| Index: third_party/WebKit/LayoutTests/fast/canvas/canvas-strokePath-alpha-shadow.html
|
| diff --git a/third_party/WebKit/LayoutTests/fast/canvas/canvas-strokePath-alpha-shadow.html b/third_party/WebKit/LayoutTests/fast/canvas/canvas-strokePath-alpha-shadow.html
|
| index ddaacf4e2fde442ab9ad402949285f0230cccb8c..b01883f6dfeed562cce43fb718ea904a7c280377 100644
|
| --- a/third_party/WebKit/LayoutTests/fast/canvas/canvas-strokePath-alpha-shadow.html
|
| +++ b/third_party/WebKit/LayoutTests/fast/canvas/canvas-strokePath-alpha-shadow.html
|
| @@ -1,9 +1,93 @@
|
| -<!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML//EN">
|
| -<html>
|
| -<head>
|
| -<script src="../../resources/js-test.js"></script>
|
| -</head>
|
| +<script src="../../resources/testharness.js"></script>
|
| +<script src="../../resources/testharnessreport.js"></script>
|
| <body>
|
| -<script src="script-tests/canvas-strokePath-alpha-shadow.js"></script>
|
| +<script>
|
| +
|
| +// Ensure correct behavior of canvas with path stroke using a strokeStyle color with alpha and a shadow.
|
| +
|
| +var canvas = document.createElement('canvas');
|
| +document.body.appendChild(canvas);
|
| +canvas.setAttribute('width', '600');
|
| +canvas.setAttribute('height', '1100');
|
| +var ctx = canvas.getContext('2d');
|
| +
|
| +ctx.save();
|
| +ctx.strokeStyle = 'rgba(0, 0, 255, 0.5)';
|
| +ctx.shadowColor = 'rgba(255, 0, 0, 0.5)';
|
| +ctx.shadowOffsetX = 250;
|
| +ctx.lineWidth = 50;
|
| +
|
| +function strokePath(x, y) {
|
| + ctx.beginPath();
|
| + ctx.arc(x, y, 75, 0, Math.PI*2, true);
|
| + ctx.stroke();
|
| +}
|
| +
|
| +// Alpha shadow.
|
| +ctx.shadowBlur = 0;
|
| +strokePath(150, 150);
|
| +
|
| +// Blurry shadow.
|
| +ctx.shadowBlur = 10;
|
| +strokePath(150, 400);
|
| +
|
| +ctx.rotate(Math.PI/2);
|
| +
|
| +// Rotated alpha shadow.
|
| +ctx.shadowBlur = 0;
|
| +strokePath(650, -150);
|
| +
|
| +// Rotated blurry shadow.
|
| +ctx.shadowBlur = 10;
|
| +strokePath(900, -150);
|
| +
|
| +ctx.restore();
|
| +
|
| +var imageData, data;
|
| +ctx.fillStyle = 'black';
|
| +
|
| +function testPixelAlphaShadow(x, y, color)
|
| +{
|
| + if (color.length == 4) {
|
| + assert_array_equals(ctx.getImageData(x, y, 1, 1).data, color);
|
| + } else { // we expect to have [r, g, b, a, alphaTolerance]
|
| + var data = ctx.getImageData(x, y, 1, 1).data;
|
| + assert_array_equals(data.slice(0,3), color.slice(0,3));
|
| + assert_approx_equals(data[3], color[3], color[4]);
|
| + }
|
| + // Plot test point.
|
| + ctx.fillRect(x, y, 3, 3);
|
| +}
|
| +
|
| +var alphaTolerance = 15;
|
| +var testPixelAlphaShadowScenarios = [
|
| + ['Verify alpha shadow 1', 400, 150, [0, 0, 0, 0]],
|
| + ['Verify alpha shadow 2', 400, 75, [255, 0, 0, 64, alphaTolerance]],
|
| + ['Verify alpha shadow 3', 400, 225, [255, 0, 0, 64, alphaTolerance]],
|
| + ['Verify alpha shadow 4', 325, 150, [255, 0, 0, 64, alphaTolerance]],
|
| + ['Verify alpha shadow 5', 475, 150, [255, 0, 0, 64, alphaTolerance]],
|
| +
|
| + ['Verify blurry shadow 1', 400, 400, [0, 0, 0, 0]],
|
| + ['Verify blurry shadow 2', 400, 300, [255, 0, 0, 31, alphaTolerance]],
|
| + ['Verify blurry shadow 3', 400, 500, [255, 0, 0, 31, alphaTolerance]],
|
| + ['Verify blurry shadow 4', 300, 400, [255, 0, 0, 31, alphaTolerance]],
|
| + ['Verify blurry shadow 5', 500, 400, [255, 0, 0, 31, alphaTolerance]],
|
| +
|
| + ['Verify rotated alpha shadow 1', 400, 650, [0, 0, 0, 0]],
|
| + ['Verify rotated alpha shadow 2', 400, 575, [255, 0, 0, 64, alphaTolerance]],
|
| + ['Verify rotated alpha shadow 3', 400, 725, [255, 0, 0, 64, alphaTolerance]],
|
| + ['Verify rotated alpha shadow 4', 325, 650, [255, 0, 0, 64, alphaTolerance]],
|
| + ['Verify rotated alpha shadow 5', 475, 650, [255, 0, 0, 64, alphaTolerance]],
|
| +
|
| + ['Verify rotated blurry shadow 1', 400, 900, [0, 0, 0, 0]],
|
| + ['Verify rotated blurry shadow 2', 400, 800, [255, 0, 0, 31, alphaTolerance]],
|
| + ['Verify rotated blurry shadow 3', 400, 1000, [255, 0, 0, 31, alphaTolerance]],
|
| + ['Verify rotated blurry shadow 2', 300, 900, [255, 0, 0, 31, alphaTolerance]],
|
| + ['Verify rotated blurry shadow 2', 500, 900, [255, 0, 0, 31, alphaTolerance]],
|
| +
|
| +];
|
| +
|
| +generate_tests(testPixelAlphaShadow, testPixelAlphaShadowScenarios);
|
| +
|
| +</script>
|
| </body>
|
| -</html>
|
|
|