| <!DOCTYPE html> |
| <!-- DO NOT EDIT! This test has been generated by /html/canvas/tools/gentest.py. --> |
| <meta charset="UTF-8"> |
| <title>OffscreenCanvas test: 2d.path.ellipse.basics</title> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="/html/canvas/resources/canvas-tests.js"></script> |
| |
| <h1>2d.path.ellipse.basics</h1> |
| <p class="desc">Verify canvas throws error when drawing ellipse with negative radii.</p> |
| |
| |
| <script> |
| var t = async_test("Verify canvas throws error when drawing ellipse with negative radii."); |
| 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'); |
| |
| ctx.ellipse(10, 10, 10, 5, 0, 0, 1, false); |
| ctx.ellipse(10, 10, 10, 0, 0, 0, 1, false); |
| ctx.ellipse(10, 10, -0, 5, 0, 0, 1, false); |
| assert_throws_dom("INDEX_SIZE_ERR", function() { ctx.ellipse(10, 10, -2, 5, 0, 0, 1, false); }); |
| assert_throws_dom("INDEX_SIZE_ERR", function() { ctx.ellipse(10, 10, 0, -1.5, 0, 0, 1, false); }); |
| assert_throws_dom("INDEX_SIZE_ERR", function() { ctx.ellipse(10, 10, -2, -5, 0, 0, 1, false); }); |
| ctx.ellipse(80, 0, 10, 4294967277, Math.PI / -84, -Math.PI / 2147483436, false); |
| t.done(); |
| |
| }); |
| </script> |
