sizes="1/* */px"> ref sizes="100vw" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f27 50w, /images/green-16x16.png?f27 51w" sizes="1p/* */x"> ref sizes="100vw" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f28 50w, /images/green-16x16.png?f28 51w" sizes="-/**/0"> ref sizes="100vw" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f29 50w, /images/green-16x16.png?f29 51w" sizes="((),1px"> ref sizes="100vw" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f30 50w, /images/green-16x16.png?f30 51w" sizes="x(x(),1px"> ref sizes="100vw" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f31 50w, /images/green-16x16.png?f31 51w" sizes="{{},1px"> ref sizes="100vw" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f32 50w, /images/green-16x16.png?f32 51w" sizes="[[\],1px"> ref sizes="100vw" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f33 50w, /images/green-16x16.png?f33 51w" sizes="1px !important"> ref sizes="100vw" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f34 50w, /images/green-16x16.png?f34 51w" sizes="\\1px"> ref sizes="100vw" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f35 50w, /images/green-16x16.png?f35 51w" sizes="all 1px"> ref sizes="100vw" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f36 50w, /images/green-16x16.png?f36 51w" sizes="all and (min-width:0) 1px"> ref sizes="100vw" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f37 50w, /images/green-16x16.png?f37 51w" sizes="min-width:0 1px"> ref sizes="100vw" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f38 50w, /images/green-16x16.png?f38 51w" sizes="100vw, 1px"> ref sizes="100vw" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f39 50w, /images/green-16x16.png?f39 51w" sizes="100vw, (min-width:0) 1px"> ref sizes="100vw" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f40 50w, /images/green-16x16.png?f40 51w" sizes="foo bar"> ref sizes="100vw" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f41 50w, /images/green-16x16.png?f41 51w" sizes="foo-bar"> ref sizes="100vw" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f42 50w, /images/green-16x16.png?f42 51w" sizes="(min-width:0) 1px foo bar"> ref sizes="100vw" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f43 50w, /images/green-16x16.png?f43 51w" sizes="(min-width:0) 0.1%"> ref sizes="100vw" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f44 50w, /images/green-16x16.png?f44 51w" sizes="(min-width:0) 1"> ref sizes="100vw" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f45 50w, /images/green-16x16.png?f45 51w" sizes="-1e0px"> ref sizes="100vw" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f46 50w, /images/green-16x16.png?f46 51w" sizes="1e1.5px"> ref sizes="100vw" (quirks mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f47 50w, /images/green-16x16.png?f47 51w" style="--foo: 1px" sizes="var(--foo)"> ref sizes="100vw" (quirks mode)]
-    expected: FAIL
-
diff --git a/tests/wpt/metadata/html/semantics/embedded-content/the-img-element/sizes/parse-a-sizes-attribute-standards-mode.html.ini b/tests/wpt/metadata/html/semantics/embedded-content/the-img-element/sizes/parse-a-sizes-attribute-standards-mode.html.ini
index 33bf702e074..779c4de3965 100644
--- a/tests/wpt/metadata/html/semantics/embedded-content/the-img-element/sizes/parse-a-sizes-attribute-standards-mode.html.ini
+++ b/tests/wpt/metadata/html/semantics/embedded-content/the-img-element/sizes/parse-a-sizes-attribute-standards-mode.html.ini
@@ -1,130 +1,10 @@
 [parse-a-sizes-attribute-standards-mode.html]
-  [<img srcset="/images/green-1x1.png?a2 300w, /images/green-16x16.png?a2 301w"> ref sizes="100vw" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?b2 450w, /images/green-16x16.png?b2 451w"> ref sizes="100vw" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?c2 600w, /images/green-16x16.png?c2 601w"> ref sizes="100vw" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?d2 900w, /images/green-16x16.png?d2 901w"> ref sizes="100vw" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e2 50w, /images/green-16x16.png?e2 51w" sizes="0"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e3 50w, /images/green-16x16.png?e3 51w" sizes="-0"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e4 50w, /images/green-16x16.png?e4 51w" sizes="+0"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e5 50w, /images/green-16x16.png?e5 51w" sizes="+1px"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e6 50w, /images/green-16x16.png?e6 51w" sizes=".1px"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e7 50w, /images/green-16x16.png?e7 51w" sizes="0.1em"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e8 50w, /images/green-16x16.png?e8 51w" sizes="0.1ex"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e9 50w, /images/green-16x16.png?e9 51w" sizes="0.1ch"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e10 50w, /images/green-16x16.png?e10 51w" sizes="0.1rem"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e11 50w, /images/green-16x16.png?e11 51w" sizes="0.1vw"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e12 50w, /images/green-16x16.png?e12 51w" sizes="0.1vh"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e13 50w, /images/green-16x16.png?e13 51w" sizes="0.1vmin"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e14 50w, /images/green-16x16.png?e14 51w" sizes="0.1vmax"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e15 50w, /images/green-16x16.png?e15 51w" sizes="0.1cm"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e16 50w, /images/green-16x16.png?e16 51w" sizes="1mm"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e17 50w, /images/green-16x16.png?e17 51w" sizes="1q"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e18 50w, /images/green-16x16.png?e18 51w" sizes="0.01in"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e19 50w, /images/green-16x16.png?e19 51w" sizes="0.1pc"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e20 50w, /images/green-16x16.png?e20 51w" sizes="0.1pt"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e21 50w, /images/green-16x16.png?e21 51w" sizes="/* */1px/* */"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e22 50w, /images/green-16x16.png?e22 51w" sizes=" /**/ /**/ 1px /**/ /**/ "> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e23 50w, /images/green-16x16.png?e23 51w" sizes="(),1px"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e24 50w, /images/green-16x16.png?e24 51w" sizes="x(),1px"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e25 50w, /images/green-16x16.png?e25 51w" sizes="{},1px"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e26 50w, /images/green-16x16.png?e26 51w" sizes="[\],1px"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e27 50w, /images/green-16x16.png?e27 51w" sizes="1px,("> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e28 50w, /images/green-16x16.png?e28 51w" sizes="1px,x("> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e29 50w, /images/green-16x16.png?e29 51w" sizes="1px,{"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e30 50w, /images/green-16x16.png?e30 51w" sizes="1px,["> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e31 50w, /images/green-16x16.png?e31 51w" sizes="\\(,1px"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e32 50w, /images/green-16x16.png?e32 51w" sizes="x\\(,1px"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e33 50w, /images/green-16x16.png?e33 51w" sizes="\\{,1px"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e34 50w, /images/green-16x16.png?e34 51w" sizes="\\[,1px"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e35 50w, /images/green-16x16.png?e35 51w" sizes="1\\p\\x"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e36 50w, /images/green-16x16.png?e36 51w" sizes="calc(1px)"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
   [<img srcset="/images/green-1x1.png?e36a 50w, /images/green-16x16.png?e36a 51w" sizes="min(1px, 100px)"> ref sizes="1px" (standards mode)]
     expected: FAIL
 
