Index: third_party/WebKit/LayoutTests/fast/canvas/canvas-scale-shadowBlur.html |
diff --git a/third_party/WebKit/LayoutTests/fast/canvas/canvas-scale-shadowBlur.html b/third_party/WebKit/LayoutTests/fast/canvas/canvas-scale-shadowBlur.html |
index 7af0f50b1a409a0633734433c6bd978c18a7fc7a..6dba9daa0e25dda757a844665c6c16e0d95d8d26 100644 |
--- a/third_party/WebKit/LayoutTests/fast/canvas/canvas-scale-shadowBlur.html |
+++ b/third_party/WebKit/LayoutTests/fast/canvas/canvas-scale-shadowBlur.html |
@@ -1,9 +1,82 @@ |
-<!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-scale-shadowBlur.js"></script> |
+<script> |
+// Ensure that canvas shadowBlur is not affected by transformations. |
+ |
+var canvas = document.createElement('canvas'); |
+document.body.appendChild(canvas); |
+canvas.setAttribute('width', '600'); |
+canvas.setAttribute('height', '600'); |
+var ctx = canvas.getContext('2d'); |
+ |
+ctx.shadowBlur = 25; |
+ctx.shadowOffsetX = 100; |
+ctx.shadowOffsetY = 100; |
+ctx.fillStyle = 'rgba(0, 0, 255, 1)'; |
+ |
+// top left |
+ctx.shadowColor = 'rgba(255, 0, 0, 1.0)'; |
+ctx.scale(4, 4); |
+ctx.rotate(Math.PI/2); |
+ctx.translate(25, -50); |
+ctx.fillRect(0, 0, 25, 25); |
+ |
+// bottom left |
+ctx.shadowColor = 'rgba(255, 0, 0, 0.5)'; |
+ctx.setTransform(1, 0, 0, 1, 0, 0); |
+ctx.scale(0.5, 0.5); |
+ctx.fillRect(200, 600, 200, 200); |
+ |
+// top right |
+ctx.shadowColor = 'rgba(255, 0, 0, 1.0)'; |
+ctx.scale(2, 2); |
+ctx.fillRect(300, 100, 100, 100); |
+ |
+// bottom right |
+ctx.shadowColor = 'rgba(255, 0, 0, 0.5)'; |
+ctx.fillRect(300, 300, 100, 100); |
+ |
+function testPixelShadowBlur(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, alphaApprox] |
+ 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]); |
+ } |
+} |
+ |
+var testPixelShadowBlurScenarios = [ |
+ ['Verify top left 1', 250, 250, [255, 0, 0, 255]], |
+ ['Verify top left 2', 250, 175, [0, 0, 0, 0]], |
+ ['Verify top left 3', 250, 325, [0, 0, 0, 0]], |
+ ['Verify top left 4', 175, 250, [0, 0, 0, 0]], |
+ ['Verify top left 5', 325, 250, [0, 0, 0, 0]], |
+ |
+ ['Verify bottom left 1', 250, 450, [255, 0, 0, 126, 20]], |
+ ['Verify bottom left 2', 250, 375, [0, 0, 0, 0]], |
+ ['Verify bottom left 3', 250, 525, [0, 0, 0, 0]], |
+ ['Verify bottom left 4', 175, 450, [0, 0, 0, 0]], |
+ ['Verify bottom left 5', 325, 450, [0, 0, 0, 0]], |
+ ['Verify bottom left 6', 250, 250, [255, 0, 0, 255, 20]], |
+ |
+ ['Verify top right 1', 450, 250, [255, 0, 0, 255, 20]], |
+ ['Verify top right 2', 450, 175, [0, 0, 0, 0]], |
+ ['Verify top right 3', 450, 325, [0, 0, 0, 0]], |
+ ['Verify top right 4', 375, 250, [0, 0, 0, 0]], |
+ ['Verify top right 5', 525, 250, [0, 0, 0, 0]], |
+ |
+ ['Verify bottom right 1', 450, 450, [255, 0, 0, 126, 20]], |
+ ['Verify bottom right 2', 450, 375, [0, 0, 0, 0]], |
+ ['Verify bottom right 3', 450, 525, [0, 0, 0, 0]], |
+ ['Verify bottom right 2', 375, 450, [0, 0, 0, 0]], |
+ ['Verify bottom right 2', 525, 450, [0, 0, 0, 0]], |
+ |
+]; |
+ |
+generate_tests(testPixelShadowBlur, testPixelShadowBlurScenarios); |
+ |
+</script> |
</body> |
-</html> |