external/openglcts/modules/glesext/texture_buffer/esextcTextureBufferBufferParameters.cpp - third_party/vulkan-cts - Git at Google

 /*-------------------------------------------------------------------------
  * OpenGL Conformance Test Suite
  * -----------------------------
  *
  * Copyright (c) 2014-2016 The Khronos Group Inc.
  *
  * 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
  */ /*-------------------------------------------------------------------*/

 /*!
  * \file  esextcTextureBufferBufferParameters.cpp
  * \brief GetBufferParameteriv and GetBufferPointerv test (Test 9)
  */ /*-------------------------------------------------------------------*/

 #include "esextcTextureBufferBufferParameters.hpp"
 #include "gluContextInfo.hpp"
 #include "gluDefs.hpp"
 #include "glwEnums.hpp"
 #include "glwFunctions.hpp"
 #include "tcuTestLog.hpp"
 #include <stddef.h>

 namespace glcts
 {

 /* Size of buffer object's data store */
 const glw::GLint TextureBufferBufferParameters::m_bo_size =
 	256 /* number of texels */ * sizeof(glw::GLubyte) /* size of one texel */;

 /** Constructor
  *
  * @param context     Test context
  * @param name        Test case's name
  * @param description Test case's description
  **/
 TextureBufferBufferParameters::TextureBufferBufferParameters(Context& context, const ExtParameters& extParams,
 															 const char* name, const char* description)
 	: TestCaseBase(context, extParams, name, description), m_bo_id(0), m_buffer_pointer(DE_NULL)
 {
 }

 /** Deinitializes all GLES objects created for the test. */
 void TextureBufferBufferParameters::deinit(void)
 {
 	/* Retrieve GLES entry points. */
 	const glw::Functions& gl = m_context.getRenderContext().getFunctions();

 	/* Reset GLES state */
 	gl.bindBuffer(m_glExtTokens.TEXTURE_BUFFER, 0);
 	gl.unmapBuffer(m_glExtTokens.TEXTURE_BUFFER);
 	gl.getError();
 	m_buffer_pointer = DE_NULL;

 	/* Delete GLES objects */
 	if (m_bo_id != 0)
 	{
 		gl.deleteBuffers(1, &m_bo_id);
 		m_bo_id = 0;
 	}

 	/* Deinitialize base class */
 	TestCaseBase::deinit();
 }

 /** Initializes all GLES objects and reference values for the test. */
 void TextureBufferBufferParameters::initTest(void)
 {
 	/* Skip if required extensions are not supported. */
 	if (!m_is_texture_buffer_supported)
 	{
 		throw tcu::NotSupportedError(TEXTURE_BUFFER_EXTENSION_NOT_SUPPORTED, "", __FILE__, __LINE__);
 	}

 	/* Retrieve GLES entry points. */
 	const glw::Functions& gl = m_context.getRenderContext().getFunctions();

 	gl.genBuffers(1, &m_bo_id);
 	GLU_EXPECT_NO_ERROR(gl.getError(), "Could not generate buffer object!");

 	gl.bindBuffer(m_glExtTokens.TEXTURE_BUFFER, m_bo_id);
 	GLU_EXPECT_NO_ERROR(gl.getError(), "Could not bind buffer object!");
 }

 /** Query the data using glGetBufferParameteriv and compare against expected_data.
  *
  * @param target            buffer target
  * @param pname             queried parameter name
  * @param expected_data     expected return from OpenGL
  *
  * @return true if queried data is equal to expected_data, false otherwise.
  */
 glw::GLboolean TextureBufferBufferParameters::queryBufferParameteriv(glw::GLenum target, glw::GLenum pname,
 																	 glw::GLint expected_data)
 {
 	/* Retrieve GLES entry points. */
 	const glw::Functions& gl = m_context.getRenderContext().getFunctions();

 	glw::GLint	 result	  = -1;
 	glw::GLboolean test_passed = true;

 	gl.getBufferParameteriv(target, pname, &result);
 	GLU_EXPECT_NO_ERROR(gl.getError(), "Could not query for value of buffer object's parameter!");

 	if (result != expected_data)
 	{
 		test_passed = false;

 		m_testCtx.getLog() << tcu::TestLog::Message << "glGetBufferParameteriv(pname == " << pname << ") returned "
 						   << result << " which is not equal to expected value " << expected_data << "."
 						   << tcu::TestLog::EndMessage;
 	}

