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Diffstat (limited to 'dom/canvas/test/webgl-conf/checkout/conformance2/buffers/getBufferSubData.html')
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diff --git a/dom/canvas/test/webgl-conf/checkout/conformance2/buffers/getBufferSubData.html b/dom/canvas/test/webgl-conf/checkout/conformance2/buffers/getBufferSubData.html new file mode 100644 index 000000000..d751e8070 --- /dev/null +++ b/dom/canvas/test/webgl-conf/checkout/conformance2/buffers/getBufferSubData.html @@ -0,0 +1,105 @@ +<!-- + +/* +** Copyright (c) 2015 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 getBufferSubData 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> +<script> +"use strict"; +description("This test makes sure that getBufferSubData acts as expected governed by WebGL 2."); + +var wtu = WebGLTestUtils; + +var gl = wtu.create3DContext(undefined, undefined, 2); + +var vertices = [ + 1.1, 1.0, 1.3, + -1.0, -1.0, -5.0, + 5.3, -1.0, 1.0 +]; +var floatArray = new Float32Array(vertices); + +wtu.glErrorShouldBe(gl, gl.NO_ERROR, "Should be no errors from setup."); + +var buffer = gl.createBuffer(); +gl.bindBuffer(gl.ARRAY_BUFFER, buffer); +gl.bufferData(gl.ARRAY_BUFFER, floatArray, gl.STATIC_DRAW); + +debug(""); +debug("Test that getBufferSubData successfully works reading buffer data from gl.ARRAY_BUFFER"); +var retArray = new Float32Array(vertices.length); +gl.getBufferSubData(gl.ARRAY_BUFFER, 0, retArray); +wtu.glErrorShouldBe(gl, gl.NO_ERROR, "gl.getBufferSubData(gl.ARRAY_BUFFER, 0, arrBuffer) should WORK"); + +debug("Check array data to match original data set by the buffer"); +var failed = false; +for (var i = 0; i < vertices.length; i++) { + if (floatArray[i] != retArray[i]) { + failed = true; + break; + } +} +if (failed) + testFailed("The returned array buffer fails to match original data"); +else + testPassed("The returned array buffer matches original data"); + +debug("Test that getBufferSubData fails when given a buffer with its size larger than the original data"); +var extraLargeBuffer = new Uint8Array(vertices.length * Float32Array.BYTES_PER_ELEMENT + 1); +gl.getBufferSubData(gl.ARRAY_BUFFER, 0, extraLargeBuffer); +wtu.glErrorShouldBe(gl, gl.INVALID_VALUE, "gl.getBufferSubData(gl.ARRAY_BUFFER, 0, extraLargeBuffer) with extra length should generate INVALID_VALUE"); + +debug("Test that getBufferSubData fails when offset summed with buffer length is larger than the size of the original data size"); +gl.getBufferSubData(gl.ARRAY_BUFFER, vertices.length * Float32Array.BYTES_PER_ELEMENT + 1, retArray); +wtu.glErrorShouldBe(gl, gl.INVALID_VALUE, "gl.getBufferSubData(gl.ARRAY_BUFFER, vertices.length * Float32Array.BYTES_PER_ELEMENT + 1, arrBuffer) with offset larger than original data size should generate INVALID_VALUE"); +gl.getBufferSubData(gl.ARRAY_BUFFER, 1, retArray); +wtu.glErrorShouldBe(gl, gl.INVALID_VALUE, "gl.getBufferSubData(gl.ARRAY_BUFFER, 1, arrBuffer) with offset and length larger than buffer size should generate INVALID_VALUE"); + +debug("Test that getBufferSubData fails when 0 is bound to the target"); +gl.bindBuffer(gl.ELEMENT_ARRAY_BUFFER, null); +gl.getBufferSubData(gl.ELEMENT_ARRAY_BUFFER, 0, retArray); +wtu.glErrorShouldBe(gl, gl.INVALID_OPERATION, "gl.getBufferSubData(gl.ELEMENT_ARRAY_BUFFER, 0, arrBuffer) should generate INVALID_OPERATION"); + +debug("Test that getBufferSubData fails when offset is less than 0"); +gl.getBufferSubData(gl.ARRAY_BUFFER, -1, retArray); +wtu.glErrorShouldBe(gl, gl.INVALID_VALUE, "gl.getBufferSubData(gl.ARRAY_BUFFER, -1, arrBuffer) should generate INVALID_VALUE"); + +finishTest(); + +var successfullyParsed = true; +</script> +</body> +</html> |