2d.canvas.host.initial.reset.same.html (1097B)
1 <!DOCTYPE html> 2 <!-- DO NOT EDIT! This test has been generated by /html/canvas/tools/gentest.py. --> 3 <meta charset="UTF-8"> 4 <title>Canvas test: 2d.canvas.host.initial.reset.same</title> 5 <script src="/resources/testharness.js"></script> 6 <script src="/resources/testharnessreport.js"></script> 7 <script src="/html/canvas/resources/canvas-tests.js"></script> 8 <link rel="stylesheet" href="/html/canvas/resources/canvas-tests.css"> 9 <body class="show_output"> 10 11 <h1>2d.canvas.host.initial.reset.same</h1> 12 <p class="desc">Setting size (not changing the value) resets canvas to transparent black</p> 13 14 15 <p class="output">Actual output:</p> 16 <canvas id="c" class="output" width="100" height="50"><p class="fallback">FAIL (fallback content)</p></canvas> 17 18 <ul id="d"></ul> 19 <script> 20 var t = async_test("Setting size (not changing the value) resets canvas to transparent black"); 21 _addTest(function(canvas, ctx) { 22 23 canvas.width = 100; 24 ctx.fillStyle = '#f00'; 25 ctx.fillRect(0, 0, 50, 50); 26 _assertPixel(canvas, 20,20, 255,0,0,255); 27 canvas.width = 100; 28 _assertPixel(canvas, 20,20, 0,0,0,0); 29 30 }); 31 </script>