gecko/dom/canvas/test/imagebitmap_on_worker.js
2015-07-30 20:45:00 +02:00

81 lines
3.4 KiB
JavaScript

function ok(expect, msg) {
postMessage({type: "status", status: !!expect, msg: msg});
}
function doneTask() {
postMessage({type: "doneTask"});
}
function promiseThrows(p, name) {
var didThrow;
return p.then(function() { didThrow = false; },
function() { didThrow = true; })
.then(function() { ok(didThrow, "[TestException] " + name); });
}
onmessage = function(event) {
if (event.data.type == "testImageData") {
var width = event.data.width;
var height = event.data.height;
var imageData = event.data.source;
ok(imageData, "[CreateFromImageData] An ImageData is passed into worker.")
ok(imageData.width == width, "[CreateFromImageData] Passed ImageData has right width = " + width);
ok(imageData.height == height, "[CreateFromImageData] Passed ImageData has right height = " + height);
var promise = createImageBitmap(imageData);
promise.then(function(bitmap) {
ok(bitmap, "[CreateFromImageData] ImageBitmap is created successfully.");
ok(bitmap.width == width, "[CreateFromImageData] ImageBitmap.width = " + bitmap.width + ", expected witdth = " + width);
ok(bitmap.height == height, "[CreateFromImageData] ImageBitmap.height = " + bitmap.height + ", expected height = " + height);
doneTask();
});
} else if (event.data.type == "testBlob") {
var width = event.data.width;
var height = event.data.height;
var blob = event.data.source;
ok(blob, "[CreateFromBlob] A Blob object is passed into worker.");
var promise = createImageBitmap(blob);
promise.then(function(bitmap) {
ok(bitmap, "[CreateFromBlob] ImageBitmap is created successfully.");
ok(bitmap.width == width, "[CreateFromBlob] ImageBitmap.width = " + bitmap.width + ", expected witdth = " + width);
ok(bitmap.height == height, "[CreateFromBlob] ImageBitmap.height = " + bitmap.height + ", expected height = " + height);
doneTask();
});
} else if (event.data.type == "testImageBitmap") {
var width = event.data.width;
var height = event.data.height;
var source = event.data.source;
ok(source, "[CreateFromImageBitmap] A soruce object is passed into worker.");
var promise = createImageBitmap(source);
promise.then(function(bitmap) {
ok(bitmap, "[CreateFromImageBitmap] ImageBitmap is created successfully.");
ok(bitmap.width == width, "[CreateFromImageBitmap] ImageBitmap.width = " + bitmap.width + ", expected witdth = " + width);
ok(bitmap.height == height, "[CreateFromImageBitmap] ImageBitmap.height = " + bitmap.height + ", expected height = " + height);
var promise2 = createImageBitmap(bitmap);
promise2.then(function(bitmap2) {
ok(bitmap2, "[CreateFromImageBitmap] 2nd ImageBitmap is created successfully.");
ok(bitmap.width == width, "[CreateFromImageBitmap] ImageBitmap.width = " + bitmap.width + ", expected witdth = " + width);
ok(bitmap.height == height, "[CreateFromImageBitmap] ImageBitmap.height = " + bitmap.height + ", expected height = " + height);
doneTask();
});
});
} else if (event.data.type == "testException") {
var source = event.data.source;
if (event.data.sx) {
var sx = event.data.sx;
var sy = event.data.sy;
var sw = event.data.sw;
var sh = event.data.sh;
promiseThrows(createImageBitmap(source, sx, sy, sw, sh), event.data.msg);
} else {
promiseThrows(createImageBitmap(source), event.data.msg);
}
doneTask();
}
};