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75 lines
2.4 KiB
HTML
75 lines
2.4 KiB
HTML
<!DOCTYPE HTML>
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<html>
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<!--
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https://bugzilla.mozilla.org/show_bug.cgi?id=941830
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-->
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<head>
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<meta charset="utf-8">
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<title>asm.js browser tests</title>
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<script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
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<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
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</head>
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<body>
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<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=941830">asm.js browser tests</a>
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<p id="display"></p>
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<div id="content" style="display: none"></div>
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<pre id="test"></pre>
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<script>
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var jsFuns = SpecialPowers.Cu.getJSTestingFunctions();
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function runTest() {
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var asmjsCode = "function f() { 'use asm';";
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for (var i = 0; i < 5000; i++)
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asmjsCode += "function g" + i + "() { return " + i + "}";
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asmjsCode += "return g42 }";
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ok(asmjsCode.length > 100000, "code is long enough to definitely hit the cache");
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var workerCode = asmjsCode;
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workerCode += "if (f()() !== 42) postMessage('fail'); else postMessage('ok');";
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workerCode = 'var code = "' + workerCode + '"; eval(code); eval(code)';
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var workerBlob = new Blob([workerCode], {type:"application/javascript"});
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var mainCode = asmjsCode;
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mainCode += "ok(jsFuns.isAsmJSModuleLoadedFromCache(f), 'f is a cache hit')\n";
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mainCode += "var g42 = f();\n";
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mainCode += "ok(jsFuns.isAsmJSFunction(g42), 'g42 is an asm.js function');\n";
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mainCode += "ok(g42() === 42, 'g42 returns the correct result');\n";
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mainCode += "SimpleTest.finish();\n";
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var mainBlob = new Blob([mainCode], {type:"application/javascript"});
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var w = new Worker(URL.createObjectURL(workerBlob));
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var received = 0;
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w.onmessage = function(e) {
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switch (received) {
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case 0:
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ok(e.data === "ok", "Received first message");
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received = 1;
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break;
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case 1:
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ok(e.data === "ok", "Received second message");
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received = 2;
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var script = document.createElement('script');
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script.src = URL.createObjectURL(mainBlob);
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document.body.appendChild(script);
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break;
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default:
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throw "Huh?";
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}
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}
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SimpleTest.waitForExplicitFinish();
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}
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if (!jsFuns.isAsmJSCompilationAvailable()) {
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ok(true, "isAsmJSCompilationAvailable is false, skipping this test!");
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} else {
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runTest();
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}
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</script>
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</body>
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</html>
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