 	return test_passed;
 }

 /** Query the data using glGetBufferParameteri64v and compare against expected_data.
  *
  * @param target            buffer target
  * @param pname             queried parameter name
  * @param expected_data     expected return from OpenGL
  *
  * @return true if queried data is equal to expected_data, false otherwise.
  */
 glw::GLboolean TextureBufferBufferParameters::queryBufferParameteri64v(glw::GLenum target, glw::GLenum pname,
 																	   glw::GLint64 expected_data)
 {
 	/* Retrieve GLES entry points. */
 	const glw::Functions& gl = m_context.getRenderContext().getFunctions();

 	glw::GLint64   result	  = -1;
 	glw::GLboolean test_passed = true;

 	gl.getBufferParameteri64v(target, pname, &result);
 	GLU_EXPECT_NO_ERROR(gl.getError(), "Could not query for value of buffer object's parameter!");

 	if (result != expected_data)
 	{
 		test_passed = false;

 		m_testCtx.getLog() << tcu::TestLog::Message << "glGetBufferParameteri64v(pname == " << pname << ") returned "
 						   << result << " which is not equal to expected value " << expected_data << "."
 						   << tcu::TestLog::EndMessage;
 	}

 	return test_passed;
 }

 /** Query the mapped pointer using glGetBufferPointerv and compare against expected_pointer.
  *
  * @param target            buffer target
  * @param pname             queried parameter name
  * @param expected_pointer  expected return pointer from OpenGL
  *
  * @return true if queried pointer is equal to expected_params, false otherwise.
  */
 glw::GLboolean TextureBufferBufferParameters::queryBufferPointerv(glw::GLenum target, glw::GLenum pname,
 																  glw::GLvoid* expected_pointer)
 {
 	/* Retrieve GLES entry points. */
 	const glw::Functions& gl = m_context.getRenderContext().getFunctions();

 	glw::GLvoid*   result_pointer = DE_NULL;
 	glw::GLboolean test_passed	= true;

 	gl.getBufferPointerv(target, pname, &result_pointer);
 	GLU_EXPECT_NO_ERROR(gl.getError(), "Could not get the mapped buffer's pointer using getBufferPointerv!");

 	if (result_pointer != expected_pointer)
 	{
 		test_passed = false;

 		m_testCtx.getLog() << tcu::TestLog::Message << "glGetBufferPointerv(pname == " << pname << ") returned pointer "
 						   << result_pointer << " which is not equal to expected pointer " << expected_pointer << "."
 						   << tcu::TestLog::EndMessage;
 	}

 	return test_passed;
 }

 /** Executes the test.
  *
  *  Sets the test result to QP_TEST_RESULT_FAIL if the test failed, QP_TEST_RESULT_PASS otherwise.
  *
  *  Note the function throws exception should an error occur!
  *
  *  @return STOP if the test has finished, CONTINUE to indicate iterate should be called once again.
  **/
 tcu::TestNode::IterateResult TextureBufferBufferParameters::iterate(void)
 {
 	/* Retrieve GLES entry points. */
 	const glw::Functions& gl = m_context.getRenderContext().getFunctions();

 	/* Initialization */
 	initTest();

 	glw::GLboolean test_passed = true;

 	/* Query GL_BUFFER_SIZE without buffer object's data store initialized */
 	test_passed =
 		queryBufferParameteriv(m_glExtTokens.TEXTURE_BUFFER, GL_BUFFER_SIZE, 0 /* expected size */) && test_passed;
 	test_passed =
 		queryBufferParameteri64v(m_glExtTokens.TEXTURE_BUFFER, GL_BUFFER_SIZE, 0 /* expected size */) && test_passed;

 	gl.bufferData(m_glExtTokens.TEXTURE_BUFFER, m_bo_size, DE_NULL, GL_STATIC_READ);
 	GLU_EXPECT_NO_ERROR(gl.getError(), "Could not initialize buffer object's data store!");

 	/* Query GL_BUFFER_SIZE with buffer object's data store initialized */
 	test_passed = queryBufferParameteriv(m_glExtTokens.TEXTURE_BUFFER, GL_BUFFER_SIZE, m_bo_size /* expected size */) &&
 				  test_passed;
 	test_passed = queryBufferParameteri64v(m_glExtTokens.TEXTURE_BUFFER, GL_BUFFER_SIZE,
 										   (glw::GLint64)m_bo_size /* expected size */) &&
 				  test_passed;

