| <script src="../../resources/testharness.js"></script> |
| <script src="../../resources/testharnessreport.js"></script> |
| <body> |
| <canvas id="c"></canvas> |
| <script> |
| test(function(t) { |
| var ctx = document.getElementById("c").getContext('2d'); |
| |
| ctx.fillStyle = '#0f0'; |
| ctx.fillRect(0, 0, 100, 100); |
| |
| var g = ctx.createLinearGradient(0, 0, 0, 0); // zero-length line (undefined direction); |
| g.addColorStop(0, '#f00'); |
| g.addColorStop(1, '#f00'); |
| ctx.fillStyle = g; |
| ctx.font = '10px serif'; |
| ctx.fillText("AA", 10, 10); |
| |
| var imageData = ctx.getImageData(0, 0, 1, 1); |
| var imgdata = imageData.data; |
| assert_approx_equals(imgdata[0]*imgdata[3]/255, 0, 50); |
| assert_approx_equals(imgdata[1]*imgdata[3]/255, 255, 50); |
| assert_approx_equals(imgdata[2]*imgdata[3]/255, 0, 50); |
| |
| }, "Series of tests to ensure that fillText() paints nothing on canvas when the fillStyle is set to a zero-size gradient."); |
| </script> |
| </body> |