   [<img srcset="/images/green-1x1.png?e36b 50w, /images/green-16x16.png?e36b 51w" sizes="min(-100px, 1px)"> ref sizes="1px" (standards mode)]
     expected: FAIL
 
-  [<img srcset="/images/green-1x1.png?e37 50w, /images/green-16x16.png?e37 51w" sizes="(min-width:0) calc(1px)"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
   [<img srcset="/images/green-1x1.png?e37a 50w, /images/green-16x16.png?e37a 51w" sizes="(min-width:0) min(1px, 100px)"> ref sizes="1px" (standards mode)]
     expected: FAIL
 
@@ -140,63 +20,6 @@
   [<img srcset="/images/green-1x1.png?e38b 50w, /images/green-16x16.png?e38b 51w" sizes="(min-width:max(-200vw, 0)) 1px"> ref sizes="1px" (standards mode)]
     expected: FAIL
 
-  [<img srcset="/images/green-1x1.png?e39 50w, /images/green-16x16.png?e39 51w" sizes="(min-width:0) 1px, 100vw"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e40 50w, /images/green-16x16.png?e40 51w" sizes="(min-width:0) 1px, (min-width:0) 100vw, 100vw"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e41 50w, /images/green-16x16.png?e41 51w" sizes="(min-width:0) 1px"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e42 50w, /images/green-16x16.png?e42 51w" sizes="not (min-width:0) 100vw, 1px"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e43 50w, /images/green-16x16.png?e43 51w" sizes="(min-width:unknown-mf-value) 100vw, 1px"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e44 50w, /images/green-16x16.png?e44 51w" sizes="not (min-width:unknown-mf-value) 100vw, 1px"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e45 50w, /images/green-16x16.png?e45 51w" sizes="(min-width:-1px) 100vw, 1px"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e46 50w, /images/green-16x16.png?e46 51w" sizes="not (min-width:-1px) 100vw, 1px"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e47 50w, /images/green-16x16.png?e47 51w" sizes="(unknown-mf-name) 100vw, 1px"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e48 50w, /images/green-16x16.png?e48 51w" sizes="not (unknown-mf-name) 100vw, 1px"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e49 50w, /images/green-16x16.png?e49 51w" sizes="(unknown &quot;general-enclosed&quot;) 100vw, 1px"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e50 50w, /images/green-16x16.png?e50 51w" sizes="not (unknown &quot;general-enclosed&quot;) 100vw, 1px"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e51 50w, /images/green-16x16.png?e51 51w" sizes="unknown-general-enclosed(foo) 100vw, 1px"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e52 50w, /images/green-16x16.png?e52 51w" sizes="not unknown-general-enclosed(foo) 100vw, 1px"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e53 50w, /images/green-16x16.png?e53 51w" sizes="print 100vw, 1px"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e54 50w, /images/green-16x16.png?e54 51w" sizes="not print 100vw, 1px"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e55 50w, /images/green-16x16.png?e55 51w" sizes="unknown-media-type 100vw, 1px"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e56 50w, /images/green-16x16.png?e56 51w" sizes="not unknown-media-type 100vw, 1px"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e57 50w, /images/green-16x16.png?e57 51w" sizes="(min-width:0) or (min-width:0) 1px"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
   [<img srcset="/images/green-1x1.png?e58 50w, /images/green-16x16.png?e58 51w" sizes="(min-width:0) or (unknown-mf-name) 1px"> ref sizes="1px" (standards mode)]
     expected: FAIL
 
@@ -212,303 +35,18 @@
   [<img srcset="/images/green-1x1.png?e62 50w, /images/green-16x16.png?e62 51w" sizes="(min-width:0) or unknown-general-enclosed(foo) 1px"> ref sizes="1px" (standards mode)]
     expected: FAIL
 