 	/* Query GL_BUFFER_USAGE */
 	test_passed = queryBufferParameteriv(m_glExtTokens.TEXTURE_BUFFER, GL_BUFFER_USAGE, GL_STATIC_READ) && test_passed;

 	/* Query GL_BUFFER_MAP... pnames without buffer object's data store being mapped */
 	test_passed = queryBufferParameteriv(m_glExtTokens.TEXTURE_BUFFER, GL_BUFFER_MAPPED, GL_FALSE) && test_passed;

 	test_passed = queryBufferParameteriv(m_glExtTokens.TEXTURE_BUFFER, GL_BUFFER_MAP_OFFSET, 0 /* expected offset */) &&
 				  test_passed;
 	test_passed =
 		queryBufferParameteri64v(m_glExtTokens.TEXTURE_BUFFER, GL_BUFFER_MAP_OFFSET, 0 /* expected offset */) &&
 		test_passed;

 	test_passed = queryBufferParameteriv(m_glExtTokens.TEXTURE_BUFFER, GL_BUFFER_MAP_LENGTH, 0 /* expected size */) &&
 				  test_passed;
 	test_passed = queryBufferParameteri64v(m_glExtTokens.TEXTURE_BUFFER, GL_BUFFER_MAP_LENGTH, 0 /* expected size */) &&
 				  test_passed;

 	test_passed =
 		queryBufferPointerv(m_glExtTokens.TEXTURE_BUFFER, GL_BUFFER_MAP_POINTER, (glw::GLvoid*)DE_NULL) && test_passed;

 	/* Mapping whole buffer object's data store */
 	m_buffer_pointer = (glw::GLubyte*)gl.mapBufferRange(m_glExtTokens.TEXTURE_BUFFER, 0, m_bo_size, GL_MAP_READ_BIT);
 	GLU_EXPECT_NO_ERROR(gl.getError(), "Could not map buffer object's data store to client's address space!");

 	/* Query GL_BUFFER_MAP... pnames with buffer object's data store being mapped */
 	test_passed = queryBufferParameteriv(m_glExtTokens.TEXTURE_BUFFER, GL_BUFFER_MAPPED, GL_TRUE) && test_passed;

 	test_passed = queryBufferParameteriv(m_glExtTokens.TEXTURE_BUFFER, GL_BUFFER_MAP_OFFSET, 0 /* expected offset */) &&
 				  test_passed;
 	test_passed =
 		queryBufferParameteri64v(m_glExtTokens.TEXTURE_BUFFER, GL_BUFFER_MAP_OFFSET, 0 /* expected offset */) &&
 		test_passed;

 	test_passed =
 		queryBufferParameteriv(m_glExtTokens.TEXTURE_BUFFER, GL_BUFFER_MAP_LENGTH, m_bo_size /* expected size */) &&
 		test_passed;
 	test_passed = queryBufferParameteri64v(m_glExtTokens.TEXTURE_BUFFER, GL_BUFFER_MAP_LENGTH,
 										   (glw::GLint64)m_bo_size /* expected size */) &&
 				  test_passed;

 	test_passed =
 		queryBufferParameteriv(m_glExtTokens.TEXTURE_BUFFER, GL_BUFFER_ACCESS_FLAGS, GL_MAP_READ_BIT) && test_passed;

 	test_passed =
 		queryBufferPointerv(m_glExtTokens.TEXTURE_BUFFER, GL_BUFFER_MAP_POINTER, (glw::GLvoid*)m_buffer_pointer) &&
 		test_passed;

 	/* Unmapping buffer object's data store */
 	m_buffer_pointer = DE_NULL;
 	gl.unmapBuffer(m_glExtTokens.TEXTURE_BUFFER);
 	GLU_EXPECT_NO_ERROR(gl.getError(), "Unmapping buffer failed");

 	/* Mapping part of buffer object's data store */
 	m_buffer_pointer = (glw::GLubyte*)gl.mapBufferRange(m_glExtTokens.TEXTURE_BUFFER, m_bo_size / 2 /* offset */,
 														m_bo_size / 2 /* size */, GL_MAP_WRITE_BIT);
 	GLU_EXPECT_NO_ERROR(gl.getError(), "Could not map buffer object's data store to client's address space!");

