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-rw-r--r-- | dom/canvas/test/webgl-conf/checkout/conformance/extensions/webgl-compressed-texture-etc1.html | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/dom/canvas/test/webgl-conf/checkout/conformance/extensions/webgl-compressed-texture-etc1.html b/dom/canvas/test/webgl-conf/checkout/conformance/extensions/webgl-compressed-texture-etc1.html new file mode 100644 index 0000000000..09a6ed0642 --- /dev/null +++ b/dom/canvas/test/webgl-conf/checkout/conformance/extensions/webgl-compressed-texture-etc1.html @@ -0,0 +1,74 @@ +<!-- +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 WEBGL_compressed_texture_etc1 Conformance Tests</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> +<script src="../../js/tests/compressed-texture-utils.js"></script> +</head> +<body> +<div id="description"></div> +<div id="console"></div> +<script> +"use strict"; +description("This test verifies the functionality of the WEBGL_compressed_texture_etc1 extension, if it is available."); + +debug(""); + +var validFormats = { + COMPRESSED_RGB_ETC1_WEBGL: 0x8D64, +}; + +function expectedByteLength(width, height, format) { + return Math.floor((width + 3) / 4) * Math.floor((height + 3) / 4) * 8; +} + +function getBlockDimensions(format) { + return {width: 4, height: 4}; +} + +var wtu = WebGLTestUtils; +var ctu = CompressedTextureUtils; +var contextVersion = wtu.getDefault3DContextVersion(); +var gl = wtu.create3DContext(); +var WEBGL_compressed_texture_etc1; + +var formats = null; + +function runTest() { + if (!gl) { + testFailed("context does not exist"); + } else { + testPassed("context exists"); + + ctu.testCompressedFormatsUnavailableWhenExtensionDisabled(gl, validFormats, expectedByteLength, 4); + + WEBGL_compressed_texture_etc1 = gl.getExtension("WEBGL_compressed_texture_etc1"); + + wtu.runExtensionSupportedTest(gl, "WEBGL_compressed_texture_etc1", WEBGL_compressed_texture_etc1 !== null); + + if (WEBGL_compressed_texture_etc1 !== null) { + // Test that enum values are listed correctly in supported formats and in the extension object. + ctu.testCompressedFormatsListed(gl, validFormats); + ctu.testCorrectEnumValuesInExt(WEBGL_compressed_texture_etc1, validFormats); + // Test that texture upload buffer size is validated correctly. + ctu.testFormatRestrictionsOnBufferSize(gl, validFormats, expectedByteLength, getBlockDimensions); + } + } +} + +runTest(); + +var successfullyParsed = true; +</script> +<script src="../../js/js-test-post.js"></script> +</body> +</html> |