-  [<img srcset="/images/green-1x1.png?e63 50w, /images/green-16x16.png?e63 51w" sizes="(min-width:0) or (!) 100vw, 1px"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e64 50w, /images/green-16x16.png?e64 51w" sizes="(min-width:0) or unknown-media-type 100vw, 1px"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e65 50w, /images/green-16x16.png?e65 51w" sizes="(123) 100vw, 1px"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e66 50w, /images/green-16x16.png?e66 51w" sizes="not (123) 100vw, 1px"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e67 50w, /images/green-16x16.png?e67 51w" sizes="(!) 100vw, 1px"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e68 50w, /images/green-16x16.png?e68 51w" sizes="not (!) 100vw, 1px"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e69 50w, /images/green-16x16.png?e69 51w" sizes="! 100vw, 1px"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e70 50w, /images/green-16x16.png?e70 51w" sizes="not ! 100vw, 1px"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e71 50w, /images/green-16x16.png?e71 51w" sizes="(\]) 100vw, 1px"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e72 50w, /images/green-16x16.png?e72 51w" sizes="not (\]) 100vw, 1px"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e73 50w, /images/green-16x16.png?e73 51w" sizes="\] 100vw, 1px"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e74 50w, /images/green-16x16.png?e74 51w" sizes="not \] 100vw, 1px"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e75 50w, /images/green-16x16.png?e75 51w" sizes="(}) 100vw, 1px"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e76 50w, /images/green-16x16.png?e76 51w" sizes="not (}) 100vw, 1px"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e77 50w, /images/green-16x16.png?e77 51w" sizes="} 100vw, 1px"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e78 50w, /images/green-16x16.png?e78 51w" sizes="not } 100vw, 1px"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e79 50w, /images/green-16x16.png?e79 51w" sizes=") 100vw, 1px"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e80 50w, /images/green-16x16.png?e80 51w" sizes="not ) 100vw, 1px"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e81 50w, /images/green-16x16.png?e81 51w" sizes="(;) 100vw, 1px"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e82 50w, /images/green-16x16.png?e82 51w" sizes="not (;) 100vw, 1px"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e83 50w, /images/green-16x16.png?e83 51w" sizes="(.) 100vw, 1px"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e84 50w, /images/green-16x16.png?e84 51w" sizes="not (.) 100vw, 1px"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e85 50w, /images/green-16x16.png?e85 51w" sizes="; 100vw, 1px"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e86 50w, /images/green-16x16.png?e86 51w" sizes="not ; 100vw, 1px"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e87 50w, /images/green-16x16.png?e87 51w" sizes=", 1px"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e88 50w, /images/green-16x16.png?e88 51w" sizes="1px,"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e89 50w, /images/green-16x16.png?e89 51w" sizes="(min-width:0) 1px,"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e90 50w, /images/green-16x16.png?e90 51w" sizes="-0e-0px"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e91 50w, /images/green-16x16.png?e91 51w" sizes="+0.11e+01px"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e92 50w, /images/green-16x16.png?e92 51w" sizes="0.2e1px"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e93 50w, /images/green-16x16.png?e93 51w" sizes="0.3E1px"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e94 50w, /images/green-16x16.png?e94 51w" sizes=".4E1px"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e95 50w, /images/green-16x16.png?e95 51w" sizes="all 100vw, 1px"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e96 50w, /images/green-16x16.png?e96 51w" sizes="all and (min-width:0) 100vw, 1px"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e97 50w, /images/green-16x16.png?e97 51w" sizes="min-width:0 100vw, 1px"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e98 50w, /images/green-16x16.png?e98 51w" sizes="1px, 100vw"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e99 50w, /images/green-16x16.png?e99 51w" sizes="1px, (min-width:0) 100vw"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e100 50w, /images/green-16x16.png?e100 51w" sizes="1px, foo bar"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e101 50w, /images/green-16x16.png?e101 51w" sizes="(min-width:0) 1px, foo bar"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e102 50w, /images/green-16x16.png?e102 51w" sizes="(&quot;grammar does not match&quot;) 100vw, 1px"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e103 50w, /images/green-16x16.png?e103 51w" sizes="not (&quot;grammar does not match&quot;) 100vw, 1px"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e104 50w, /images/green-16x16.png?e104 51w" sizes="(unknown-general-enclosed !) 100vw, 1px"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e105 50w, /images/green-16x16.png?e105 51w" sizes="not (unknown-general-enclosed !) 100vw, 1px"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
   [<img srcset="/images/green-1x1.png?e106 50w, /images/green-16x16.png?e106 51w" sizes="(min-width:0) or (unknown-general-enclosed !) 1px"> ref sizes="1px" (standards mode)]
     expected: FAIL
 
-  [<img srcset="/images/green-1x1.png?e107 50w, /images/green-16x16.png?e107 51w" sizes="not ((min-width:0) or (unknown &quot;general-enclosed&quot;)) 100vw, 1px"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e108 50w, /images/green-16x16.png?e108 51w" sizes="(max-width:0) or (unknown-general-enclosed !) 100vw, 1px"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e109 50w, /images/green-16x16.png?e109 51w" sizes="not ((max-width:0) or (unknown &quot;general-enclosed&quot;)) 100vw, 1px"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f48 50w, /images/green-16x16.png?f48 51w" sizes="calc(1px"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
   [<img srcset="/images/green-1x1.png?f48a 50w, /images/green-16x16.png?f48a 51w" sizes="min(1px, 200vw"> ref sizes="1px" (standards mode)]
     expected: FAIL
 
   [<img srcset="/images/green-1x1.png?f48b 50w, /images/green-16x16.png?f48b 51w" sizes="max(-200vw, 1px"> ref sizes="1px" (standards mode)]
     expected: FAIL
 
-  [<img srcset="/images/green-1x1.png?f49 50w, /images/green-16x16.png?f49 51w" sizes="(min-width:0) calc(1px"> ref sizes="1px" (standards mode)]
-    expected: FAIL
-
   [<img srcset="/images/green-1x1.png?f49a 50w, /images/green-16x16.png?f49a 51w" sizes="(min-width:0) min(1px, 200vw"> ref sizes="1px" (standards mode)]
     expected: FAIL
 
   [<img srcset="/images/green-1x1.png?f49b 50w, /images/green-16x16.png?f49b 51w" sizes="(min-width:0) max(-200vw, 1px"> ref sizes="1px" (standards mode)]
     expected: FAIL
 