 	/* Query GL_BUFFER_MAP... pnames with buffer object's data store being mapped */
 	test_passed = queryBufferParameteriv(m_glExtTokens.TEXTURE_BUFFER, GL_BUFFER_MAPPED, GL_TRUE) && test_passed;

 	test_passed = queryBufferParameteriv(m_glExtTokens.TEXTURE_BUFFER, GL_BUFFER_MAP_OFFSET,
 										 (m_bo_size / 2) /* expected offset */) &&
 				  test_passed;
 	test_passed = queryBufferParameteri64v(m_glExtTokens.TEXTURE_BUFFER, GL_BUFFER_MAP_OFFSET,
 										   (glw::GLint64)(m_bo_size / 2) /* expected offset */) &&
 				  test_passed;

 	test_passed = queryBufferParameteriv(m_glExtTokens.TEXTURE_BUFFER, GL_BUFFER_MAP_LENGTH,
 										 (m_bo_size / 2) /* expected size */) &&
 				  test_passed;
 	test_passed = queryBufferParameteri64v(m_glExtTokens.TEXTURE_BUFFER, GL_BUFFER_MAP_LENGTH,
 										   (glw::GLint64)(m_bo_size / 2) /* expected size */) &&
 				  test_passed;

 	test_passed =
 		queryBufferParameteriv(m_glExtTokens.TEXTURE_BUFFER, GL_BUFFER_ACCESS_FLAGS, GL_MAP_WRITE_BIT) && test_passed;

 	test_passed =
 		queryBufferPointerv(m_glExtTokens.TEXTURE_BUFFER, GL_BUFFER_MAP_POINTER, (glw::GLvoid*)m_buffer_pointer) &&
 		test_passed;

 	/* Unmapping buffer object's data store */
 	m_buffer_pointer = DE_NULL;
 	gl.unmapBuffer(m_glExtTokens.TEXTURE_BUFFER);
 	GLU_EXPECT_NO_ERROR(gl.getError(), "Unmapping buffer failed");

 	if (test_passed)
 	{
 		m_testCtx.setTestResult(QP_TEST_RESULT_PASS, "Pass");
 	}
 	else
 	{
 		m_testCtx.setTestResult(QP_TEST_RESULT_FAIL, "Fail");
 	}

 	return STOP;
 }

 } /* namespace glcts */
	/*-------------------------------------------------------------------------
	* OpenGL Conformance Test Suite
	* -----------------------------
	*
	* Copyright (c) 2014-2016 The Khronos Group Inc.
	*
	* 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
	/ /-------------------------------------------------------------------*/

	/*!
	* \file esextcTextureBufferBufferParameters.cpp
	* \brief GetBufferParameteriv and GetBufferPointerv test (Test 9)
	/ /-------------------------------------------------------------------*/

	#include "esextcTextureBufferBufferParameters.hpp"
	#include "gluContextInfo.hpp"
	#include "gluDefs.hpp"
	#include "glwEnums.hpp"
	#include "glwFunctions.hpp"
	#include "tcuTestLog.hpp"
	#include <stddef.h>

	namespace glcts
	{

	/* Size of buffer object's data store */
	const glw::GLint TextureBufferBufferParameters::m_bo_size =
	256 /* number of texels / sizeof(glw::GLubyte) /* size of one texel */;

	/** Constructor
	*
	* @param context Test context
	* @param name Test case's name
	* @param description Test case's description
	**/
	TextureBufferBufferParameters::TextureBufferBufferParameters(Context& context, const ExtParameters& extParams,
	const char* name, const char* description)
	: TestCaseBase(context, extParams, name, description), m_bo_id(0), m_buffer_pointer(DE_NULL)
	{
	}

	/** Deinitializes all GLES objects created for the test. */
	void TextureBufferBufferParameters::deinit(void)
	{
	/* Retrieve GLES entry points. */
	const glw::Functions& gl = m_context.getRenderContext().getFunctions();

	/* Reset GLES state */
	gl.bindBuffer(m_glExtTokens.TEXTURE_BUFFER, 0);
	gl.unmapBuffer(m_glExtTokens.TEXTURE_BUFFER);
	gl.getError();
	m_buffer_pointer = DE_NULL;

