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Diffstat (limited to 'testing/web-platform/tests/html/canvas/offscreen/line-styles/2d.line.width.transformed.html')
-rw-r--r-- | testing/web-platform/tests/html/canvas/offscreen/line-styles/2d.line.width.transformed.html | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/testing/web-platform/tests/html/canvas/offscreen/line-styles/2d.line.width.transformed.html b/testing/web-platform/tests/html/canvas/offscreen/line-styles/2d.line.width.transformed.html new file mode 100644 index 0000000000..ea8f285dc4 --- /dev/null +++ b/testing/web-platform/tests/html/canvas/offscreen/line-styles/2d.line.width.transformed.html @@ -0,0 +1,69 @@ +<!DOCTYPE html> +<!-- DO NOT EDIT! This test has been generated by /html/canvas/tools/gentest.py. --> +<title>OffscreenCanvas test: 2d.line.width.transformed</title> +<script src="/resources/testharness.js"></script> +<script src="/resources/testharnessreport.js"></script> +<script src="/html/canvas/resources/canvas-tests.js"></script> + +<h1>2d.line.width.transformed</h1> +<p class="desc">Line stroke widths are affected by scale transformations</p> + + +<script> +var t = async_test("Line stroke widths are affected by scale transformations"); +var t_pass = t.done.bind(t); +var t_fail = t.step_func(function(reason) { + throw reason; +}); +t.step(function() { + + var canvas = new OffscreenCanvas(100, 50); + var ctx = canvas.getContext('2d'); + + ctx.fillStyle = '#0f0'; + ctx.fillRect(0, 0, 100, 50); + + ctx.lineWidth = 4; + // Draw a green line over a red box, to check the line is not too small + ctx.fillStyle = '#f00'; + ctx.strokeStyle = '#0f0'; + ctx.fillRect(15, 15, 20, 20); + ctx.save(); + ctx.scale(5, 1); + ctx.beginPath(); + ctx.moveTo(5, 15); + ctx.lineTo(5, 35); + ctx.stroke(); + ctx.restore(); + + // Draw a green box over a red line, to check the line is not too large + ctx.fillStyle = '#0f0'; + ctx.strokeStyle = '#f00'; + ctx.save(); + ctx.scale(-5, 1); + ctx.beginPath(); + ctx.moveTo(-15, 15); + ctx.lineTo(-15, 35); + ctx.stroke(); + ctx.restore(); + ctx.fillRect(65, 15, 20, 20); + + _assertPixel(canvas, 14,25, 0,255,0,255); + _assertPixel(canvas, 15,25, 0,255,0,255); + _assertPixel(canvas, 16,25, 0,255,0,255); + _assertPixel(canvas, 25,25, 0,255,0,255); + _assertPixel(canvas, 34,25, 0,255,0,255); + _assertPixel(canvas, 35,25, 0,255,0,255); + _assertPixel(canvas, 36,25, 0,255,0,255); + + _assertPixel(canvas, 64,25, 0,255,0,255); + _assertPixel(canvas, 65,25, 0,255,0,255); + _assertPixel(canvas, 66,25, 0,255,0,255); + _assertPixel(canvas, 75,25, 0,255,0,255); + _assertPixel(canvas, 84,25, 0,255,0,255); + _assertPixel(canvas, 85,25, 0,255,0,255); + _assertPixel(canvas, 86,25, 0,255,0,255); + t.done(); + +}); +</script> |