<!DOCTYPE HTML> <html> <!-- https://bugzilla.mozilla.org/show_bug.cgi?id=929236 --> <head> <meta charset="utf-8"> <title>asm.js browser tests</title> <script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script> <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" /> </head> <body> <a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=929236">asm.js browser tests</a> <p id="display"></p> <div id="content" style="display: none"></div> <pre id="test"></pre> <script> var jsFuns = SpecialPowers.Cu.getJSTestingFunctions(); var code = "function f() { 'use asm';\n"; for (var i = 0; i < 5000; i++) code += "function g" + i + "() { return " + i + "}\n"; code += "return g42 }\n"; code += "ok(jsFuns.isAsmJSModule(f), 'f is an asm.js module')\n"; code += "var g42 = f();\n"; code += "ok(jsFuns.isAsmJSFunction(g42), 'g42 is an asm.js function')\n"; code += "ok(g42() === 42, 'g42 returns the correct result')\n"; code += "finishedEvalAsync(f);"; ok(code.length > 100000, "code is long enough to definitely hit the cache"); function evalAsync(code) { var blob = new Blob([code], {type:"application/javascript"}); var script = document.createElement('script'); script.src = URL.createObjectURL(blob); document.body.appendChild(script); } var state = 0; function finishedEvalAsync(module) { switch (state) { case 0: state++; evalAsync(code); break; case 1: ok(jsFuns.isAsmJSModuleLoadedFromCache(module), 'module loaded from cache'); SimpleTest.finish(); break; default: throw "huh?"; } } function runTest() { // generate a big ol asm.js module and compile it async so that we can hit // the asm.js cache. SimpleTest.waitForExplicitFinish(); evalAsync(code); } if (!jsFuns.isAsmJSCompilationAvailable()) { ok(true, "isAsmJSCompilationAvailable is false, skipping this test!"); } else { runTest(); } </script> </body> </html>