gecko-dev/dom/promise/tests/test_webassembly_compile.html

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<!--
Any copyright is dedicated to the Public Domain.
http://creativecommons.org/publicdomain/zero/1.0/
-->
<html>
<head>
<title>WebAssembly.compile Test</title>
<script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
</head>
<body>
<script>
const wasmTextToBinary = SpecialPowers.unwrap(SpecialPowers.Cu.getJSTestingFunctions().wasmTextToBinary);
const wasmIsSupported = SpecialPowers.Cu.getJSTestingFunctions().wasmIsSupported
// The test_webassembly_compile_sample.wasm is a medium-sized module with 100
// functions that call each other recursively, returning a computed sum.
// Any other non-trivial module could be generated and used.
var sampleCode;
const sampleURL = 'test_webassembly_compile_sample.wasm';
const sampleExportName = 'run';
const sampleResult = 1275;
function checkSampleModule(m) {
ok(m instanceof WebAssembly.Module, "got a module");
var i = new WebAssembly.Instance(m);
ok(i instanceof WebAssembly.Instance, "got an instance");
ok(i.exports[sampleExportName]() === sampleResult, "got result");
}
function checkSampleInstance(i) {
ok(i instanceof WebAssembly.Instance, "got a module");
ok(i.exports[sampleExportName]() === sampleResult, "got result");
}
function fetchSampleModuleCode() {
fetch(sampleURL)
.then(response => response.arrayBuffer())
.then(buffer => {sampleCode = buffer; runTest()})
.catch(err => ok(false, String(err)));
}
function propertiesExist() {
if (!wasmIsSupported()) {
ok(!this["WebAssembly"], "If the device doesn't support, there will be no WebAssembly object");
SimpleTest.finish();
return;
}
ok(WebAssembly, "WebAssembly object should exist");
ok(WebAssembly.compile, "WebAssembly.compile function should exist");
runTest();
}
function compileFail() {
WebAssembly.compile().then(
() => { ok(false, "should have failed"); runTest() }
).catch(
err => { ok(err instanceof TypeError, "empty compile failed"); runTest() }
);
}
function compileSuccess() {
WebAssembly.compile(sampleCode).then(
m => { checkSampleModule(m); runTest() }
).catch(
err => { ok(false, String(err)); runTest() }
);
}
function compileManySuccess() {
const N = 100;
var arr = [];
for (var i = 0; i < N; i++)
arr.push(WebAssembly.compile(sampleCode));
SpecialPowers.gc();
Promise.all(arr).then (ms => {
ok(ms.length === N, "got the right number");
for (var i = 0; i < N; i++)
checkSampleModule(ms[i]);
runTest();
}).catch(
err => { ok(false, String(err)); runTest() }
);
}
function terminateCompileInWorker() {
var w = new Worker(`data:text/plain,
var sampleCode;
function spawnWork() {
const N = 100;
var arr = [];
for (var i = 0; i < N; i++)
arr.push(WebAssembly.compile(sampleCode));
Promise.all(arr).then(spawnWork);
}
onmessage = e => {
sampleCode = e.data;
spawnWork();
postMessage("ok");
}
`);
w.postMessage(sampleCode);
w.onmessage = e => {
ok(e.data === "ok", "worker finished first step");
w.terminate();
runTest();
}
}
function instantiateFail() {
WebAssembly.instantiate().then(
() => { ok(false, "should have failed"); runTest() }
).catch(
err => { ok(err instanceof TypeError, "empty compile failed"); runTest() }
);
}
function instantiateSuccess() {
WebAssembly.instantiate(sampleCode).then(
r => { checkSampleModule(r.module); checkSampleInstance(r.instance); runTest() }
).catch(
err => { ok(false, String(err)); runTest() }
);
}
function chainSuccess() {
WebAssembly.compile(sampleCode).then(
m => WebAssembly.instantiate(m)
).then(
i => { checkSampleInstance(i); runTest() }
).catch(
err => { ok(false, String(err)); runTest() }
);
}
function compileStreamingNonResponse() {
WebAssembly.compileStreaming({})
.then(() => { ok(false) })
