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Diffstat (limited to 'dom/canvas/test/webgl-conf/checkout/conformance2/buffers/buffer-overflow-test.html')
| -rw-r--r-- | dom/canvas/test/webgl-conf/checkout/conformance2/buffers/buffer-overflow-test.html | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/dom/canvas/test/webgl-conf/checkout/conformance2/buffers/buffer-overflow-test.html b/dom/canvas/test/webgl-conf/checkout/conformance2/buffers/buffer-overflow-test.html new file mode 100644 index 0000000000..9334ba5cb6 --- /dev/null +++ b/dom/canvas/test/webgl-conf/checkout/conformance2/buffers/buffer-overflow-test.html @@ -0,0 +1,51 @@ +<!-- +Copyright (c) 2019 The Khronos Group Inc. +Use of this source code is governed by an MIT-style license that can be +found in the LICENSE.txt file. +--> + +<!DOCTYPE html> +<html> +<head> +<meta charset="utf-8"> +<title>WebGL buffer overflow test for bindBufferRange</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> +<script> +"use strict"; +description("WebGL buffer overflow test: buffer overflow will not lead to failure in bindBufferRange"); + +var wtu = WebGLTestUtils; + +var gl = wtu.create3DContext(undefined, undefined, 2); + +debug(""); +var buffer1 = gl.createBuffer(); +gl.bindBufferRange(gl.TRANSFORM_FEEDBACK_BUFFER, 0, buffer1, 0, 4); +wtu.glErrorShouldBe(gl, gl.NO_ERROR, + "Calling bindBufferRange on a buffer where no storage is allocated should succeed."); +shouldBe("buffer1", "gl.getIndexedParameter(gl.TRANSFORM_FEEDBACK_BUFFER_BINDING, 0)"); +shouldBe("4", "gl.getIndexedParameter(gl.TRANSFORM_FEEDBACK_BUFFER_SIZE, 0)"); +shouldBe("0", "gl.getIndexedParameter(gl.TRANSFORM_FEEDBACK_BUFFER_START, 0)"); + +var buffer2 = gl.createBuffer(); +gl.bindBuffer(gl.UNIFORM_BUFFER, buffer2); +gl.bufferData(gl.UNIFORM_BUFFER, 4, gl.STATIC_DRAW); +gl.bindBufferRange(gl.UNIFORM_BUFFER, 1, buffer2, 0, 8); +wtu.glErrorShouldBe(gl, gl.NO_ERROR, + "Calling bindBufferRange on a buffer where the storage is not big enough should succeed."); +shouldBe("buffer2", "gl.getIndexedParameter(gl.UNIFORM_BUFFER_BINDING, 1)"); +shouldBe("8", "gl.getIndexedParameter(gl.UNIFORM_BUFFER_SIZE, 1)"); +shouldBe("0", "gl.getIndexedParameter(gl.UNIFORM_BUFFER_START, 1)"); + +debug(""); +var successfullyParsed = true; +</script> +<script src="../../js/js-test-post.js"></script> +</body> +</html> |