/*-------------------------------------------------------------------------
 * drawElements Quality Program OpenGL ES 2.0 Module
 * -------------------------------------------------
 *
 * Copyright 2014 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 *//*!
 * \file
 * \brief Negative GL State API tests.
 *//*--------------------------------------------------------------------*/

#include "es2fNegativeStateApiTests.hpp"
#include "es2fApiCase.hpp"
#include "gluShaderProgram.hpp"
#include "deMemory.h"

#include "glwEnums.hpp"
#include "glwDefs.hpp"

using namespace glw; // GL types

namespace deqp
{
namespace gles2
{
namespace Functional
{

using tcu::TestLog;

static const char* uniformTestVertSource	=	"uniform mediump vec4 vTest;\n"
												"void main (void)\n"
												"{\n"
												"	gl_Position = vTest;\n"
												"}\n\0";
static const char* uniformTestFragSource	=	"uniform mediump ivec4 fTest;\n"
												"void main (void)\n"
												"{\n"
												"	gl_FragColor = vec4(fTest);\n"
												"}\n\0";

NegativeStateApiTests::NegativeStateApiTests (Context& context)
	: TestCaseGroup(context, "state", "Negative GL State API Cases")
{
}

NegativeStateApiTests::~NegativeStateApiTests (void)
{
}

void NegativeStateApiTests::init (void)
{
	// Enabling & disabling states

	ES2F_ADD_API_CASE(enable, "Invalid glEnable() usage",
		{
			m_log << TestLog::Section("", "GL_INVALID_ENUM is generated if cap is not one of the allowed values.");
			glEnable(-1);
			expectError(GL_INVALID_ENUM);
			m_log << TestLog::EndSection;
		});
	ES2F_ADD_API_CASE(disable, "Invalid glDisable() usage",
		{
			m_log << TestLog::Section("", "GL_INVALID_ENUM is generated if cap is not one of the allowed values.");
			glDisable(-1);
			expectError(GL_INVALID_ENUM);
			m_log << TestLog::EndSection;
		});

	// Simple state queries

	ES2F_ADD_API_CASE(get_booleanv, "Invalid glGetBooleanv() usage",
		{
			m_log << TestLog::Section("", "GL_INVALID_ENUM is generated if pname is not one of the allowed values.");
			GLboolean params[1] = { GL_FALSE };
			glGetBooleanv(-1, &params[0]);
			expectError(GL_INVALID_ENUM);
			m_log << TestLog::EndSection;
		});
	ES2F_ADD_API_CASE(get_floatv, "Invalid glGetFloatv() usage",
		{
			m_log << TestLog::Section("", "GL_INVALID_ENUM is generated if pname is not one of the allowed values.");
			GLfloat params[1] = { 0.0f };
			glGetFloatv(-1, &params[0]);
			expectError(GL_INVALID_ENUM);
			m_log << TestLog::EndSection;
		});
	ES2F_ADD_API_CASE(get_integerv, "Invalid glGetIntegerv() usage",
		{
			m_log << TestLog::Section("", "GL_INVALID_ENUM is generated if pname is not one of the allowed values.");
			GLint params[1] = { 0 };
			glGetIntegerv(-1, &params[0]);
			expectError(GL_INVALID_ENUM);
			m_log << TestLog::EndSection;
		});
	ES2F_ADD_API_CASE(get_string, "Invalid glGetString() usage",
		{
			m_log << TestLog::Section("", "GL_INVALID_ENUM is generated if name is not an accepted value.");
			glGetString(0);
			expectError(GL_INVALID_ENUM);
			m_log << TestLog::EndSection;
		});

	// Enumerated state queries: Shaders

	ES2F_ADD_API_CASE(get_attached_shaders, "Invalid glGetAttachedShaders() usage",
		{
			GLuint shaders[1]	= { 0 };
			GLuint shaderObject = glCreateShader(GL_VERTEX_SHADER);
			GLuint program		= glCreateProgram();
			GLsizei count[1]	= { -1 };

			m_log << TestLog::Section("", "GL_INVALID_VALUE is generated if program is not a value generated by OpenGL.");
			glGetAttachedShaders(-1, 1, &count[0], &shaders[0]);
			expectError(GL_INVALID_VALUE);
			m_log << TestLog::EndSection;

			m_log << TestLog::Section("", "GL_INVALID_OPERATION is generated if program is not a program object.");
			glGetAttachedShaders(shaderObject, 1, &count[0], &shaders[0]);
			expectError(GL_INVALID_OPERATION);
			m_log << TestLog::EndSection;

