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Unified Diff: third_party/WebKit/LayoutTests/imported/wpt/offscreen-canvas/pixel-manipulation/2d.imageData.get.source.negative.html

Issue 2550713004: Import wpt@5915964199b07226bf6d8fbb177a63b1f272907a (Closed)
Patch Set: Modify TestExpectations or download new baselines for tests. Created 4 years ago
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Index: third_party/WebKit/LayoutTests/imported/wpt/offscreen-canvas/pixel-manipulation/2d.imageData.get.source.negative.html
diff --git a/third_party/WebKit/LayoutTests/imported/wpt/offscreen-canvas/pixel-manipulation/2d.imageData.get.source.negative.html b/third_party/WebKit/LayoutTests/imported/wpt/offscreen-canvas/pixel-manipulation/2d.imageData.get.source.negative.html
new file mode 100644
index 0000000000000000000000000000000000000000..b6d47a228e786cf6fb1caf53338f8d8bb725f919
--- /dev/null
+++ b/third_party/WebKit/LayoutTests/imported/wpt/offscreen-canvas/pixel-manipulation/2d.imageData.get.source.negative.html
@@ -0,0 +1,41 @@
+<!DOCTYPE html>
+<!-- DO NOT EDIT! This test has been generated by tools/gentest.py. -->
+<title>OffscreenCanvas test: 2d.imageData.get.source.negative</title>
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<script src="/common/canvas-tests.js"></script>
+
+<h1>2d.imageData.get.source.negative</h1>
+<p class="desc">getImageData() works with negative width and height, and returns top-to-bottom left-to-right</p>
+
+
+<script>
+var t = async_test("getImageData() works with negative width and height, and returns top-to-bottom left-to-right");
+t.step(function() {
+
+var offscreenCanvas = new OffscreenCanvas(100, 50);
+var ctx = offscreenCanvas.getContext('2d');
+
+ctx.fillStyle = '#000';
+ctx.fillRect(0, 0, 100, 50);
+ctx.fillStyle = '#fff';
+ctx.fillRect(20, 10, 60, 10);
+var imgdata1 = ctx.getImageData(85, 25, -10, -10);
+_assertSame(imgdata1.data[0], 255, "imgdata1.data[\""+(0)+"\"]", "255");
+_assertSame(imgdata1.data[1], 255, "imgdata1.data[\""+(1)+"\"]", "255");
+_assertSame(imgdata1.data[2], 255, "imgdata1.data[\""+(2)+"\"]", "255");
+_assertSame(imgdata1.data[3], 255, "imgdata1.data[\""+(3)+"\"]", "255");
+_assertSame(imgdata1.data[imgdata1.data.length-4+0], 0, "imgdata1.data[imgdata1.data.length-4+0]", "0");
+_assertSame(imgdata1.data[imgdata1.data.length-4+1], 0, "imgdata1.data[imgdata1.data.length-4+1]", "0");
+_assertSame(imgdata1.data[imgdata1.data.length-4+2], 0, "imgdata1.data[imgdata1.data.length-4+2]", "0");
+_assertSame(imgdata1.data[imgdata1.data.length-4+3], 255, "imgdata1.data[imgdata1.data.length-4+3]", "255");
+var imgdata2 = ctx.getImageData(0, 0, -1, -1);
+_assertSame(imgdata2.data[0], 0, "imgdata2.data[\""+(0)+"\"]", "0");
+_assertSame(imgdata2.data[1], 0, "imgdata2.data[\""+(1)+"\"]", "0");
+_assertSame(imgdata2.data[2], 0, "imgdata2.data[\""+(2)+"\"]", "0");
+_assertSame(imgdata2.data[3], 0, "imgdata2.data[\""+(3)+"\"]", "0");
+
+t.done();
+
+});
+</script>

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