| <!DOCTYPE HTML> |
| <script src="../../resources/testharness.js"></script> |
| <script src="../../resources/testharnessreport.js"></script> |
| <script> |
| function testImageBitmap(source) |
| { |
| return createImageBitmap(source, 0, 0, 0x8000, 0x8000, {imageOrientation: "flipY", premultiplyAlpha: "none"}).then(function() { |
| assert_true(false, "Promise should be rejected if the cropRect is too big."); |
| }, function() { |
| return createImageBitmap(source, 5, 5, 10, 10, {resizeWidth: 0x8000, resizeHeight: 0x8000}).then(function() { |
| assert_true(false, "Promise should be rejected if the resizeWidth or resizeHeight is too big."); |
| }, function() { |
| }); |
| }); |
| } |
| |
| function initializeTestCanvas() |
| { |
| var testCanvas = document.createElement("canvas"); |
| testCanvas.width = 20; |
| testCanvas.height = 20; |
| var testCtx = testCanvas.getContext("2d"); |
| testCtx.fillStyle = "rgb(255, 0, 0)"; |
| testCtx.fillRect(0, 0, 10, 10); |
| testCtx.fillStyle = "rgb(0, 255, 0)"; |
| testCtx.fillRect(10, 0, 10, 10); |
| testCtx.fillStyle = "rgb(0, 0, 255)"; |
| testCtx.fillRect(0, 10, 10, 10); |
| testCtx.fillStyle = "rgb(0, 0, 0)"; |
| testCtx.fillRect(10, 10, 10, 10); |
| return testCanvas; |
| } |
| |
| function getBlobWithXhr(url) |
| { |
| return new Promise((resolve, reject) => { |
| var xhr = new XMLHttpRequest(); |
| xhr.open("GET", url); |
| xhr.responseType = 'blob'; |
| xhr.send(); |
| xhr.onload = function() { |
| resolve(xhr.response); |
| }; |
| }); |
| } |
| |
| function loadImage(url) |
| { |
| return new Promise((resolve, reject) => { |
| var image = new Image(); |
| image.onload = function() { |
| resolve(image); |
| } |
| image.src = url; |
| }); |
| } |
| |
| function loadVideo(url) |
| { |
| return new Promise((resolve, reject) => { |
| var video = document.createElement("video"); |
| video.oncanplaythrough = function() { |
| resolve(video); |
| }; |
| video.src = url; |
| }); |
| } |
| |
| // Blob |
| promise_test(function() { |
| return getBlobWithXhr('resources/pattern.png').then(testImageBitmap); |
| }, 'createImageBitmap from a Blob with a big cropRect.'); |
| |
| // HTMLCanvasElement |
| promise_test(function() { |
| var testCanvas = initializeTestCanvas(); |
| return testImageBitmap(testCanvas); |
| }, 'createImageBitmap from a HTMLCanvasElement with a big cropRect.'); |
| |
| // HTMLImageElement |
| promise_test(function() { |
| return loadImage('resources/pattern.png').then(testImageBitmap); |
| }, 'createImageBitmap from a HTMLImageElement with a big cropRect.'); |
| |
| // ImageBitmap |
| promise_test(function() { |
| var testCanvas = initializeTestCanvas(); |
| return createImageBitmap(testCanvas).then(testImageBitmap); |
| }, 'createImageBitmap from an ImageBitmap with a big cropRect.'); |
| |
| // ImageData |
| promise_test(function() { |
| var canvas = initializeTestCanvas(); |
| var ctx = canvas.getContext("2d"); |
| var data = ctx.getImageData(0, 0, 20, 20); |
| return testImageBitmap(data); |
| }, 'createImageBitmap from an ImageData with a big cropRect.'); |
| |
| // HTMLVideoElement |
| promise_test(function() { |
| return loadVideo('../../compositing/resources/video.ogv').then(testImageBitmap); |
| }, 'createImageBitmap from a HTMLVideoElement with resize option.'); |
| </script> |
