зеркало из https://github.com/mozilla/gecko-dev.git
124 строки
2.9 KiB
HTML
124 строки
2.9 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=677638
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-->
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<head>
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<meta charset="utf-8">
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<title>Test for Bug 677638 - unshipped message port queue</title>
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<script type="application/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=677638">Mozilla Bug 677638</a>
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<div id="content"></div>
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<pre id="test">
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</pre>
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<script type="application/javascript">
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function test_orderedMessages() {
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var a = new MessageChannel();
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ok(a, "MessageChannel created");
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var b = new MessageChannel();
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ok(b, "MessageChannel created");
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var expectedNumber = 1;
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function testEvent(number, id) {
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is(expectedNumber, number, "This is the right number!");
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ok(!((expectedNumber - id) % 4), "From the right port: " + expectedNumber + " " + id);
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expectedNumber++;
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if (expectedNumber >100) {
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runTests();
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}
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}
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a.port1.onmessage = function(evt) {
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testEvent(evt.data, 2);
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};
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a.port2.onmessage = function(evt) {
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testEvent(evt.data, 1);
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};
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b.port1.onmessage = function(evt) {
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testEvent(evt.data, 4);
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};
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b.port2.onmessage = function(evt) {
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testEvent(evt.data, 3);
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};
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for (var i = 0; i < 100;) {
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a.port1.postMessage(++i);
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a.port2.postMessage(++i);
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b.port1.postMessage(++i);
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b.port2.postMessage(++i);
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}
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}
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function test_unstarted() {
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var a = new MessageChannel();
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ok(a, "MessageChannel created");
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var b = new MessageChannel();
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ok(b, "MessageChannel created");
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var expectedNumber = 1;
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function testEvent(number, id) {
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is(expectedNumber, number, "This is the right number!");
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ok(!((expectedNumber - id) % 3), "From the right port: " + expectedNumber + " " + id);
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expectedNumber++;
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// 102 because it's the first multiple of 3.
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if (expectedNumber > 102) {
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runTests();
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}
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}
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a.port1.onmessage = function(evt) {
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testEvent(evt.data, 2);
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};
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a.port2.onmessage = function(evt) {
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testEvent(evt.data, 1);
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};
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b.port1.addEventListener("message", function() {
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ok(false, "shouldn't be called");
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});
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b.port2.onmessage = function(evt) {
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testEvent(evt.data, 3);
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};
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for (var i = 0; i < 100;) {
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a.port1.postMessage(++i);
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a.port2.postMessage(++i);
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b.port1.postMessage(++i);
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b.port2.postMessage(1000);
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}
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}
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var tests = [
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test_orderedMessages,
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test_unstarted
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];
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function runTests() {
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if (!tests.length) {
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SimpleTest.finish();
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return;
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}
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var test = tests.shift();
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test();
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}
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SimpleTest.waitForExplicitFinish();
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SpecialPowers.pushPrefEnv({"set": [["dom.messageChannel.enabled", true]]}, runTests);
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</script>
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</body>
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</html>
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