| <!DOCTYPE html> |
| <!-- DO NOT EDIT! This test has been generated by /html/canvas/tools/gentest.py. --> |
| <title>Canvas test: 2d.imageData.get.rounding</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.imageData.get.rounding</h1> |
| <p class="desc">Test the handling of non-integer source coordinates in getImageData().</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("Test the handling of non-integer source coordinates in getImageData()."); |
| _addTest(function(canvas, ctx) { |
| |
| function testDimensions(sx, sy, sw, sh, width, height) |
| { |
| imageData = ctx.getImageData(sx, sy, sw, sh); |
| _assert(imageData.width == width, "imageData.width == width"); |
| _assert(imageData.height == height, "imageData.height == height"); |
| } |
| |
| testDimensions(0, 0, 20, 10, 20, 10); |
| |
| testDimensions(.1, .2, 20, 10, 20, 10); |
| testDimensions(.9, .8, 20, 10, 20, 10); |
| |
| testDimensions(0, 0, 20.9, 10.9, 20, 10); |
| testDimensions(0, 0, 20.1, 10.1, 20, 10); |
| |
| testDimensions(-1, -1, 20, 10, 20, 10); |
| |
| testDimensions(-1.1, 0, 20, 10, 20, 10); |
| testDimensions(-1.9, 0, 20, 10, 20, 10); |
| |
| |
| }); |
| </script> |
| |