-  [<img srcset="/images/green-1x1.png?f2 50w, /images/green-16x16.png?f2 51w" sizes=""> ref sizes="100vw" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f3 50w, /images/green-16x16.png?f3 51w" sizes=","> ref sizes="100vw" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f4 50w, /images/green-16x16.png?f4 51w" sizes="-1px"> ref sizes="100vw" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f5 50w, /images/green-16x16.png?f5 51w" sizes="1"> ref sizes="100vw" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f6 50w, /images/green-16x16.png?f6 51w" sizes="0.1%"> ref sizes="100vw" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f7 50w, /images/green-16x16.png?f7 51w" sizes="0.1deg"> ref sizes="100vw" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f8 50w, /images/green-16x16.png?f8 51w" sizes="0.1grad"> ref sizes="100vw" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f9 50w, /images/green-16x16.png?f9 51w" sizes="0.1rad"> ref sizes="100vw" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f10 50w, /images/green-16x16.png?f10 51w" sizes="0.1turn"> ref sizes="100vw" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f11 50w, /images/green-16x16.png?f11 51w" sizes="0.1s"> ref sizes="100vw" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f12 50w, /images/green-16x16.png?f12 51w" sizes="0.1ms"> ref sizes="100vw" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f13 50w, /images/green-16x16.png?f13 51w" sizes="0.1Hz"> ref sizes="100vw" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f14 50w, /images/green-16x16.png?f14 51w" sizes="0.1kHz"> ref sizes="100vw" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f15 50w, /images/green-16x16.png?f15 51w" sizes="0.1dpi"> ref sizes="100vw" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f16 50w, /images/green-16x16.png?f16 51w" sizes="0.1dpcm"> ref sizes="100vw" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f17 50w, /images/green-16x16.png?f17 51w" sizes="0.1dppx"> ref sizes="100vw" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f17a 50w, /images/green-16x16.png?f17a 51w" sizes="0.1x"> ref sizes="100vw" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f18 50w, /images/green-16x16.png?f18 51w" data-foo="1px" sizes="attr(data-foo, length, 1px)"> ref sizes="100vw" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f19 50w, /images/green-16x16.png?f19 51w" data-foo="1" sizes="attr(data-foo, px, 1px)"> ref sizes="100vw" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f20 50w, /images/green-16x16.png?f20 51w" sizes="toggle(1px)"> ref sizes="100vw" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f21 50w, /images/green-16x16.png?f21 51w" sizes="inherit"> ref sizes="100vw" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f22 50w, /images/green-16x16.png?f22 51w" sizes="auto"> ref sizes="100vw" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f23 50w, /images/green-16x16.png?f23 51w" sizes="initial"> ref sizes="100vw" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f24 50w, /images/green-16x16.png?f24 51w" sizes="unset"> ref sizes="100vw" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f25 50w, /images/green-16x16.png?f25 51w" sizes="default"> ref sizes="100vw" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f26 50w, /images/green-16x16.png?f26 51w" sizes="1/* */px"> ref sizes="100vw" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f27 50w, /images/green-16x16.png?f27 51w" sizes="1p/* */x"> ref sizes="100vw" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f28 50w, /images/green-16x16.png?f28 51w" sizes="-/**/0"> ref sizes="100vw" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f29 50w, /images/green-16x16.png?f29 51w" sizes="((),1px"> ref sizes="100vw" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f30 50w, /images/green-16x16.png?f30 51w" sizes="x(x(),1px"> ref sizes="100vw" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f31 50w, /images/green-16x16.png?f31 51w" sizes="{{},1px"> ref sizes="100vw" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f32 50w, /images/green-16x16.png?f32 51w" sizes="[[\],1px"> ref sizes="100vw" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f33 50w, /images/green-16x16.png?f33 51w" sizes="1px !important"> ref sizes="100vw" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f34 50w, /images/green-16x16.png?f34 51w" sizes="\\1px"> ref sizes="100vw" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f35 50w, /images/green-16x16.png?f35 51w" sizes="all 1px"> ref sizes="100vw" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f36 50w, /images/green-16x16.png?f36 51w" sizes="all and (min-width:0) 1px"> ref sizes="100vw" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f37 50w, /images/green-16x16.png?f37 51w" sizes="min-width:0 1px"> ref sizes="100vw" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f38 50w, /images/green-16x16.png?f38 51w" sizes="100vw, 1px"> ref sizes="100vw" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f39 50w, /images/green-16x16.png?f39 51w" sizes="100vw, (min-width:0) 1px"> ref sizes="100vw" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f40 50w, /images/green-16x16.png?f40 51w" sizes="foo bar"> ref sizes="100vw" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f41 50w, /images/green-16x16.png?f41 51w" sizes="foo-bar"> ref sizes="100vw" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f42 50w, /images/green-16x16.png?f42 51w" sizes="(min-width:0) 1px foo bar"> ref sizes="100vw" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f43 50w, /images/green-16x16.png?f43 51w" sizes="(min-width:0) 0.1%"> ref sizes="100vw" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f44 50w, /images/green-16x16.png?f44 51w" sizes="(min-width:0) 1"> ref sizes="100vw" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f45 50w, /images/green-16x16.png?f45 51w" sizes="-1e0px"> ref sizes="100vw" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f46 50w, /images/green-16x16.png?f46 51w" sizes="1e1.5px"> ref sizes="100vw" (standards mode)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f47 50w, /images/green-16x16.png?f47 51w" style="--foo: 1px" sizes="var(--foo)"> ref sizes="100vw" (standards mode)]
-    expected: FAIL
-
diff --git a/tests/wpt/metadata/html/semantics/embedded-content/the-img-element/sizes/parse-a-sizes-attribute-width-1000px.html.ini b/tests/wpt/metadata/html/semantics/embedded-content/the-img-element/sizes/parse-a-sizes-attribute-width-1000px.html.ini
index f58c2967aed..4ae1d2faf27 100644
--- a/tests/wpt/metadata/html/semantics/embedded-content/the-img-element/sizes/parse-a-sizes-attribute-width-1000px.html.ini
+++ b/tests/wpt/metadata/html/semantics/embedded-content/the-img-element/sizes/parse-a-sizes-attribute-width-1000px.html.ini
@@ -1,130 +1,10 @@
 [parse-a-sizes-attribute-width-1000px.html]
-  [<img srcset="/images/green-1x1.png?a2 300w, /images/green-16x16.png?a2 301w"> ref sizes="100vw" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?b2 450w, /images/green-16x16.png?b2 451w"> ref sizes="100vw" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?c2 600w, /images/green-16x16.png?c2 601w"> ref sizes="100vw" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?d2 900w, /images/green-16x16.png?d2 901w"> ref sizes="100vw" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e2 50w, /images/green-16x16.png?e2 51w" sizes="0"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e3 50w, /images/green-16x16.png?e3 51w" sizes="-0"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e4 50w, /images/green-16x16.png?e4 51w" sizes="+0"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e5 50w, /images/green-16x16.png?e5 51w" sizes="+1px"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e6 50w, /images/green-16x16.png?e6 51w" sizes=".1px"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e7 50w, /images/green-16x16.png?e7 51w" sizes="0.1em"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e8 50w, /images/green-16x16.png?e8 51w" sizes="0.1ex"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e9 50w, /images/green-16x16.png?e9 51w" sizes="0.1ch"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e10 50w, /images/green-16x16.png?e10 51w" sizes="0.1rem"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e11 50w, /images/green-16x16.png?e11 51w" sizes="0.1vw"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e12 50w, /images/green-16x16.png?e12 51w" sizes="0.1vh"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e13 50w, /images/green-16x16.png?e13 51w" sizes="0.1vmin"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e14 50w, /images/green-16x16.png?e14 51w" sizes="0.1vmax"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e15 50w, /images/green-16x16.png?e15 51w" sizes="0.1cm"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e16 50w, /images/green-16x16.png?e16 51w" sizes="1mm"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e17 50w, /images/green-16x16.png?e17 51w" sizes="1q"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e18 50w, /images/green-16x16.png?e18 51w" sizes="0.01in"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e19 50w, /images/green-16x16.png?e19 51w" sizes="0.1pc"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e20 50w, /images/green-16x16.png?e20 51w" sizes="0.1pt"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e21 50w, /images/green-16x16.png?e21 51w" sizes="/* */1px/* */"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e22 50w, /images/green-16x16.png?e22 51w" sizes=" /**/ /**/ 1px /**/ /**/ "> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e23 50w, /images/green-16x16.png?e23 51w" sizes="(),1px"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e24 50w, /images/green-16x16.png?e24 51w" sizes="x(),1px"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e25 50w, /images/green-16x16.png?e25 51w" sizes="{},1px"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e26 50w, /images/green-16x16.png?e26 51w" sizes="[\],1px"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e27 50w, /images/green-16x16.png?e27 51w" sizes="1px,("> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e28 50w, /images/green-16x16.png?e28 51w" sizes="1px,x("> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e29 50w, /images/green-16x16.png?e29 51w" sizes="1px,{"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e30 50w, /images/green-16x16.png?e30 51w" sizes="1px,["> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e31 50w, /images/green-16x16.png?e31 51w" sizes="\\(,1px"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e32 50w, /images/green-16x16.png?e32 51w" sizes="x\\(,1px"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e33 50w, /images/green-16x16.png?e33 51w" sizes="\\{,1px"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e34 50w, /images/green-16x16.png?e34 51w" sizes="\\[,1px"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e35 50w, /images/green-16x16.png?e35 51w" sizes="1\\p\\x"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e36 50w, /images/green-16x16.png?e36 51w" sizes="calc(1px)"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
   [<img srcset="/images/green-1x1.png?e36a 50w, /images/green-16x16.png?e36a 51w" sizes="min(1px, 100px)"> ref sizes="1px" (width:1000px)]
     expected: FAIL
 
