third_party/WebKit/LayoutTests/fast/canvas/script-tests/canvas-lineDash.js - Issue 1381973002: Disable canvas line dashing when dash sequence is all zeros.

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Unified Diff: third_party/WebKit/LayoutTests/fast/canvas/script-tests/canvas-lineDash.js

Issue 1381973002: Disable canvas line dashing when dash sequence is all zeros. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master

Patch Set: added test for 'null' Created 5 years, 3 months ago

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Index: third_party/WebKit/LayoutTests/fast/canvas/script-tests/canvas-lineDash.js

diff --git a/third_party/WebKit/LayoutTests/fast/canvas/script-tests/canvas-lineDash.js b/third_party/WebKit/LayoutTests/fast/canvas/script-tests/canvas-lineDash.js

index 885bb4afb6b1bf4d9d2e9a7eedcd06de69dcee7d..8c3c8002811d3e7e74632b9ed1cf54817ff4b390 100644

--- a/third_party/WebKit/LayoutTests/fast/canvas/script-tests/canvas-lineDash.js

+++ b/third_party/WebKit/LayoutTests/fast/canvas/script-tests/canvas-lineDash.js

@@ -39,6 +39,12 @@ shouldBe('lineDash[0]', '15');

shouldBe('lineDash[1]', '10');

shouldBe('ctx.lineDashOffset', '5');

+// Verify setting line dash to sequence of nulls is interpreted as zeros

+ctx.setLineDash([null, null]);

+lineDash = ctx.getLineDash();

+shouldBe('lineDash[0]', '0');

+shouldBe('lineDash[1]', '0');

// Set dash style to even number

ctx.setLineDash([5, 10, 15]);

ctx.strokeRect(20, 20, 120, 120);

@@ -104,3 +110,11 @@ pixelShouldBe(105, 40, [0, 255, 0, 255]);

pixelShouldBe(90, 35, [0, 0, 0, 0]);

pixelShouldBe(90, 25, [0, 255, 0, 255]);

+// Verify that all zero dash sequence results in no dashing

+ctx.setLineDash([0, 0]);

+ctx.lineDashOffset = 0;

+ctx.strokeRect(130.5, 10.5, 30, 30);

+pixelShouldBe(130, 10, [0, 255, 0, 255]);

+pixelShouldBe(130, 15, [0, 255, 0, 255]);

+pixelShouldBe(130, 25, [0, 255, 0, 255]);

+pixelShouldBe(130, 35, [0, 255, 0, 255]);