null-object-behaviour-2.html (2533B)
1 <!-- 2 Copyright (c) 2019 The Khronos Group Inc. 3 Use of this source code is governed by an MIT-style license that can be 4 found in the LICENSE.txt file. 5 --> 6 7 <!DOCTYPE html> 8 <html> 9 <head> 10 <meta charset="utf-8"> 11 <link rel="stylesheet" href="../../resources/js-test-style.css"/> 12 <script src="../../js/js-test-pre.js"></script> 13 <script src="../../js/webgl-test-utils.js"></script> 14 </head> 15 <body> 16 <div id="description"></div> 17 <div id="console"></div> 18 19 <script> 20 "use strict"; 21 var wtu = WebGLTestUtils; 22 description("Tests calling WebGL 2 APIs without providing the necessary objects"); 23 24 var gl = wtu.create3DContext(undefined, undefined, 2); 25 var shouldGenerateGLError = wtu.shouldGenerateGLError; 26 27 28 for (let nullOrUndefined of [null, undefined]) { 29 shouldGenerateGLError(gl, gl.NO_ERROR, `gl.deleteQuery(${nullOrUndefined})`); 30 shouldGenerateGLError(gl, gl.NO_ERROR, `gl.isQuery(${nullOrUndefined})`); 31 shouldGenerateGLError(gl, gl.NO_ERROR, `gl.deleteSync(${nullOrUndefined})`); 32 shouldGenerateGLError(gl, gl.NO_ERROR, `gl.isSync(${nullOrUndefined})`); 33 shouldGenerateGLError(gl, gl.NO_ERROR, `gl.deleteTransformFeedback(${nullOrUndefined})`); 34 shouldGenerateGLError(gl, gl.NO_ERROR, `gl.isTransformFeedback(${nullOrUndefined})`); 35 shouldGenerateGLError(gl, gl.NO_ERROR, `gl.deleteSampler(${nullOrUndefined})`); 36 shouldGenerateGLError(gl, gl.NO_ERROR, `gl.isSampler(${nullOrUndefined})`); 37 shouldGenerateGLError(gl, gl.NO_ERROR, `gl.deleteVertexArray(${nullOrUndefined})`); 38 shouldGenerateGLError(gl, gl.NO_ERROR, `gl.isVertexArray(${nullOrUndefined})`); 39 40 shouldGenerateGLError(gl, gl.NO_ERROR, `gl.bindSampler(0, ${nullOrUndefined})`); 41 shouldThrow(`gl.samplerParameteri(${nullOrUndefined}, gl.TEXTURE_MAG_FILTER, gl.NEAREST)`); 42 shouldThrow(`gl.samplerParameterf(${nullOrUndefined}, gl.TEXTURE_MAX_LOD, 1)`); 43 shouldThrow(`gl.getSamplerParameter(${nullOrUndefined}, gl.TEXTURE_MAX_LOD)`); 44 45 shouldThrow(`gl.waitSync(${nullOrUndefined}, 0, 0)`); 46 shouldThrow(`gl.clientWaitSync(${nullOrUndefined}, 0, 0)`); 47 shouldThrow(`gl.getSyncParameter(${nullOrUndefined}, gl.OBJECT_TYPE)`); 48 49 shouldGenerateGLError(gl, gl.NO_ERROR, `gl.bindTransformFeedback(gl.TRANSFORM_FEEDBACK, ${nullOrUndefined})`); 50 shouldThrow(`gl.transformFeedbackVaryings(${nullOrUndefined}, [], gl.SEPARATE_ATTRIBS)`); 51 52 shouldGenerateGLError(gl, gl.NO_ERROR, `gl.bindVertexArray(${nullOrUndefined})`); 53 } 54 55 56 var successfullyParsed = true; 57 </script> 58 59 <script src="../../js/js-test-post.js"></script> 60 </body> 61 </html>