| Index: third_party/WebKit/LayoutTests/fast/dom/Window/postmessage-transfer-isolated-world.html
|
| diff --git a/third_party/WebKit/LayoutTests/fast/dom/Window/postmessage-transfer-isolated-world.html b/third_party/WebKit/LayoutTests/fast/dom/Window/postmessage-transfer-isolated-world.html
|
| new file mode 100644
|
| index 0000000000000000000000000000000000000000..b8cfcf5285dfe8ef17faeff4274096724b758eb2
|
| --- /dev/null
|
| +++ b/third_party/WebKit/LayoutTests/fast/dom/Window/postmessage-transfer-isolated-world.html
|
| @@ -0,0 +1,62 @@
|
| +<!DOCTYPE html>
|
| +<script src="../../../resources/testharness.js"></script>
|
| +<script src="../../../resources/testharnessreport.js"></script>
|
| +<script>
|
| +// Waits for a message in the isolated world, posts its string representation
|
| +// back to the main world, and resolves the promise with it. Not durable to
|
| +// multiple such messages being in-flight at once.
|
| +function awaitMessageInIsolatedWorld() {
|
| + testRunner.evaluateScriptInIsolatedWorld(1,
|
| + `window.addEventListener('message', function listener({ data: { origin, data }}) {
|
| + if (origin == 'main') {
|
| + window.postMessage({ origin: 'isolated', data: data.toString() }, '*');
|
| + window.removeEventListener('message', listener);
|
| + }
|
| + });`);
|
| +
|
| + return new Promise((resolve, reject) => {
|
| + window.addEventListener('message', function listener({ data: { origin, data }}) {
|
| + if (origin == 'isolated') {
|
| + resolve(data);
|
| + window.removeEventListener('message', listener);
|
| + }
|
| + });
|
| + });
|
| +}
|
| +
|
| +// Like awaitMessageInIsolatedWorld, but listens in the main world.
|
| +function awaitMessageInMainWorld() {
|
| + return new Promise((resolve, reject) => {
|
| + window.addEventListener('message', function listener({ data: { origin, data }}) {
|
| + if (origin == 'main') {
|
| + resolve(data.toString());
|
| + window.removeEventListener('message', listener);
|
| + }
|
| + });
|
| + });
|
| +}
|
| +
|
| +promise_test(async () => {
|
| + let mainPromise = awaitMessageInMainWorld();
|
| + let isolatedPromise = awaitMessageInIsolatedWorld();
|
| +
|
| + let typedArray = new Uint8Array([1, 2, 3, 4]);
|
| + let typedArrayAsString = typedArray.toString();
|
| + window.postMessage({ origin: 'main', data: typedArray }, '*', [typedArray.buffer]);
|
| +
|
| + assert_equals(await mainPromise, typedArrayAsString);
|
| + assert_equals(await isolatedPromise, typedArrayAsString);
|
| +}, "Transferred array buffers can be read from messages in multiple worlds.");
|
| +
|
| +promise_test(async () => {
|
| + let mainPromise = awaitMessageInMainWorld();
|
| + let isolatedPromise = awaitMessageInIsolatedWorld();
|
| +
|
| + let imageBitmap = await createImageBitmap(new ImageData(2, 2));
|
| + let imageBitmapAsString = imageBitmap.toString();
|
| + window.postMessage({ origin: 'main', data: imageBitmap }, '*', [imageBitmap]);
|
| +
|
| + assert_equals(await mainPromise, imageBitmapAsString);
|
| + assert_equals(await isolatedPromise, imageBitmapAsString);
|
| +}, "Transferred image bitmaps can be read from messages in multiple worlds.");
|
| +</script>
|
|
|
Chromium Code Reviews
Issue 2878053002:
Keep materialized ArrayBuffer and ImageBitmap objects in SerializedScriptValue. (Closed)
