michael@0: /* Any copyright is dedicated to the Public Domain.
michael@0:    http://creativecommons.org/publicdomain/zero/1.0/ */
michael@0: 
michael@0: /**
michael@0:  * Tests if screenshots for arbitrary draw calls are generated properly.
michael@0:  */
michael@0: 
michael@0: function ifTestingSupported() {
michael@0:   let [target, debuggee, front] = yield initCanavsDebuggerBackend(SIMPLE_CANVAS_TRANSPARENT_URL);
michael@0: 
michael@0:   let navigated = once(target, "navigate");
michael@0: 
michael@0:   yield front.setup({ reload: true });
michael@0:   ok(true, "The front was setup up successfully.");
michael@0: 
michael@0:   yield navigated;
michael@0:   ok(true, "Target automatically navigated when the front was set up.");
michael@0: 
michael@0:   let snapshotActor = yield front.recordAnimationFrame();
michael@0:   let animationOverview = yield snapshotActor.getOverview();
michael@0: 
michael@0:   let functionCalls = animationOverview.calls;
michael@0:   ok(functionCalls,
michael@0:     "An array of function call actors was sent after recording.");
michael@0:   is(functionCalls.length, 8,
michael@0:     "The number of function call actors is correct.");
michael@0: 
michael@0:   is(functionCalls[0].name, "clearRect",
michael@0:     "The first called function's name is correct.");
michael@0:   is(functionCalls[2].name, "fillRect",
michael@0:     "The second called function's name is correct.");
michael@0:   is(functionCalls[4].name, "fillRect",
michael@0:     "The third called function's name is correct.");
michael@0:   is(functionCalls[6].name, "fillRect",
michael@0:     "The fourth called function's name is correct.");
michael@0: 
michael@0:   let firstDrawCallScreenshot = yield snapshotActor.generateScreenshotFor(functionCalls[0]);
michael@0:   let secondDrawCallScreenshot = yield snapshotActor.generateScreenshotFor(functionCalls[2]);
michael@0:   let thirdDrawCallScreenshot = yield snapshotActor.generateScreenshotFor(functionCalls[4]);
michael@0:   let fourthDrawCallScreenshot = yield snapshotActor.generateScreenshotFor(functionCalls[6]);
michael@0: 
michael@0:   ok(firstDrawCallScreenshot,
michael@0:     "The first draw call has a screenshot attached.");
michael@0:   is(firstDrawCallScreenshot.index, 0,
michael@0:     "The first draw call has the correct screenshot index.");
michael@0:   is(firstDrawCallScreenshot.width, 128,
michael@0:     "The first draw call has the correct screenshot width.");
michael@0:   is(firstDrawCallScreenshot.height, 128,
michael@0:     "The first draw call has the correct screenshot height.");
michael@0:   is([].find.call(firstDrawCallScreenshot.pixels, e => e > 0), undefined,
michael@0:     "The first draw call's screenshot's pixels seems to be completely transparent.");
michael@0: 
michael@0:   ok(secondDrawCallScreenshot,
michael@0:     "The second draw call has a screenshot attached.");
michael@0:   is(secondDrawCallScreenshot.index, 2,
michael@0:     "The second draw call has the correct screenshot index.");
michael@0:   is(secondDrawCallScreenshot.width, 128,
michael@0:     "The second draw call has the correct screenshot width.");
michael@0:   is(secondDrawCallScreenshot.height, 128,
michael@0:     "The second draw call has the correct screenshot height.");
michael@0:   is([].find.call(firstDrawCallScreenshot.pixels, e => e > 0), undefined,
michael@0:     "The second draw call's screenshot's pixels seems to be completely transparent.");
michael@0: 
michael@0:   ok(thirdDrawCallScreenshot,
michael@0:     "The third draw call has a screenshot attached.");
michael@0:   is(thirdDrawCallScreenshot.index, 4,
michael@0:     "The third draw call has the correct screenshot index.");
michael@0:   is(thirdDrawCallScreenshot.width, 128,
michael@0:     "The third draw call has the correct screenshot width.");
michael@0:   is(thirdDrawCallScreenshot.height, 128,
michael@0:     "The third draw call has the correct screenshot height.");
michael@0:   is([].find.call(thirdDrawCallScreenshot.pixels, e => e > 0), 2160001024,
michael@0:     "The third draw call's screenshot's pixels seems to not be completely transparent.");
michael@0: 
michael@0:   ok(fourthDrawCallScreenshot,
michael@0:     "The fourth draw call has a screenshot attached.");
michael@0:   is(fourthDrawCallScreenshot.index, 6,
michael@0:     "The fourth draw call has the correct screenshot index.");
michael@0:   is(fourthDrawCallScreenshot.width, 128,
michael@0:     "The fourth draw call has the correct screenshot width.");
michael@0:   is(fourthDrawCallScreenshot.height, 128,
michael@0:     "The fourth draw call has the correct screenshot height.");
michael@0:   is([].find.call(fourthDrawCallScreenshot.pixels, e => e > 0), 2147483839,
michael@0:     "The fourth draw call's screenshot's pixels seems to not be completely transparent.");
michael@0: 
michael@0:   isnot(firstDrawCallScreenshot.pixels, secondDrawCallScreenshot.pixels,
michael@0:     "The screenshots taken on consecutive draw calls are different (1).");
michael@0:   isnot(secondDrawCallScreenshot.pixels, thirdDrawCallScreenshot.pixels,
michael@0:     "The screenshots taken on consecutive draw calls are different (2).");
michael@0:   isnot(thirdDrawCallScreenshot.pixels, fourthDrawCallScreenshot.pixels,
michael@0:     "The screenshots taken on consecutive draw calls are different (3).");
michael@0: 
michael@0:   yield removeTab(target.tab);
michael@0:   finish();
michael@0: }