mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
synced 2024-09-13 09:24:08 -07:00
140 lines
5.6 KiB
XML
Executable File
140 lines
5.6 KiB
XML
Executable File
<?xml version="1.0"?>
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<?xml-stylesheet href="chrome://global/skin" type="text/css"?>
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<window id="321671Test"
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xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul"
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width="600"
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height="600"
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onload="setTimeout(nextTest,0);"
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title="bug 321671 test">
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<script type="text/javascript"
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src="chrome://mochikit/content/tests/SimpleTest/specialpowersAPI.js"/>
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<script type="text/javascript"
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src="chrome://mochikit/content/tests/SimpleTest/SpecialPowersObserverAPI.js"/>
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<script type="text/javascript"
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src="chrome://mochikit/content/tests/SimpleTest/ChromePowers.js"/>
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<script type="application/javascript" src= "chrome://mochikit/content/chrome-harness.js" />
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<script type="application/javascript" src="docshell_helpers.js" />
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<script type="application/javascript"><![CDATA[
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// Define the generator-iterator for the tests.
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var tests = testIterator();
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// Maximum number of entries in the bfcache for this session history.
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// This number is hardcoded in docshell code. In the test, we'll
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// navigate through enough pages so that we hit one that's been
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// evicted from the bfcache because it's farther from the current
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// page than this number.
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const MAX_BFCACHE_PAGES = 3;
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////
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// Execute the next test in the generator function.
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//
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function nextTest() {
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tests.next();
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}
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////
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// Generator function for test steps for bug 321671: Scroll position
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// should be retained when moving backwards and forwards through pages
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// when bfcache is enabled.
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//
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function testIterator()
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{
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// Variable to hold the scroll positions of the test pages.
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var scrollPositions = [];
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// Make sure bfcache is on.
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enableBFCache(true);
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// Load enough test pages that so the first one is evicted from the
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// bfcache, scroll down on each page, and save the
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// current scroll position before continuing. Verify that each
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// page we're navigating away from is initially put into the bfcache.
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for (var i = 0; i <= MAX_BFCACHE_PAGES + 1; i++) {
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doPageNavigation( {
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uri: "data:text/html,<html><head><title>bug321671 page" + (i + 1) +
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"</title></head>" +
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"<body><table border='1' width='300' height='1000'>" +
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"<tbody><tr><td>" +
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" page " + (i + 1) + ": foobar foobar foobar foobar " +
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"</td></tr></tbody></table> " +
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"</body></html>",
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eventsToListenFor: ["pageshow", "pagehide"],
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expectedEvents: [ { type: "pagehide",
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persisted: true,
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title: i == 0 ?
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undefined : "bug321671 page" + i },
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{ type: "pageshow",
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title: "bug321671 page" + (i + 1) } ],
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onNavComplete: nextTest
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} );
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yield;
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is(TestWindow.getWindow().scrollY, 0,
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"Page initially has non-zero scrollY position");
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TestWindow.getWindow().scrollByLines(10 + (2*i));
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ok(TestWindow.getWindow().scrollY > 0,
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"Page has zero scrollY position after scrolling");
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scrollPositions[i] = TestWindow.getWindow().scrollY;
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}
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// Go back to the first page, one page at a time. For each 'back'
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// action, verify that its vertical scroll position is restored
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// correctly. Verify that the last page in the sequence
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// does not come from the bfcache. Again verify that all pages
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// that we navigate away from are initially
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// stored in the bfcache.
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for (i = MAX_BFCACHE_PAGES + 1; i > 0; i--) {
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doPageNavigation( {
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back: true,
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eventsToListenFor: ["pageshow", "pagehide"],
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expectedEvents: [ { type: "pagehide",
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title: "bug321671 page" + (i+1),
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persisted: true },
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{ type: "pageshow",
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title: "bug321671 page" + i,
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persisted: i > 1 } ],
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onNavComplete: nextTest
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} );
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yield;
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is(TestWindow.getWindow().scrollY, scrollPositions[i-1],
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"Scroll position not restored while going back!");
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}
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// Traverse history forward now, and verify scroll position is still
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// restored. Similar to the backward traversal, verify that all
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// but the last page in the sequence comes from the bfcache. Also
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// verify that all of the pages get stored in the bfcache when we
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// navigate away from them.
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for (i = 1; i <= MAX_BFCACHE_PAGES + 1; i++) {
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doPageNavigation( {
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forward: true,
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eventsToListenFor: ["pageshow", "pagehide"],
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expectedEvents: [ { type: "pagehide",
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persisted: true,
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title: "bug321671 page" + i },
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{ type: "pageshow",
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persisted: i < MAX_BFCACHE_PAGES + 1,
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title: "bug321671 page" + (i + 1) } ],
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onNavComplete: nextTest
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} );
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yield;
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is(TestWindow.getWindow().scrollY, scrollPositions[i],
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"Scroll position not restored while going forward!");
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}
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// Tell the framework the test is finished. Include the final 'yield'
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// statement to prevent a StopIteration exception from being thrown.
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finish();
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yield;
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}
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]]></script>
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<browser type="content-primary" flex="1" id="content" src="about:blank"/>
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</window>
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