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