95 lines
2.2 KiB
HTML
95 lines
2.2 KiB
HTML
<!DOCTYPE html>
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<html>
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<body>
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<script src="../../resources/runner.js"></script>
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<script>
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const numberOfIterations = 20;
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// Delete all databases for the test ahead of time.
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var numberDeleted = 0;
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var databaseNamePrefix = "index-multientry-DB-";
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for (var i = 0; i < numberOfIterations + 1; ++i) {
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req = indexedDB.deleteDatabase(databaseNamePrefix + i);
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req.onsuccess = function() {
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if (++numberDeleted == numberOfIterations)
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startIteration();
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}
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}
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var testGenerator = null;
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var db = null;
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var transaction = null;
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var currentIteration = 0;
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PerfTestRunner.prepareToMeasureValuesAsync({
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customIterationCount: numberOfIterations,
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unit: 'ms',
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done: function () {
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transaction = null;
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db = null;
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testGenerator = null;
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PerfTestRunner.gc();
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++currentIteration;
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}
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});
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function startIteration()
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{
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testGenerator = runIteration();
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nextStep();
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}
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function nextStep()
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{
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testGenerator.next();
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}
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var object = { test: 'yo', indexKeys: [] };
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for (var i = 0; i < 5000; i++)
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object.indexKeys.push('index_no_' + i);
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function *runIteration()
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{
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var startTime = PerfTestRunner.now();
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var openRequest = indexedDB.open(databaseNamePrefix + currentIteration);
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openRequest.onupgradeneeded = function(event) {
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db = event.target.result;
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db.createObjectStore('store').createIndex('index', 'indexKeys', { multiEntry: true });
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}
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openRequest.onsuccess = nextStep;
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yield;
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transaction = db.transaction('store', 'readwrite');
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transaction.objectStore('store').put(object, 1);
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transaction.oncomplete = nextStep;
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yield;
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var index = db.transaction('store').objectStore('store').index('index');
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var completedGets = 0;
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for (var i = 0; i < 1000; i++)
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{
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index.get('index_no_' + i).onsuccess = function (event) {
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if (event.target.result.test != "yo")
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alert("Expected 'yo', got '" + event.target.result.test + "'");
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if (++completedGets == 1000)
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nextStep();
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};
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}
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yield;
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if (!PerfTestRunner.measureValueAsync(PerfTestRunner.now() - startTime))
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return;
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setTimeout(startIteration, 0);
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}
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</script>
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</body>
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</html>
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