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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 01:47:29 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 01:47:29 +0000 |
| commit | 0ebf5bdf043a27fd3dfb7f92e0cb63d88954c44d (patch) | |
| tree | a31f07c9bcca9d56ce61e9a1ffd30ef350d513aa /docshell/test/chrome/bug321671_window.xhtml | |
| parent | Initial commit. (diff) | |
| download | firefox-esr-upstream/115.8.0esr.tar.xz firefox-esr-upstream/115.8.0esr.zip | |
Adding upstream version 115.8.0esr.upstream/115.8.0esr
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
| -rw-r--r-- | docshell/test/chrome/bug321671_window.xhtml | 128 |
1 files changed, 128 insertions, 0 deletions
diff --git a/docshell/test/chrome/bug321671_window.xhtml b/docshell/test/chrome/bug321671_window.xhtml new file mode 100644 index 0000000000..60ab5e80d0 --- /dev/null +++ b/docshell/test/chrome/bug321671_window.xhtml @@ -0,0 +1,128 @@ +<?xml version="1.0"?> +<?xml-stylesheet href="chrome://global/skin" type="text/css"?> + +<window id="321671Test" + xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul" + width="600" + height="600" + onload="setTimeout(runTest, 0);" + title="bug 321671 test"> + + <script type="application/javascript" src="chrome://mochikit/content/chrome-harness.js" /> + <script type="application/javascript" src="docshell_helpers.js" /> + <script type="application/javascript"><![CDATA[ + Services.prefs.setBoolPref("browser.navigation.requireUserInteraction", false); + + // Maximum number of entries in the bfcache for this session history. + // This number is hardcoded in docshell code. In the test, we'll + // navigate through enough pages so that we hit one that's been + // evicted from the bfcache because it's farther from the current + // page than this number. + const MAX_BFCACHE_PAGES = 3; + + //// + // Bug 321671: Scroll position should be retained when moving backwards and + // forwards through pages when bfcache is enabled. + // + async function runTest() + { + // Variable to hold the scroll positions of the test pages. + var scrollPositions = []; + + // Make sure bfcache is on. + enableBFCache(true); + + // Load enough test pages that so the first one is evicted from the + // bfcache, scroll down on each page, and save the + // current scroll position before continuing. Verify that each + // page we're navigating away from is initially put into the bfcache. + for (var i = 0; i <= MAX_BFCACHE_PAGES + 1; i++) { + let eventsToListenFor = ["pageshow"]; + let expectedEvents = [ { type: "pageshow", + title: "bug321671 page" + (i + 1) } ]; + if (i > 0) { + eventsToListenFor.push("pagehide"); + expectedEvents.unshift({ type: "pagehide", + persisted: true, + title: "bug321671 page" + i }); + } + await promisePageNavigation( { + uri: "data:text/html,<html><head><title>bug321671 page" + (i + 1) + + "</title></head>" + + "<body><table border='1' width='300' height='1000'>" + + "<tbody><tr><td>" + + " page " + (i + 1) + ": foobar foobar foobar foobar " + + "</td></tr></tbody></table> " + + "</body></html>", + eventsToListenFor, + expectedEvents, + } ); + + let { initialScrollY, scrollY } = await SpecialPowers.spawn(TestWindow.getBrowser(), [i], (i) => { + let initialScrollY = content.scrollY; + content.scrollByLines(10 + (2 * i)); + return { initialScrollY, scrollY: content.scrollY }; + }); + is(initialScrollY, 0, + "Page initially has non-zero scrollY position"); + ok(scrollY > 0, + "Page has zero scrollY position after scrolling"); + scrollPositions[i] = scrollY; + } + + // Go back to the first page, one page at a time. For each 'back' + // action, verify that its vertical scroll position is restored + // correctly. Verify that the last page in the sequence + // does not come from the bfcache. Again verify that all pages + // that we navigate away from are initially + // stored in the bfcache. + for (i = MAX_BFCACHE_PAGES + 1; i > 0; i--) { + await promisePageNavigation( { + back: true, + eventsToListenFor: ["pageshow", "pagehide"], + expectedEvents: [ { type: "pagehide", + title: "bug321671 page" + (i+1), + persisted: true }, + { type: "pageshow", + title: "bug321671 page" + i, + persisted: i > 1 } ], + } ); + + is(await SpecialPowers.spawn(TestWindow.getBrowser(), [], () => { + return content.scrollY; + }), scrollPositions[i-1], + "Scroll position not restored while going back!"); + } + + // Traverse history forward now, and verify scroll position is still + // restored. Similar to the backward traversal, verify that all + // but the last page in the sequence comes from the bfcache. Also + // verify that all of the pages get stored in the bfcache when we + // navigate away from them. + for (i = 1; i <= MAX_BFCACHE_PAGES + 1; i++) { + await promisePageNavigation( { + forward: true, + eventsToListenFor: ["pageshow", "pagehide"], + expectedEvents: [ { type: "pagehide", + persisted: true, + title: "bug321671 page" + i }, + { type: "pageshow", + persisted: i < MAX_BFCACHE_PAGES + 1, + title: "bug321671 page" + (i + 1) } ], + } ); + + is(await SpecialPowers.spawn(TestWindow.getBrowser(), [], () => { + return content.scrollY; + }), scrollPositions[i], + "Scroll position not restored while going forward!"); + } + + Services.prefs.clearUserPref("browser.navigation.requireUserInteraction"); + // Tell the framework the test is finished. + finish(); + } + + ]]></script> + + <browser type="content" primary="true" flex="1" id="content" remote="true" maychangeremoteness="true" /> +</window> |