# FasTC
# Copyright (c) 2013 University of North Carolina at Chapel Hill.
# All rights reserved.
#
# Permission to use, copy, modify, and distribute this software and its
# documentation for educational, research, and non-profit purposes, without
# fee, and without a written agreement is hereby granted, provided that the
# above copyright notice, this paragraph, and the following four paragraphs
# appear in all copies.
#
# Permission to incorporate this software into commercial products may be
# obtained by contacting the authors or the Office of Technology Development
# at the University of North Carolina at Chapel Hill <otd@unc.edu>.
#
# This software program and documentation are copyrighted by the University of
# North Carolina at Chapel Hill. The software program and documentation are
# supplied "as is," without any accompanying services from the University of
# North Carolina at Chapel Hill or the authors. The University of North
# Carolina at Chapel Hill and the authors do not warrant that the operation of
# the program will be uninterrupted or error-free. The end-user understands
# that the program was developed for research purposes and is advised not to
# rely exclusively on the program for any reason.
#
# IN NO EVENT SHALL THE UNIVERSITY OF NORTH CAROLINA AT CHAPEL HILL OR THE
# AUTHORS BE LIABLE TO ANY PARTY FOR DIRECT, INDIRECT, SPECIAL, INCIDENTAL,
# OR CONSEQUENTIAL DAMAGES, INCLUDING LOST PROFITS, ARISING OUT OF THE USE OF
# THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF THE UNIVERSITY OF NORTH CAROLINA
# AT CHAPEL HILL OR THE AUTHORS HAVE BEEN ADVISED OF THE POSSIBILITY OF SUCH
# DAMAGE.
#
# THE UNIVERSITY OF NORTH CAROLINA AT CHAPEL HILL AND THE AUTHORS SPECIFICALLY
# DISCLAIM ANY WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE AND ANY 
# STATUTORY WARRANTY OF NON-INFRINGEMENT. THE SOFTWARE PROVIDED HEREUNDER IS ON
# AN "AS IS" BASIS, AND THE UNIVERSITY  OF NORTH CAROLINA AT CHAPEL HILL AND
# THE AUTHORS HAVE NO OBLIGATIONS TO PROVIDE MAINTENANCE, SUPPORT, UPDATES, 
# ENHANCEMENTS, OR MODIFICATIONS.
#
# Please send all BUG REPORTS to <pavel@cs.unc.edu>.
#
# The authors may be contacted via:
#
# Pavel Krajcevski
# Dept of Computer Science
# 201 S Columbia St
# Frederick P. Brooks, Jr. Computer Science Bldg
# Chapel Hill, NC 27599-3175
# USA
# 
# <http://gamma.cs.unc.edu/FasTC/>

INCLUDE_DIRECTORIES(${FasTC_SOURCE_DIR}/PVRTCEncoder/include)
INCLUDE_DIRECTORIES(${FasTC_BINARY_DIR}/PVRTCEncoder/include)
INCLUDE_DIRECTORIES(${FasTC_SOURCE_DIR}/PVRTCEncoder/src)

INCLUDE_DIRECTORIES(${FasTC_SOURCE_DIR}/Base/include)
INCLUDE_DIRECTORIES(${FasTC_SOURCE_DIR}/GTest/include)

SET(TESTS
  Block Image Decompressor
)

FOREACH(TEST ${TESTS})
  SET(TEST_NAME Test_PVRTCEncoder_${TEST})
  SET(TEST_MODULE ${TEST}Test.cpp)

  # HACK for MSVC 2012...
  IF(MSVC)
    ADD_DEFINITIONS(-D_VARIADIC_MAX=10)
  ENDIF()

  ADD_EXECUTABLE(${TEST_NAME} ${TEST_MODULE})
  TARGET_LINK_LIBRARIES(${TEST_NAME} PVRTCEncoder)
  TARGET_LINK_LIBRARIES(${TEST_NAME} gtest_main)
  ADD_TEST(${TEST_NAME} ${TEST_NAME})
ENDFOREACH()

# Test the decompressor against the included PVR Texture library....
IF(PVRTEXLIB_FOUND)

  SET(TEST_NAME Test_PVRTCEncoder_DecompVersusPVRLib)

  # Copy the .pvr files that we will use for testing...
  SET(TEST_IMAGES
    4bpp-gradient 4bpp-white 4bpp-gray 4bpp-transparent 4bpp-trans-gradient
    2bpp-gradient 2bpp-white 2bpp-gray 2bpp-transparent 2bpp-trans-gradient
  )
  FOREACH(IMAGE ${TEST_IMAGES})
    FILE(COPY
      ${FasTC_SOURCE_DIR}/PVRTCEncoder/test/data/${IMAGE}.pvr
      DESTINATION ${CMAKE_BINARY_DIR}
      USE_SOURCE_PERMISSIONS
    )
  ENDFOREACH()

  # Make sure to include the PVR library headers...
  INCLUDE_DIRECTORIES( ${PVRTEXLIB_INCLUDE_DIRS} )
  INCLUDE_DIRECTORIES( ${FasTC_SOURCE_DIR}/Core/include )

  # HACK for MSVC 2012...
  IF(MSVC)
    ADD_DEFINITIONS(-D_VARIADIC_MAX=10)
  ENDIF()

  # The cpp file to compile for the test
  ADD_EXECUTABLE(${TEST_NAME} DecompTestPVR.cpp)

  # Libraries that we need...
  TARGET_LINK_LIBRARIES(${TEST_NAME} PVRTCEncoder)
  TARGET_LINK_LIBRARIES(${TEST_NAME} gtest_main)
  TARGET_LINK_LIBRARIES(${TEST_NAME} ${PVRTEXLIB_LIBRARIES} )
  TARGET_LINK_LIBRARIES(${TEST_NAME} FasTCBase)
  TARGET_LINK_LIBRARIES(${TEST_NAME} FasTCIO)
  TARGET_LINK_LIBRARIES(${TEST_NAME} FasTCCore)

  IF(MSVC)
    ADD_TEST(${TEST_NAME}
      ${CMAKE_COMMAND} -E chdir ${CMAKE_BINARY_DIR}
      ${CMAKE_CURRENT_BINARY_DIR}/Debug/${TEST_NAME}
    )
  ELSE()
    ADD_TEST(${TEST_NAME}
      ${CMAKE_COMMAND} -E chdir ${CMAKE_BINARY_DIR}
      ${CMAKE_CURRENT_BINARY_DIR}/${TEST_NAME}
    )
  ENDIF()

ENDIF(PVRTEXLIB_FOUND)