   [<img srcset="/images/green-1x1.png?e36b 50w, /images/green-16x16.png?e36b 51w" sizes="min(-100px, 1px)"> ref sizes="1px" (width:1000px)]
     expected: FAIL
 
-  [<img srcset="/images/green-1x1.png?e37 50w, /images/green-16x16.png?e37 51w" sizes="(min-width:0) calc(1px)"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
   [<img srcset="/images/green-1x1.png?e37a 50w, /images/green-16x16.png?e37a 51w" sizes="(min-width:0) min(1px, 100px)"> ref sizes="1px" (width:1000px)]
     expected: FAIL
 
@@ -140,63 +20,6 @@
   [<img srcset="/images/green-1x1.png?e38b 50w, /images/green-16x16.png?e38b 51w" sizes="(min-width:max(-200vw, 0)) 1px"> ref sizes="1px" (width:1000px)]
     expected: FAIL
 
-  [<img srcset="/images/green-1x1.png?e39 50w, /images/green-16x16.png?e39 51w" sizes="(min-width:0) 1px, 100vw"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e40 50w, /images/green-16x16.png?e40 51w" sizes="(min-width:0) 1px, (min-width:0) 100vw, 100vw"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e41 50w, /images/green-16x16.png?e41 51w" sizes="(min-width:0) 1px"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e42 50w, /images/green-16x16.png?e42 51w" sizes="not (min-width:0) 100vw, 1px"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e43 50w, /images/green-16x16.png?e43 51w" sizes="(min-width:unknown-mf-value) 100vw, 1px"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e44 50w, /images/green-16x16.png?e44 51w" sizes="not (min-width:unknown-mf-value) 100vw, 1px"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e45 50w, /images/green-16x16.png?e45 51w" sizes="(min-width:-1px) 100vw, 1px"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e46 50w, /images/green-16x16.png?e46 51w" sizes="not (min-width:-1px) 100vw, 1px"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e47 50w, /images/green-16x16.png?e47 51w" sizes="(unknown-mf-name) 100vw, 1px"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e48 50w, /images/green-16x16.png?e48 51w" sizes="not (unknown-mf-name) 100vw, 1px"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e49 50w, /images/green-16x16.png?e49 51w" sizes="(unknown &quot;general-enclosed&quot;) 100vw, 1px"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e50 50w, /images/green-16x16.png?e50 51w" sizes="not (unknown &quot;general-enclosed&quot;) 100vw, 1px"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e51 50w, /images/green-16x16.png?e51 51w" sizes="unknown-general-enclosed(foo) 100vw, 1px"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e52 50w, /images/green-16x16.png?e52 51w" sizes="not unknown-general-enclosed(foo) 100vw, 1px"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e53 50w, /images/green-16x16.png?e53 51w" sizes="print 100vw, 1px"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e54 50w, /images/green-16x16.png?e54 51w" sizes="not print 100vw, 1px"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e55 50w, /images/green-16x16.png?e55 51w" sizes="unknown-media-type 100vw, 1px"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e56 50w, /images/green-16x16.png?e56 51w" sizes="not unknown-media-type 100vw, 1px"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e57 50w, /images/green-16x16.png?e57 51w" sizes="(min-width:0) or (min-width:0) 1px"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
   [<img srcset="/images/green-1x1.png?e58 50w, /images/green-16x16.png?e58 51w" sizes="(min-width:0) or (unknown-mf-name) 1px"> ref sizes="1px" (width:1000px)]
     expected: FAIL
 
