| Index: LayoutTests/fast/workers/worker-sharedarraybuffer-transfer.html
|
| diff --git a/LayoutTests/fast/workers/worker-sharedarraybuffer-transfer.html b/LayoutTests/fast/workers/worker-sharedarraybuffer-transfer.html
|
| new file mode 100644
|
| index 0000000000000000000000000000000000000000..686b826cf8128031634dba0e3fa0cae8745ac869
|
| --- /dev/null
|
| +++ b/LayoutTests/fast/workers/worker-sharedarraybuffer-transfer.html
|
| @@ -0,0 +1,104 @@
|
| +<!DOCTYPE html>
|
| +<html>
|
| +<body>
|
| +<p>Test sharing SharedArrayBuffers between dedicated workers.</p>
|
| +<div id="result"></div>
|
| +<script type="text/javascript">
|
| +function log(message)
|
| +{
|
| + document.getElementById("result").innerHTML += message + "</br>";
|
| +}
|
| +
|
| +if (window.testRunner) {
|
| + testRunner.dumpAsText();
|
| + testRunner.waitUntilDone();
|
| +}
|
| +
|
| +var testCases = [
|
| + {name: "SharedArrayBuffer"},
|
| + {name: "Int8Array"},
|
| + {name: "Uint8Array"},
|
| + {name: "Uint8ClampedArray"},
|
| + {name: "Int16Array"},
|
| + {name: "Uint16Array"},
|
| + {name: "Int32Array"},
|
| + {name: "Uint32Array"},
|
| + {name: "Float32Array"},
|
| + {name: "Float64Array"}
|
| +];
|
| +var currentTestCase = 0;
|
| +
|
| +function runTestCase(testCase) {
|
| + var length = 8;
|
| + var name = testCase.name;
|
| + var type = window[name];
|
| + var sab;
|
| + var ta;
|
| +
|
| + log("Running " + name + " test case");
|
| +
|
| + if (testCase.name == 'SharedArrayBuffer') {
|
| + sab = new SharedArrayBuffer(length);
|
| + ta = new Uint8Array(sab);
|
| + } else {
|
| + sab = new SharedArrayBuffer(length * type.BYTES_PER_ELEMENT);
|
| + ta = new type(sab);
|
| + }
|
| +
|
| + var i;
|
| + for (i = 0; i < length; ++i)
|
| + ta[i] = i;
|
| +
|
| + // Without Atomics, we can't safely test modifying the contents of the
|
| + // SharedArrayBuffer. All we can test for now is that the SharedArrayBuffer
|
| + // is not neutered when transferred to a Worker.
|
| + if (testCase.name == 'SharedArrayBuffer')
|
| + worker.postMessage({name: name, data: sab, length: length}, [sab]);
|
| + else
|
| + worker.postMessage({name: name, data: ta, length: length}, [sab]);
|
| +
|
| + if (sab.length === 0)
|
| + log("FAIL: SharedArrayBuffer was neutered during transfer.");
|
| + else
|
| + log("PASS: SharedArrayBuffer not neutered during transfer.");
|
| +
|
| + // Ensure the data wasn't changed.
|
| + for (i = 0; i < length; ++i) {
|
| + if (ta[i] != i) {
|
| + log("FAIL: Original data changed during transfer. Expected " + i +
|
| + " got " + ta[i]);
|
| + break;
|
| + }
|
| + }
|
| + if (i == length)
|
| + log("PASS: Original data not changed during transfer.");
|
| +}
|
| +
|
| +if (window.internals && internals.runtimeFlags.sharedArrayBufferEnabled && window.SharedArrayBuffer) {
|
| + var worker = new Worker('resources/worker-sharedarraybuffer-transfer.js');
|
| +
|
| + runTestCase(testCases[currentTestCase]);
|
| +
|
| + worker.onmessage = function(e) {
|
| + if (e.data == 'DONE') {
|
| + // The current test case is finished.
|
| + if (++currentTestCase == testCases.length) {
|
| + log("DONE");
|
| + testRunner.notifyDone();
|
| + } else {
|
| + runTestCase(testCases[currentTestCase]);
|
| + }
|
| + } else {
|
| + // The worker sent a pass/fail message.
|
| + log(e.data);
|
| + }
|
| +
|
| + };
|
| +} else {
|
| + log("SharedArrayBuffers are not enabled -- skipping test.");
|
| + testRunner.notifyDone();
|
| +}
|
| +
|
| +</script>
|
| +</body>
|
| +</html>
|
|
|
Chromium Code Reviews
Issue 1097773004:
Sharing of SharedArrayBuffer via PostMessage transfer (Closed)
Base URL: https://chromium.googlesource.com/chromium/blink.git@master