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Diffstat (limited to '')
-rw-r--r-- | docshell/test/chrome/bug293235_window.xhtml | 120 |
1 files changed, 120 insertions, 0 deletions
diff --git a/docshell/test/chrome/bug293235_window.xhtml b/docshell/test/chrome/bug293235_window.xhtml new file mode 100644 index 0000000000..8bb050cebb --- /dev/null +++ b/docshell/test/chrome/bug293235_window.xhtml @@ -0,0 +1,120 @@ +<?xml version="1.0"?> +<?xml-stylesheet href="chrome://global/skin" type="text/css"?> + +<window id="293235Test" + xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul" + width="600" + height="600" + onload="setTimeout(runTests, 0);" + title="bug 293235 test"> + + <script type="application/javascript" src= "chrome://mochikit/content/chrome-harness.js" /> + <script type="application/javascript" src="docshell_helpers.js" /> + <script src="chrome://mochikit/content/tests/SimpleTest/WindowSnapshot.js"></script> + + <script type="application/javascript"><![CDATA[ + var {NetUtil} = ChromeUtils.importESModule( + "resource://gre/modules/NetUtil.sys.mjs" + ); + + // Return the Element object for the specified element id + function $(id) { return TestWindow.getDocument().getElementById(id); } + + //// + // Generator function for test steps for bug 293235: + // A visited link should have the :visited style applied + // to it when displayed on a page which was fetched from + // the bfcache. + // + async function runTests() { + // Register our observer to know when the link lookup is complete. + let testURI = NetUtil.newURI(getHttpUrl("bug293235_p2.html")); + let os = SpecialPowers.Services.obs; + // Load a test page containing a link that should be initially + // blue, per the :link style. + await new Promise(resolve => { + doPageNavigation({ + uri: getHttpUrl("bug293235.html"), + onNavComplete: resolve, + }); + }); + + // Now that we've been notified, we can check our link color. + // Since we can't use getComputedStyle() for this because + // getComputedStyle lies about styles that result from :visited, + // we have to take snapshots. + // First, take two reference snapshots. + var link1 = $("link1"); + link1.className = "forcelink"; + var refLink = await snapshotWindow(TestWindow.getWindow()); + link1.className = "forcevisited"; + var refVisited = await snapshotWindow(TestWindow.getWindow()); + link1.className = ""; + function snapshotsEqual(snap1, snap2) { + return compareSnapshots(snap1, snap2, true)[0]; + } + ok(!snapshotsEqual(refLink, refVisited), "references should not match"); + ok(snapshotsEqual(refLink, await snapshotWindow(TestWindow.getWindow())), + "link should initially be blue"); + + let observedVisit = false, observedPageShow = false; + await new Promise(resolve => { + function maybeResolve() { + ok(true, "maybe run next test? visited: " + observedVisit + " pageShow: " + observedPageShow); + if (observedVisit && observedPageShow) + resolve(); + } + + // Because adding visits is async, we will not be notified immediately. + let visitObserver = { + observe(aSubject, aTopic, aData) + { + if (!testURI.equals(aSubject.QueryInterface(Ci.nsIURI))) { + return; + } + os.removeObserver(this, aTopic); + observedVisit = true; + maybeResolve(); + }, + }; + os.addObserver(visitObserver, "uri-visit-saved"); + // Load the page that the link on the previous page points to. + doPageNavigation({ + uri: getHttpUrl("bug293235_p2.html"), + onNavComplete() { + observedPageShow = true; + maybeResolve(); + } + }); + }) + + // And the nodes get notified after the "uri-visit-saved" topic, so + // we need to execute soon... + await new Promise(SimpleTest.executeSoon); + + // Go back, verify the original page was loaded from the bfcache, + // and verify that the link is now purple, per the + // :visited style. + await new Promise(resolve => { + doPageNavigation({ + back: true, + eventsToListenFor: ["pageshow"], + expectedEvents: [ { type: "pageshow", + persisted: true, + title: "Bug 293235 page1" } ], + onNavComplete: resolve, + }); + }) + + // Now we can test the link color. + ok(snapshotsEqual(refVisited, await snapshotWindow(TestWindow.getWindow())), + "visited link should be purple"); + + // Tell the framework the test is finished. + finish(); + } + + ]]></script> + + <browser type="content" primary="true" flex="1" id="content" src="about:blank"/> +</window> |