# This file does:
# - check whether all arguments are defined,
# - clean the build directory,
# - configure, build and test,
# - coverage and memcheck,
# - submit

set(_ARGS_BOOL
    EMPTY_BINARY_DIR

    DEBUG
    CHECK_INCLUDES
    BUILD_VIEWER

    RUN_TESTS
    TESTS_NODATA
    SEPARATE_TEST_SUITES

    RUN_MEMCHECK

    APPEND_RESULTS
    RUN_COVERAGE
    SUBMIT
    )

set(_ARGS_ONEVAL
    CTEST_SOURCE_DIRECTORY
    CTEST_BINARY_DIRECTORY
    MODEL_NAME
    BUILDER_NAME
    BUILD_NAME

    CMAKE_GENERATOR
    COVERAGE_COMMAND
    )

set(_ARGS_MULVAL
    CONFIGURE_EXTRA_OPTIONS
    )

foreach(_ARG ${_ARGS_BOOL} ${_ARGS_ONEVAL} ${_ARGS_MULVAL})
    set(_VAL "${${_ARG}}")
    message(STATUS "build parameter: ${_ARG}='${_VAL}'")
    if(_VAL STREQUAL "")
        message(FATAL_ERROR "Need value for build parameter '${_ARG}'")
    endif()
endforeach()

# CTEST_CMAKE_GENERATOR and CTEST_COVERAGE_COMMAND needed by CTest
set(CTEST_CMAKE_GENERATOR "${CMAKE_GENERATOR}")
set(CTEST_COVERAGE_COMMAND "${COVERAGE_COMMAND}")

set(CTEST_SITE "${BUILDER_NAME}")
set(CTEST_BUILD_NAME "${BUILD_NAME}")

set(NUMBER_ERRORS "0")
set(NUMBER_WARNINGS "0")

if(EMPTY_BINARY_DIR)
    message(STATUS "Removing binary directory '${CTEST_BINARY_DIRECTORY}'...")
    if(EXISTS "${CTEST_BINARY_DIRECTORY}/CMakeCache.txt")
        message(STATUS "CMakeCache.txt file exists ==> removing")
        ctest_empty_binary_directory("${CTEST_BINARY_DIRECTORY}")
    endif()
endif()

set(_CTEST_START_EXTRA_ARGS)
set(_CTEST_CONFIGURE_EXTRA_ARGS)
if(APPEND_RESULTS)
    list(APPEND _CTEST_START_EXTRA_ARGS "APPEND")
    list(APPEND _CTEST_CONFIGURE_EXTRA_ARGS "APPEND")
endif()

message(STATUS "Starting test...")
ctest_start("${MODEL_NAME}" ${_CTEST_START_EXTRA_ARGS})

# CTEST_CONFIGURATION_TYPE is needed on Windows (no leading underscore)
if(DEBUG)
    set(_CMAKE_BUILD_TYPE "Debug")
    set(_CTEST_BUILD_CONFIGURATION "Debug")
    set(CTEST_CONFIGURATION_TYPE "Debug")
else()
    set(_CMAKE_BUILD_TYPE "Release")
    set(_CTEST_BUILD_CONFIGURATION "Release")
    set(CTEST_CONFIGURATION_TYPE "Release")
endif()

set(_CONFIGURE_OPTIONS
    "-DBUILD_VIEWER=${BUILD_VIEWER}"
    "-DBUILD_TESTS=TRUE"
    "-DTESTS_NODATA=${TESTS_NODATA}"
    "-DTEST_COVERAGE=${RUN_COVERAGE}"
    "-DSEPARATE_TEST_SUITES=${SEPARATE_TEST_SUITES}"
    "-DCHECK_INCLUDES=${CHECK_INCLUDES}"
    "-DCMAKE_BUILD_TYPE=${_CMAKE_BUILD_TYPE}"
    )

message(STATUS "Configuring...")
message(STATUS "options='${_CONFIGURE_OPTIONS}'")
message(STATUS "extra options='${CONFIGURE_EXTRA_OPTIONS}'")
ctest_configure(
    OPTIONS
        "${_CONFIGURE_OPTIONS};${CONFIGURE_EXTRA_OPTIONS}"
    RETURN_VALUE
        _CONFIGURE_RESULT
    ${_CTEST_CONFIGURE_EXTRA_ARGS}
    )

message(STATUS "Building...")
ctest_build(
    CONFIGURATION "${_CTEST_BUILD_CONFIGURATION}"
    NUMBER_ERRORS _NB_BUILD_ERRORS
    NUMBER_WARNINGS _NB_BUILD_WARNINGS
    )

if(RUN_TESTS)
    message(STATUS "Running tests...")
    ctest_test(
        RETURN_VALUE _TEST_RESULT
        )
else()
    message(STATUS "Skipping tests...")
endif()

if(RUN_COVERAGE)
    message(STATUS "Collecting coverage...")
    ctest_coverage(
        RETURN_VALUE _COVERAGE_RESULT
        )
else()
    message(STATUS "Coverage skipped.")
endif()

if(RUN_MEMCHECK)
    message(STATUS "Running memcheck...")
    message(AUTHOR_WARNING "Memcheck not implemented (yet).")
else()
    message(STATUS "Memcheck skipped.")
endif()

if(SUBMIT)
    message(STATUS "Submitting...")
    ctest_submit(
        RETURN_VALUE _SUBMIT_RESULT
        )
else()
    message(STATUS "Submit skipped.")
endif()

if(_CONFIGURE_RESULT)
    list(APPEND ERROR_MESSAGES "Configure error detected!")
endif()

if(_NB_BUILD_ERRORS)
    list(APPEND ERROR_MESSAGES "Build failure detected!")
endif()

if(_TEST_RESULT)
    list(APPEND WARNING_MESSAGES "Test failure detected!")
endif()