| <!DOCTYPE html> |
| <title>Canvas test: 2d.drawImage.zerosource.image</title> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="/html/canvas/resources/canvas-tests.js"></script> |
| <link rel="stylesheet" href="/html/canvas/resources/canvas-tests.css"> |
| <body class="show_output"> |
| |
| <h1>2d.drawImage.zerosource.image</h1> |
| <p class="desc">drawImage with zero-sized source rectangle from image draws nothing without exception</p> |
| |
| |
| <p class="output">Actual output:</p> |
| <canvas id="c" class="output" width="100" height="50"><p class="fallback">FAIL (fallback content)</p></canvas> |
| <p class="output expectedtext">Expected output:<p><img src="/images/green-100x50.png" class="output expected" id="expected" alt=""> |
| <ul id="d"></ul> |
| <script> |
| var t = async_test("drawImage with zero-sized source rectangle from image draws nothing without exception"); |
| _addTest(function(canvas, ctx) { |
| |
| ctx.fillStyle = '#0f0'; |
| ctx.fillRect(0, 0, 100, 50); |
| ctx.drawImage(document.getElementById('red-zerowidth.svg'), 0, 0, 100, 50); |
| ctx.drawImage(document.getElementById('red-zeroheight.svg'), 0, 0, 100, 50); |
| ctx.drawImage(document.getElementById('red-zerosize.svg'), 0, 0, 100, 50); |
| _assertPixel(canvas, 50,25, 0,255,0,255); |
| |
| |
| }); |
| </script> |
| <img src="/images/red-zerowidth.svg" id="red-zerowidth.svg" class="resource"> |
| <img src="/images/red-zeroheight.svg" id="red-zeroheight.svg" class="resource"> |
| <img src="/images/red-zerosize.svg" id="red-zerosize.svg" class="resource"> |