@@ -212,303 +35,18 @@
   [<img srcset="/images/green-1x1.png?e62 50w, /images/green-16x16.png?e62 51w" sizes="(min-width:0) or unknown-general-enclosed(foo) 1px"> ref sizes="1px" (width:1000px)]
     expected: FAIL
 
-  [<img srcset="/images/green-1x1.png?e63 50w, /images/green-16x16.png?e63 51w" sizes="(min-width:0) or (!) 100vw, 1px"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e64 50w, /images/green-16x16.png?e64 51w" sizes="(min-width:0) or unknown-media-type 100vw, 1px"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e65 50w, /images/green-16x16.png?e65 51w" sizes="(123) 100vw, 1px"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e66 50w, /images/green-16x16.png?e66 51w" sizes="not (123) 100vw, 1px"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e67 50w, /images/green-16x16.png?e67 51w" sizes="(!) 100vw, 1px"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e68 50w, /images/green-16x16.png?e68 51w" sizes="not (!) 100vw, 1px"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e69 50w, /images/green-16x16.png?e69 51w" sizes="! 100vw, 1px"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e70 50w, /images/green-16x16.png?e70 51w" sizes="not ! 100vw, 1px"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e71 50w, /images/green-16x16.png?e71 51w" sizes="(\]) 100vw, 1px"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e72 50w, /images/green-16x16.png?e72 51w" sizes="not (\]) 100vw, 1px"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e73 50w, /images/green-16x16.png?e73 51w" sizes="\] 100vw, 1px"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e74 50w, /images/green-16x16.png?e74 51w" sizes="not \] 100vw, 1px"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e75 50w, /images/green-16x16.png?e75 51w" sizes="(}) 100vw, 1px"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e76 50w, /images/green-16x16.png?e76 51w" sizes="not (}) 100vw, 1px"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e77 50w, /images/green-16x16.png?e77 51w" sizes="} 100vw, 1px"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e78 50w, /images/green-16x16.png?e78 51w" sizes="not } 100vw, 1px"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e79 50w, /images/green-16x16.png?e79 51w" sizes=") 100vw, 1px"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e80 50w, /images/green-16x16.png?e80 51w" sizes="not ) 100vw, 1px"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e81 50w, /images/green-16x16.png?e81 51w" sizes="(;) 100vw, 1px"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e82 50w, /images/green-16x16.png?e82 51w" sizes="not (;) 100vw, 1px"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e83 50w, /images/green-16x16.png?e83 51w" sizes="(.) 100vw, 1px"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e84 50w, /images/green-16x16.png?e84 51w" sizes="not (.) 100vw, 1px"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e85 50w, /images/green-16x16.png?e85 51w" sizes="; 100vw, 1px"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e86 50w, /images/green-16x16.png?e86 51w" sizes="not ; 100vw, 1px"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e87 50w, /images/green-16x16.png?e87 51w" sizes=", 1px"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e88 50w, /images/green-16x16.png?e88 51w" sizes="1px,"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e89 50w, /images/green-16x16.png?e89 51w" sizes="(min-width:0) 1px,"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e90 50w, /images/green-16x16.png?e90 51w" sizes="-0e-0px"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e91 50w, /images/green-16x16.png?e91 51w" sizes="+0.11e+01px"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e92 50w, /images/green-16x16.png?e92 51w" sizes="0.2e1px"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e93 50w, /images/green-16x16.png?e93 51w" sizes="0.3E1px"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e94 50w, /images/green-16x16.png?e94 51w" sizes=".4E1px"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e95 50w, /images/green-16x16.png?e95 51w" sizes="all 100vw, 1px"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e96 50w, /images/green-16x16.png?e96 51w" sizes="all and (min-width:0) 100vw, 1px"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e97 50w, /images/green-16x16.png?e97 51w" sizes="min-width:0 100vw, 1px"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e98 50w, /images/green-16x16.png?e98 51w" sizes="1px, 100vw"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e99 50w, /images/green-16x16.png?e99 51w" sizes="1px, (min-width:0) 100vw"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e100 50w, /images/green-16x16.png?e100 51w" sizes="1px, foo bar"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e101 50w, /images/green-16x16.png?e101 51w" sizes="(min-width:0) 1px, foo bar"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e102 50w, /images/green-16x16.png?e102 51w" sizes="(&quot;grammar does not match&quot;) 100vw, 1px"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e103 50w, /images/green-16x16.png?e103 51w" sizes="not (&quot;grammar does not match&quot;) 100vw, 1px"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e104 50w, /images/green-16x16.png?e104 51w" sizes="(unknown-general-enclosed !) 100vw, 1px"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e105 50w, /images/green-16x16.png?e105 51w" sizes="not (unknown-general-enclosed !) 100vw, 1px"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
   [<img srcset="/images/green-1x1.png?e106 50w, /images/green-16x16.png?e106 51w" sizes="(min-width:0) or (unknown-general-enclosed !) 1px"> ref sizes="1px" (width:1000px)]
     expected: FAIL
 
