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Unified Diff: third_party/WebKit/LayoutTests/fast/canvas/canvas-drawImage-shadow.html

Issue 2696023002: Use testharness.js instead of js-test.js in LayoutTests/fast/canvas tests. (Closed)
Patch Set: Created 3 years, 10 months ago
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Index: third_party/WebKit/LayoutTests/fast/canvas/canvas-drawImage-shadow.html
diff --git a/third_party/WebKit/LayoutTests/fast/canvas/canvas-drawImage-shadow.html b/third_party/WebKit/LayoutTests/fast/canvas/canvas-drawImage-shadow.html
index 10f2cad4dfdf80afa7f48191fb27668ab395fb1e..b85e62e9088104aab016704c250624d3219a2e93 100644
--- a/third_party/WebKit/LayoutTests/fast/canvas/canvas-drawImage-shadow.html
+++ b/third_party/WebKit/LayoutTests/fast/canvas/canvas-drawImage-shadow.html
@@ -1,9 +1,79 @@
-<!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-drawImage-shadow.js"></script>
+<script>
+// Create auxiliary canvas to draw to and create an image from.
+// This is done instead of simply loading an image from the file system
+// because that would throw a SECURITY_ERR DOM Exception.
+var aCanvas = document.createElement('canvas');
+aCanvas.setAttribute('width', '200');
+aCanvas.setAttribute('height', '200');
+var aCtx = aCanvas.getContext('2d');
+
+// Draw a circle on the same canvas.
+aCtx.beginPath();
+aCtx.fillStyle = 'green';
+aCtx.arc(100, 100, 150, 0, -Math.PI/2, false);
+aCtx.fill();
+
+// Create the image object to be drawn on the master canvas.
+var img = new Image();
+img.src = aCanvas.toDataURL(); // set a data URI of the base64 enconded image as the source
+
+// Create master canvas.
+var canvas = document.createElement('canvas');
+document.body.appendChild(canvas);
+canvas.setAttribute('width', '600');
+canvas.setAttribute('height', '600');
+var ctx = canvas.getContext('2d');
+
+var testScenarios = [
+ ['Test solid shadow 1', 260, 300, [0, 0, 0, 0]],
+ ['Test solid shadow 2', 350, 100, [240, 50, 50, 255]],
+ ['Test solid shadow 3', 400, 200, [240, 50, 50, 255]],
+ ['Test solid shadow 4', 490, 65, [0, 0, 0, 0]],
+ ['Test solid shadow 5', 485, 65, [0, 0, 0, 0]],
+
+ ['Test blurry shadow 1', 260, 400, [0, 0, 0, 0]],
+ ['Test blurry shadow 2', 350, 300, [0, 0, 255, 'neq', 255]],
+ ['Test blurry shadow 3', 300, 400, [0, 0, 255, 'neq', 255]],
+ ['Test blurry shadow 4', 300, 500, [0, 0, 255, 'neq', 255]],
+ ['Test blurry shadow 5', 400, 500, [0, 0, 255, 'neq', 255]],
+ ['Test blurry shadow 6', 400, 400, [0, 0, 255]],
+ ['Test blurry shadow 7', 490, 315, [0, 0, 0, 0]],
+ ['Test blurry shadow 8', 485, 320, [0, 0, 0, 0]],
+];
+
+function runTestScenario(x, y, expectedColor)
+{
+ imageData = ctx.getImageData(x, y, 1, 1).data;
+ if (expectedColor.length == 5) {
+ assert_array_equals(imageData.slice(0,3), expectedColor.slice(0,3));
+ assert_not_equals(imageData[3], expectedColor[4]);
+ } else {
+ assert_array_equals(imageData.slice(0, expectedColor.length), expectedColor);
+ }
+}
+
+function drawImageToCanvasAndCheckPixels() {
+ ctx.shadowOffsetX = 250;
+ ctx.shadowColor = 'rgba(240, 50, 50, 1.0)';
+ ctx.drawImage(img, 50, 50);
+
+ ctx.shadowOffsetX = 250;
+ ctx.shadowBlur = 6;
+ ctx.shadowColor = 'rgba(50, 50, 200, 0.9)';
+ ctx.shadowColor = 'rgba(0, 0, 255, 1.0)';
+ ctx.drawImage(img, 50, 300);
+
+ generate_tests(runTestScenario, testScenarios);
+}
+
+async_test(t => {
+ img.onload = function() {
+ t.step(drawImageToCanvasAndCheckPixels);
Justin Novosad 2017/02/16 15:59:28 Are you sure this works correctly?
zakerinasab 2017/02/16 20:11:28 generate_tests replaced with a loop.
+ t.done();
+ }
+}, "Ensure correct behavior of canvas with image shadow. A square with a cut-out top-right corner should be displayed with solid shadow (top) and blur shadow (bottom).");
+</script>
</body>
-</html>

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