			m_log << TestLog::Section("", "GL_INVALID_VALUE is generated if maxCount is less than 0.");
			glGetAttachedShaders(program, -1, &count[0], &shaders[0]);
			expectError(GL_INVALID_VALUE);
			m_log << TestLog::EndSection;

			glDeleteShader(shaderObject);
			glDeleteProgram(program);
		});
	ES2F_ADD_API_CASE(get_shaderiv, "Invalid glGetShaderiv() usage",
		{
			GLboolean shaderCompilerSupported;
			glGetBooleanv(GL_SHADER_COMPILER, &shaderCompilerSupported);
			if (!shaderCompilerSupported)
				m_log << TestLog::Message << "// Shader compiler not supported, always expect GL_INVALID_OPERATION" << TestLog::EndMessage;
			else
				m_log << TestLog::Message << "// Shader compiler supported" << TestLog::EndMessage;

			GLuint shader	= glCreateShader(GL_VERTEX_SHADER);
			GLuint program	= glCreateProgram();
			GLint param[1]	= { -1 };

			m_log << TestLog::Section("", "GL_INVALID_ENUM is generated if pname is not an accepted value.");
			glGetShaderiv(shader, -1, &param[0]);
			expectError(GL_INVALID_ENUM);
			m_log << TestLog::EndSection;

			m_log << TestLog::Section("", "GL_INVALID_VALUE is generated if shader is not a value generated by OpenGL.");
			glGetShaderiv(-1, GL_SHADER_TYPE, &param[0]);
			expectError(GL_INVALID_VALUE);
			m_log << TestLog::EndSection;

			m_log << TestLog::Section("", "GL_INVALID_OPERATION is generated if pname is GL_COMPILE_STATUS, GL_INFO_LOG_LENGTH, or GL_SHADER_SOURCE_LENGTH but a shader compiler is not supported.");
			glGetShaderiv(shader, GL_COMPILE_STATUS, &param[0]);
			expectError(shaderCompilerSupported ? GL_NO_ERROR : GL_INVALID_OPERATION);
			glGetShaderiv(shader, GL_INFO_LOG_LENGTH, &param[0]);
			expectError(shaderCompilerSupported ? GL_NO_ERROR : GL_INVALID_OPERATION);
			glGetShaderiv(shader, GL_SHADER_SOURCE_LENGTH, &param[0]);
			expectError(shaderCompilerSupported ? GL_NO_ERROR : GL_INVALID_OPERATION);
			m_log << TestLog::EndSection;

			m_log << TestLog::Section("", "GL_INVALID_OPERATION is generated if shader does not refer to a shader object.");
			glGetShaderiv(program, GL_SHADER_TYPE, &param[0]);
			expectError(GL_INVALID_OPERATION);
			m_log << TestLog::EndSection;

			glDeleteShader(shader);
			glDeleteProgram(program);
		});
	ES2F_ADD_API_CASE(get_shader_info_log, "Invalid glGetShaderInfoLog() usage",
		{
			GLuint shader	= glCreateShader(GL_VERTEX_SHADER);
			GLuint program	= glCreateProgram();
			GLsizei length[1] = { -1 };
			char infoLog[128];

			deMemset(&infoLog[0], 0, sizeof(infoLog));

			m_log << TestLog::Section("", "GL_INVALID_VALUE is generated if shader is not a value generated by OpenGL.");
			glGetShaderInfoLog(-1, 128, &length[0], &infoLog[0]);
			expectError(GL_INVALID_VALUE);
			m_log << TestLog::EndSection;

			m_log << TestLog::Section("", "GL_INVALID_OPERATION is generated if shader is not a shader object.");
			glGetShaderInfoLog(program, 128, &length[0], &infoLog[0]);
			expectError(GL_INVALID_OPERATION);
			m_log << TestLog::EndSection;

			m_log << TestLog::Section("", "GL_INVALID_VALUE is generated if maxLength is less than 0.");
			glGetShaderInfoLog(shader, -1, &length[0], &infoLog[0]);
			expectError(GL_INVALID_VALUE);
			m_log << TestLog::EndSection;

			glDeleteShader(shader);
			glDeleteProgram(program);
		});
	ES2F_ADD_API_CASE(get_shader_precision_format, "Invalid glGetShaderPrecisionFormat() usage",
		{
			GLboolean shaderCompilerSupported;
			glGetBooleanv(GL_SHADER_COMPILER, &shaderCompilerSupported);
			if (!shaderCompilerSupported)
				m_log << TestLog::Message << "// Shader compiler not supported, always expect GL_INVALID_OPERATION" << TestLog::EndMessage;
			else
				m_log << TestLog::Message << "// Shader compiler supported" << TestLog::EndMessage;