-  [<img srcset="/images/green-1x1.png?e107 50w, /images/green-16x16.png?e107 51w" sizes="not ((min-width:0) or (unknown &quot;general-enclosed&quot;)) 100vw, 1px"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e108 50w, /images/green-16x16.png?e108 51w" sizes="(max-width:0) or (unknown-general-enclosed !) 100vw, 1px"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?e109 50w, /images/green-16x16.png?e109 51w" sizes="not ((max-width:0) or (unknown &quot;general-enclosed&quot;)) 100vw, 1px"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f48 50w, /images/green-16x16.png?f48 51w" sizes="calc(1px"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
   [<img srcset="/images/green-1x1.png?f48a 50w, /images/green-16x16.png?f48a 51w" sizes="min(1px, 200vw"> ref sizes="1px" (width:1000px)]
     expected: FAIL
 
   [<img srcset="/images/green-1x1.png?f48b 50w, /images/green-16x16.png?f48b 51w" sizes="max(-200vw, 1px"> ref sizes="1px" (width:1000px)]
     expected: FAIL
 
-  [<img srcset="/images/green-1x1.png?f49 50w, /images/green-16x16.png?f49 51w" sizes="(min-width:0) calc(1px"> ref sizes="1px" (width:1000px)]
-    expected: FAIL
-
   [<img srcset="/images/green-1x1.png?f49a 50w, /images/green-16x16.png?f49a 51w" sizes="(min-width:0) min(1px, 200vw"> ref sizes="1px" (width:1000px)]
     expected: FAIL
 
   [<img srcset="/images/green-1x1.png?f49b 50w, /images/green-16x16.png?f49b 51w" sizes="(min-width:0) max(-200vw, 1px"> ref sizes="1px" (width:1000px)]
     expected: FAIL
 
-  [<img srcset="/images/green-1x1.png?f2 50w, /images/green-16x16.png?f2 51w" sizes=""> ref sizes="100vw" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f3 50w, /images/green-16x16.png?f3 51w" sizes=","> ref sizes="100vw" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f4 50w, /images/green-16x16.png?f4 51w" sizes="-1px"> ref sizes="100vw" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f5 50w, /images/green-16x16.png?f5 51w" sizes="1"> ref sizes="100vw" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f6 50w, /images/green-16x16.png?f6 51w" sizes="0.1%"> ref sizes="100vw" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f7 50w, /images/green-16x16.png?f7 51w" sizes="0.1deg"> ref sizes="100vw" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f8 50w, /images/green-16x16.png?f8 51w" sizes="0.1grad"> ref sizes="100vw" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f9 50w, /images/green-16x16.png?f9 51w" sizes="0.1rad"> ref sizes="100vw" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f10 50w, /images/green-16x16.png?f10 51w" sizes="0.1turn"> ref sizes="100vw" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f11 50w, /images/green-16x16.png?f11 51w" sizes="0.1s"> ref sizes="100vw" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f12 50w, /images/green-16x16.png?f12 51w" sizes="0.1ms"> ref sizes="100vw" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f13 50w, /images/green-16x16.png?f13 51w" sizes="0.1Hz"> ref sizes="100vw" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f14 50w, /images/green-16x16.png?f14 51w" sizes="0.1kHz"> ref sizes="100vw" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f15 50w, /images/green-16x16.png?f15 51w" sizes="0.1dpi"> ref sizes="100vw" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f16 50w, /images/green-16x16.png?f16 51w" sizes="0.1dpcm"> ref sizes="100vw" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f17 50w, /images/green-16x16.png?f17 51w" sizes="0.1dppx"> ref sizes="100vw" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f17a 50w, /images/green-16x16.png?f17a 51w" sizes="0.1x"> ref sizes="100vw" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f18 50w, /images/green-16x16.png?f18 51w" data-foo="1px" sizes="attr(data-foo, length, 1px)"> ref sizes="100vw" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f19 50w, /images/green-16x16.png?f19 51w" data-foo="1" sizes="attr(data-foo, px, 1px)"> ref sizes="100vw" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f20 50w, /images/green-16x16.png?f20 51w" sizes="toggle(1px)"> ref sizes="100vw" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f21 50w, /images/green-16x16.png?f21 51w" sizes="inherit"> ref sizes="100vw" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f22 50w, /images/green-16x16.png?f22 51w" sizes="auto"> ref sizes="100vw" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f23 50w, /images/green-16x16.png?f23 51w" sizes="initial"> ref sizes="100vw" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f24 50w, /images/green-16x16.png?f24 51w" sizes="unset"> ref sizes="100vw" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f25 50w, /images/green-16x16.png?f25 51w" sizes="default"> ref sizes="100vw" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f26 50w, /images/green-16x16.png?f26 51w" sizes="1/* */px"> ref sizes="100vw" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f27 50w, /images/green-16x16.png?f27 51w" sizes="1p/* */x"> ref sizes="100vw" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f28 50w, /images/green-16x16.png?f28 51w" sizes="-/**/0"> ref sizes="100vw" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f29 50w, /images/green-16x16.png?f29 51w" sizes="((),1px"> ref sizes="100vw" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f30 50w, /images/green-16x16.png?f30 51w" sizes="x(x(),1px"> ref sizes="100vw" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f31 50w, /images/green-16x16.png?f31 51w" sizes="{{},1px"> ref sizes="100vw" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f32 50w, /images/green-16x16.png?f32 51w" sizes="[[\],1px"> ref sizes="100vw" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f33 50w, /images/green-16x16.png?f33 51w" sizes="1px !important"> ref sizes="100vw" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f34 50w, /images/green-16x16.png?f34 51w" sizes="\\1px"> ref sizes="100vw" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f35 50w, /images/green-16x16.png?f35 51w" sizes="all 1px"> ref sizes="100vw" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f36 50w, /images/green-16x16.png?f36 51w" sizes="all and (min-width:0) 1px"> ref sizes="100vw" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f37 50w, /images/green-16x16.png?f37 51w" sizes="min-width:0 1px"> ref sizes="100vw" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f38 50w, /images/green-16x16.png?f38 51w" sizes="100vw, 1px"> ref sizes="100vw" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f39 50w, /images/green-16x16.png?f39 51w" sizes="100vw, (min-width:0) 1px"> ref sizes="100vw" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f40 50w, /images/green-16x16.png?f40 51w" sizes="foo bar"> ref sizes="100vw" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f41 50w, /images/green-16x16.png?f41 51w" sizes="foo-bar"> ref sizes="100vw" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f42 50w, /images/green-16x16.png?f42 51w" sizes="(min-width:0) 1px foo bar"> ref sizes="100vw" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f43 50w, /images/green-16x16.png?f43 51w" sizes="(min-width:0) 0.1%"> ref sizes="100vw" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f44 50w, /images/green-16x16.png?f44 51w" sizes="(min-width:0) 1"> ref sizes="100vw" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f45 50w, /images/green-16x16.png?f45 51w" sizes="-1e0px"> ref sizes="100vw" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f46 50w, /images/green-16x16.png?f46 51w" sizes="1e1.5px"> ref sizes="100vw" (width:1000px)]
-    expected: FAIL
-
-  [<img srcset="/images/green-1x1.png?f47 50w, /images/green-16x16.png?f47 51w" style="--foo: 1px" sizes="var(--foo)"> ref sizes="100vw" (width:1000px)]
-    expected: FAIL
-
diff --git a/tests/wpt/metadata/html/semantics/embedded-content/the-img-element/srcset/parse-a-srcset-attribute.html.ini b/tests/wpt/metadata/html/semantics/embedded-content/the-img-element/srcset/parse-a-srcset-attribute.html.ini
index 24774d34ea0..759ada2991f 100644
--- a/tests/wpt/metadata/html/semantics/embedded-content/the-img-element/srcset/parse-a-srcset-attribute.html.ini
+++ b/tests/wpt/metadata/html/semantics/embedded-content/the-img-element/srcset/parse-a-srcset-attribute.html.ini
@@ -1,5 +1,6 @@
 [parse-a-srcset-attribute.html]
   type: testharness
+  expected: CRASH
   ["  data:,a  1x  "]
     expected: FAIL
 
