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Diffstat (limited to 'gfx/layers/apz/test/mochitest/test_scroll_subframe_scrollbar.html')
| -rw-r--r-- | gfx/layers/apz/test/mochitest/test_scroll_subframe_scrollbar.html | 116 |
1 files changed, 116 insertions, 0 deletions
diff --git a/gfx/layers/apz/test/mochitest/test_scroll_subframe_scrollbar.html b/gfx/layers/apz/test/mochitest/test_scroll_subframe_scrollbar.html new file mode 100644 index 0000000000..10d53e9d04 --- /dev/null +++ b/gfx/layers/apz/test/mochitest/test_scroll_subframe_scrollbar.html @@ -0,0 +1,116 @@ +<!DOCTYPE HTML> +<html> +<head> + <title>Test scrolling subframe scrollbars</title> + <script src="/tests/SimpleTest/SimpleTest.js"></script> + <script src="/tests/SimpleTest/EventUtils.js"></script> + <script src="/tests/SimpleTest/paint_listener.js"></script> + <script type="application/javascript" src="apz_test_utils.js"></script> + <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" /> +<style> +p { + width:200px; + height:200px; + border:solid 1px black; +} +</style> +</head> +<body> +<p id="subframe"> +1 <br> +2 <br> +3 <br> +4 <br> +5 <br> +6 <br> +7 <br> +8 <br> +9 <br> +10 <br> +11 <br> +12 <br> +13 <br> +14 <br> +15 <br> +16 <br> +17 <br> +18 <br> +19 <br> +20 <br> +21 <br> +22 <br> +23 <br> +24 <br> +25 <br> +26 <br> +27 <br> +28 <br> +29 <br> +30 <br> +31 <br> +32 <br> +33 <br> +34 <br> +35 <br> +36 <br> +37 <br> +38 <br> +39 <br> +40 <br> +</p> +<script clss="testbody" type="text/javascript"> + +var DefaultEvent = { + deltaMode: WheelEvent.DOM_DELTA_LINE, + deltaX: 0, deltaY: 1, + lineOrPageDeltaX: 0, lineOrPageDeltaY: 1, +}; + +var ScrollbarWidth = 0; + +async function test() { + var subframe = document.getElementById("subframe"); + var oldClientWidth = subframe.clientWidth; + + subframe.style.overflow = "auto"; + subframe.getBoundingClientRect(); + + await promiseAllPaintsDone(null, /*flush=*/true); + + ScrollbarWidth = oldClientWidth - subframe.clientWidth; + if (!ScrollbarWidth) { + // Probably we have overlay scrollbars - abort the test. + ok(true, "overlay scrollbars - skipping test"); + return; + } + + ok(subframe.scrollHeight > subframe.clientHeight, "subframe should have scrollable content"); + + // Send a wheel event roughly to where we think the trackbar is. We pick a + // point at the bottom, in the middle of the trackbar, where the slider is + // unlikely to be (since it starts at the top). + var posX = subframe.clientWidth + (ScrollbarWidth / 2); + var posY = subframe.clientHeight - 20; + + var oldScrollTop = subframe.scrollTop; + + await new Promise(resolve => { + sendWheelAndPaint(subframe, posX, posY, DefaultEvent, resolve); + }); + + ok(subframe.scrollTop > oldScrollTop, "subframe should have scrolled"); +} + +SimpleTest.waitForExplicitFinish(); + +pushPrefs([["general.smoothScroll", false], + ["mousewheel.transaction.timeout", 0], + ["mousewheel.transaction.ignoremovedelay", 0], + ["test.events.async.enabled", true]]) +.then(waitUntilApzStable) +.then(test) +.then(SimpleTest.finish, SimpleTest.finishWithFailure); + +</script> +</body> +</html> |