			GLint range[2];
			range[0] = -1;
			range[1] = -1;
			GLint precision[1] = { -1 };

			m_log << TestLog::Section("", "GL_INVALID_ENUM is generated if shaderType or precisionType is not an accepted value.");
			glGetShaderPrecisionFormat (-1, GL_MEDIUM_FLOAT, &range[0], &precision[0]);
			expectError(shaderCompilerSupported ? GL_INVALID_ENUM : GL_INVALID_OPERATION);
			glGetShaderPrecisionFormat (GL_VERTEX_SHADER, -1, &range[0], &precision[0]);
			expectError(shaderCompilerSupported ? GL_INVALID_ENUM : GL_INVALID_OPERATION);
			glGetShaderPrecisionFormat (-1, -1, &range[0], &precision[0]);
			expectError(shaderCompilerSupported ? GL_INVALID_ENUM : GL_INVALID_OPERATION);
			m_log << TestLog::EndSection;

			m_log << TestLog::Section("", "GL_INVALID_OPERATION is generated if a shader compiler is not supported.");
			glGetShaderPrecisionFormat (GL_VERTEX_SHADER, GL_MEDIUM_FLOAT, &range[0], &precision[0]);
			expectError(shaderCompilerSupported ? GL_NO_ERROR : GL_INVALID_OPERATION);
			m_log << TestLog::EndSection;
		});
	ES2F_ADD_API_CASE(get_shader_source, "Invalid glGetShaderSource() usage",
		{
			GLsizei length[1] = { -1 };
			char source[1] = { 0 };
			GLuint program	= glCreateProgram();
			GLuint shader	= glCreateShader(GL_VERTEX_SHADER);

			m_log << TestLog::Section("", "GL_INVALID_VALUE is generated if shader is not a value generated by OpenGL.");
			glGetShaderSource(-1, 1, &length[0], &source[0]);
			expectError(GL_INVALID_VALUE);
			m_log << TestLog::EndSection;

			m_log << TestLog::Section("", "GL_INVALID_OPERATION is generated if shader is not a shader object.");
			glGetShaderSource(program, 1, &length[0], &source[0]);
			expectError(GL_INVALID_OPERATION);
			m_log << TestLog::EndSection;

			m_log << TestLog::Section("", "GL_INVALID_VALUE is generated if bufSize is less than 0.");
			glGetShaderSource(shader, -1, &length[0], &source[0]);
			expectError(GL_INVALID_VALUE);
			m_log << TestLog::EndSection;

			glDeleteProgram(program);
			glDeleteShader(shader);
		});

	// Enumerated state queries: Programs

	ES2F_ADD_API_CASE(get_programiv, "Invalid glGetProgramiv() usage",
		{
			GLuint program	= glCreateProgram();
			GLuint shader	= glCreateShader(GL_VERTEX_SHADER);
			GLint params[1] = { -1 };

			m_log << TestLog::Section("", "GL_INVALID_ENUM is generated if pname is not an accepted value.");
			glGetProgramiv(program, -1, &params[0]);
			expectError(GL_INVALID_ENUM);
			m_log << TestLog::EndSection;

			m_log << TestLog::Section("", "GL_INVALID_VALUE is generated if program is not a value generated by OpenGL.");
			glGetProgramiv(-1, GL_LINK_STATUS, &params[0]);
			expectError(GL_INVALID_VALUE);
			m_log << TestLog::EndSection;

			m_log << TestLog::Section("", "GL_INVALID_OPERATION is generated if program does not refer to a program object.");
			glGetProgramiv(shader, GL_LINK_STATUS, &params[0]);
			expectError(GL_INVALID_OPERATION);
			m_log << TestLog::EndSection;

			glDeleteProgram(program);
			glDeleteShader(shader);
		});
	ES2F_ADD_API_CASE(get_program_info_log, "Invalid glGetProgramInfoLog() usage",
		{
			GLuint program	= glCreateProgram();
			GLuint shader	= glCreateShader(GL_VERTEX_SHADER);
			GLsizei length[1] = { -1 };
			char infoLog[1] = { 0 };

			m_log << TestLog::Section("", "GL_INVALID_VALUE is generated if program is not a value generated by OpenGL.");
			glGetProgramInfoLog (-1, 1, &length[0], &infoLog[0]);
			expectError(GL_INVALID_VALUE);
			m_log << TestLog::EndSection;

			m_log << TestLog::Section("", "GL_INVALID_OPERATION is generated if program is not a program object.");
			glGetProgramInfoLog (shader, 1, &length[0], &infoLog[0]);
			expectError(GL_INVALID_OPERATION);
			m_log << TestLog::EndSection;

			m_log << TestLog::Section("", "GL_INVALID_VALUE is generated if maxLength is less than 0.");
			glGetProgramInfoLog (program, -1, &length[0], &infoLog[0]);
			expectError(GL_INVALID_VALUE);
			m_log << TestLog::EndSection;

			glDeleteProgram(program);
			glDeleteShader(shader);
		});

