| <script src="../../resources/testharness.js"></script> |
| <script src="../../resources/testharnessreport.js"></script> |
| |
| <canvas id="canvas" class="output" width="300" height="350"> |
| <button id="button1"></button> |
| <button id="button2"></button> |
| </canvas> |
| |
| <script> |
| test(function(t) { |
| document.getElementById("button1").focus(); |
| var canvas = document.getElementById("canvas").getContext("2d"); |
| |
| assert_throws_js(TypeError, function() { |
| canvas.drawFocusIfNeeded(undefined); |
| }); |
| assert_throws_js(TypeError, function() { |
| canvas.drawFocusIfNeeded(undefined, undefined); |
| }); |
| assert_throws_js(TypeError, function() { |
| canvas.drawFocusIfNeeded(null); |
| }); |
| assert_throws_js(TypeError, function() { |
| canvas.drawFocusIfNeeded(null, null); |
| }); |
| assert_throws_js(TypeError, function() { |
| canvas.drawFocusIfNeeded(); |
| }); |
| |
| var path = new Path2D(); |
| path.rect(50, 50, 200, 100); |
| canvas.fillStyle = "#ccf"; |
| canvas.fill(path); |
| // re-test null case after having defined a path (regression test for crbug.com/353248) |
| assert_throws_js(TypeError, function() { |
| canvas.drawFocusIfNeeded(null); |
| }); |
| assert_throws_js(TypeError, function() { |
| canvas.drawFocusIfNeeded(null, null); |
| }); |
| canvas.drawFocusIfNeeded(path, document.getElementById("button1")); |
| |
| path = new Path2D(); |
| path.rect(50, 200, 200, 100); |
| canvas.fillStyle = "#cfc"; |
| canvas.fill(path); |
| canvas.drawFocusIfNeeded(path, document.getElementById("button2")); |
| |
| // The top rect"s focus ring is tied to button1, which is focused. |
| // It should have an outline in some color other than the background color. |
| var imageData = canvas.getImageData(49, 50, 1, 1); |
| var data = imageData.data; |
| assert_true(data[0] != 0 || data[1] != 0 || data[2] != 0); |
| |
| // The bottom rect"s focus ring is tied to button2, which is not focused. |
| imageData = canvas.getImageData(49, 200, 1, 1); |
| data = imageData.data; |
| assert_true(data[0] == 0 && data[1] == 0 && data[2] == 0); |
| }, 'Canvas test: drawFocusIfNeeded with Path2D'); |
| </script> |
| </body> |