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      1 <html>
      2 <head>
      3 <script>
      4 
      5 function log(message)
      6 {
      7     document.getElementById("console").innerHTML += message + "<br>";
      8 }
      9 
     10 function finishTest()
     11 {
     12     log("Test Complete");
     13     if (window.layoutTestController)
     14         layoutTestController.notifyDone();
     15 }
     16 
     17 var txCallbackCount = 0;
     18 var NUMBER_OF_TRANSACTIONS = 10;
     19 var database;
     20 
     21 function runTransaction(expectedToFail, statementErrorCallback)
     22 {
     23     database.transaction(function(tx) {
     24         tx.executeSql("CREATE TABLE IF NOT EXISTS TestTable (RandomData TEXT)");
     25         tx.executeSql("INSERT INTO TestTable VALUES (?)", ['test']);
     26         tx.executeSql("THIS STATEMENT WILL FAIL", [],
     27             function(tx, data) {
     28                 log("FAIL - this statement should have failed");
     29                 finishTest();
     30             }, statementErrorCallback);
     31         tx.executeSql("INSERT INTO TestTable VALUES (?)", ['test1'],
     32             function(error) {
     33                 if (expectedToFail)
     34                     log("FAIL - This statement should not have been executed");
     35             }, function() {
     36                 if (expectedToFail)
     37                     log("FAIL - This statement should not have been executed");
     38             });
     39     }, function(error) {
     40         if (expectedToFail)
     41             log("PASS - the transaction error callback was invoked.");
     42         else
     43             log("FAIL - the transaction error callback should not have been invoked.");
     44         if (++txCallbackCount == NUMBER_OF_TRANSACTIONS)
     45             finishTest();
     46     }, function() {
     47         if (expectedToFail)
     48             log("FAIL - the transaction success callback should not have been invoked.");
     49         else
     50             log("PASS - the transaction success callback was invoked.");
     51         if (++txCallbackCount == NUMBER_OF_TRANSACTIONS)
     52             finishTest();
     53     });
     54 }
     55 
     56 function runTest()
     57 {
     58     if (window.layoutTestController) {
     59         layoutTestController.clearAllDatabases();
     60         layoutTestController.dumpAsText();
     61         layoutTestController.waitUntilDone();
     62     }
     63 
     64     database = openDatabase("StatementErrorCallbackTest", "1.0", "statement error callback test", 1024);
     65 
     66     runTransaction(true, function(error) { return true; });
     67     runTransaction(true, function(error) { throw "Exception in statement error callback"; return false; });
     68     runTransaction(true, function(error) { return "some string"; });
     69     runTransaction(true, function(error) { return 1234; });
     70     runTransaction(true, function(error) { return {a: 2, b: "abc"}; });
     71     runTransaction(true, function(error) { return "false"; });
     72     runTransaction(false, function(error) {});
     73     runTransaction(false, function(error) { return false; });
     74     runTransaction(false, function(error) { return 0; });
     75     runTransaction(false, function(error) { return null; });
     76 }
     77 
     78 </script>
     79 </head>
     80 
     81 <body onload="runTest()">
     82 This test confirms that a transaction is immediately rolled back if and only if a statement's error callback throws an exception, returns true, or doesn't return any value.
     83 <pre id="console">
     84 </pre>
     85 </body>
     86 
     87 </html>
     88