third_party/WebKit/LayoutTests/fast/dom/DOMError-constructor.html

   1 <!DOCTYPE html>
   2 <html>
   3 <head>
   4 <link rel="help" href="http://dom.spec.whatwg.org/#dom-domerror">
   5 <script src="../../resources/js-test.js"></script>
   6 </head>
   7 <body>
   8 <script>
   9 description("Tests that DOMError is constructible.");
  10
  11 var error;
  12
  13 // Passing 2 arguments.
  14 shouldNotThrow("error = new DOMError('NotFoundError', 'This item was not found.')");
  15 shouldBeEqualToString("error.name", "NotFoundError");
  16 shouldBeEqualToString("error.message", "This item was not found.");
  17
  18 // Passing 1 argument. Default value for the second argument should be the empty string.
  19 shouldNotThrow("error = new DOMError('IndexSizeError')");
  20 shouldBeEqualToString("error.name", "IndexSizeError");
  21 shouldBeEqualToString("error.message", "");
  22
  23 // Not passing any argument. First argument should be mandatory.
  24 shouldThrow("new DOMError()", '"TypeError: Failed to construct \'DOMError\': 1 argument required, but only 0 present."');
  25 </script>
  26 </body>
  27 </html>