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https://bugzilla.mozilla.org/show_bug.cgi?id=
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<meta charset="utf-8">
<title>Test for Bug </title>
<script type="application/javascript" src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
<link rel="stylesheet" type="text/css" href="chrome://mochikit/content/tests/SimpleTest/test.css">
<script type="application/javascript;version=1.8" src="inspector-helpers.js"></script>
<script type="application/javascript;version=1.8">
const inspector = require("devtools/shared/fronts/inspector");
window.onload = function() {
SimpleTest.waitForExplicitFinish();
runNextTest();
}
var gInspectee = null;
var gWalker = null;
var gClient = null;
var gChildFrame = null;
var gChildDocument = null;
var gCleanupConnection = null;
function setup(callback) {
let url = document.getElementById("inspectorContent").href;
gCleanupConnection = attachURL(url, function(err, client, tab, doc) {
gInspectee = doc;
let {InspectorFront} = require("devtools/shared/fronts/inspector");
let inspector = InspectorFront(client, tab);
promiseDone(inspector.getWalker().then(walker => {
gClient = client;
gWalker = walker;
}).then(callback));
});
}
function teardown() {
gWalker = null;
gClient = null;
gInspectee = null;
gChildFrame = null;
if (gCleanupConnection) {
gCleanupConnection();
gCleanupConnection = null;
}
}
function assertOwnership() {
return assertOwnershipTrees(gWalker);
}
function loadChildSelector(selector) {
return gWalker.querySelector(gWalker.rootNode, "#childFrame").then(frame => {
ok(frame.numChildren > 0, "Child frame should consider its loaded document as a child.");
gChildFrame = frame;
return gWalker.children(frame);
}).then(children => {
return gWalker.querySelectorAll(children.nodes[0], selector);
}).then(nodeList => {
return nodeList.items();
});
}
function getUnloadedDoc(mutations) {
for (let change of mutations) {
if (isUnload(change)) {
return change.target;
}
}
return null;
}
addTest(function loadNewChild() {
setup(() => {
let beforeUnloadSize = 0;
// Load a bunch of fronts for actors inside the child frame.
promiseDone(loadChildSelector("#longlist div").then(() => {
let childFrame = gInspectee.querySelector("#childFrame");
childFrame.src = "data:text/html,<html>new child</html>";
return waitForMutation(gWalker, isChildList);
}).then(mutations => {
let unloaded = getUnloadedDoc(mutations);
mutations = assertSrcChange(mutations);
mutations = assertUnload(mutations);
mutations = assertFrameLoad(mutations);
mutations = assertChildList(mutations);
is(mutations.length, 0, "Got the expected mutations.");
assertOwnership();
return checkMissing(gClient, unloaded);
}).then(() => {
teardown();
}).then(runNextTest));
});
});
addTest(function loadNewChildTwice() {
setup(() => {
let beforeUnloadSize = 0;
// Load a bunch of fronts for actors inside the child frame.
promiseDone(loadChildSelector("#longlist div").then(() => {
let childFrame = gInspectee.querySelector("#childFrame");
childFrame.src = "data:text/html,<html>new child</html>";
return waitForMutation(gWalker, isChildList);
}).then(mutations => {
// The first load went through as expected (as tested in loadNewChild)
// Now change the source again, but this time we *don't* expect
// an unload, because we haven't seen the new child document yet.
let childFrame = gInspectee.querySelector("#childFrame");
childFrame.src = "data:text/html,<html>second new child</html>";
return waitForMutation(gWalker, isChildList);
}).then(mutations => {
mutations = assertSrcChange(mutations);
mutations = assertFrameLoad(mutations);
mutations = assertChildList(mutations);
ok(!getUnloadedDoc(mutations), "Should not have gotten an unload.");
is(mutations.length, 0, "Got the expected mutations.");
assertOwnership();
}).then(() => {
teardown();
}).then(runNextTest));
});
});
addTest(function loadNewChildTwiceAndCareAboutIt() {
setup(() => {
let beforeUnloadSize = 0;
// Load a bunch of fronts for actors inside the child frame.
promiseDone(loadChildSelector("#longlist div").then(() => {
let childFrame = gInspectee.querySelector("#childFrame");
childFrame.src = "data:text/html,<html>new child</html>";
return waitForMutation(gWalker, isChildList);
}).then(mutations => {
// Read the new child
return loadChildSelector("#longlist div");
}).then(() => {
// Now change the source again, and expect the same results as loadNewChild.
let childFrame = gInspectee.querySelector("#childFrame");
childFrame.src = "data:text/html,<html>second new child</html>";
return waitForMutation(gWalker, isChildList);
}).then(mutations => {
let unloaded = getUnloadedDoc(mutations);
mutations = assertSrcChange(mutations);
mutations = assertUnload(mutations);
mutations = assertFrameLoad(mutations);
mutations = assertChildList(mutations);
is(mutations.length, 0, "Got the expected mutations.");
assertOwnership();
return checkMissing(gClient, unloaded);
}).then(() => {
teardown();
}).then(runNextTest));
});
});
addTest(function testBack() {
setup(() => {
let beforeUnloadSize = 0;
// Load a bunch of fronts for actors inside the child frame.
promiseDone(loadChildSelector("#longlist div").then(() => {
let childFrame = gInspectee.querySelector("#childFrame");
childFrame.src = "data:text/html,<html>new child</html>";
return waitForMutation(gWalker, isChildList);
}).then(mutations => {
// Read the new child
return loadChildSelector("#longlist div");
}).then(() => {
// Now use history.back to change the source, and expect the same results as loadNewChild.
let childFrame = gInspectee.querySelector("#childFrame");
childFrame.contentWindow.history.back();
return waitForMutation(gWalker, isChildList);
}).then(mutations => {
let unloaded = getUnloadedDoc(mutations);
mutations = assertSrcChange(mutations);
mutations = assertUnload(mutations);
mutations = assertFrameLoad(mutations);
mutations = assertChildList(mutations);
is(mutations.length, 0, "Got the expected mutations.");
assertOwnership();
return checkMissing(gClient, unloaded);
}).then(() => {
teardown();
}).then(runNextTest));
});
});
</script>
</head>
<body>
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=">Mozilla Bug </a>
<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>
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