third_party/WebKit/LayoutTests/fast/js/exceptions-thrown-in-callbacks.html

   1 This test ensures that exceptions are handled correctly by the various callback mechanisms present in WebCore.
   2 <script>
   3 if (window.testRunner) {
   4     testRunner.dumpAsText();
   5     testRunner.waitUntilDone();
   6 }
   7
   8 var db = openDatabase("exception-info-test", "1.0", "Test for exception information thrown by callbacks and timers", 1);
   9
  10 function errorObject(msg) {
  11     return { message: "FAIL: message incorrectly pulled from thrown object in " + msg,
  12              toString: function() {return "PASS: toString called on exception value thrown from " + msg} }
  13 }
  14
  15 function eventTest() {
  16     setTimeout(dbTransactionTest, 0);
  17     throw errorObject("event handler");
  18 }
  19
  20 function dbTransactionTest() {
  21     db.transaction(function(tx) {
  22         setTimeout(dbStatementTest, 0);
  23         throw errorObject("sql transaction callback");
  24     });
  25 }
  26
  27 function dbStatementTest() {
  28     db.transaction(
  29         function(tx) {
  30             tx.executeSql("I am bogus syntax", [], function() {
  31         }, function(tx, error) {
  32             setTimeout(timerTest, 0);
  33             throw errorObject("sql error callback");
  34         });
  35     });
  36 }
  37
  38 function timerTest() {
  39     if (window.testRunner)
  40         setTimeout("testRunner.notifyDone()", 0);
  41     throw errorObject("timer");
  42 }
  43
  44 window.onload = eventTest;
  45 </script>
  46