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Test Info: Warnings
- This test gets skipped with pattern: os == 'android'
- Manifest: devtools/server/tests/chrome/chrome.toml
<!DOCTYPE HTML>
<html>
<!--
-->
<head>
<meta charset="utf-8">
<title>Test for Bug </title>
<script type="application/javascript" src="inspector-helpers.js"></script>
<script type="application/javascript">
"use strict";
const { PSEUDO_CLASSES } = require("devtools/shared/css/constants");
window.onload = function() {
SimpleTest.waitForExplicitFinish();
runNextTest();
};
let gInspectee = null;
let gWalker = null;
async function setup() {
const url = document.getElementById("inspectorContent").href;
const { target, doc } = await attachURL(url);
gInspectee = doc;
const inspector = await target.getFront("inspector");
ok(inspector.walker, "getWalker() should return an actor.");
gWalker = inspector.walker;
runNextTest();
}
function teardown() {
gWalker = null;
gInspectee = null;
}
function checkChange(change, expectation) {
is(change.type, "pseudoClassLock", "Expect a pseudoclass lock change.");
const target = change.target;
if (expectation.id) {
is(target.id, expectation.id, "Expect a change on node id " + expectation.id);
}
if (expectation.nodeName) {
is(target.nodeName, expectation.nodeName,
"Expect a change on node name " + expectation.nodeName);
}
is(target.pseudoClassLocks.length, expectation.pseudos.length,
"Expect " + expectation.pseudos.length + " pseudoclass locks.");
for (let i = 0; i < expectation.pseudos.length; i++) {
const pseudo = expectation.pseudos[i];
const enabled = expectation.enabled === undefined ? true : expectation.enabled[i];
ok(target.hasPseudoClassLock(pseudo), "Expect lock: " + pseudo);
const rawNode = target.rawNode();
ok(InspectorUtils.hasPseudoClassLock(rawNode, pseudo),
"Expect lock in dom: " + pseudo);
is(rawNode.matches(pseudo), enabled,
`Target should match pseudoclass, '${pseudo}', if enabled (with .matches())`);
}
for (const pseudo of PSEUDO_CLASSES) {
if (!expectation.pseudos.some(expected => pseudo === expected)) {
ok(!target.hasPseudoClassLock(pseudo), "Don't expect lock: " + pseudo);
ok(!InspectorUtils.hasPseudoClassLock(target.rawNode(), pseudo),
"Don't expect lock in dom: " + pseudo);
}
}
}
function checkMutations(mutations, expectations) {
is(mutations.length, expectations.length, "Should get the right number of mutations.");
for (let i = 0; i < mutations.length; i++) {
checkChange(mutations[i], expectations[i]);
}
}
addTest(function testPseudoClassLock() {
let contentNode;
let nodeFront;
setup(() => {
contentNode = gInspectee.querySelector("#b");
return promiseDone(gWalker.querySelector(gWalker.rootNode, "#b").then(front => {
nodeFront = front;
// Lock the pseudoclass alone, no parents.
gWalker.addPseudoClassLock(nodeFront, ":active");
// Expect a single pseudoClassLock mutation.
return promiseOnce(gWalker, "mutations");
}).then(mutations => {
is(mutations.length, 1, "Should get one mutation");
is(mutations[0].target, nodeFront, "Should be the node we tried to apply to");
checkChange(mutations[0], {
id: "b",
nodeName: "DIV",
pseudos: [":active"],
});
}).then(() => {
// Now add :hover, this time with parents.
gWalker.addPseudoClassLock(nodeFront, ":hover", {parents: true});
return promiseOnce(gWalker, "mutations");
}).then(mutations => {
const expectedMutations = [{
id: "b",
nodeName: "DIV",
pseudos: [":hover", ":active"],
},
{
id: "longlist",
nodeName: "DIV",
pseudos: [":hover"],
},
{
nodeName: "BODY",
pseudos: [":hover"],
},
{
nodeName: "HTML",
pseudos: [":hover"],
}];
checkMutations(mutations, expectedMutations);
}).then(() => {
// Now remove the :hover on all parents
gWalker.removePseudoClassLock(nodeFront, ":hover", {parents: true});
return promiseOnce(gWalker, "mutations");
}).then(mutations => {
const expectedMutations = [{
id: "b",
nodeName: "DIV",
// Should still have :active on the original node.
pseudos: [":active"],
},
{
id: "longlist",
nodeName: "DIV",
pseudos: [],
},
{
nodeName: "BODY",
pseudos: [],
},
{
nodeName: "HTML",
pseudos: [],
}];
checkMutations(mutations, expectedMutations);
}).then(() => {
gWalker.addPseudoClassLock(nodeFront, ":hover", {enabled: false});
return promiseOnce(gWalker, "mutations");
}).then(mutations => {
is(mutations.length, 1, "Should get one mutation");
is(mutations[0].target, nodeFront, "Should be the node we tried to apply to");
checkChange(mutations[0], {
id: "b",
nodeName: "DIV",
pseudos: [":hover", ":active"],
enabled: [false, true],
});
}).then(() => {
// Now shut down the walker and make sure that clears up the remaining lock.
return gWalker.release();
}).then(() => {
ok(!InspectorUtils.hasPseudoClassLock(contentNode, ":active"),
"Pseudoclass should have been removed during destruction.");
teardown();
}).then(runNextTest));
});
});
</script>
</head>
<body>
<a id="inspectorContent" target="_blank" href="inspector-traversal-data.html">Test Document</a>
<p id="display"></p>
<div id="content" style="display: none">
</div>
<pre id="test">
</pre>
</body>
</html>