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find_package (Valgrind)

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find_package (LCOV)

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# static flags for test harness

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set (TEST_FLAGS --debug)

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# valgrind stuff

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if (Valgrind_FOUND)

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    # suppressions file

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    set (VALGRIND_SUPPRESSIONS ${CMAKE_CURRENT_SOURCE_DIR}/valgrind-suppressions)

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    # static flags

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    set (VALGRIND_FLAGS --leak-check=yes --num-callers=30 --suppressions=${VALGRIND_SUPPRESSIONS})

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    # command

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    set (TEST_COMMAND ${Valgrind_EXECUTABLE})

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    set (TEST_ARGS ${VALGRIND_FLAGS} ${TEST_EXECUTABLE} ${TEST_FLAGS})

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else (Valgrind_FOUND)

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    # plain command

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    set (TEST_COMMAND ${TEST_EXECUTABLE})

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    set (TEST_ARGS ${TEST_FLAGS})

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endif (Valgrind_FOUND)

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# add LCOV coverage stuff

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if (LCOV_FOUND)

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    # static flags

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    set (LCOV_FLAGS )

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    set (LCOV_GENHTML_FLAGS )

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    # path to the file generated by `lcov --capture`

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    set (LCOV_CAPTURE_PATH ${CMAKE_CURRENT_BINARY_DIR}/lcov-capture-info)

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    message (STATUS "test object files are located in ${TEST_OBJECT_DIR}")

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    # unless coverage is disabled

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    if (ENABLE_TEST_COVERAGE)

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        # create the test target with lcov instrumentation

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        add_custom_target (test

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            COMMAND ${CMAKE_COMMAND} -DTEST_OBJECT_DIR="${TEST_OBJECT_DIR}" -P "${CMAKE_CURRENT_SOURCE_DIR}/CleanProfileData.cmake"

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            COMMAND ${TEST_COMMAND} ${TEST_ARGS}

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            COMMAND ${LCOV_EXECUTABLE} ${LCOV_FLAGS} --directory ${TEST_OBJECT_DIR} --capture --output-file ${LCOV_CAPTURE_PATH}

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            COMMAND ${LCOV_GENHTML_EXECUTABLE} ${LCOV_GENHTML_FLAGS} --output-directory ${CMAKE_CURRENT_BINARY_DIR} ${LCOV_CAPTURE_PATH}

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        )

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        set (TEST_TARGET_DEFINED TRUE)

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    endif (ENABLE_TEST_COVERAGE)

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endif (LCOV_FOUND)

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if (NOT TEST_TARGET_DEFINED)

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    # add default `test` target

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    add_custom_target (test

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        COMMAND ${TEST_COMMAND} ${TEST_ARGS}

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    )

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    set (TEST_TARGET_DEFINED TRUE)

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endif (NOT TEST_TARGET_DEFINED)

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# add utility targets to run the test_harness executable

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add_custom_target (test_list

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    COMMAND ${TEST_EXECUTABLE} --list

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)

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