mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
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107 lines
3.2 KiB
HTML
107 lines
3.2 KiB
HTML
<!--
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Any copyright is dedicated to the Public Domain.
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http://creativecommons.org/publicdomain/zero/1.0/
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-->
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<html>
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<head>
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<title>Indexed Database Property Test</title>
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<script type="text/javascript" src="/MochiKit/packed.js"></script>
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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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<script type="text/javascript;version=1.7">
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function testSteps()
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{
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const READ_ONLY = Components.interfaces.nsIIDBTransaction.READ_ONLY;
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const READ_WRITE = Components.interfaces.nsIIDBTransaction.READ_WRITE;
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const name = window.location.pathname;
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const description = "My Test Database";
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let request = moz_indexedDB.open(name, description);
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request.onerror = errorHandler;
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request.onsuccess = grabEventAndContinueHandler;
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let event = yield;
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let db = event.result;
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request = db.createObjectStore("foo", "", true);
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request.onerror = errorHandler;
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request.onsuccess = grabEventAndContinueHandler;
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let event = yield;
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is(event.transaction.mode, READ_WRITE, "Correct mode");
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request = event.result.add({});
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request.onerror = errorHandler;
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request.onsuccess = grabEventAndContinueHandler;
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event = yield;
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let key = event.result;
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ok(key, "Got a key");
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SimpleTest.executeSoon(function() { testGenerator.next(); });
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yield;
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let objectStore = db.objectStore("foo");
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let continueReading = true;
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let readerCount = 0;
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let callbackCount = 0;
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let finalCallbackCount = 0;
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// Generate a bunch of reads right away without returning to the event
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// loop.
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for (let i = 0; i < 20; i++) {
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readerCount++;
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request = objectStore.get(key);
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request.onerror = errorHandler;
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request.onsuccess = function(event) {
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callbackCount++;
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};
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}
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while (continueReading) {
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readerCount++;
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request = db.objectStore("foo").get(key);
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request.onerror = errorHandler;
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request.onsuccess = function(event) {
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is(event.transaction.mode, READ_ONLY, "Correct mode");
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callbackCount++;
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if (callbackCount == 100) {
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request = db.objectStore("foo", READ_WRITE).add({}, readerCount);
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request.onerror = errorHandler;
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request.onsuccess = function(event) {
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continueReading = false;
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finalCallbackCount = callbackCount;
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ok(event.result == callbackCount,
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"write callback came before later reads");
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}
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}
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};
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SimpleTest.executeSoon(function() { testGenerator.next(); });
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yield;
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}
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while (callbackCount < readerCount) {
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SimpleTest.executeSoon(function() { testGenerator.next(); });
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yield;
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}
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is(callbackCount, readerCount, "All requests accounted for");
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ok(callbackCount > finalCallbackCount, "More readers after writer");
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finishTest();
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yield;
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}
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</script>
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<script type="text/javascript;version=1.7" src="helpers.js"></script>
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</head>
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<body onload="runTest();"></body>
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</html>
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