	/* Delete GLES objects */
	if (m_bo_id != 0)
	{
	gl.deleteBuffers(1, &m_bo_id);
	m_bo_id = 0;
	}

	/* Deinitialize base class */
	TestCaseBase::deinit();
	}

	/** Initializes all GLES objects and reference values for the test. */
	void TextureBufferBufferParameters::initTest(void)
	{
	/* Skip if required extensions are not supported. */
	if (!m_is_texture_buffer_supported)
	{
	throw tcu::NotSupportedError(TEXTURE_BUFFER_EXTENSION_NOT_SUPPORTED, "", __FILE__, __LINE__);
	}

	/* Retrieve GLES entry points. */
	const glw::Functions& gl = m_context.getRenderContext().getFunctions();

	gl.genBuffers(1, &m_bo_id);
	GLU_EXPECT_NO_ERROR(gl.getError(), "Could not generate buffer object!");

	gl.bindBuffer(m_glExtTokens.TEXTURE_BUFFER, m_bo_id);
	GLU_EXPECT_NO_ERROR(gl.getError(), "Could not bind buffer object!");
	}

	/** Query the data using glGetBufferParameteriv and compare against expected_data.
	*
	* @param target buffer target
	* @param pname queried parameter name
	* @param expected_data expected return from OpenGL
	*
	* @return true if queried data is equal to expected_data, false otherwise.
	*/
	glw::GLboolean TextureBufferBufferParameters::queryBufferParameteriv(glw::GLenum target, glw::GLenum pname,
	glw::GLint expected_data)
	{
	/* Retrieve GLES entry points. */
	const glw::Functions& gl = m_context.getRenderContext().getFunctions();

	glw::GLint result = -1;
	glw::GLboolean test_passed = true;

	gl.getBufferParameteriv(target, pname, &result);
	GLU_EXPECT_NO_ERROR(gl.getError(), "Could not query for value of buffer object's parameter!");

	if (result != expected_data)
	{
	test_passed = false;

	m_testCtx.getLog() << tcu::TestLog::Message << "glGetBufferParameteriv(pname == " << pname << ") returned "
	<< result << " which is not equal to expected value " << expected_data << "."
	<< tcu::TestLog::EndMessage;
	}

	return test_passed;
	}

	/** Query the data using glGetBufferParameteri64v and compare against expected_data.
	*
	* @param target buffer target
	* @param pname queried parameter name
	* @param expected_data expected return from OpenGL
	*
	* @return true if queried data is equal to expected_data, false otherwise.
	*/
	glw::GLboolean TextureBufferBufferParameters::queryBufferParameteri64v(glw::GLenum target, glw::GLenum pname,
	glw::GLint64 expected_data)
	{
	/* Retrieve GLES entry points. */
	const glw::Functions& gl = m_context.getRenderContext().getFunctions();

	glw::GLint64 result = -1;
	glw::GLboolean test_passed = true;

	gl.getBufferParameteri64v(target, pname, &result);
	GLU_EXPECT_NO_ERROR(gl.getError(), "Could not query for value of buffer object's parameter!");

	if (result != expected_data)
	{
	test_passed = false;

	m_testCtx.getLog() << tcu::TestLog::Message << "glGetBufferParameteri64v(pname == " << pname << ") returned "
	<< result << " which is not equal to expected value " << expected_data << "."
	<< tcu::TestLog::EndMessage;
	}

	return test_passed;
	}

	/** Query the mapped pointer using glGetBufferPointerv and compare against expected_pointer.
	*
	* @param target buffer target
	* @param pname queried parameter name
	* @param expected_pointer expected return pointer from OpenGL
	*
	* @return true if queried pointer is equal to expected_params, false otherwise.
	*/
	glw::GLboolean TextureBufferBufferParameters::queryBufferPointerv(glw::GLenum target, glw::GLenum pname,
	glw::GLvoid* expected_pointer)
	{
	/* Retrieve GLES entry points. */
	const glw::Functions& gl = m_context.getRenderContext().getFunctions();

	glw::GLvoid* result_pointer = DE_NULL;
	glw::GLboolean test_passed = true;

	gl.getBufferPointerv(target, pname, &result_pointer);
	GLU_EXPECT_NO_ERROR(gl.getError(), "Could not get the mapped buffer's pointer using getBufferPointerv!");

