<!DOCTYPE html> <title>IDBDatabase.close() - unblock the version change transaction created by an open database request</title> <link rel="author" title="Microsoft" href="http://www.microsoft.com"> <script src="/resources/testharness.js"></script> <script src="/resources/testharnessreport.js"></script> <script src="support.js"></script> <script> var db; var versionchange_fired; var blocked_fired; var upgradeneeded_fired; var t = async_test(); var open_rq = createdb(t); var counter = 0; open_rq.onupgradeneeded = function() {} open_rq.onsuccess = function(e) { db = e.target.result; db.onversionchange = t.step_func(function(e) { versionchange_fired = counter++; }); var rq = window.indexedDB.open(db.name, db.version + 1); rq.onblocked = t.step_func(function (e) { blocked_fired = counter++; db.close(); }); rq.onupgradeneeded = t.step_func(function (e) { upgradeneeded_fired = counter++; }); rq.onsuccess = t.step_func(function (e) { assert_equals(versionchange_fired, 0, 'versionchange event fired #') assert_equals(blocked_fired, 1, 'block event fired #') assert_equals(upgradeneeded_fired, 2, 'second upgradeneeded event fired #') t.done(); }); rq.onerror = fail(t, 'Unexpected database deletion error'); }; </script> <div id="log"></div>