	// Enumerated state queries: Shader variables

	ES2F_ADD_API_CASE(get_tex_parameterfv, "Invalid glGetTexParameterfv() usage",
		{
			GLfloat params[1] = { 0.0f };

			m_log << TestLog::Section("", "GL_INVALID_ENUM is generated if target or pname is not an accepted value.");
			glGetTexParameterfv (-1, GL_TEXTURE_MAG_FILTER, &params[0]);
			expectError(GL_INVALID_ENUM);
			glGetTexParameterfv (GL_TEXTURE_2D, -1, &params[0]);
			expectError(GL_INVALID_ENUM);
			glGetTexParameterfv (-1, -1, &params[0]);
			expectError(GL_INVALID_ENUM);
			m_log << TestLog::EndSection;
		});
	ES2F_ADD_API_CASE(get_tex_parameteriv, "Invalid glGetTexParameteriv() usage",
		{
			GLint params[1] = { -1 };

			m_log << TestLog::Section("", "GL_INVALID_ENUM is generated if target or pname is not an accepted value.");
			glGetTexParameteriv (-1, GL_TEXTURE_MAG_FILTER, &params[0]);
			expectError(GL_INVALID_ENUM);
			glGetTexParameteriv (GL_TEXTURE_2D, -1, &params[0]);
			expectError(GL_INVALID_ENUM);
			glGetTexParameteriv (-1, -1, &params[0]);
			expectError(GL_INVALID_ENUM);
			m_log << TestLog::EndSection;
		});
	ES2F_ADD_API_CASE(get_uniformfv, "Invalid glGetUniformfv() usage",
		{
			glu::ShaderProgram program(m_context.getRenderContext(), glu::makeVtxFragSources(uniformTestVertSource, uniformTestFragSource));
			glUseProgram(program.getProgram());

			GLint vUnif = glGetUniformLocation(program.getProgram(), "vTest");	// vec4
			GLint fUnif = glGetUniformLocation(program.getProgram(), "fTest");	// ivec4
			if (vUnif == -1 || fUnif == -1)
				m_testCtx.setTestResult(QP_TEST_RESULT_FAIL, "Failed to retrieve uniform location");

			GLuint shader		= glCreateShader(GL_VERTEX_SHADER);
			GLuint programEmpty = glCreateProgram();
			GLfloat params[4];

			deMemset(&params[0], 0, sizeof(params));

			m_log << TestLog::Section("", "GL_INVALID_VALUE is generated if program is not a value generated by OpenGL.");
			glGetUniformfv (-1, vUnif, &params[0]);
			expectError(GL_INVALID_VALUE);
			m_log << TestLog::EndSection;

			m_log << TestLog::Section("", "GL_INVALID_OPERATION is generated if program is not a program object.");
			glGetUniformfv (shader, vUnif, &params[0]);
			expectError(GL_INVALID_OPERATION);
			m_log << TestLog::EndSection;

			m_log << TestLog::Section("", "GL_INVALID_OPERATION is generated if program has not been successfully linked.");
			glGetUniformfv (programEmpty, vUnif, &params[0]);
			expectError(GL_INVALID_OPERATION);
			m_log << TestLog::EndSection;

			m_log << TestLog::Section("", "GL_INVALID_OPERATION is generated if location does not correspond to a valid uniform variable location for the specified program object.");
			glGetUniformfv (program.getProgram(), de::max(vUnif, fUnif)+1, &params[0]);
			expectError(GL_INVALID_OPERATION);
			m_log << TestLog::EndSection;

			glDeleteShader(shader);
			glDeleteProgram(programEmpty);
		});
	ES2F_ADD_API_CASE(get_uniformiv, "Invalid glGetUniformiv() usage",
		{
			glu::ShaderProgram program(m_context.getRenderContext(), glu::makeVtxFragSources(uniformTestVertSource, uniformTestFragSource));
			glUseProgram(program.getProgram());

			GLint vUnif = glGetUniformLocation(program.getProgram(), "vTest");	// vec4
			GLint fUnif = glGetUniformLocation(program.getProgram(), "fTest");	// ivec4
			if (vUnif == -1 || fUnif == -1)
				m_testCtx.setTestResult(QP_TEST_RESULT_FAIL, "Failed to retrieve uniform location");