	if (result_pointer != expected_pointer)
	{
	test_passed = false;

	m_testCtx.getLog() << tcu::TestLog::Message << "glGetBufferPointerv(pname == " << pname << ") returned pointer "
	<< result_pointer << " which is not equal to expected pointer " << expected_pointer << "."
	<< tcu::TestLog::EndMessage;
	}

	return test_passed;
	}

	/** Executes the test.
	*
	* Sets the test result to QP_TEST_RESULT_FAIL if the test failed, QP_TEST_RESULT_PASS otherwise.
	*
	* Note the function throws exception should an error occur!
	*
	* @return STOP if the test has finished, CONTINUE to indicate iterate should be called once again.
	**/
	tcu::TestNode::IterateResult TextureBufferBufferParameters::iterate(void)
	{
	/* Retrieve GLES entry points. */
	const glw::Functions& gl = m_context.getRenderContext().getFunctions();

	/* Initialization */
	initTest();

	glw::GLboolean test_passed = true;

	/* Query GL_BUFFER_SIZE without buffer object's data store initialized */
	test_passed =
	queryBufferParameteriv(m_glExtTokens.TEXTURE_BUFFER, GL_BUFFER_SIZE, 0 /* expected size */) && test_passed;
	test_passed =
	queryBufferParameteri64v(m_glExtTokens.TEXTURE_BUFFER, GL_BUFFER_SIZE, 0 /* expected size */) && test_passed;

	gl.bufferData(m_glExtTokens.TEXTURE_BUFFER, m_bo_size, DE_NULL, GL_STATIC_READ);
	GLU_EXPECT_NO_ERROR(gl.getError(), "Could not initialize buffer object's data store!");

	/* Query GL_BUFFER_SIZE with buffer object's data store initialized */
	test_passed = queryBufferParameteriv(m_glExtTokens.TEXTURE_BUFFER, GL_BUFFER_SIZE, m_bo_size /* expected size */) &&
	test_passed;
	test_passed = queryBufferParameteri64v(m_glExtTokens.TEXTURE_BUFFER, GL_BUFFER_SIZE,
	(glw::GLint64)m_bo_size /* expected size */) &&
	test_passed;

	/* Query GL_BUFFER_USAGE */
	test_passed = queryBufferParameteriv(m_glExtTokens.TEXTURE_BUFFER, GL_BUFFER_USAGE, GL_STATIC_READ) && test_passed;

	/* Query GL_BUFFER_MAP... pnames without buffer object's data store being mapped */
	test_passed = queryBufferParameteriv(m_glExtTokens.TEXTURE_BUFFER, GL_BUFFER_MAPPED, GL_FALSE) && test_passed;

	test_passed = queryBufferParameteriv(m_glExtTokens.TEXTURE_BUFFER, GL_BUFFER_MAP_OFFSET, 0 /* expected offset */) &&
	test_passed;
	test_passed =
	queryBufferParameteri64v(m_glExtTokens.TEXTURE_BUFFER, GL_BUFFER_MAP_OFFSET, 0 /* expected offset */) &&
	test_passed;

	test_passed = queryBufferParameteriv(m_glExtTokens.TEXTURE_BUFFER, GL_BUFFER_MAP_LENGTH, 0 /* expected size */) &&
	test_passed;
	test_passed = queryBufferParameteri64v(m_glExtTokens.TEXTURE_BUFFER, GL_BUFFER_MAP_LENGTH, 0 /* expected size */) &&
	test_passed;

	test_passed =
	queryBufferPointerv(m_glExtTokens.TEXTURE_BUFFER, GL_BUFFER_MAP_POINTER, (glw::GLvoid*)DE_NULL) && test_passed;

	/* Mapping whole buffer object's data store */
	m_buffer_pointer = (glw::GLubyte*)gl.mapBufferRange(m_glExtTokens.TEXTURE_BUFFER, 0, m_bo_size, GL_MAP_READ_BIT);
	GLU_EXPECT_NO_ERROR(gl.getError(), "Could not map buffer object's data store to client's address space!");

