LayoutTests/webgl/2.0.0/resources/webgl_test_files/conformance/buffers/buffer-data-and-buffer-sub-data.html - WebKit - Git at Google

 <!--

 /*
 ** 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">
 <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 or without ArrayBuffer input");

 debug('Regression test for <a href="https://bugs.webkit.org/show_bug.cgi?id=41884">https://bugs.webkit.org/show_bug.cgi?id=41884</a> : <code>Implement bufferData and bufferSubData with ArrayBuffer as input</code>');

 var wtu = WebGLTestUtils;
 var gl = wtu.create3DContext();
 if (!gl) {
     testFailed("WebGL context does not exist");
 } else {
     testPassed("WebGL context exists");

     bufferDataTest();
     bufferDataSizesTest();

     bufferSubDataTest();
 }

 function bufferDataTest() {
     debug("");
     debug("Test bufferData without ArrayBuffer input");

     var buf = gl.createBuffer();
     shouldBeNonNull(buf);

     gl.bufferData(gl.ARRAY_BUFFER, 4, gl.STATIC_DRAW);
     wtu.glErrorShouldBe(gl, gl.INVALID_OPERATION, "no buffer bound");

     gl.bindBuffer(gl.ARRAY_BUFFER, buf);
     wtu.glErrorShouldBe(gl, gl.NO_ERROR);

     gl.bufferData(gl.ARRAY_BUFFER, -4, gl.STATIC_DRAW);
     wtu.glErrorShouldBe(gl, gl.INVALID_VALUE,
         "calling bufferData when buffer size is negative should generate INVALID_VALUE");

     gl.bufferData(gl.ARRAY_BUFFER, null, gl.STATIC_DRAW);
     wtu.glErrorShouldBe(gl, gl.INVALID_VALUE,
         "calling bufferData when BufferDataSource is null should generate INVALID_VALUE");

     gl.bufferData(gl.ARRAY_BUFFER, undefined, gl.STATIC_DRAW);
     wtu.glErrorShouldBe(gl, gl.INVALID_VALUE,
         "calling bufferData when BufferDataSource is undefined should generate INVALID_VALUE");

     gl.bindBuffer(gl.ARRAY_BUFFER, null);
 }

 function bufferDataSizesTest() {
     debug("");
     debug("Test bufferData overloads");

     // bufferData has an integer overload and an ArrayBuffer overload.
     // Per the WebIDL spec, the overload resolution algorithm should resolve types as follows:
     // - If the argument is null or undefined, pick the nullable type, which is ArrayBuffer.
     //   Per the WebGL spec, null should flag INVALID_VALUE.
     // - If the argument is an ArrayBuffer, then pick the ArrayBuffer overload
     // - Everything else should pick the numeric overload. This means things like objects, strings,
     //   floating point numbers, arrays of numbers and strings, etc should convert themselves to a number.
     var bufferDataParams = [
         { parameter: 0, expectedBufferSize: 0 },
         { parameter: 4, expectedBufferSize: 4 },
         { parameter: 5.1, expectedBufferSize: 5 },
         { parameter: 5.8, expectedBufferSize: 5 },
         { parameter: 5.5, expectedBufferSize: 5 },

         { parameter: "4", expectedBufferSize: 4 },
         { parameter: "5.1", expectedBufferSize: 5 },
         { parameter: "5.8", expectedBufferSize: 5 },
         { parameter: "5.5", expectedBufferSize: 5 },
         { parameter: "0", expectedBufferSize: 0 },

         { parameter: [42, 64], expectedBufferSize: 0 },
         { parameter: [42], expectedBufferSize: 42 },
         { parameter: ["42"], expectedBufferSize: 42 },
         { parameter: ["42", "64"], expectedBufferSize: 0 },

         { parameter: new ArrayBuffer(0), expectedBufferSize: 0 },
         { parameter: new ArrayBuffer(4), expectedBufferSize: 4 },

         { parameter: "WebGL Rocks!", expectedBufferSize: 0 },
         { parameter: { mystring: "WebGL Rocks!" }, expectedBufferSize: 0 },
     ];

     bufferDataParams.forEach(function (bufferDataParam) {
         var buffer = gl.createBuffer();
         gl.bindBuffer(gl.ARRAY_BUFFER, buffer);

         gl.bufferData(gl.ARRAY_BUFFER, bufferDataParam.parameter, gl.STATIC_DRAW);
         wtu.glErrorShouldBe(gl, gl.NO_ERROR, "Passing " + bufferDataParam.parameter + " to bufferData");

         shouldEvaluateTo("gl.getBufferParameter(gl.ARRAY_BUFFER, gl.BUFFER_SIZE)", bufferDataParam.expectedBufferSize);
     });

     gl.bindBuffer(gl.ARRAY_BUFFER, null);
 }

 function bufferSubDataTest() {
     debug("");
     debug("Test bufferSubData");

     var buf = gl.createBuffer();
     gl.bindBuffer(gl.ARRAY_BUFFER, buf);

     gl.bufferSubData(gl.ARRAY_BUFFER, 0, new ArrayBuffer(1));
     wtu.glErrorShouldBe(gl, gl.INVALID_VALUE, "Calling bufferSubData before bufferData should fail");

