third_party/WebKit/LayoutTests/fast/events/constructors/custom-event-constructor.html

   1 <!DOCTYPE html>
   2 <html>
   3 <head>
   4 <script src="../../../resources/js-test.js"></script>
   5 </head>
   6 <body>
   7 <script>
   8
   9 description("This tests the constructor for the CustomEvent DOM class.");
  10
  11 // No initializer passed.
  12 shouldBe("new CustomEvent('eventType').bubbles", "false");
  13 shouldBe("new CustomEvent('eventType').cancelable", "false");
  14 shouldBeNull("new CustomEvent('eventType').detail");
  15
  16 // Bubbles and cancelable true, details is missing.
  17 shouldBe("new CustomEvent('eventType', { bubbles: true, cancelable: true }).bubbles", "true");
  18 shouldBe("new CustomEvent('eventType', { bubbles: true, cancelable: true }).cancelable", "true");
  19 shouldBeNull("new CustomEvent('eventType', { bubbles: true, cancelable: true }).detail");
  20
  21 // Detail is a number
  22 shouldBe("new CustomEvent('eventType', { detail: 10 }).detail", "10");
  23
  24 // Detail is a string
  25 shouldBe("new CustomEvent('eventType', { detail: \'string\' }).detail", "'string'");
  26
  27 // Detail is an object
  28 var detailObject = { };
  29 shouldBe("new CustomEvent('eventType', { detail: detailObject }).detail", "detailObject");
  30
  31 // Detail is a DOM object
  32 shouldBe("new CustomEvent('eventType', { detail: document }).detail", "document");
  33
  34 // Detail is undefined. Since the default value of detail is null, it should
  35 // result in "null".
  36 shouldBe("new CustomEvent('eventType', { detail: undefined }).detail", "null");
  37
  38 // Detail is null.
  39 shouldBe("new CustomEvent('eventType', { detail: null }).detail", "null");
  40
  41 // Detail is a getter.
  42 shouldBe("new CustomEvent('eventType', { get detail() { return true; } }).detail", "true");
  43
  44 // Detail throws an exeception.
  45 shouldThrow("new CustomEvent('eventType', { get detail() { throw 'Custom Error'; } })");
  46 </script>
  47 </body>
  48 </html>