Merge pull request #3094 from Ms2ger/importScripts

Implement WorkerGlobalScope.importScripts; r=Manishearth

src/components/script/dom/webidls/WorkerGlobalScope.webidl

@@ -18,7 +18,8 @@ interface WorkerGlobalScope : EventTarget {
 // http://www.whatwg.org/html/#WorkerGlobalScope-partial
 //[Exposed=Worker]
 partial interface WorkerGlobalScope { // not obsolete
-  //void importScripts(DOMString... urls);
+  [Throws]
+  void importScripts(DOMString... urls);
   readonly attribute WorkerNavigator navigator;
 };
 //WorkerGlobalScope implements WindowTimers;

src/components/script/dom/workerglobalscope.rs

@@ -3,6 +3,7 @@
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 use dom::bindings::codegen::Bindings::WorkerGlobalScopeBinding::WorkerGlobalScopeMethods;
+use dom::bindings::error::{ErrorResult, Syntax, Network, FailureUnknown};
 use dom::bindings::trace::Untraceable;
 use dom::bindings::global;
 use dom::bindings::js::{JS, JSRef, Temporary, OptionalSettable};
@@ -13,14 +14,15 @@ use dom::workerlocation::WorkerLocation;
 use dom::workernavigator::WorkerNavigator;
 use script_task::ScriptChan;
 
-use servo_net::resource_task::ResourceTask;
+use servo_net::resource_task::{ResourceTask, load_whole_resource};
+use servo_util::str::DOMString;
 
 use js::jsapi::JSContext;
 use js::rust::Cx;
 
 use std::cell::Cell;
 use std::rc::Rc;
-use url::Url;
+use url::{Url, UrlParser};
 
 #[deriving(PartialEq,Encodable)]
 pub enum WorkerGlobalScopeId {
@@ -87,6 +89,38 @@ impl<'a> WorkerGlobalScopeMethods for JSRef<'a, WorkerGlobalScope> {
         Temporary::new(self.location.get().get_ref().clone())
     }
 
+    fn ImportScripts(&self, url_strings: Vec<DOMString>) -> ErrorResult {
+        let mut urls = Vec::with_capacity(url_strings.len());
+        for url in url_strings.move_iter() {
+            let url = UrlParser::new().base_url(&*self.worker_url)
+                                      .parse(url.as_slice());
+            match url {
+                Ok(url) => urls.push(url),
+                Err(_) => return Err(Syntax),
+            };
+        }
+
+        for url in urls.move_iter() {
+            let (url, source) = match load_whole_resource(&*self.resource_task, url) {
+                Err(_) => return Err(Network),
+                Ok((metadata, bytes)) => {
+                    (metadata.final_url, String::from_utf8(bytes).unwrap())
+                }
+            };
+
+            match self.js_context.evaluate_script(
+                self.reflector().get_jsobject(), source, url.serialize(), 1) {
+                Ok(_) => (),
+                Err(_) => {
+                    println!("evaluate_script failed");
+                    return Err(FailureUnknown);
+                }
+            }
+        }
+
+        Ok(())
+    }
+
     fn Navigator(&self) -> Temporary<WorkerNavigator> {
         if self.navigator.get().is_none() {
             let navigator = WorkerNavigator::new(self);

src/test/wpt/metadata/workers/WorkerGlobalScope_importScripts.htm.ini

@@ -1,5 +0,0 @@
-[WorkerGlobalScope_importScripts.htm]
-  type: testharness
-  [Test Description: WorkerGlobalScope API: importScripts().]
-    expected: FAIL
-

src/test/wpt/metadata/workers/WorkerGlobalScope_importScripts_NetworkErr.htm.ini

@@ -1,5 +1,6 @@
 [WorkerGlobalScope_importScripts_NetworkErr.htm]
   type: testharness
+  expected: TIMEOUT
   [Test Description: importScripts(): Throw NETWORK_ERR exception whenever attempt to fetch script is failed.]
-    expected: FAIL
+    expected: NOTRUN
 

src/test/wpt/metadata/workers/interfaces/WorkerUtils/importScripts/001.html.ini

@@ -1,5 +0,0 @@
-[001.html]
-  type: testharness
-  [importScripts no arguments]
-    expected: FAIL
-

src/test/wpt/metadata/workers/interfaces/WorkerUtils/importScripts/002.html.ini

@@ -1,5 +0,0 @@
-[002.html]
-  type: testharness
-  [importScripts resolving urls]
-    expected: FAIL
-

src/test/wpt/metadata/workers/interfaces/WorkerUtils/importScripts/003.html.ini

@@ -1,5 +0,0 @@
-[003.html]
-  type: testharness
-  [importScripts running scripts]
-    expected: FAIL
-

src/test/wpt/metadata/workers/interfaces/WorkerUtils/importScripts/004.html.ini

@@ -1,5 +1,6 @@
 [004.html]
   type: testharness
+  expected: TIMEOUT
   [importScripts broken script]
-    expected: FAIL
+    expected: TIMEOUT
 

src/test/wpt/metadata/workers/interfaces/WorkerUtils/importScripts/005.html.ini

@@ -1,6 +1,6 @@
-[007.html]
+[005.html]
   type: testharness
   expected: TIMEOUT
-  [postMessage in importScripts]
+  [importScripts separate scripts]
     expected: TIMEOUT
 

src/test/wpt/metadata/workers/interfaces/WorkerUtils/importScripts/008.html.ini

@@ -1,6 +0,0 @@
-[008.html]
-  type: testharness
-  expected: TIMEOUT
-  [variables and functions crossing importScripts boundary]
-    expected: TIMEOUT
-

src/test/wpt/metadata/workers/interfaces/WorkerUtils/importScripts/009.html.ini

@@ -1,6 +0,0 @@
-[009.html]
-  type: testharness
-  expected: TIMEOUT
-  [variables and functions crossing importScripts boundary, take 2]
-    expected: TIMEOUT
-

src/test/wpt/metadata/workers/interfaces/WorkerUtils/importScripts/010.html.ini

@@ -1,5 +0,0 @@
-[010.html]
-  type: testharness
-  [importScripts(undefined)]
-    expected: FAIL
-

src/test/wpt/metadata/workers/interfaces/WorkerUtils/importScripts/011.html.ini

@@ -1,5 +0,0 @@
-[011.html]
-  type: testharness
-  [importScripts(null)]
-    expected: FAIL
-

src/test/wpt/metadata/workers/interfaces/WorkerUtils/importScripts/012.html.ini

@@ -1,5 +0,0 @@
-[012.html]
-  type: testharness
-  [importScripts(1)]
-    expected: FAIL
-