			GLuint shader		= glCreateShader(GL_VERTEX_SHADER);
			GLuint programEmpty = glCreateProgram();
			GLint params[4];

			deMemset(&params[0], 0, sizeof(params));

			m_log << TestLog::Section("", "GL_INVALID_VALUE is generated if program is not a value generated by OpenGL.");
			glGetUniformiv (-1, vUnif, &params[0]);
			expectError(GL_INVALID_VALUE);
			m_log << TestLog::EndSection;

			m_log << TestLog::Section("", "GL_INVALID_OPERATION is generated if program is not a program object.");
			glGetUniformiv (shader, vUnif, &params[0]);
			expectError(GL_INVALID_OPERATION);
			m_log << TestLog::EndSection;

			m_log << TestLog::Section("", "GL_INVALID_OPERATION is generated if program has not been successfully linked.");
			glGetUniformiv (programEmpty, vUnif, &params[0]);
			expectError(GL_INVALID_OPERATION);
			m_log << TestLog::EndSection;

			m_log << TestLog::Section("", "GL_INVALID_OPERATION is generated if location does not correspond to a valid uniform variable location for the specified program object.");
			glGetUniformiv (program.getProgram(), de::max(vUnif, fUnif)+1, &params[0]);
			expectError(GL_INVALID_OPERATION);
			m_log << TestLog::EndSection;

			glDeleteShader(shader);
			glDeleteProgram(programEmpty);
		});
	ES2F_ADD_API_CASE(get_vertex_attribfv, "Invalid glGetVertexAttribfv() usage",
		{
			GLfloat params[1];

			deMemset(&params[0], 0, sizeof(params));

			m_log << TestLog::Section("", "GL_INVALID_ENUM is generated if pname is not an accepted value.");
			glGetVertexAttribfv(0, -1, &params[0]);
			expectError(GL_INVALID_ENUM);
			m_log << TestLog::EndSection;

			m_log << TestLog::Section("", "GL_INVALID_VALUE is generated if index is greater than or equal to GL_MAX_VERTEX_ATTRIBS.");
			GLint maxVertexAttribs;
			glGetIntegerv(GL_MAX_VERTEX_ATTRIBS, &maxVertexAttribs);
			glGetVertexAttribfv(maxVertexAttribs, GL_VERTEX_ATTRIB_ARRAY_ENABLED, &params[0]);
			expectError(GL_INVALID_VALUE);
			m_log << TestLog::EndSection;
		});
	ES2F_ADD_API_CASE(get_vertex_attribiv, "Invalid glGetVertexAttribiv() usage",
		{
			GLint params[1];

			deMemset(&params[0], 0, sizeof(params));

			m_log << TestLog::Section("", "GL_INVALID_ENUM is generated if pname is not an accepted value.");
			glGetVertexAttribiv(0, -1, &params[0]);
			expectError(GL_INVALID_ENUM);
			m_log << TestLog::EndSection;

			m_log << TestLog::Section("", "GL_INVALID_VALUE is generated if index is greater than or equal to GL_MAX_VERTEX_ATTRIBS.");
			GLint maxVertexAttribs;
			glGetIntegerv(GL_MAX_VERTEX_ATTRIBS, &maxVertexAttribs);
			glGetVertexAttribiv(maxVertexAttribs, GL_VERTEX_ATTRIB_ARRAY_ENABLED, &params[0]);
			expectError(GL_INVALID_VALUE);
			m_log << TestLog::EndSection;
		});
	ES2F_ADD_API_CASE(get_vertex_attrib_pointerv, "Invalid glGetVertexAttribPointerv() usage",
		{
			GLvoid* ptr[1] = { DE_NULL };

			m_log << TestLog::Section("", "GL_INVALID_ENUM is generated if pname is not an accepted value.");
			glGetVertexAttribPointerv(0, -1, &ptr[0]);
			expectError(GL_INVALID_ENUM);
			m_log << TestLog::EndSection;

			m_log << TestLog::Section("", "GL_INVALID_VALUE is generated if index is greater than or equal to GL_MAX_VERTEX_ATTRIBS.");
			GLint maxVertexAttribs;
			glGetIntegerv(GL_MAX_VERTEX_ATTRIBS, &maxVertexAttribs);
			glGetVertexAttribPointerv(maxVertexAttribs, GL_VERTEX_ATTRIB_ARRAY_POINTER, &ptr[0]);
			expectError(GL_INVALID_VALUE);
			m_log << TestLog::EndSection;
		});

