| Index: LayoutTests/fast/canvas/canvas-context-attributes-default-value.html
|
| diff --git a/LayoutTests/fast/canvas/canvas-context-attributes-default-value.html b/LayoutTests/fast/canvas/canvas-context-attributes-default-value.html
|
| new file mode 100644
|
| index 0000000000000000000000000000000000000000..46378c6ab9a95361f01a6958cfe0e6e7408e6b85
|
| --- /dev/null
|
| +++ b/LayoutTests/fast/canvas/canvas-context-attributes-default-value.html
|
| @@ -0,0 +1,52 @@
|
| +<!DOCTYPE html>
|
| +<html>
|
| +<head>
|
| +<script src="../../resources/js-test.js"></script>
|
| +<script>
|
| +
|
| + var checkAttributes = {
|
| + alpha : true,
|
| + };
|
| +
|
| + function testAttributes(expectedAttributes, checkValue) {
|
| +
|
| + if (arguments.length != 1 && arguments.length != 2)
|
| + return;
|
| +
|
| + var canvas = document.createElement("canvas");
|
| + var initialAttributes = {};
|
| + var isUndefinedOrNull = arguments.length == 2 &&
|
| + (checkValue == undefined || checkValue == null);
|
| +
|
| + if (isUndefinedOrNull)
|
| + for (key in expectedAttributes)
|
| + initialAttributes[key] = checkValue;
|
| +
|
| + var context = canvas.getContext("2d", initialAttributes);
|
| +
|
| + window.actualContextAttributes = context.getContextAttributes();
|
| +
|
| + for (key in expectedAttributes)
|
| + shouldBe("actualContextAttributes." + key,
|
| + expectedAttributes[key].toString());
|
| + }
|
| +
|
| +</script>
|
| +</head>
|
| +<body>
|
| +<script>
|
| +
|
| + debug("Testing default value:");
|
| + testAttributes(checkAttributes);
|
| + debug("")
|
| +
|
| + debug("Testing undefined value:");
|
| + testAttributes(checkAttributes, undefined);
|
| + debug("")
|
| +
|
| + debug("Testing null value:");
|
| + testAttributes(checkAttributes, null);
|
| + debug("")
|
| +
|
| +</script>
|
| +</body>
|
|
|
Chromium Code Reviews
Issue 290143007:
canvas.getContext with alpha:undefined should behave like alpha:true (Closed)
Base URL: https://chromium.googlesource.com/chromium/blink.git@master