86 lines
3.0 KiB
JavaScript
86 lines
3.0 KiB
JavaScript
/* Any copyright is dedicated to the Public Domain.
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http://creativecommons.org/publicdomain/zero/1.0/ */
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/**
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* Tests if draw calls inside a single animation frame generate and retrieve
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* the correct thumbnails.
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*/
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function* ifTestingSupported() {
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let { target, front } = yield initCanvasDebuggerBackend(SIMPLE_CANVAS_URL);
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let navigated = once(target, "navigate");
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yield front.setup({ reload: true });
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ok(true, "The front was setup up successfully.");
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yield navigated;
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ok(true, "Target automatically navigated when the front was set up.");
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let snapshotActor = yield front.recordAnimationFrame();
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ok(snapshotActor,
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"A snapshot actor was sent after recording.");
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let animationOverview = yield snapshotActor.getOverview();
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ok(animationOverview,
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"An animation overview could be retrieved after recording.");
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let thumbnails = animationOverview.thumbnails;
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ok(thumbnails,
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"An array of thumbnails was sent after recording.");
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is(thumbnails.length, 4,
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"The number of thumbnails is correct.");
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is(thumbnails[0].index, 0,
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"The first thumbnail's index is correct.");
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is(thumbnails[0].width, 50,
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"The first thumbnail's width is correct.");
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is(thumbnails[0].height, 50,
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"The first thumbnail's height is correct.");
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is(thumbnails[0].flipped, false,
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"The first thumbnail's flipped flag is correct.");
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is([].find.call(Uint32(thumbnails[0].pixels), e => e > 0), undefined,
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"The first thumbnail's pixels seem to be completely transparent.");
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is(thumbnails[1].index, 2,
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"The second thumbnail's index is correct.");
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is(thumbnails[1].width, 50,
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"The second thumbnail's width is correct.");
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is(thumbnails[1].height, 50,
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"The second thumbnail's height is correct.");
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is(thumbnails[1].flipped, false,
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"The second thumbnail's flipped flag is correct.");
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is([].find.call(Uint32(thumbnails[1].pixels), e => e > 0), 4290822336,
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"The second thumbnail's pixels seem to not be completely transparent.");
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is(thumbnails[2].index, 4,
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"The third thumbnail's index is correct.");
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is(thumbnails[2].width, 50,
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"The third thumbnail's width is correct.");
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is(thumbnails[2].height, 50,
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"The third thumbnail's height is correct.");
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is(thumbnails[2].flipped, false,
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"The third thumbnail's flipped flag is correct.");
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is([].find.call(Uint32(thumbnails[2].pixels), e => e > 0), 4290822336,
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"The third thumbnail's pixels seem to not be completely transparent.");
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is(thumbnails[3].index, 6,
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"The fourth thumbnail's index is correct.");
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is(thumbnails[3].width, 50,
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"The fourth thumbnail's width is correct.");
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is(thumbnails[3].height, 50,
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"The fourth thumbnail's height is correct.");
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is(thumbnails[3].flipped, false,
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"The fourth thumbnail's flipped flag is correct.");
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is([].find.call(Uint32(thumbnails[3].pixels), e => e > 0), 4290822336,
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"The fourth thumbnail's pixels seem to not be completely transparent.");
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yield removeTab(target.tab);
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finish();
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}
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function Uint32(src) {
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let charView = new Uint8Array(src);
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return new Uint32Array(charView.buffer);
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}
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