     gl.bufferData(gl.ARRAY_BUFFER, 128, gl.STATIC_DRAW);
     wtu.glErrorShouldBe(gl, gl.NO_ERROR);

     var array = new ArrayBuffer(64);

     gl.bufferSubData(gl.ARRAY_BUFFER, -10, array);
     wtu.glErrorShouldBe(gl, gl.INVALID_VALUE,
         "calling bufferSubData with ArrayBuffer when offset is negative should INVALID_VALUE");

     gl.bufferSubData(gl.ARRAY_BUFFER, 65, array);
     wtu.glErrorShouldBe(gl, gl.INVALID_VALUE, "buffer overflow");

     gl.bufferSubData(gl.ARRAY_BUFFER, -10, new Float32Array(8));
     wtu.glErrorShouldBe(gl, gl.INVALID_VALUE,
         "calling bufferSubData with ArrayBufferView when offset is negative should generate INVALID_VALUE");

     gl.bufferSubData(gl.ARRAY_BUFFER, 10, array);
     wtu.glErrorShouldBe(gl, gl.NO_ERROR,
         "calling bufferSubData with ArrayBuffer should succeed");

     gl.bufferSubData(gl.ARRAY_BUFFER, 10, new Float32Array(0));
     wtu.glErrorShouldBe(gl, gl.NO_ERROR,
         "calling bufferSubData with zero-sized ArrayBufferView should succeed");

     // Arguments that are not ArrayBuffers, null or undefined should throw a TypeError exception
     shouldThrow("gl.bufferSubData(gl.ARRAY_BUFFER, 0, 42);");
     shouldThrow("gl.bufferSubData(gl.ARRAY_BUFFER, 0, 5.5);");
     shouldThrow("gl.bufferSubData(gl.ARRAY_BUFFER, 0, \"5.5\");");
     shouldThrow("gl.bufferSubData(gl.ARRAY_BUFFER, 0, [4]);");
     shouldThrow("gl.bufferSubData(gl.ARRAY_BUFFER, 0, { mynumber: 42});");
     shouldThrow("gl.bufferSubData(gl.ARRAY_BUFFER, 10, null)");
     shouldThrow("gl.bufferSubData(gl.ARRAY_BUFFER, 10, undefined)");
     wtu.glErrorShouldBe(gl, gl.NO_ERROR, "should generate no GL error");

     gl.bindBuffer(gl.ARRAY_BUFFER, null);
 }

 var successfullyParsed = true;
 </script>

 <script src="../../js/js-test-post.js"></script>
 </body>
 </html>
	<!--

	/*
	** 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">
	<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 or without ArrayBuffer input");

	debug('Regression test for <a href="https://bugs.webkit.org/show_bug.cgi?id=41884">https://bugs.webkit.org/show_bug.cgi?id=41884</a> : <code>Implement bufferData and bufferSubData with ArrayBuffer as input</code>');

	var wtu = WebGLTestUtils;
	var gl = wtu.create3DContext();
	if (!gl) {
	testFailed("WebGL context does not exist");
	} else {
	testPassed("WebGL context exists");

	bufferDataTest();
	bufferDataSizesTest();

	bufferSubDataTest();
	}

	function bufferDataTest() {
	debug("");
	debug("Test bufferData without ArrayBuffer input");

	var buf = gl.createBuffer();
	shouldBeNonNull(buf);

	gl.bufferData(gl.ARRAY_BUFFER, 4, gl.STATIC_DRAW);
	wtu.glErrorShouldBe(gl, gl.INVALID_OPERATION, "no buffer bound");

	gl.bindBuffer(gl.ARRAY_BUFFER, buf);
	wtu.glErrorShouldBe(gl, gl.NO_ERROR);

	gl.bufferData(gl.ARRAY_BUFFER, -4, gl.STATIC_DRAW);
	wtu.glErrorShouldBe(gl, gl.INVALID_VALUE,
	"calling bufferData when buffer size is negative should generate INVALID_VALUE");

	gl.bufferData(gl.ARRAY_BUFFER, null, gl.STATIC_DRAW);
	wtu.glErrorShouldBe(gl, gl.INVALID_VALUE,
	"calling bufferData when BufferDataSource is null should generate INVALID_VALUE");

	gl.bufferData(gl.ARRAY_BUFFER, undefined, gl.STATIC_DRAW);
	wtu.glErrorShouldBe(gl, gl.INVALID_VALUE,
	"calling bufferData when BufferDataSource is undefined should generate INVALID_VALUE");

	gl.bindBuffer(gl.ARRAY_BUFFER, null);
	}

	function bufferDataSizesTest() {
	debug("");
	debug("Test bufferData overloads");

