# QTest based tests
qt5_add_resources(SUBSURFACE_TEST_RESOURCES ../subsurface.qrc)

# Access test data (dive folder) from SUBSURFACE_SOURCE by default.
# In cross compilation cases or when test will not be executed at build time
# a differnt value can be set via cmake -DSUBSURFACE_TEST_DATA.
if(NOT SUBSURFACE_TEST_DATA)
	if(CMAKE_SYSTEM_NAME STREQUAL "Windows")
		# For windows case we expect tests to be executed
		# with WORKING_DIRECTORY pointing to folder where test data can be found
		set(SUBSURFACE_TEST_DATA .)
	else()
		set(SUBSURFACE_TEST_DATA ${SUBSURFACE_SOURCE})
	endif()
endif()

add_library(RESOURCE_LIBRARY STATIC ${SUBSURFACE_TEST_RESOURCES})

if(CMAKE_SYSTEM_NAME STREQUAL "Windows")

	# Prepare a staging_tests folder
	# Test can run accessing data and dependecies for build time testing
	# or can be deployed for target testing
	# It inludes:
	#  - test data
	#  - test binaries (see TEST macro)
	#  - test binaries dependencies (see TEST macro)
	set(WINDOWS_STAGING_TESTS ${CMAKE_BINARY_DIR}/staging_tests)
	install(DIRECTORY ${SUBSURFACE_SOURCE}/dives DESTINATION ${WINDOWS_STAGING_TESTS})

	# Check if we can run tests locally using wine
	# Add a fake test used to ensure data is deployed to WINDOWS_STAGING_TESTS before running
	find_program(WINE_PROGRAM wine)
	if(WINE_PROGRAM)
		add_test(
			NAME InstallTestsDataAndDependencies
			COMMAND "${CMAKE_COMMAND}" --build ${CMAKE_CURRENT_BINARY_DIR} --target install
			)
	endif()
endif()

# Helper macro TEST used to created rules to build, link, install and run tests
macro(TEST NAME FILE)
	add_executable(${NAME} ${FILE} )
	target_link_libraries(
		${NAME}
		subsurface_corelib
		RESOURCE_LIBRARY
		${QT_TEST_LIBRARIES}
		${SUBSURFACE_LINK_LIBRARIES}
		)

	if(CMAKE_SYSTEM_NAME STREQUAL "Windows")
		# Re-install dependencies in WINDOWS_STAGING_TESTS (and not in WINDOWSSTAGING)
		# to avoid packing testing related dlls in the installer
		install(CODE "execute_process(COMMAND ${CMAKE_COMMAND} -DCMAKE_C_COMPILER=${CMAKE_C_COMPILER} -DSUBSURFACE_TARGET=${NAME} -DSUBSURFACE_SOURCE=${SUBSURFACE_SOURCE} -DSTAGING=${WINDOWS_STAGING_TESTS} -P ${CMAKE_SOURCE_DIR}/cmake/Modules/dlllist.cmake WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR})")

		# Run test using wine
		if(WINE_PROGRAM)
			add_test(
				NAME ${NAME}
				COMMAND "$<TARGET_FILE:${NAME}>"
				WORKING_DIRECTORY ${WINDOWS_STAGING_TESTS}
				)
			# Set WINEPATH (%PATH%) to WINDOWS_STAGING_TESTS allowing wine to find dlls
			# WINEDEBUG=-all is used to avoid anoying winde debug outputs
			set_tests_properties(${NAME} PROPERTIES ENVIRONMENT "WINEPATH=${WINDOWS_STAGING_TESTS};WINEDEBUG=-all")
			set_tests_properties(${NAME} PROPERTIES DEPENDS PrepareTests)
		endif()
	else()
		add_test(NAME ${NAME} COMMAND  $<TARGET_FILE:${NAME}>)
	endif()
endmacro()

enable_testing()
add_definitions(-g)
add_definitions(-DSUBSURFACE_TEST_DATA="${SUBSURFACE_TEST_DATA}")

# Build QML test runner
# add_executable demands relative path, therefore ../ 
add_executable(TestQML testqml.cpp ../subsurface-helper.cpp )
target_link_libraries(
	TestQML
	subsurface_corelib
	RESOURCE_LIBRARY
	${QT_TEST_LIBRARIES}
	${SUBSURFACE_LINK_LIBRARIES}
)

# SSRF test cases (TBD, convert to standard qTest setup)
TEST(TestUnitConversion testunitconversion.cpp)
TEST(TestProfile testprofile.cpp)
TEST(TestGpsCoords testgpscoords.cpp)
TEST(TestParse testparse.cpp)
TEST(TestPlan testplan.cpp)
TEST(TestDiveSiteDuplication testdivesiteduplication.cpp)
TEST(TestRenumber testrenumber.cpp)
TEST(TestGitStorage testgitstorage.cpp)
TEST(TestPreferences testpreferences.cpp)
TEST(TestQPrefDisplay testqPrefDisplay.cpp)
TEST(TestPicture testpicture.cpp)
TEST(TestMerge testmerge.cpp)
TEST(TestTagList testtaglist.cpp)
add_test(NAME TestQML COMMAND $<TARGET_FILE:TestQML> ${SUBSURFACE_SOURCE}/tests)


add_custom_target(check COMMAND ${CMAKE_CTEST_COMMAND}
	DEPENDS
	TestUnitConversion
	TestProfile
	TestGpsCoords
	TestParse
	TestGitStorage
	TestPlan
	TestDiveSiteDuplication
	TestQPrefDisplay
	TestPreferences
	TestRenumber
	TestPicture
	TestMerge
	TestTagList
	TestQML
)

# useful for debugging CMake issues
# print_all_variables()