| // DO NOT EDIT! This test has been generated by tools/gentest.py. |
| // OffscreenCanvas test in a worker:2d.imageData.get.zero |
| // Description:getImageData() throws INDEX_SIZE_ERR if size is zero |
| // Note: |
| |
| importScripts("/resources/testharness.js"); |
| importScripts("/common/canvas-tests.js"); |
| |
| var t = async_test("getImageData() throws INDEX_SIZE_ERR if size is zero"); |
| t.step(function() { |
| |
| var offscreenCanvas = new OffscreenCanvas(100, 50); |
| var ctx = offscreenCanvas.getContext('2d'); |
| |
| assert_throws("INDEX_SIZE_ERR", function() { ctx.getImageData(1, 1, 10, 0); }); |
| assert_throws("INDEX_SIZE_ERR", function() { ctx.getImageData(1, 1, 0, 10); }); |
| assert_throws("INDEX_SIZE_ERR", function() { ctx.getImageData(1, 1, 0, 0); }); |
| |
| t.done(); |
| |
| }); |
| done(); |