1 files changed, 94 insertions, 0 deletions
diff --git a/dom/canvas/test/imagebitmap_extensions_prepareSources.js b/dom/canvas/test/imagebitmap_extensions_prepareSources.js
new file mode 100644
index 000000000..db077a098
--- /dev/null
+++ b/dom/canvas/test/imagebitmap_extensions_prepareSources.js
@@ -0,0 +1,94 @@
+var gImage;
+var gVideo;
+var gCanvas;
+var gCtx;
+var gImageData;
+var gImageBitmap;
+var gPNGBlob;
+var gJPEGBlob;
+
+var gGroundTruthImageData;
+
+function prepareSources() {
+  gVideo = document.createElement("video");
+  gVideo.src = "http://example.com/tests/dom/canvas/test/crossorigin/video.sjs?name=tests/dom/media/test/320x240.ogv&type=video/ogg&cors=anonymous";
+  gVideo.crossOrigin = "anonymous";
+  gVideo.autoplay = "true"
+
+
+  gCanvas = document.createElement("canvas");
+  gCtx = gCanvas.getContext("2d");
+
+  var resolver;
+  var promise = new Promise(function(resolve, reject) {
+    resolver = resolve;
+  });
+
+  // Prepare video.
+  gVideo.onloadeddata = function() {
+    ok(gVideo, "[Prepare Sources] gVideo is ok.");
+
+    // Prepare canvas.
+    gCanvas.width = gVideo.videoWidth;
+    gCanvas.height = gVideo.videoHeight;
+    gCtx.drawImage(gVideo, 0, 0);
+    ok(gCanvas, "[Prepare Sources] gCanvas is ok.");
+    ok(gCtx, "[Prepare Sources] gCtx is ok.");
+
+    // Prepare gGroundTruthImageData.
+    gGroundTruthImageData = gCtx.getImageData(0, 0, gCanvas.width, gCanvas.height);
+    ok(gGroundTruthImageData, "[Prepare Sources] gGroundTruthImageData is ok.");
+
+    // Prepare image.
+    gImage = document.createElement("img");
+    gImage.src = gCanvas.toDataURL();
+    var resolverImage;
+    var promiseImage = new Promise(function(resolve, reject) {
+      resolverImage = resolve;
+    });
+    gImage.onload = function() {
+      resolverImage(true);
+    }
+
+    // Prepare ImageData.
+    gImageData = gCtx.getImageData(0, 0, gCanvas.width, gCanvas.height);
+    ok(gImageData, "[Prepare Sources] gImageData is ok.");
+
+    // Prepapre PNG Blob.
+    var promisePNGBlob = new Promise(function(resolve, reject) {
+      gCanvas.toBlob(function(blob) {
+        gPNGBlob = blob;
+        ok(gPNGBlob, "[Prepare Sources] gPNGBlob is ok.");
+        resolve(true);
+      });
+    });
+
+    // Prepare JPEG Blob.
+    var promiseJPEGBlob = new Promise(function(resolve, reject) {
+      gCanvas.toBlob(function(blob) {
+        gJPEGBlob = blob;
+        ok(gJPEGBlob, "[Prepare Sources] gJPEGBlob is ok.");
+        resolve(true);
+      }, "image/jpeg", 1.00);
+    });
+
+    // Prepare ImageBitmap.
+    var promiseImageBitmap = new Promise(function(resolve, reject) {
+      var p = createImageBitmap(gCanvas);
+      p.then(function(bitmap) {
+        gImageBitmap = bitmap;
+        ok(gImageBitmap, "[Prepare Sources] gImageBitmap is ok.");
+        resolve(true);
+      });
+    });
+
+    resolver(Promise.all([
+      promiseImage,
+      promisePNGBlob,
+      promiseJPEGBlob,
+      promiseImageBitmap
+    ]))
+  }
+
+  return promise;
+}
+\ No newline at end of file