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<!--
Any copyright is dedicated to the Public Domain.
http://creativecommons.org/publicdomain/zero/1.0/
-->
<html>
<head>
<title>File Handle Test</title>
<script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
<script type="text/javascript;version=1.7">
function testSteps()
{
const name = window.location.pathname;
var testBuffer = getRandomBuffer(100000);
let request = indexedDB.open(name, 1);
request.onerror = errorHandler;
request.onsuccess = grabEventAndContinueHandler;
let event = yield undefined;
let db = event.target.result;
db.onerror = errorHandler;
request = db.createMutableFile("test.bin");
request.onerror = errorHandler;
request.onsuccess = grabEventAndContinueHandler;
event = yield undefined;
let mutableFile = event.target.result;
mutableFile.onerror = errorHandler;
let fileHandle = mutableFile.open("readwrite");
request = fileHandle.write(testBuffer);
request.onsuccess = grabEventAndContinueHandler;
event = yield undefined;
is(fileHandle.location, 100000, "Correct location");
for (let i = 0; i < 10; i++) {
let location = fileHandle.location - 10000;
fileHandle.location = location;
request = fileHandle.truncate();
request.onsuccess = grabEventAndContinueHandler;
event = yield undefined;
is(fileHandle.location, location, "Correct location");
request = fileHandle.getMetadata({ size: true });
request.onsuccess = grabEventAndContinueHandler;
event = yield undefined;
is(event.target.result.size, location, "Correct size");
}
request = fileHandle.write(testBuffer);
request.onsuccess = grabEventAndContinueHandler;
event = yield undefined;
let location = fileHandle.location;
for (let i = 0; i < 10; i++) {
location -= 10000;
request = fileHandle.truncate(location);
request.onsuccess = grabEventAndContinueHandler;
event = yield undefined;
is(fileHandle.location, location, "Correct location");
request = fileHandle.getMetadata({ size: true });
request.onsuccess = grabEventAndContinueHandler;
event = yield undefined;
is(event.target.result.size, location, "Correct size");
}
finishTest();
yield undefined;
}
</script>
<script type="text/javascript;version=1.7" src="file.js"></script>
<script type="text/javascript;version=1.7" src="helpers.js"></script>
</head>
<body onload="runTest();"></body>
</html>
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