	// Enumerated state queries: Buffers

	ES2F_ADD_API_CASE(get_buffer_parameteriv, "Invalid glGetBufferParameteriv() usage",
		{
			GLint params[1];
			GLuint buf;
			glGenBuffers(1, &buf);
			glBindBuffer(GL_ARRAY_BUFFER, buf);

			deMemset(&params[0], 0, sizeof(params));

			m_log << TestLog::Section("", "GL_INVALID_ENUM is generated if target or value is not an accepted value.");
			glGetBufferParameteriv(-1, GL_BUFFER_SIZE, &params[0]);
			expectError(GL_INVALID_ENUM);
			glGetBufferParameteriv(GL_ARRAY_BUFFER , -1, &params[0]);
			expectError(GL_INVALID_ENUM);
			glGetBufferParameteriv(-1, -1, &params[0]);
			expectError(GL_INVALID_ENUM);
			m_log << TestLog::EndSection;

			m_log << TestLog::Section("", "GL_INVALID_OPERATION is generated if the reserved buffer object name 0 is bound to target.");
			glBindBuffer(GL_ARRAY_BUFFER, 0);
			glGetBufferParameteriv(GL_ARRAY_BUFFER, GL_BUFFER_SIZE, &params[0]);
			expectError(GL_INVALID_OPERATION);
			m_log << TestLog::EndSection;

			glDeleteBuffers(1, &buf);
		});
	ES2F_ADD_API_CASE(get_framebuffer_attachment_parameteriv, "Invalid glGetFramebufferAttachmentParameteriv() usage",
		{
			// GL_MAJOR_VERSION query does not exist on GLES2
			// so succeeding query implies GLES3+ hardware.
			bool isES3Compatible = false;
			glw::GLint majorVersion = 0;
			glGetIntegerv(GL_MAJOR_VERSION, &majorVersion);
			if (glGetError() == GL_NO_ERROR)
				isES3Compatible = true;

			GLint params[1] = { -1 };
			GLuint fbo;
			glGenFramebuffers(1, &fbo);
			glBindFramebuffer(GL_FRAMEBUFFER, fbo);

			m_log << TestLog::Section("", "GL_INVALID_ENUM is generated if target is not GL_FRAMEBUFFER.");
			glGetFramebufferAttachmentParameteriv(-1, GL_COLOR_ATTACHMENT0, GL_FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE, &params[0]);
			expectError(GL_INVALID_ENUM);
			m_log << TestLog::EndSection;

			m_log << TestLog::Section("", "GL_INVALID_ENUM is generated if there is no attached object at the named attachment point and pname is not GL_FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE.");
			if (isES3Compatible)
			{
				glGetFramebufferAttachmentParameteriv(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_FRAMEBUFFER_ATTACHMENT_OBJECT_NAME, &params[0]);		// TYPE is GL_NONE
				expectError(GL_NO_ERROR);
				glGetFramebufferAttachmentParameteriv(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_FRAMEBUFFER_ATTACHMENT_COMPONENT_TYPE, &params[0]);	// TYPE is GL_NONE
				expectError(GL_INVALID_OPERATION);
			}
			else
			{
				glGetFramebufferAttachmentParameteriv(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_FRAMEBUFFER_ATTACHMENT_OBJECT_NAME, &params[0]);
				expectError(GL_INVALID_ENUM);
			}
			m_log << TestLog::EndSection;

			if (!isES3Compatible)
			{
				m_log << TestLog::Section("", "GL_INVALID_ENUM is generated if the attached object at the named attachment point is incompatible with pname.");
				GLint attachmentObjectType = -1;
				glGetFramebufferAttachmentParameteriv(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE, &attachmentObjectType);
				expectError(GL_NO_ERROR);

				if (attachmentObjectType == GL_RENDERBUFFER)
					glGetFramebufferAttachmentParameteriv(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_FRAMEBUFFER_ATTACHMENT_TEXTURE_LEVEL, &params[0]);
				else if (attachmentObjectType == GL_TEXTURE)
					glGetFramebufferAttachmentParameteriv(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, -1, &params[0]);
				else if (attachmentObjectType == GL_NONE)
					glGetFramebufferAttachmentParameteriv(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_FRAMEBUFFER_ATTACHMENT_OBJECT_NAME, &params[0]);
				else
					m_testCtx.setTestResult(QP_TEST_RESULT_FAIL, "Invalid return value from glGetFramebufferAttachmentParameteriv()");

