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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
commit36d22d82aa202bb199967e9512281e9a53db42c9 (patch)
tree105e8c98ddea1c1e4784a60a5a6410fa416be2de /gfx/layers/apz/test/mochitest/helper_fission_inactivescroller_positionedcontent.html
parentInitial commit. (diff)
downloadfirefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz
firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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+<!DOCTYPE HTML>
+<html>
+<head>
+ <meta charset="utf-8">
+ <title>Ensure positioned content inside inactive scollframes but on top of OOPIFs hit-test properly</title>
+ <script src="/tests/SimpleTest/SimpleTest.js"></script>
+ <script src="/tests/SimpleTest/paint_listener.js"></script>
+ <script src="helper_fission_utils.js"></script>
+ <script src="apz_test_utils.js"></script>
+ <script src="apz_test_native_event_utils.js"></script>
+ <script>
+
+fission_subtest_init();
+
+FissionTestHelper.startTestPromise
+ .then(waitUntilApzStable)
+ .then(loadOOPIFrame("testframe", "helper_fission_empty.html"))
+ .then(waitUntilApzStable)
+ .then(test)
+ .then(FissionTestHelper.subtestDone, FissionTestHelper.subtestFailed);
+
+let make_oopif_scrollable = function() {
+ // ensure the oopif is scrollable, and wait for the paint so that the
+ // compositor also knows it's scrollable.
+ document.body.style.height = "200vh";
+ promiseApzFlushedRepaints().then(() => {
+ let utils = SpecialPowers.getDOMWindowUtils(window);
+ let result = {
+ layersId: utils.getLayersId(),
+ viewId: utils.getViewId(document.scrollingElement)
+ };
+ dump(`OOPIF computed IDs ${JSON.stringify(result)}\n`);
+ FissionTestHelper.fireEventInEmbedder("OOPIF:Scrollable", result);
+ });
+ return true;
+};
+
+async function test() {
+ let iframe = document.getElementById("testframe");
+
+ let oopifScrollerIdsPromise = promiseOneEvent(window, "OOPIF:Scrollable", null);
+ ok(await FissionTestHelper.sendToOopif(iframe, `(${make_oopif_scrollable})()`),
+ "Ran code to make OOPIF scrollable");
+ let oopifScrollerIds = (await oopifScrollerIdsPromise).data;
+
+ let config = getHitTestConfig();
+ let utils = config.utils;
+
+ // The #scroller div is (a) inactive, and (b) under the OOPIF. However, it
+ // also contains a positioned element with a high z-index (#abspos). #abspos
+ // therefore sits on top of the OOPIF. Hit-testing on #abspos should hit
+ // #scroller, but anywhere else within the OOPIF box should hit the OOPIF.
+
+ checkHitResult(await fissionHitTest(centerOf("abspos"), iframe),
+ APZHitResultFlags.VISIBLE |
+ (config.activateAllScrollFrames ? 0 : APZHitResultFlags.INACTIVE_SCROLLFRAME),
+ config.activateAllScrollFrames ?
+ utils.getViewId(document.getElementById("scroller")) :
+ utils.getViewId(document.scrollingElement),
+ utils.getLayersId(),
+ "abspos element on top of OOPIF should hit parent doc hosting the OOPIF");
+
+ // If the fix for the bug this test is for is not active (as indicated by
+ // config.activateAllScrollFrames) then we just accept the wrong answer. As
+ // of writing this comment the fix will only be active if fission is pref'ed
+ // on, not just enabled for this window, ie the test suite is run in fission
+ // mode.
+ checkHitResult(await fissionHitTest(centerOf("scroller"), iframe),
+ APZHitResultFlags.VISIBLE |
+ (config.activateAllScrollFrames ? 0 : APZHitResultFlags.INACTIVE_SCROLLFRAME),
+ config.activateAllScrollFrames ?
+ oopifScrollerIds.viewId :
+ utils.getViewId(document.scrollingElement),
+ config.activateAllScrollFrames ?
+ oopifScrollerIds.layersId :
+ utils.getLayersId(),
+ "Part of OOPIF sitting on top of the inactive scrollframe should hit OOPIF");
+
+ checkHitResult(await fissionHitTest({x: 250, y: 100}, iframe),
+ APZHitResultFlags.VISIBLE,
+ oopifScrollerIds.viewId,
+ oopifScrollerIds.layersId,
+ "part of OOPIF outside the inactive scfollframe rect should hit the OOPIF");
+}
+
+ </script>
+</head>
+<body>
+<style>
+html, body {
+ margin: 0;
+}
+body {
+ /* Ensure root document is scrollable so that #scroller is inactive by
+ default */
+ height: 200vh;
+}
+iframe {
+ position: absolute;
+ width: 300px;
+ height: 200px;
+}
+
+#scroller {
+ position: absolute;
+ top: 0;
+ left: 0;
+ width: 200px;
+ height: 200px;
+ background-color: transparent;
+ overflow-y: scroll;
+}
+</style>
+<div id="scroller">
+ <div style="height:500px">inside scroller</div>
+ <div id="abspos" style="position: absolute; z-index: 5; left: 0; width: 80px; top: 20px; height: 80px; background-color: green">abspos inside scroller</div>
+</div>
+<iframe id="testframe"></iframe>
+</body>
+</html>