	// bufferData has an integer overload and an ArrayBuffer overload.
	// Per the WebIDL spec, the overload resolution algorithm should resolve types as follows:
	// - If the argument is null or undefined, pick the nullable type, which is ArrayBuffer.
	// Per the WebGL spec, null should flag INVALID_VALUE.
	// - If the argument is an ArrayBuffer, then pick the ArrayBuffer overload
	// - Everything else should pick the numeric overload. This means things like objects, strings,
	// floating point numbers, arrays of numbers and strings, etc should convert themselves to a number.
	var bufferDataParams = [
	{ parameter: 0, expectedBufferSize: 0 },
	{ parameter: 4, expectedBufferSize: 4 },
	{ parameter: 5.1, expectedBufferSize: 5 },
	{ parameter: 5.8, expectedBufferSize: 5 },
	{ parameter: 5.5, expectedBufferSize: 5 },

	{ parameter: "4", expectedBufferSize: 4 },
	{ parameter: "5.1", expectedBufferSize: 5 },
	{ parameter: "5.8", expectedBufferSize: 5 },
	{ parameter: "5.5", expectedBufferSize: 5 },
	{ parameter: "0", expectedBufferSize: 0 },

	{ parameter: [42, 64], expectedBufferSize: 0 },
	{ parameter: [42], expectedBufferSize: 42 },
	{ parameter: ["42"], expectedBufferSize: 42 },
	{ parameter: ["42", "64"], expectedBufferSize: 0 },

	{ parameter: new ArrayBuffer(0), expectedBufferSize: 0 },
	{ parameter: new ArrayBuffer(4), expectedBufferSize: 4 },

	{ parameter: "WebGL Rocks!", expectedBufferSize: 0 },
	{ parameter: { mystring: "WebGL Rocks!" }, expectedBufferSize: 0 },
	];

	bufferDataParams.forEach(function (bufferDataParam) {
	var buffer = gl.createBuffer();
	gl.bindBuffer(gl.ARRAY_BUFFER, buffer);

	gl.bufferData(gl.ARRAY_BUFFER, bufferDataParam.parameter, gl.STATIC_DRAW);
	wtu.glErrorShouldBe(gl, gl.NO_ERROR, "Passing " + bufferDataParam.parameter + " to bufferData");

	shouldEvaluateTo("gl.getBufferParameter(gl.ARRAY_BUFFER, gl.BUFFER_SIZE)", bufferDataParam.expectedBufferSize);
	});

	gl.bindBuffer(gl.ARRAY_BUFFER, null);
	}

	function bufferSubDataTest() {
	debug("");
	debug("Test bufferSubData");

	var buf = gl.createBuffer();
	gl.bindBuffer(gl.ARRAY_BUFFER, buf);

	gl.bufferSubData(gl.ARRAY_BUFFER, 0, new ArrayBuffer(1));
	wtu.glErrorShouldBe(gl, gl.INVALID_VALUE, "Calling bufferSubData before bufferData should fail");

	gl.bufferData(gl.ARRAY_BUFFER, 128, gl.STATIC_DRAW);
	wtu.glErrorShouldBe(gl, gl.NO_ERROR);

	var array = new ArrayBuffer(64);

	gl.bufferSubData(gl.ARRAY_BUFFER, -10, array);
	wtu.glErrorShouldBe(gl, gl.INVALID_VALUE,
	"calling bufferSubData with ArrayBuffer when offset is negative should INVALID_VALUE");

	gl.bufferSubData(gl.ARRAY_BUFFER, 65, array);
	wtu.glErrorShouldBe(gl, gl.INVALID_VALUE, "buffer overflow");

	gl.bufferSubData(gl.ARRAY_BUFFER, -10, new Float32Array(8));
	wtu.glErrorShouldBe(gl, gl.INVALID_VALUE,
	"calling bufferSubData with ArrayBufferView when offset is negative should generate INVALID_VALUE");

	gl.bufferSubData(gl.ARRAY_BUFFER, 10, array);
	wtu.glErrorShouldBe(gl, gl.NO_ERROR,
	"calling bufferSubData with ArrayBuffer should succeed");

	gl.bufferSubData(gl.ARRAY_BUFFER, 10, new Float32Array(0));
	wtu.glErrorShouldBe(gl, gl.NO_ERROR,
	"calling bufferSubData with zero-sized ArrayBufferView should succeed");

	// Arguments that are not ArrayBuffers, null or undefined should throw a TypeError exception
	shouldThrow("gl.bufferSubData(gl.ARRAY_BUFFER, 0, 42);");
	shouldThrow("gl.bufferSubData(gl.ARRAY_BUFFER, 0, 5.5);");
	shouldThrow("gl.bufferSubData(gl.ARRAY_BUFFER, 0, \"5.5\");");
	shouldThrow("gl.bufferSubData(gl.ARRAY_BUFFER, 0, [4]);");
	shouldThrow("gl.bufferSubData(gl.ARRAY_BUFFER, 0, { mynumber: 42});");
	shouldThrow("gl.bufferSubData(gl.ARRAY_BUFFER, 10, null)");
	shouldThrow("gl.bufferSubData(gl.ARRAY_BUFFER, 10, undefined)");
	wtu.glErrorShouldBe(gl, gl.NO_ERROR, "should generate no GL error");

	gl.bindBuffer(gl.ARRAY_BUFFER, null);
	}

	var successfullyParsed = true;
	</script>

	<script src="../../js/js-test-post.js"></script>
	</body>
	</html>