.catch(err => { ok(err instanceof TypeError, "rejected {}"); runTest() });
}
function compileStreamingNoMime() {
WebAssembly.compileStreaming(new Response(new ArrayBuffer()))
.then(() => { ok(false) })
.catch(err => { ok(err instanceof TypeError, "rejected no MIME type"); runTest() });
}
function compileStreamingBadMime() {
var badMimes = [
'',
'application/js',
'application/js;application/wasm',
'application/wasm;application/js',
'application/wasm;',
'application/wasm1'
];
var promises = [];
for (let mimeType of badMimes) {
var init = { headers: { 'Content-Type' : mimeType } };
promises.push(
WebAssembly.compileStreaming(new Response(sampleCode, init))
.then(() => Promise.reject(), err => Promise.resolve())
);
}
Promise.all(promises)
.then(() => { ok(true, "all bad MIME types rejected"); runTest() })
}
function compileStreamingGoodMime() {
var badMimes = [
'application/wasm',
' application/wasm ',
'application/wasm '
];
var promises = [];
for (let mimeType of badMimes) {
var init = { headers: { 'Content-Type' : mimeType } };
promises.push(
WebAssembly.compileStreaming(new Response(sampleCode, init))
);
}
Promise.all(promises)
.then(() => { ok(true, "all good MIME types accepted"); runTest() })
}
function compileStreamingDoubleUseFail() {
fetch(sampleURL)
.then(response => {
WebAssembly.compileStreaming(response)
.then(m => {
checkSampleModule(m);
return WebAssembly.compileStreaming(response)
})
.then(
() => ok(false, "should have failed on second use"),
err => { ok(true, "failed on second use"); runTest() }
);
});
}
function compileStreamingNullBody() {
var init = { headers: { 'Content-Type' : 'application/wasm' } };
WebAssembly.compileStreaming(new Response(undefined, init))
.then(() => { ok(false) })
.catch(err => { ok(err instanceof WebAssembly.CompileError, "null body"); runTest() });
}
function compileStreamingFetch() {
WebAssembly.compileStreaming(fetch(sampleURL))
.then(m => { checkSampleModule(m); runTest(); })
.catch(err => { ok(false, String(err)) });
}
function instantiateStreamingFetch() {
WebAssembly.instantiateStreaming(fetch(sampleURL))
.then(({module,instance}) => { checkSampleModule(module); checkSampleInstance(instance); runTest(); })
.catch(err => { ok(false, String(err)) });
}
function compileManyStreamingFetch() {
const N = 20;
var arr = [];
for (var i = 0; i < N; i++)
arr.push(WebAssembly.compileStreaming(fetch(sampleURL)));
SpecialPowers.gc();
Promise.all(arr).then (ms => {
ok(ms.length === N, "got the right number");
for (var i = 0; i < N; i++)
checkSampleModule(ms[i]);
runTest();
}).catch(
err => { ok(false, String(err)); runTest() }
);
}
function runWorkerTests() {
var w = new Worker('test_webassembly_compile_worker.js');
w.postMessage(sampleCode);
w.onmessage = e => {
ok(e.data === "ok", "worker test: " + e.data);
runTest();
}
}
function terminateCompileStreamingInWorker() {
var w = new Worker('test_webassembly_compile_worker_terminate.js');
w.onmessage = e => {
ok(e.data === "ok", "worker streaming terminate test: " + e.data);
w.terminate();
runTest();
}
}
var tests = [ propertiesExist,
compileFail,
compileSuccess,
compileManySuccess,
terminateCompileInWorker,
instantiateFail,
instantiateSuccess,
chainSuccess,
compileStreamingNonResponse,
compileStreamingNoMime,
compileStreamingBadMime,
compileStreamingGoodMime,
compileStreamingDoubleUseFail,
compileStreamingNullBody,
compileStreamingFetch,
instantiateStreamingFetch,
compileManyStreamingFetch,
runWorkerTests,
terminateCompileStreamingInWorker
];
// This initialization must always run
tests.unshift(fetchSampleModuleCode);
function runTest() {
if (!tests.length) {
SimpleTest.finish();
return;
}
var test = tests.shift();
test();
}
SimpleTest.waitForExplicitFinish();
runTest();
</script>
</body>
</html>