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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /dom/canvas/test/reftest/webgl-hanging-scissor-test.html | |
parent | Initial commit. (diff) | |
download | firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip |
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'dom/canvas/test/reftest/webgl-hanging-scissor-test.html')
-rw-r--r-- | dom/canvas/test/reftest/webgl-hanging-scissor-test.html | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/dom/canvas/test/reftest/webgl-hanging-scissor-test.html b/dom/canvas/test/reftest/webgl-hanging-scissor-test.html new file mode 100644 index 0000000000..fb035153f1 --- /dev/null +++ b/dom/canvas/test/reftest/webgl-hanging-scissor-test.html @@ -0,0 +1,57 @@ +<!DOCTYPE html> +<html class="reftest-wait"> +<head> +<meta charset="UTF-8"> + +<script type="text/javascript" src="webgl-utils.js"></script> +<script type="text/javascript"> +/* Hanging Scissor Test + * + * Clear the canvas to green, but create and enable and set scissor values + * before returning. This can fail if we blindly blit or read from the screen + * without disabling scissor-test. + * + * Failure should look like only the top-left quadrant is rendered. + */ + +"use strict"; + +function renderGL(gl) { + gl.clearColor(0.0, 1.0, 0.0, 1.0); + gl.clear(gl.COLOR_BUFFER_BIT); + + gl.enable(gl.SCISSOR_TEST); + gl.scissor(0, 128, 128, 128); + + gl.finish(); +} + +function renderFailure(canvas) { + // This will also trigger RAF for us. + var context = canvas.getContext("2d"); + context.fillText('WebGL failed.', 64, 64); +} + +function runTest() { + var canvas = document.getElementById("canvas"); + var gl = initGL(canvas); + + if (gl) + renderGL(gl); + else + renderFailure(canvas); + + waitForComposite(testComplete); +} + +function testComplete() { + document.documentElement.removeAttribute("class"); +} +</script> +</head> + +<body onload="rAF(runTest);"> + <canvas id="canvas" width="256" height="256"></canvas> +</body> + +</html> |