diff options
Diffstat (limited to 'testing/web-platform/tests/html/canvas/offscreen/pixel-manipulation/2d.imageData.get.rounding.html')
-rw-r--r-- | testing/web-platform/tests/html/canvas/offscreen/pixel-manipulation/2d.imageData.get.rounding.html | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/testing/web-platform/tests/html/canvas/offscreen/pixel-manipulation/2d.imageData.get.rounding.html b/testing/web-platform/tests/html/canvas/offscreen/pixel-manipulation/2d.imageData.get.rounding.html new file mode 100644 index 0000000000..f939ba82df --- /dev/null +++ b/testing/web-platform/tests/html/canvas/offscreen/pixel-manipulation/2d.imageData.get.rounding.html @@ -0,0 +1,45 @@ +<!DOCTYPE html> +<!-- DO NOT EDIT! This test has been generated by /html/canvas/tools/gentest.py. --> +<title>OffscreenCanvas 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> + +<h1>2d.imageData.get.rounding</h1> +<p class="desc">Test the handling of non-integer source coordinates in getImageData().</p> + + +<script> +var t = async_test("Test the handling of non-integer source coordinates in getImageData()."); +var t_pass = t.done.bind(t); +var t_fail = t.step_func(function(reason) { + throw reason; +}); +t.step(function() { + + var canvas = new OffscreenCanvas(100, 50); + var ctx = canvas.getContext('2d'); + + 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); + t.done(); + +}); +</script> |