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comparison: browser/devtools/canvasdebugger/test/browser_canvas-actor-test-07.js
browser/devtools/canvasdebugger/test/browser_canvas-actor-test-07.js
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| 1 /* Any copyright is dedicated to the Public Domain. | |
| 2 http://creativecommons.org/publicdomain/zero/1.0/ */ | |
| 3 | |
| 4 /** | |
| 5 * Tests if screenshots for non-draw calls can still be retrieved properly, | |
| 6 * by deferring the the most recent previous draw-call. | |
| 7 */ | |
| 8 | |
| 9 function ifTestingSupported() { | |
| 10 let [target, debuggee, front] = yield initCanavsDebuggerBackend(SIMPLE_CANVAS_URL); | |
| 11 | |
| 12 let navigated = once(target, "navigate"); | |
| 13 | |
| 14 yield front.setup({ reload: true }); | |
| 15 ok(true, "The front was setup up successfully."); | |
| 16 | |
| 17 yield navigated; | |
| 18 ok(true, "Target automatically navigated when the front was set up."); | |
| 19 | |
| 20 let snapshotActor = yield front.recordAnimationFrame(); | |
| 21 let animationOverview = yield snapshotActor.getOverview(); | |
| 22 | |
| 23 let functionCalls = animationOverview.calls; | |
| 24 ok(functionCalls, | |
| 25 "An array of function call actors was sent after recording."); | |
| 26 is(functionCalls.length, 8, | |
| 27 "The number of function call actors is correct."); | |
| 28 | |
| 29 let firstNonDrawCall = yield functionCalls[1].getDetails(); | |
| 30 let secondNonDrawCall = yield functionCalls[3].getDetails(); | |
| 31 let lastNonDrawCall = yield functionCalls[7].getDetails(); | |
| 32 | |
| 33 is(firstNonDrawCall.name, "fillStyle", | |
| 34 "The first non-draw function's name is correct."); | |
| 35 is(secondNonDrawCall.name, "fillStyle", | |
| 36 "The second non-draw function's name is correct."); | |
| 37 is(lastNonDrawCall.name, "requestAnimationFrame", | |
| 38 "The last non-draw function's name is correct."); | |
| 39 | |
| 40 let firstScreenshot = yield snapshotActor.generateScreenshotFor(functionCalls[1]); | |
| 41 let secondScreenshot = yield snapshotActor.generateScreenshotFor(functionCalls[3]); | |
| 42 let lastScreenshot = yield snapshotActor.generateScreenshotFor(functionCalls[7]); | |
| 43 | |
| 44 ok(firstScreenshot, | |
| 45 "A screenshot was successfully retrieved for the first non-draw function."); | |
| 46 ok(secondScreenshot, | |
| 47 "A screenshot was successfully retrieved for the second non-draw function."); | |
| 48 ok(lastScreenshot, | |
| 49 "A screenshot was successfully retrieved for the last non-draw function."); | |
| 50 | |
| 51 let firstActualScreenshot = yield snapshotActor.generateScreenshotFor(functionCalls[0]); | |
| 52 ok(sameArray(firstScreenshot.pixels, firstActualScreenshot.pixels), | |
| 53 "The screenshot for the first non-draw function is correct."); | |
| 54 is(firstScreenshot.width, 128, | |
| 55 "The screenshot for the first non-draw function has the correct width."); | |
| 56 is(firstScreenshot.height, 128, | |
| 57 "The screenshot for the first non-draw function has the correct height."); | |
| 58 | |
| 59 let secondActualScreenshot = yield snapshotActor.generateScreenshotFor(functionCalls[2]); | |
| 60 ok(sameArray(secondScreenshot.pixels, secondActualScreenshot.pixels), | |
| 61 "The screenshot for the second non-draw function is correct."); | |
| 62 is(secondScreenshot.width, 128, | |
| 63 "The screenshot for the second non-draw function has the correct width."); | |
| 64 is(secondScreenshot.height, 128, | |
| 65 "The screenshot for the second non-draw function has the correct height."); | |
| 66 | |
| 67 let lastActualScreenshot = yield snapshotActor.generateScreenshotFor(functionCalls[6]); | |
| 68 ok(sameArray(lastScreenshot.pixels, lastActualScreenshot.pixels), | |
| 69 "The screenshot for the last non-draw function is correct."); | |
| 70 is(lastScreenshot.width, 128, | |
| 71 "The screenshot for the last non-draw function has the correct width."); | |
| 72 is(lastScreenshot.height, 128, | |
| 73 "The screenshot for the last non-draw function has the correct height."); | |
| 74 | |
| 75 ok(!sameArray(firstScreenshot.pixels, secondScreenshot.pixels), | |
| 76 "The screenshots taken on consecutive draw calls are different (1)."); | |
| 77 ok(!sameArray(secondScreenshot.pixels, lastScreenshot.pixels), | |
| 78 "The screenshots taken on consecutive draw calls are different (2)."); | |
| 79 | |
| 80 yield removeTab(target.tab); | |
| 81 finish(); | |
| 82 } | |
| 83 | |
| 84 function sameArray(a, b) { | |
| 85 if (a.length != b.length) { | |
| 86 return false; | |
| 87 } | |
| 88 for (let i = 0; i < a.length; i++) { | |
| 89 if (a[i] !== b[i]) { | |
| 90 return false; | |
| 91 } | |
| 92 } | |
| 93 return true; | |
| 94 } |
