diff options
Diffstat (limited to 'dom/canvas/test/webgl-conf/checkout/extra/out-of-memory.html')
-rw-r--r-- | dom/canvas/test/webgl-conf/checkout/extra/out-of-memory.html | 105 |
1 files changed, 105 insertions, 0 deletions
diff --git a/dom/canvas/test/webgl-conf/checkout/extra/out-of-memory.html b/dom/canvas/test/webgl-conf/checkout/extra/out-of-memory.html new file mode 100644 index 000000000..88b033e93 --- /dev/null +++ b/dom/canvas/test/webgl-conf/checkout/extra/out-of-memory.html @@ -0,0 +1,105 @@ +<!-- + +/* +** Copyright (c) 2012 The Khronos Group Inc. +** +** Permission is hereby granted, free of charge, to any person obtaining a +** copy of this software and/or associated documentation files (the +** "Materials"), to deal in the Materials without restriction, including +** without limitation the rights to use, copy, modify, merge, publish, +** distribute, sublicense, and/or sell copies of the Materials, and to +** permit persons to whom the Materials are furnished to do so, subject to +** the following conditions: +** +** The above copyright notice and this permission notice shall be included +** in all copies or substantial portions of the Materials. +** +** THE MATERIALS ARE PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, +** EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +** MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. +** IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY +** CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, +** TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE +** MATERIALS OR THE USE OR OTHER DEALINGS IN THE MATERIALS. +*/ + +--> + +<!DOCTYPE html> +<html> +<head> +<meta charset="utf-8"> +<title>WebGL Out Of Memory Test</title> +<link rel="stylesheet" href="../resources/js-test-style.css"/> +<script src="../js/js-test-pre.js"></script> +<script src="../js/webgl-test-utils.js"></script> +</head> +<body> +<div id="description"></div> +<div id="console"></div> +<canvas id="canvas" width="2" height="2"> </canvas> +<script> +"use strict"; +debug("This tests WebGL running out of memory."); + +debug(""); +debug("Canvas.getContext"); + +var wtu = WebGLTestUtils; +var gl = wtu.create3DContext("canvas"); +if (!gl) { + testFailed("context does not exist"); +} else { + testPassed("context exists"); + + debug(""); + debug("Allocating shaders."); + + function makeBigShader() { + var lines = []; + var line = "// "; + for (var ii = 0; ii < 1024; ++ii) { + line += String.fromCharCode(48 + ii % 10); + } + for (var ii = 0; ii < 1024; ++ii) { + lines[ii] = line; + } + var oneMB = lines.join(); + for (var ii = 0; ii < 64; ++ii) { + lines[ii] = oneMB; + } + return lines.join("\n"); + } + + var shaderSource = makeBigShader(); + debug("created " + Math.floor(shaderSource.length / 1024 / 1024) + "MB shader"); + + var intervalId; + var count = 0; + + function makeShader() { + ++count; + debug ("creating shader #" + count + " mem = " + Math.floor(shaderSource.length * count / 1024 / 1024) + "MB"); + var shader = gl.createShader(gl.VERTEX_SHADER); + if (shader == null) { + window.clearInterval(intervalId); + testPassed("createShader returns null"); // not sure this is a passing + finishTest(); + } else { + gl.shaderSource(shader, shaderSource); + var err = gl.getError(); + if (err != gl.NO_ERROR) { + window.clearInterval(intervalId); + assertMsg(err == gl.OUT_OF_MEMORY, "shaderSource returns OUT_OF_MEMORY"); + finishTest(); + } + } + } + + intervalId = window.setInterval(makeShader, 1000/15); +} +</script> +<script src="../js/js-test-post.js"></script> + +</body> +</html> |