Source code
Revision control
Copy as Markdown
Other Tools
Test Info: Warnings
- This test gets skipped with pattern: release_or_beta
- Manifest: dom/worklet/tests/mochitest.toml
<!DOCTYPE HTML>
<html>
<head>
<title>Test for AudioWorklet + WASM</title>
<script src="/tests/SimpleTest/SimpleTest.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
<script type="application/javascript" src="common.js"></script>
</head>
<body>
<script type="application/javascript">
function configureTest() {
return SpecialPowers.pushPrefEnv(
{"set": [
["dom.postMessage.sharedArrayBuffer.bypassCOOP_COEP.insecure.enabled", true],
["browser.tabs.remote.useCrossOriginOpenerPolicy", true],
["browser.tabs.remote.useCrossOriginEmbedderPolicy", true],
["javascript.options.shared_memory", true],
]});
}
function create_wasmModule() {
return new Promise(resolve => {
info("Checking if we can play with WebAssembly...");
if (!SpecialPowers.Cu.getJSTestingFunctions().wasmIsSupported()) {
resolve(null);
return;
}
ok(WebAssembly, "WebAssembly object should exist");
ok(WebAssembly.compile, "WebAssembly.compile function should exist");
// eslint-disable-next-line no-unused-vars
const wasmTextToBinary = SpecialPowers.unwrap(SpecialPowers.Cu.getJSTestingFunctions().wasmTextToBinary);
/*
js -e '
t = wasmTextToBinary(`
(module
(func $foo (result i32) (i32.const 42))
(export "foo" (func $foo))
)
`);
print(t)
'
*/
const fooModuleCode = new Uint8Array([0,97,115,109,1,0,0,0,1,5,1,96,0,1,127,3,2,1,0,7,7,1,3,102,111,111,0,0,10,6,1,4,0,65,42,11,0,13,4,110,97,109,101,1,6,1,0,3,102,111,111]);
WebAssembly.compile(fooModuleCode).then(m => {
ok(m instanceof WebAssembly.Module, "The WasmModule has been compiled.");
resolve(m);
}, () => {
ok(false, "The compilation of the wasmModule failed.");
resolve(null);
});
});
}
function runTestInIframe() {
let audioContext = new AudioContext();
audioContext.audioWorklet.addModule("worklet_audioWorklet_WASM.js")
.then(() => create_wasmModule())
.then(wasmModule => {
const node = new AudioWorkletNode(audioContext, 'wasm');
let msgId = 0;
node.port.onmessage = e => {
if (msgId++ == 0) {
ok(e.data.wasmModule instanceof WebAssembly.Module, "WasmModule received");
} else {
ok(e.data.sab instanceof SharedArrayBuffer, "SAB received");
SimpleTest.finish();
}
}
node.port.postMessage({wasmModule});
node.port.postMessage({sab: new SharedArrayBuffer(1024)});
node.connect(audioContext.destination);
});
}
</script>
</body>
</html>