| <!-- |
| Copyright (c) 2020 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>Character Set</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/glsl-conformance-test.js"></script> |
| </head> |
| <body> |
| |
| <div id="description"></div> |
| <div id="console"></div> |
| <canvas id="canvas" width="2" height="2"> </canvas> |
| <script> |
| "use strict"; |
| // See http://crbug.com/1108588 for original failing case. |
| // Check "OpenGL Registry The OpenGL ES Shading Language" |
| // Section 3.2 Character Sets For more info |
| description("This test checks character set validation for glsl."); |
| |
| debug(""); |
| debug("Canvas.getContext"); |
| |
| let wtu = WebGLTestUtils; |
| let gl = wtu.create3DContext("canvas"); |
| let consoleDiv = document.getElementById("console"); |
| if (!gl) { |
| testFailed("context does not exist"); |
| } else { |
| testPassed("context exists"); |
| |
| debug(""); |
| debug("Checking shader character set validation and compilation"); |
| |
| runTest(); |
| } |
| |
| function testShaderSource(shaderSource, msg) { |
| if (!quietMode()) { |
| wtu.addShaderSource(consoleDiv, "test fragment shader", shaderSource); |
| } |
| |
| let shader = gl.createShader(gl.FRAGMENT_SHADER); |
| if (shader == null) { |
| testFailed("*** Error: unable to create shader '" + shaderSource + "'"); |
| return; |
| } |
| |
| gl.shaderSource(shader, shaderSource); |
| wtu.glErrorShouldBe(gl, gl.NO_ERROR, msg); |
| } |
| |
| function MUST(ifTruthy) { |
| return ifTruthy ? 'MUST' : 'MUST NOT'; |
| } |
| |
| function runTest() { |
| |
| const BAD_STRINGS = [ |
| '$', |
| '"', |
| '一些注释', |
| '#line 42 "foo.glsl"', |
| ]; |
| const TESTS = [ |
| ['in identifier', s => s, false], |
| ['in comment', s => `// ${s}`, true, true], |
| ['in ifdef-out', s => `#if 0 \n${s} \n#endif`, true], |
| ['in ifdef-out #preproc', s => `#if 0 \n#${s} \n#endif`, true], |
| ['in #preproc', s => `#${s}`, false], |
| ['in comment after #define', s => `#define TEST // ${s}`, true], // Regression test for crbug.com/940865 |
| ]; |
| |
| const glsl_tests = []; |
| |
| for (const s of BAD_STRINGS) { |
| for (const [where, template, validCompile] of TESTS) { |
| const st = template(s); |
| const src = ` |
| precision mediump float; |
| ${st} |
| void main() { |
| gl_FragColor = vec4(1, 0, 0, 1); |
| }`.trim(); |
| |
| testShaderSource(src, `shaderSource allows Out-of-charset string '${s}' ${where} until compilation.`); |
| |
| glsl_tests.push( |
| { |
| fShaderSource: src, |
| fShaderSuccess: validCompile, |
| linkSuccess: validCompile, |
| passMsg: `Out-of-charset string '${s}' ${where} ${MUST(validCompile)} compile.` |
| } |
| ); |
| } |
| } |
| |
| GLSLConformanceTester.runTests(glsl_tests); |
| } |
| |
| debug(""); |
| var successfullyParsed = true; |
| |
| </script> |
| </body> |
| </html> |