				expectError(GL_INVALID_ENUM);
				m_log << TestLog::EndSection;
			}

			m_log << TestLog::Section("", "GL_INVALID_OPERATION is generated if the default framebuffer object name 0 is bound.");
			glBindFramebuffer(GL_FRAMEBUFFER, 0);
			glGetFramebufferAttachmentParameteriv(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE, &params[0]);
			if (isES3Compatible)
				expectError(GL_INVALID_OPERATION, GL_INVALID_ENUM);
			else
				expectError(GL_INVALID_OPERATION);
			m_log << TestLog::EndSection;

			glDeleteFramebuffers(1, &fbo);
		});
	ES2F_ADD_API_CASE(get_renderbuffer_parameteriv, "Invalid glGetRenderbufferParameteriv() usage",
		{
			GLint params[1];
			GLuint rbo;
			glGenRenderbuffers(1, &rbo);
			glBindRenderbuffer(GL_RENDERBUFFER, rbo);

			deMemset(&params[0], 0, sizeof(params));

			m_log << TestLog::Section("", "GL_INVALID_ENUM is generated if target is not GL_RENDERBUFFER.");
			glGetRenderbufferParameteriv(-1, GL_RENDERBUFFER_WIDTH, &params[0]);
			expectError(GL_INVALID_ENUM);
			m_log << TestLog::EndSection;

			m_log << TestLog::Section("", "GL_INVALID_ENUM is generated if pname is not one of the allowed values.");
			glGetRenderbufferParameteriv(GL_RENDERBUFFER, -1, &params[0]);
			expectError(GL_INVALID_ENUM);
			m_log << TestLog::EndSection;

			m_log << TestLog::Section("", "GL_INVALID_OPERATION is generated if the reserved renderbuffer object name 0 is bound.");
			glBindRenderbuffer(GL_RENDERBUFFER, 0);
			glGetRenderbufferParameteriv(GL_RENDERBUFFER, GL_RENDERBUFFER_WIDTH, &params[0]);
			expectError(GL_INVALID_OPERATION);
			m_log << TestLog::EndSection;

			glDeleteRenderbuffers(1, &rbo);
		});

	// Enumerated boolean state queries

	ES2F_ADD_API_CASE(get_is_enabled, "Invalid glIsEnabled() usage",
		{
			m_log << TestLog::Section("", "GL_INVALID_ENUM is generated if cap is not an accepted value.");
			glIsEnabled(-1);
			expectError(GL_INVALID_ENUM);
			glIsEnabled(GL_TRIANGLES);
			expectError(GL_INVALID_ENUM);
			m_log << TestLog::EndSection;
		});

	// Hints

	ES2F_ADD_API_CASE(hint, "Invalid glHint() usage",
		{
			m_log << TestLog::Section("", "GL_INVALID_ENUM is generated if either target or mode is not an accepted value.");
			glHint(GL_GENERATE_MIPMAP_HINT, -1);
			expectError(GL_INVALID_ENUM);
			glHint(-1, GL_FASTEST);
			expectError(GL_INVALID_ENUM);
			glHint(-1, -1);
			expectError(GL_INVALID_ENUM);
			m_log << TestLog::EndSection;
		});

	// Named object usage

	ES2F_ADD_API_CASE(is_buffer, "Invalid glIsBuffer() usage",
		{
			GLuint		buffer = 0;
			GLboolean	isBuffer;

			m_log << TestLog::Section("", "A name returned by glGenBuffers, but not yet associated with a buffer object by calling glBindBuffer, is not the name of a buffer object.");
			isBuffer		= glIsBuffer(buffer);
			checkBooleans	(isBuffer, GL_FALSE);

			glGenBuffers	(1, &buffer);
			isBuffer		= glIsBuffer(buffer);
			checkBooleans	(isBuffer, GL_FALSE);

			glBindBuffer	(GL_ARRAY_BUFFER, buffer);
			isBuffer		= glIsBuffer(buffer);
			checkBooleans	(isBuffer, GL_TRUE);

			glBindBuffer	(GL_ARRAY_BUFFER, 0);
			glDeleteBuffers	(1, &buffer);
			isBuffer		= glIsBuffer(buffer);
			checkBooleans	(isBuffer, GL_FALSE);
			m_log << TestLog::EndSection;

			expectError			(GL_NO_ERROR);
		});
	ES2F_ADD_API_CASE(is_framebuffer, "Invalid glIsFramebuffer() usage",
		{
			GLuint		fbo = 0;
			GLboolean	isFbo;

			m_log << TestLog::Section("", "A name returned by glGenFramebuffers, but not yet bound through a call to glBindFramebuffer is not the name of a framebuffer object.");
			isFbo				= glIsFramebuffer(fbo);
			checkBooleans		(isFbo, GL_FALSE);