	/* Query GL_BUFFER_MAP... pnames with buffer object's data store being mapped */
	test_passed = queryBufferParameteriv(m_glExtTokens.TEXTURE_BUFFER, GL_BUFFER_MAPPED, GL_TRUE) && test_passed;

	test_passed = queryBufferParameteriv(m_glExtTokens.TEXTURE_BUFFER, GL_BUFFER_MAP_OFFSET, 0 /* expected offset */) &&
	test_passed;
	test_passed =
	queryBufferParameteri64v(m_glExtTokens.TEXTURE_BUFFER, GL_BUFFER_MAP_OFFSET, 0 /* expected offset */) &&
	test_passed;

	test_passed =
	queryBufferParameteriv(m_glExtTokens.TEXTURE_BUFFER, GL_BUFFER_MAP_LENGTH, m_bo_size /* expected size */) &&
	test_passed;
	test_passed = queryBufferParameteri64v(m_glExtTokens.TEXTURE_BUFFER, GL_BUFFER_MAP_LENGTH,
	(glw::GLint64)m_bo_size /* expected size */) &&
	test_passed;

	test_passed =
	queryBufferParameteriv(m_glExtTokens.TEXTURE_BUFFER, GL_BUFFER_ACCESS_FLAGS, GL_MAP_READ_BIT) && test_passed;

	test_passed =
	queryBufferPointerv(m_glExtTokens.TEXTURE_BUFFER, GL_BUFFER_MAP_POINTER, (glw::GLvoid*)m_buffer_pointer) &&
	test_passed;

	/* Unmapping buffer object's data store */
	m_buffer_pointer = DE_NULL;
	gl.unmapBuffer(m_glExtTokens.TEXTURE_BUFFER);
	GLU_EXPECT_NO_ERROR(gl.getError(), "Unmapping buffer failed");

	/* Mapping part of buffer object's data store */
	m_buffer_pointer = (glw::GLubyte)gl.mapBufferRange(m_glExtTokens.TEXTURE_BUFFER, m_bo_size / 2 / offset */,
	m_bo_size / 2 /* size */, GL_MAP_WRITE_BIT);
	GLU_EXPECT_NO_ERROR(gl.getError(), "Could not map buffer object's data store to client's address space!");

	/* Query GL_BUFFER_MAP... pnames with buffer object's data store being mapped */
	test_passed = queryBufferParameteriv(m_glExtTokens.TEXTURE_BUFFER, GL_BUFFER_MAPPED, GL_TRUE) && test_passed;

	test_passed = queryBufferParameteriv(m_glExtTokens.TEXTURE_BUFFER, GL_BUFFER_MAP_OFFSET,
	(m_bo_size / 2) /* expected offset */) &&
	test_passed;
	test_passed = queryBufferParameteri64v(m_glExtTokens.TEXTURE_BUFFER, GL_BUFFER_MAP_OFFSET,
	(glw::GLint64)(m_bo_size / 2) /* expected offset */) &&
	test_passed;

	test_passed = queryBufferParameteriv(m_glExtTokens.TEXTURE_BUFFER, GL_BUFFER_MAP_LENGTH,
	(m_bo_size / 2) /* expected size */) &&
	test_passed;
	test_passed = queryBufferParameteri64v(m_glExtTokens.TEXTURE_BUFFER, GL_BUFFER_MAP_LENGTH,
	(glw::GLint64)(m_bo_size / 2) /* expected size */) &&
	test_passed;

	test_passed =
	queryBufferParameteriv(m_glExtTokens.TEXTURE_BUFFER, GL_BUFFER_ACCESS_FLAGS, GL_MAP_WRITE_BIT) && test_passed;

	test_passed =
	queryBufferPointerv(m_glExtTokens.TEXTURE_BUFFER, GL_BUFFER_MAP_POINTER, (glw::GLvoid*)m_buffer_pointer) &&
	test_passed;

	/* Unmapping buffer object's data store */
	m_buffer_pointer = DE_NULL;
	gl.unmapBuffer(m_glExtTokens.TEXTURE_BUFFER);
	GLU_EXPECT_NO_ERROR(gl.getError(), "Unmapping buffer failed");

	if (test_passed)
	{
	m_testCtx.setTestResult(QP_TEST_RESULT_PASS, "Pass");
	}
	else
	{
	m_testCtx.setTestResult(QP_TEST_RESULT_FAIL, "Fail");
	}

	return STOP;
	}

	} /* namespace glcts */