third_party/WebKit/LayoutTests/fast/canvas/alpha.html - Issue 2671853004: Use testharness.js instead of js-test.js in LayoutTests/fast/canvas tests.

Unified Diff: third_party/WebKit/LayoutTests/fast/canvas/alpha.html

Issue 2671853004: Use testharness.js instead of js-test.js in LayoutTests/fast/canvas tests. (Closed)

Patch Set: Corrections Created 3 years, 10 months ago

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Index: third_party/WebKit/LayoutTests/fast/canvas/alpha.html

diff --git a/third_party/WebKit/LayoutTests/fast/canvas/alpha.html b/third_party/WebKit/LayoutTests/fast/canvas/alpha.html

index 2877d2ed27844bfd667021a195d6cc33dd752475..e448ec2e3bfd46400258ed146b42ce9d35332526 100644

--- a/third_party/WebKit/LayoutTests/fast/canvas/alpha.html

+++ b/third_party/WebKit/LayoutTests/fast/canvas/alpha.html

@@ -1,7 +1,8 @@

<!DOCTYPE HTML>

<html>

<head>

-<script src="../../resources/js-test.js"></script>

+<script src="../../resources/testharness.js"></script>

+<script src="../../resources/testharnessreport.js"></script>

<style>

#canvas3 {

@@ -11,12 +12,61 @@

}

</style>

-</head>

-<body>

-<script src="alpha.js"></script>

+</head>

+<body>

+<script>

+test(function(t) {

+ var canvas1 = document.getElementById('canvas1');

+ var canvas2 = document.getElementById('canvas2');

+ var canvas3 = document.getElementById('canvas3');

+ var canvas4 = document.getElementById('canvas4');

+ var ctx1 = canvas1.getContext('2d');

+ var ctx2 = canvas2.getContext('2d', {} );

+ var ctx3 = canvas3.getContext('2d', { alpha: false } );

+ var ctx4 = canvas4.getContext('2d', { alpha: true } );

+ assert_equals(ctx1.getContextAttributes().alpha,true);

+ var imgData1 = ctx1.getImageData(0, 0, 1, 1);

+ assert_equals(imgData1.data[0],0);

+ assert_equals(imgData1.data[1],0);

+ assert_equals(imgData1.data[2],0);

+ assert_equals(imgData1.data[3],0);

+ assert_equals(ctx2.getContextAttributes().alpha,true);

+ var imgData2 = ctx2.getImageData(0, 0, 1, 1);

+ assert_equals(imgData2.data[0],0);

+ assert_equals(imgData2.data[1],0);

+ assert_equals(imgData2.data[2],0);

+ assert_equals(imgData2.data[3],0);

+ assert_equals(ctx3.getContextAttributes().alpha,false);

+ assert_equals(ctx4.getContextAttributes().alpha,true);

+ var imgData4 = ctx4.getImageData(0, 0, 1, 1);

+ assert_equals(imgData4.data[0],0);

+ assert_equals(imgData4.data[1],0);

+ assert_equals(imgData4.data[2],0);

+ assert_equals(imgData4.data[3],0);

+ // Check that mutating the returned value of getContextAttributes() doesn't

+ // affect the existing canvas, or the values of subsequent calls to

+ // getContextAttributes().

+ var attrs = ctx4.getContextAttributes();

+ assert_equals(attrs.alpha,true);

+ attrs.alpha = false;

+ var imgData4 = ctx4.getImageData(0, 0, 1, 1);

+ assert_equals(ctx4.getContextAttributes().alpha,true);

+ assert_equals(imgData4.data[0],0);

+ assert_equals(imgData4.data[1],0);

+ assert_equals(imgData4.data[2],0);

+ assert_equals(imgData4.data[3],0);

+}, 'Series of tests for canvas alpha');

+</script>

</body>

</html>