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Unified Diff: third_party/WebKit/LayoutTests/fast/canvas/canvas-scale-shadowBlur.html

Issue 2696023002: Use testharness.js instead of js-test.js in LayoutTests/fast/canvas tests. (Closed)
Patch Set: Rebaseline Created 3 years, 10 months ago
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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>

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