Index: third_party/WebKit/LayoutTests/fast/canvas/canvas-imageSmoothing-disabled-scaling-down.html |
diff --git a/third_party/WebKit/LayoutTests/fast/canvas/canvas-imageSmoothing-disabled-scaling-down.html b/third_party/WebKit/LayoutTests/fast/canvas/canvas-imageSmoothing-disabled-scaling-down.html |
new file mode 100644 |
index 0000000000000000000000000000000000000000..a5b032f271b8b30685f4343710360f55226934f3 |
--- /dev/null |
+++ b/third_party/WebKit/LayoutTests/fast/canvas/canvas-imageSmoothing-disabled-scaling-down.html |
@@ -0,0 +1,33 @@ |
+<!DOCTYPE HTML> |
+<script src="../../resources/testharness.js"></script> |
+<script src="../../resources/testharnessreport.js"></script> |
+<script> |
+function getCanvasDataFromDrawImage(source, disableSmoothing) |
+{ |
+ var canvas = document.createElement("canvas"); |
+ canvas.width = 100; |
+ canvas.height = 100; |
+ var ctx = canvas.getContext("2d"); |
+ ctx.clearRect(0, 0, canvas.width, canvas.height); |
+ ctx.scale(0.9, 0.9); |
+ ctx.rotate(45 * Math.PI / 180); |
+ if (disableSmoothing) |
+ ctx.imageSmoothingEnabled = false; |
+ ctx.drawImage(source, 0, 0, source.width, source.height, 0, 0, 100, 100); |
+ var d = ctx.getImageData(0, 0, 100, 100).data; |
+ return d; |
+} |
+ |
+test(function() { |
+ var canvas = document.createElement('canvas'); |
+ canvas.height = 100; |
+ canvas.width = 100; |
+ var ctx = canvas.getContext('2d'); |
+ ctx.fillStyle = '#FF0000'; |
+ ctx.fillRect(0, 0, canvas.width, canvas.height); |
+ var data1 = getCanvasDataFromDrawImage(canvas, false); |
+ var data2 = getCanvasDataFromDrawImage(canvas, true); |
+ assert_array_equals(data1, data2, "drawImage() should have the same results with imageSmoothingEnabled = true and false when scaling down."); |
+}, 'Test drawImage with imageSmoothingEnabled=false and scaling down the source.'); |
+ |
+</script> |