diff --git a/tests/wpt/metadata/html/semantics/embedded-content/the-img-element/srcset/select-an-image-source.html.ini b/tests/wpt/metadata/html/semantics/embedded-content/the-img-element/srcset/select-an-image-source.html.ini
deleted file mode 100644
index 2bd003bb1c9..00000000000
--- a/tests/wpt/metadata/html/semantics/embedded-content/the-img-element/srcset/select-an-image-source.html.ini
+++ /dev/null
@@ -1,41 +0,0 @@
-[select-an-image-source.html]
-  type: testharness
-  ["data:,a 1x, data:,b 1x"]
-    expected: FAIL
-
-  ["data:,a , data:,b 1x"]
-    expected: FAIL
-
-  ["data:,a 1x, data:,b"]
-    expected: FAIL
-
-  ["data:,a 1w, data:,b 1w"]
-    expected: FAIL
-
-  ["data:,a 1w 1h, data:,b 1w"]
-    expected: FAIL
-
-  ["data:,a 1w, data:,b 1w 1h"]
-    expected: FAIL
-
-  ["data:,a 1w 1h, data:,b 1w 2h"]
-    expected: FAIL
-
-  ["data:,a 1w 2h, data:,b 1w 1h"]
-    expected: FAIL
-
-  ["data:,a , data:,b"]
-    expected: FAIL
-
-  ["data:,a 1w, data:,b 1x" sizes="1px"]
-    expected: FAIL
-
-  ["data:,a 1x, data:,b 1w" sizes="1px"]
-    expected: FAIL
-
-  ["data:,a 1w, data:,b 2x" sizes="0.5px"]
-    expected: FAIL
-
-  ["data:,a 2x, data:,b 1w" sizes="0.5px"]
-    expected: FAIL
-
diff --git a/tests/wpt/metadata/html/semantics/embedded-content/the-img-element/update-the-image-data/fail-to-resolve.html.ini b/tests/wpt/metadata/html/semantics/embedded-content/the-img-element/update-the-image-data/fail-to-resolve.html.ini
index 03c73fba72e..54de89d13f1 100644
--- a/tests/wpt/metadata/html/semantics/embedded-content/the-img-element/update-the-image-data/fail-to-resolve.html.ini
+++ b/tests/wpt/metadata/html/semantics/embedded-content/the-img-element/update-the-image-data/fail-to-resolve.html.ini
@@ -1,8 +1,5 @@
 [fail-to-resolve.html]
   type: testharness
-  [<img srcset="//[">]
-    expected: FAIL
-
   [<img srcset="//[, /images/red.png">]
     expected: FAIL
 
diff --git a/tests/wpt/metadata/html/semantics/embedded-content/the-img-element/update-the-source-set.html.ini b/tests/wpt/metadata/html/semantics/embedded-content/the-img-element/update-the-source-set.html.ini
index 8f6ce5ae7be..92a61676381 100644
--- a/tests/wpt/metadata/html/semantics/embedded-content/the-img-element/update-the-source-set.html.ini
+++ b/tests/wpt/metadata/html/semantics/embedded-content/the-img-element/update-the-source-set.html.ini
@@ -3,9 +3,6 @@
   [<img src="data:,a" srcset="data:,b 1e0x" data-expect="data:,b">]
     expected: FAIL
 
-  [<img srcset="data:,a" data-expect="data:,a">]
-    expected: FAIL
-
   [<picture><source srcset="data:,b" type=""><img src="data:,a" data-expect="data:,b"></picture>]
     expected: FAIL
 
@@ -18,9 +15,6 @@
   [<picture><source srcset="data:,b" type="image/gif "><img src="data:,a" data-expect="data:,b"></picture>]
     expected: FAIL
 
-  [<picture><source srcset="data:,b"><img data-expect="data:,b"></picture>]
-    expected: FAIL
-
   [<picture><svg><!--<font face> tag breaks out of svg--><font face=""></font><source srcset="data:,b"></source></svg><img src="data:,a" data-expect="data:,b"></picture>]
     expected: FAIL