| <!DOCTYPE html> |
| <!-- DO NOT EDIT! This test has been generated by tools/gentest.py. --> |
| <title>OffscreenCanvas test: 2d.gradient.radial.negative</title> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="/2dcontext/resources/canvas-tests.js"></script> |
| |
| <h1>2d.gradient.radial.negative</h1> |
| <p class="desc">createRadialGradient() throws INDEX_SIZE_ERR if either radius is negative</p> |
| |
| |
| <script> |
| var t = async_test("createRadialGradient() throws INDEX_SIZE_ERR if either radius is negative"); |
| t.step(function() { |
| |
| var offscreenCanvas = new OffscreenCanvas(100, 50); |
| var ctx = offscreenCanvas.getContext('2d'); |
| |
| assert_throws("INDEX_SIZE_ERR", function() { ctx.createRadialGradient(0, 0, -0.1, 0, 0, 1); }); |
| assert_throws("INDEX_SIZE_ERR", function() { ctx.createRadialGradient(0, 0, 1, 0, 0, -0.1); }); |
| assert_throws("INDEX_SIZE_ERR", function() { ctx.createRadialGradient(0, 0, -0.1, 0, 0, -0.1); }); |
| |
| t.done(); |
| |
| }); |
| </script> |
