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| -rw-r--r-- | dom/canvas/test/webgl-conf/checkout/conformance2/buffers/buffer-data-and-buffer-sub-data-sub-source.html | 183 |
1 files changed, 183 insertions, 0 deletions
diff --git a/dom/canvas/test/webgl-conf/checkout/conformance2/buffers/buffer-data-and-buffer-sub-data-sub-source.html b/dom/canvas/test/webgl-conf/checkout/conformance2/buffers/buffer-data-and-buffer-sub-data-sub-source.html new file mode 100644 index 0000000000..ed9a131f77 --- /dev/null +++ b/dom/canvas/test/webgl-conf/checkout/conformance2/buffers/buffer-data-and-buffer-sub-data-sub-source.html @@ -0,0 +1,183 @@ +<!-- +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"> +<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("Test bufferData/bufferSubData with ArrayBufferView sub source input"); + +var wtu = WebGLTestUtils; +var gl = wtu.create3DContext(undefined, undefined, 2); + +function verifyBufferData(testCase, sourceByteOffset, size, data) { + var readbackBuffer = new ArrayBuffer(testCase.size * size); + var readbackView = new window[testCase.type](readbackBuffer); + gl.getBufferSubData(gl.ARRAY_BUFFER, sourceByteOffset, readbackView); + var pass = true; + var offset = sourceByteOffset / testCase.size; + for (var ii = 0; ii < size; ++ii) { + if (readbackView[ii] != data[ii]) { + testFailed("expected data at " + ii + ": " + data[ii] + ", got " + readbackView[ii]); + pass = false; + } + } + if (pass) { + testPassed("buffer data uploaded correctly"); + } +} + +function bufferDataTest(testCases) { + for (var idx = 0; idx < testCases.length; ++idx) { + var test = testCases[idx]; + debug(""); + debug("Test bufferData with " + test.type); + + var buf = gl.createBuffer(); + shouldBeNonNull(buf); + + gl.bindBuffer(gl.ARRAY_BUFFER, buf); + wtu.glErrorShouldBe(gl, gl.NO_ERROR); + + var count = 4; + var arrayBuffer = new ArrayBuffer(test.size * count); + var view = new window[test.type](arrayBuffer); + for (var ii = 0; ii < count; ++ii) { + view[ii] = ii; + } + + gl.bufferData(gl.ARRAY_BUFFER, view, gl.STATIC_DRAW, 0, count + 1); + wtu.glErrorShouldBe(gl, gl.INVALID_VALUE, + "calling bufferData when srcOffset + length is larger than source size"); + + gl.bufferData(gl.ARRAY_BUFFER, view, gl.STATIC_DRAW, count + 1); + wtu.glErrorShouldBe(gl, gl.INVALID_VALUE, + "calling bufferData when srcOffset + length is larger than source size"); + + gl.bufferData(gl.ARRAY_BUFFER, view, gl.STATIC_DRAW, count - 1, 2); + wtu.glErrorShouldBe(gl, gl.INVALID_VALUE, + "calling bufferData when srcOffset + length is larger than source size"); + + var offset = 2; + var size = count - offset; + gl.bufferData(gl.ARRAY_BUFFER, view, gl.STATIC_DRAW, offset); + wtu.glErrorShouldBe(gl, gl.NO_ERROR, + "calling bufferData with valid sub source should succeed"); + verifyBufferData(test, 0, size, view.slice(offset, offset + size)); + + offset = 1; + size = 1; + gl.bufferData(gl.ARRAY_BUFFER, view, gl.STATIC_DRAW, offset, size); + wtu.glErrorShouldBe(gl, gl.NO_ERROR, + "calling bufferData with valid sub source should succeed"); + verifyBufferData(test, 0, size, view.slice(offset, offset + size)); + + gl.bufferData(gl.ARRAY_BUFFER, view, gl.STATIC_DRAW, count); + wtu.glErrorShouldBe(gl, gl.NO_ERROR, + "calling bufferData with valid sub source of size 0 should succeed"); + + gl.deleteBuffer(buf); + gl.bindBuffer(gl.ARRAY_BUFFER, null); + + wtu.glErrorShouldBe(gl, gl.NO_ERROR, "no GL error"); + } +} + +function bufferSubDataTest(testCases) { + for (var idx = 0; idx < testCases.length; ++idx) { + var test = testCases[idx]; + debug(""); + debug("Test bufferSubData with " + test.type); + + var count = 4; + var totalBufferBytes = test.size * count * 2; + var buf = gl.createBuffer(); + shouldBeNonNull(buf); + gl.bindBuffer(gl.ARRAY_BUFFER, buf); + gl.bufferData(gl.ARRAY_BUFFER, totalBufferBytes, gl.STATIC_DRAW); + wtu.glErrorShouldBe(gl, gl.NO_ERROR); + + var arrayBuffer = new ArrayBuffer(test.size * count); + var view = new window[test.type](arrayBuffer); + for (var ii = 0; ii < count; ++ii) { + view[ii] = ii; + } + + var sourceByteOffset = test.size * 2; + + gl.bufferSubData(gl.ARRAY_BUFFER, sourceByteOffset, view, 0, count + 1); + wtu.glErrorShouldBe(gl, gl.INVALID_VALUE, + "calling bufferSubData when srcOffset + length is larger than source size"); + + gl.bufferSubData(gl.ARRAY_BUFFER, sourceByteOffset, view, count + 1); + wtu.glErrorShouldBe(gl, gl.INVALID_VALUE, + "calling bufferSubData when srcOffset + length is larger than source size"); + + gl.bufferSubData(gl.ARRAY_BUFFER, sourceByteOffset, view, count - 1, 2); + wtu.glErrorShouldBe(gl, gl.INVALID_VALUE, + "calling bufferSubData when srcOffset + length is larger than source size"); + + var offset = 2; + var size = count - offset; + gl.bufferSubData(gl.ARRAY_BUFFER, sourceByteOffset, view, offset); + wtu.glErrorShouldBe(gl, gl.NO_ERROR, + "calling bufferSubData with valid sub source should succeed"); + verifyBufferData(test, sourceByteOffset, size, view.slice(offset, offset + size)); + + offset = 1; + size = 1; + gl.bufferSubData(gl.ARRAY_BUFFER, sourceByteOffset, view, offset, size); + wtu.glErrorShouldBe(gl, gl.NO_ERROR, + "calling bufferSubData with valid sub source should succeed"); + verifyBufferData(test, sourceByteOffset, size, view.slice(offset, offset + size)); + + gl.bufferSubData(gl.ARRAY_BUFFER, sourceByteOffset, view, count); + wtu.glErrorShouldBe(gl, gl.NO_ERROR, + "calling bufferSubData with valid sub source of size 0 should succeed"); + + gl.deleteBuffer(buf); + gl.bindBuffer(gl.ARRAY_BUFFER, null); + + wtu.glErrorShouldBe(gl, gl.NO_ERROR, "no GL error"); + } +} + +if (!gl) { + testFailed("WebGL context does not exist"); +} else { + testPassed("WebGL context exists"); + + var testCases = [ + {type: "Uint8Array", size: 1}, + {type: "Int8Array", size: 1}, + {type: "Int16Array", size: 2}, + {type: "Uint16Array", size: 2}, + {type: "Uint32Array", size: 4}, + {type: "Int32Array", size: 4}, + {type: "Float32Array", size: 4}, + {type: "Float64Array", size: 8} + ]; + + bufferDataTest(testCases); + bufferSubDataTest(testCases); +} + +var successfullyParsed = true; +</script> + +<script src="../../js/js-test-post.js"></script> +</body> +</html> |