// DO NOT EDIT! This test has been generated by /html/canvas/tools/gentest.py. // OffscreenCanvas test in a worker:2d.imageData.get.invalid // Description:Verify getImageData() behavior in invalid cases. // Note: importScripts("/resources/testharness.js"); importScripts("/html/canvas/resources/canvas-tests.js"); 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(); }); done();