diff options
Diffstat (limited to 'testing/web-platform/tests/html/canvas/offscreen/pixel-manipulation/2d.imageData.get.invalid.html')
-rw-r--r-- | testing/web-platform/tests/html/canvas/offscreen/pixel-manipulation/2d.imageData.get.invalid.html | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/testing/web-platform/tests/html/canvas/offscreen/pixel-manipulation/2d.imageData.get.invalid.html b/testing/web-platform/tests/html/canvas/offscreen/pixel-manipulation/2d.imageData.get.invalid.html new file mode 100644 index 0000000000..dfc5d106ee --- /dev/null +++ b/testing/web-platform/tests/html/canvas/offscreen/pixel-manipulation/2d.imageData.get.invalid.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.invalid</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.invalid</h1> +<p class="desc">Verify getImageData() behavior in invalid cases.</p> + + +<script> +var t = async_test("Verify getImageData() behavior in invalid cases."); +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'); + + imageData = ctx.getImageData(0,0,2,2); + var testValues = [NaN, true, false, "\"garbage\"", "-1", + "0", "1", "2", Infinity, -Infinity, + -5, -0.5, 0, 0.5, 5, + 5.4, 255, 256, null, undefined]; + var testResults = [0, 1, 0, 0, 0, + 0, 1, 2, 255, 0, + 0, 0, 0, 0, 5, + 5, 255, 255, 0, 0]; + for (var i = 0; i < testValues.length; i++) { + imageData.data[0] = testValues[i]; + _assert(imageData.data[0] == testResults[i], "imageData.data[\""+(0)+"\"] == testResults[\""+(i)+"\"]"); + } + imageData.data['foo']='garbage'; + _assert(imageData.data['foo'] == 'garbage', "imageData.data['foo'] == 'garbage'"); + imageData.data[-1]='garbage'; + _assert(imageData.data[-1] == undefined, "imageData.data[-1] == undefined"); + imageData.data[17]='garbage'; + _assert(imageData.data[17] == undefined, "imageData.data[\""+(17)+"\"] == undefined"); + t.done(); + +}); +</script> |