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/*
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.
*/
// This test relies on the surrounding web page defining a variable
// "contextVersion" which indicates what version of WebGL it's running
// on -- 1 for WebGL 1.0, 2 for WebGL 2.0, etc.
"use strict";
description("This test ensures various WebGL functions fail when passed invalid OpenGL ES enums.");
debug("");
debug("Canvas.getContext");
var wtu = WebGLTestUtils;
var gl = wtu.create3DContext("canvas", undefined, contextVersion);
if (!gl) {
testFailed("context does not exist");
} else {
testPassed("context exists");
debug("");
debug("Checking gl enums.");
var buffer = new ArrayBuffer(2);
var buf = new Uint16Array(buffer);
var tex = gl.createTexture();
var program = wtu.createProgram(gl, wtu.loadStandardVertexShader(gl), wtu.loadStandardFragmentShader(gl));
gl.bindBuffer(gl.ARRAY_BUFFER, gl.createBuffer());
wtu.glErrorShouldBe(gl, gl.NO_ERROR);
var tests = [
"gl.disable(desktopGL['CLIP_PLANE0'])",
"gl.disable(desktopGL['POINT_SPRITE'])",
"gl.getBufferParameter(gl.ARRAY_BUFFER, desktopGL['PIXEL_PACK_BUFFER'])",
"gl.hint(desktopGL['PERSPECTIVE_CORRECTION_HINT'], gl.FASTEST)",
"gl.isEnabled(desktopGL['CLIP_PLANE0'])",
"gl.isEnabled(desktopGL['POINT_SPRITE'])",
"gl.pixelStorei(desktopGL['PACK_SWAP_BYTES'], 1)",
"gl.getParameter(desktopGL['NUM_COMPRESSED_TEXTURE_FORMATS'])",
"gl.getParameter(desktopGL['EXTENSIONS'])",
"gl.getParameter(desktopGL['SHADER_COMPILER'])",
"gl.getParameter(desktopGL['SHADER_BINARY_FORMATS'])",
"gl.getParameter(desktopGL['NUM_SHADER_BINARY_FORMATS'])",
];
if (contextVersion < 2) {
tests = tests.concat([
"gl.blendEquation(desktopGL['MIN'])",
"gl.blendEquation(desktopGL['MAX'])",
"gl.blendEquationSeparate(desktopGL['MIN'], gl.FUNC_ADD)",
"gl.blendEquationSeparate(desktopGL['MAX'], gl.FUNC_ADD)",
"gl.blendEquationSeparate(gl.FUNC_ADD, desktopGL['MIN'])",
"gl.blendEquationSeparate(gl.FUNC_ADD, desktopGL['MAX'])",
"gl.bufferData(gl.ARRAY_BUFFER, 16, desktopGL['STREAM_READ'])",
"gl.bufferData(gl.ARRAY_BUFFER, 16, desktopGL['STREAM_COPY'])",
"gl.bufferData(gl.ARRAY_BUFFER, 16, desktopGL['STATIC_READ'])",
"gl.bufferData(gl.ARRAY_BUFFER, 16, desktopGL['STATIC_COPY'])",
"gl.bufferData(gl.ARRAY_BUFFER, 16, desktopGL['DYNAMIC_READ'])",
"gl.bufferData(gl.ARRAY_BUFFER, 16, desktopGL['DYNAMIC_COPY'])",
"gl.bindTexture(desktopGL['TEXTURE_2D_ARRAY'], tex)",
"gl.bindTexture(desktopGL['TEXTURE_3D'], tex)",
]);
} else {
tests = tests.concat([
"gl.bindTexture(desktopGL['TEXTURE_RECTANGLE_EXT'], tex)",
"gl.enable(desktopGL['PRIMITIVE_RESTART_FIXED_INDEX'])",
"gl.getActiveUniforms(program, [0], desktopGL['UNIFORM_NAME_LENGTH'])",
"gl.getProgramParameter(program, desktopGL['ACTIVE_UNIFORM_BLOCK_MAX_NAME_LENGTH'])",
"gl.getProgramParameter(program, desktopGL['TRANSFORM_FEEDBACK_VARYING_MAX_LENGTH'])",
"gl.getProgramParameter(program, desktopGL['PROGRAM_BINARY_RETRIEVABLE_HINT'])",
"gl.getProgramParameter(program, desktopGL['PROGRAM_BINARY_LENGTH'])",
"gl.getParameter(program, desktopGL['NUM_PROGRAM_BINARY_FORMATS'])",
]);
}
for (var ii = 0; ii < tests.length; ++ii) {
TestEval(tests[ii]);
wtu.glErrorShouldBe(gl, gl.INVALID_ENUM, tests[ii] + " should return INVALID_ENUM.");
}
gl.bindTexture(gl.TEXTURE_2D, tex);
wtu.glErrorShouldBe(gl, gl.NO_ERROR);
tests = [
"gl.getTexParameter(gl.TEXTURE_2D, desktopGL['GENERATE_MIPMAP'])",
"gl.texParameteri(gl.TEXTURE_2D, desktopGL['GENERATE_MIPMAP'], 1)",
"gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_T, desktopGL['CLAMP_TO_BORDER'])",
];
if (contextVersion < 2) {
tests = tests.concat([
"gl.texParameteri(desktopGL['TEXTURE_2D_ARRAY'], gl.TEXTURE_MAG_FILTER, gl.NEAREST)",
"gl.texParameteri(desktopGL['TEXTURE_3D'], gl.TEXTURE_MAG_FILTER, gl.NEAREST)",
]);
} else {
tests = tests.concat([
"gl.texParameteri(desktopGL['TEXTURE_2D'], desktopGL['TEXTURE_SWIZZLE_R_EXT'], gl.RED)",
"gl.texParameteri(desktopGL['TEXTURE_2D'], desktopGL['TEXTURE_SWIZZLE_G_EXT'], gl.RED)",
"gl.texParameteri(desktopGL['TEXTURE_2D'], desktopGL['TEXTURE_SWIZZLE_B_EXT'], gl.RED)",
"gl.texParameteri(desktopGL['TEXTURE_2D'], desktopGL['TEXTURE_SWIZZLE_A_EXT'], gl.RED)",
"gl.texParameteri(desktopGL['TEXTURE_2D'], gl.TEXTURE_WRAP_R, desktopGL['CLAMP_TO_BORDER'])",
]);
}
for (var ii = 0; ii < tests.length; ++ii) {
TestEval(tests[ii]);
wtu.glErrorShouldBe(gl, gl.INVALID_ENUM, tests[ii] + " should return INVALID_ENUM.");
}
if (contextVersion >= 2) {
var uniformBlockProgram = wtu.loadUniformBlockProgram(gl);
gl.linkProgram(uniformBlockProgram);
shouldBe('gl.getProgramParameter(uniformBlockProgram, gl.LINK_STATUS)', 'true');
shouldBe('gl.getError()', 'gl.NO_ERROR');
gl.getActiveUniformBlockParameter(uniformBlockProgram, 0, desktopGL['UNIFORM_BLOCK_NAME_LENGTH']);
shouldBe('gl.getError()', 'gl.INVALID_ENUM');
}
}
debug("");
var successfullyParsed = true;