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fix DOMTokenList

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This commit is contained in:
Patrick Shaughnessy 2020-01-30 15:58:52 -05:00
parent 6d220d02de
commit 004c059518
2 changed files with 33 additions and 90 deletions
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46
components/script/dom/domtokenlist.rs
View file

@ -52,6 +52,17 @@ impl DOMTokenList {
slice => Ok(Atom::from(slice)),
}
}
// https://dom.spec.whatwg.org/#concept-dtl-update
fn perform_update_steps(&self, atoms: Vec<Atom>) {
// Step 1
if !self.element.has_attribute(&self.local_name) && atoms.len() == 0 {
return;
}
// step 2
self.element
.set_atomic_tokenlist_attribute(&self.local_name, atoms)
}
}
// https://dom.spec.whatwg.org/#domtokenlist
@ -93,8 +104,7 @@ impl DOMTokenListMethods for DOMTokenList {
atoms.push(token);
}
}
self.element
.set_atomic_tokenlist_attribute(&self.local_name, atoms);
self.perform_update_steps(atoms);
Ok(())
}
@ -108,8 +118,7 @@ impl DOMTokenListMethods for DOMTokenList {
.position(|atom| *atom == token)
.map(|index| atoms.remove(index));
}
self.element
.set_atomic_tokenlist_attribute(&self.local_name, atoms);
self.perform_update_steps(atoms);
Ok(())
}
@ -122,8 +131,7 @@ impl DOMTokenListMethods for DOMTokenList {
Some(true) => Ok(true),
_ => {
atoms.remove(index);
self.element
.set_atomic_tokenlist_attribute(&self.local_name, atoms);
self.perform_update_steps(atoms);
Ok(false)
},
},
@ -131,8 +139,7 @@ impl DOMTokenListMethods for DOMTokenList {
Some(false) => Ok(false),
_ => {
atoms.push(token);
self.element
.set_atomic_tokenlist_attribute(&self.local_name, atoms);
self.perform_update_steps(atoms);
Ok(true)
},
},
@ -166,14 +173,27 @@ impl DOMTokenListMethods for DOMTokenList {
let mut atoms = self.element.get_tokenlist_attribute(&self.local_name);
let mut result = false;
if let Some(pos) = atoms.iter().position(|atom| *atom == token) {
if !atoms.contains(&new_token) {
atoms[pos] = new_token;
if let Some(redundant_pos) = atoms.iter().position(|atom| *atom == new_token) {
if redundant_pos > pos {
// The replacement is already in the list, later,
// so we perform the replacement and remove the
// later copy.
atoms[pos] = new_token;
atoms.remove(redundant_pos);
} else if redundant_pos < pos {
// The replacement is already in the list, earlier,
// so we remove the index where we'd be putting the
// later copy.
atoms.remove(pos);
}
// else we are replacing the token with itself, nothing to change
} else {
atoms.remove(pos);
// The replacement is not in the list already
atoms[pos] = new_token;
}
// Step 5.
self.element
.set_atomic_tokenlist_attribute(&self.local_name, atoms);
self.perform_update_steps(atoms);
result = true;
}
Ok(result)

77
tests/wpt/metadata/dom/nodes/Element-classlist.html.ini
View file

@ -1,77 +0,0 @@
[Element-classlist.html]
type: testharness
[classList.remove("a") with attribute value null (HTML node)]
expected: FAIL
[classList.remove("a", "b") with attribute value null (HTML node)]
expected: FAIL
[classList.replace("a", "a") with attribute value "a" (HTML node)]
expected: FAIL
[classList.replace("a", "a") with attribute value "a a a b" (HTML node)]
expected: FAIL
[classList.replace("c", "a") with attribute value "c b a" (HTML node)]
expected: FAIL
[classList.remove("a") with attribute value null (XHTML node)]
expected: FAIL
[classList.remove("a", "b") with attribute value null (XHTML node)]
expected: FAIL
[classList.replace("a", "a") with attribute value "a" (XHTML node)]
expected: FAIL
[classList.replace("a", "a") with attribute value "a a a b" (XHTML node)]
expected: FAIL
[classList.replace("c", "a") with attribute value "c b a" (XHTML node)]
expected: FAIL
[classList.remove("a") with attribute value null (MathML node)]
expected: FAIL
[classList.remove("a", "b") with attribute value null (MathML node)]
expected: FAIL
[classList.replace("a", "a") with attribute value "a" (MathML node)]
expected: FAIL
[classList.replace("a", "a") with attribute value "a a a b" (MathML node)]
expected: FAIL
[classList.replace("c", "a") with attribute value "c b a" (MathML node)]
expected: FAIL
[classList.remove("a") with attribute value null (XML node with null namespace)]
expected: FAIL
[classList.remove("a", "b") with attribute value null (XML node with null namespace)]
expected: FAIL
[classList.replace("a", "a") with attribute value "a" (XML node with null namespace)]
expected: FAIL
[classList.replace("a", "a") with attribute value "a a a b" (XML node with null namespace)]
expected: FAIL
[classList.replace("c", "a") with attribute value "c b a" (XML node with null namespace)]
expected: FAIL
[classList.remove("a") with attribute value null (foo node)]
expected: FAIL
[classList.remove("a", "b") with attribute value null (foo node)]
expected: FAIL
[classList.replace("a", "a") with attribute value "a" (foo node)]
expected: FAIL
[classList.replace("a", "a") with attribute value "a a a b" (foo node)]
expected: FAIL
[classList.replace("c", "a") with attribute value "c b a" (foo node)]
expected: FAIL