1<html> 2<head> 3<title>Test database.changeVersion</title> 4<script> 5var db1; 6var EXPECTED_VERSION_AFTER_HIXIE_TEST = '2'; 7var EXPECTED_VERSION_AFTER_RELOAD = '3'; 8 9function emptyFunction() { } 10 11function changeVersionCallback(tx) 12{ 13 tx.executeSql("DROP table if exists info;", [], emptyFunction, emptyFunction); 14 tx.executeSql("CREATE table if not exists info (version INTEGER);", [], emptyFunction, emptyFunction); 15 tx.executeSql("INSERT into info values(?);", [EXPECTED_VERSION_AFTER_RELOAD], emptyFunction, emptyFunction); 16} 17 18function changeVersionSuccess() 19{ 20 log("Successfully changed version to " + db1.version + ". Reloading."); 21 window.location.href = window.location + '?2'; 22} 23 24function changeVersionError(error) 25{ 26 log("Error: " + error.message); 27 finishTest(); 28} 29 30function finishTest() 31{ 32 if (window.layoutTestController) 33 layoutTestController.notifyDone(); 34 log("TEST COMPLETE"); 35} 36 37function log(message) 38{ 39 document.getElementById("console").innerText += message + "\n"; 40} 41 42function runTest() 43{ 44 if (window.location.search == "?2") { 45 db1 = window.openDatabase("changeversion-test", "", "Test for the database.changeVersion() function", 1024); 46 log("Finished tests with version " + db1.version + "; expected version: " + EXPECTED_VERSION_AFTER_RELOAD); 47 48 // Reset the DB version or the next run might fail. 49 db1.changeVersion(db1.version, "1"); 50 51 finishTest(); 52 } else 53 testPart1(); 54} 55 56function testPart1() { 57 if (window.layoutTestController) { 58 layoutTestController.clearAllDatabases(); 59 layoutTestController.dumpAsText(); 60 layoutTestController.waitUntilDone(); 61 } 62 63 db1 = window.openDatabase("changeversion-test", "1", "Test for the database.changeVersion() function", 1024); 64 var db2 = window.openDatabase("changeversion-test", "1", "Test for the database.changeVersion() function", 1024); 65 66 // First run Hixie's test to ensure basic changeVersion functionality works (see bug 28418). 67 db1.changeVersion("1", EXPECTED_VERSION_AFTER_HIXIE_TEST, null, function (e) { 68 log("FAIL in changeVersion:" + e); 69 finishTest(); 70 }, function () { 71 // Make sure the version change has propagated to db2 too. 72 // All transactions on db2 should fail. 73 if (db2.version != db1.version) { 74 log("FAIL: changing db1's version (" + db1.version + ") did not change db2's version (" + db2.version + ") as expected."); 75 finishTest(); 76 } 77 db2.transaction(function(tx) { 78 tx.executeSql("CREATE TABLE IF NOT EXISTS Test (Foo INT)"); 79 }, function(error) { }, function() { 80 log("FAIL: The DB version changed, all transactions on db2 should fail."); 81 finishTest(); 82 }); 83 84 // Make sure any new handle to the same DB sees the new version 85 try { 86 var db3 = openDatabase("change-version-test", EXPECTED_VERSION_AFTER_HIXIE_TEST, "", 0); 87 } catch (e) { 88 log("FAIL in openDatabase: " + e); 89 finishTest(); 90 } 91 if (db1.version != db3.version) { 92 log("FAIL: db.version(" + db1.version + ") does not match db3.version(" + db3.version +")"); 93 finishTest(); 94 } 95 96 // Now try a test to ensure the version persists after reloading (see bug 27836) 97 db1.changeVersion(EXPECTED_VERSION_AFTER_HIXIE_TEST, EXPECTED_VERSION_AFTER_RELOAD, changeVersionCallback, changeVersionError, changeVersionSuccess); 98 }); 99} 100</script> 101</head> 102<body onload="runTest();"> 103This test verifies that the JS database.changeVersion() function works as expected. 104<pre id="console"></pre> 105</body> 106</html> 107