|  | <!DOCTYPE html> | 
|  | <!-- DO NOT EDIT! This test has been generated by tools/gentest.py. --> | 
|  | <title>Canvas test: 2d.gradient.object.invalidcolour</title> | 
|  | <script src="/resources/testharness.js"></script> | 
|  | <script src="/resources/testharnessreport.js"></script> | 
|  | <script src="/common/canvas-tests.js"></script> | 
|  | <link rel="stylesheet" href="/common/canvas-tests.css"> | 
|  | <body class="show_output"> | 
|  |  | 
|  | <h1>2d.gradient.object.invalidcolour</h1> | 
|  | <p class="desc"></p> | 
|  |  | 
|  |  | 
|  | <p class="output">Actual output:</p> | 
|  | <canvas id="c" class="output" width="100" height="50"><p class="fallback">FAIL (fallback content)</p></canvas> | 
|  |  | 
|  | <ul id="d"></ul> | 
|  | <script> | 
|  | var t = async_test(""); | 
|  | _addTest(function(canvas, ctx) { | 
|  |  | 
|  | var g = ctx.createLinearGradient(0, 0, 100, 0); | 
|  | assert_throws("SYNTAX_ERR", function() { g.addColorStop(0, ""); }); | 
|  | assert_throws("SYNTAX_ERR", function() { g.addColorStop(0, 'null'); }); | 
|  | assert_throws("SYNTAX_ERR", function() { g.addColorStop(0, 'undefined'); }); | 
|  | assert_throws("SYNTAX_ERR", function() { g.addColorStop(0, null); }); | 
|  | assert_throws("SYNTAX_ERR", function() { g.addColorStop(0, undefined); }); | 
|  |  | 
|  |  | 
|  | }); | 
|  | </script> | 
|  |  |