			glGenFramebuffers	(1, &fbo);
			isFbo				= glIsFramebuffer(fbo);
			checkBooleans		(isFbo, GL_FALSE);

			glBindFramebuffer	(GL_FRAMEBUFFER, fbo);
			isFbo				= glIsFramebuffer(fbo);
			checkBooleans		(isFbo, GL_TRUE);

			glBindFramebuffer	(GL_FRAMEBUFFER, 0);
			glDeleteFramebuffers(1, &fbo);
			isFbo				= glIsFramebuffer(fbo);
			checkBooleans		(isFbo, GL_FALSE);
			m_log << TestLog::EndSection;

			expectError			(GL_NO_ERROR);
		});
	ES2F_ADD_API_CASE(is_program, "Invalid glIsProgram() usage",
		{
			GLuint		program = 0;
			GLboolean	isProgram;

			m_log << TestLog::Section("", "A name created with glCreateProgram, and not yet deleted with glDeleteProgram is a name of a program object.");
			isProgram			= glIsProgram(program);
			checkBooleans		(isProgram, GL_FALSE);

			program				= glCreateProgram();
			isProgram			= glIsProgram(program);
			checkBooleans		(isProgram, GL_TRUE);

			glDeleteProgram		(program);
			isProgram			= glIsProgram(program);
			checkBooleans		(isProgram, GL_FALSE);
			m_log << TestLog::EndSection;

			expectError			(GL_NO_ERROR);
		});
	ES2F_ADD_API_CASE(is_renderbuffer, "Invalid glIsRenderbuffer() usage",
		{
			GLuint		rbo = 0;
			GLboolean	isRbo;

			m_log << TestLog::Section("", "A name returned by glGenRenderbuffers, but not yet bound through a call to glBindRenderbuffer or glFramebufferRenderbuffer is not the name of a renderbuffer object.");
			isRbo					= glIsRenderbuffer(rbo);
			checkBooleans			(isRbo, GL_FALSE);

			glGenRenderbuffers		(1, &rbo);
			isRbo					= glIsRenderbuffer(rbo);
			checkBooleans			(isRbo, GL_FALSE);

			glBindRenderbuffer		(GL_RENDERBUFFER, rbo);
			isRbo					= glIsRenderbuffer(rbo);
			checkBooleans			(isRbo, GL_TRUE);

			glBindRenderbuffer		(GL_RENDERBUFFER, 0);
			glDeleteRenderbuffers	(1, &rbo);
			isRbo					= glIsRenderbuffer(rbo);
			checkBooleans			(isRbo, GL_FALSE);
			m_log << TestLog::EndSection;

			expectError			(GL_NO_ERROR);
		});
	ES2F_ADD_API_CASE(is_shader, "Invalid glIsShader() usage",
		{
			GLuint		shader = 0;
			GLboolean	isShader;

			m_log << TestLog::Section("", "A name created with glCreateShader, and not yet deleted with glDeleteShader is a name of a shader object.");
			isShader			= glIsProgram(shader);
			checkBooleans		(isShader, GL_FALSE);

			shader				= glCreateShader(GL_VERTEX_SHADER);
			isShader			= glIsShader(shader);
			checkBooleans		(isShader, GL_TRUE);

			glDeleteShader		(shader);
			isShader			= glIsShader(shader);
			checkBooleans		(isShader, GL_FALSE);
			m_log << TestLog::EndSection;

			expectError			(GL_NO_ERROR);
		});
	ES2F_ADD_API_CASE(is_texture, "Invalid glIsTexture() usage",
		{
			GLuint		texture = 0;
			GLboolean	isTexture;

			m_log << TestLog::Section("", "A name returned by glGenTextures, but not yet bound through a call to glBindTexture is not the name of a texture.");
			isTexture			= glIsTexture(texture);
			checkBooleans		(isTexture, GL_FALSE);

			glGenTextures		(1, &texture);
			isTexture			= glIsTexture(texture);
			checkBooleans		(isTexture, GL_FALSE);

			glBindTexture		(GL_TEXTURE_2D, texture);
			isTexture			= glIsTexture(texture);
			checkBooleans		(isTexture, GL_TRUE);

			glBindTexture		(GL_TEXTURE_2D, 0);
			glDeleteTextures	(1, &texture);
			isTexture			= glIsTexture(texture);
			checkBooleans		(isTexture, GL_FALSE);
			m_log << TestLog::EndSection;

			expectError			(GL_NO_ERROR);
		});
}

} // Functional
} // gles2
} // deqp