include(MiscFunctions)

####
# Temporary workaround for VS toolset changes in 2017
# We need to disable <UseFullPaths> property, but CMake doesn't support it
# until 3.13 (not yet released)
####
if (MSVC)
configure_file(${CATCH_DIR}/misc/SelfTest.vcxproj.user
               ${CMAKE_BINARY_DIR}/projects
               COPYONLY)
endif(MSVC) #Temporary workaround


# define the sources of the self test
# Please keep these ordered alphabetically
set(TEST_SOURCES
        ${SELF_TEST_DIR}/TestMain.cpp
        ${SELF_TEST_DIR}/IntrospectiveTests/CmdLine.tests.cpp
        ${SELF_TEST_DIR}/IntrospectiveTests/GeneratorsImpl.tests.cpp
        ${SELF_TEST_DIR}/IntrospectiveTests/PartTracker.tests.cpp
        ${SELF_TEST_DIR}/IntrospectiveTests/TagAlias.tests.cpp
        ${SELF_TEST_DIR}/IntrospectiveTests/String.tests.cpp
        ${SELF_TEST_DIR}/IntrospectiveTests/Xml.tests.cpp
        ${SELF_TEST_DIR}/UsageTests/Approx.tests.cpp
        ${SELF_TEST_DIR}/UsageTests/BDD.tests.cpp
        ${SELF_TEST_DIR}/UsageTests/Benchmark.tests.cpp
        ${SELF_TEST_DIR}/UsageTests/Class.tests.cpp
        ${SELF_TEST_DIR}/UsageTests/Compilation.tests.cpp
        ${SELF_TEST_DIR}/UsageTests/Condition.tests.cpp
        ${SELF_TEST_DIR}/UsageTests/Decomposition.tests.cpp
        ${SELF_TEST_DIR}/UsageTests/EnumToString.tests.cpp
        ${SELF_TEST_DIR}/UsageTests/Exception.tests.cpp
        ${SELF_TEST_DIR}/UsageTests/Generators.tests.cpp
        ${SELF_TEST_DIR}/UsageTests/Message.tests.cpp
        ${SELF_TEST_DIR}/UsageTests/Misc.tests.cpp
        ${SELF_TEST_DIR}/UsageTests/ToStringChrono.tests.cpp
        ${SELF_TEST_DIR}/UsageTests/ToStringGeneral.tests.cpp
        ${SELF_TEST_DIR}/UsageTests/ToStringPair.tests.cpp
        ${SELF_TEST_DIR}/UsageTests/ToStringTuple.tests.cpp
        ${SELF_TEST_DIR}/UsageTests/ToStringVariant.tests.cpp
        ${SELF_TEST_DIR}/UsageTests/ToStringVector.tests.cpp
        ${SELF_TEST_DIR}/UsageTests/ToStringWhich.tests.cpp
        ${SELF_TEST_DIR}/UsageTests/Tricky.tests.cpp
        ${SELF_TEST_DIR}/UsageTests/VariadicMacros.tests.cpp
        ${SELF_TEST_DIR}/UsageTests/Matchers.tests.cpp
        )
CheckFileList(TEST_SOURCES ${SELF_TEST_DIR})

# A set of impl files that just #include a single header
# Please keep these ordered alphabetically
set(SURROGATE_SOURCES
        ${SELF_TEST_DIR}/SurrogateCpps/catch_console_colour.cpp
        ${SELF_TEST_DIR}/SurrogateCpps/catch_debugger.cpp
        ${SELF_TEST_DIR}/SurrogateCpps/catch_interfaces_reporter.cpp
        ${SELF_TEST_DIR}/SurrogateCpps/catch_option.cpp
        ${SELF_TEST_DIR}/SurrogateCpps/catch_stream.cpp
        ${SELF_TEST_DIR}/SurrogateCpps/catch_test_case_tracker.cpp
        ${SELF_TEST_DIR}/SurrogateCpps/catch_test_spec.cpp
        ${SELF_TEST_DIR}/SurrogateCpps/catch_xmlwriter.cpp
        )
CheckFileList(SURROGATE_SOURCES ${SELF_TEST_DIR}/SurrogateCpps)


# Please keep these ordered alphabetically
set(TOP_LEVEL_HEADERS
        ${HEADER_DIR}/catch.hpp
        ${HEADER_DIR}/catch_with_main.hpp
        )
CheckFileList(TOP_LEVEL_HEADERS ${HEADER_DIR})

# Please keep these ordered alphabetically
set(EXTERNAL_HEADERS
        ${HEADER_DIR}/external/clara.hpp
        )
CheckFileList(EXTERNAL_HEADERS ${HEADER_DIR}/external)


# Please keep these ordered alphabetically
set(INTERNAL_HEADERS
        ${HEADER_DIR}/internal/catch_approx.h
        ${HEADER_DIR}/internal/catch_assertionhandler.h
        ${HEADER_DIR}/internal/catch_assertioninfo.h
        ${HEADER_DIR}/internal/catch_assertionresult.h
        ${HEADER_DIR}/internal/catch_capture.hpp
        ${HEADER_DIR}/internal/catch_capture_matchers.h
        ${HEADER_DIR}/internal/catch_clara.h
        ${HEADER_DIR}/internal/catch_commandline.h
        ${HEADER_DIR}/internal/catch_common.h
        ${HEADER_DIR}/internal/catch_compiler_capabilities.h
        ${HEADER_DIR}/internal/catch_config.hpp
        ${HEADER_DIR}/internal/catch_console_colour.h
        ${HEADER_DIR}/internal/catch_context.h
        ${HEADER_DIR}/internal/catch_debug_console.h
        ${HEADER_DIR}/internal/catch_debugger.h
        ${HEADER_DIR}/internal/catch_decomposer.h
        ${HEADER_DIR}/internal/catch_default_main.hpp
        ${HEADER_DIR}/internal/catch_enforce.h
        ${HEADER_DIR}/internal/catch_errno_guard.h
        ${HEADER_DIR}/internal/catch_exception_translator_registry.h
        ${HEADER_DIR}/internal/catch_external_interfaces.h
        ${HEADER_DIR}/internal/catch_fatal_condition.h
        ${HEADER_DIR}/internal/catch_generators.hpp
        ${HEADER_DIR}/internal/catch_impl.hpp
        ${HEADER_DIR}/internal/catch_interfaces_capture.h
        ${HEADER_DIR}/internal/catch_interfaces_config.h
        ${HEADER_DIR}/internal/catch_interfaces_exception.h
        ${HEADER_DIR}/internal/catch_interfaces_registry_hub.h
        ${HEADER_DIR}/internal/catch_interfaces_reporter.h
        ${HEADER_DIR}/internal/catch_interfaces_runner.h
        ${HEADER_DIR}/internal/catch_interfaces_tag_alias_registry.h
        ${HEADER_DIR}/internal/catch_interfaces_testcase.h
        ${HEADER_DIR}/internal/catch_leak_detector.h
        ${HEADER_DIR}/internal/catch_list.h
        ${HEADER_DIR}/internal/catch_matchers.h
        ${HEADER_DIR}/internal/catch_matchers_floating.h
        ${HEADER_DIR}/internal/catch_matchers_generic.hpp
        ${HEADER_DIR}/internal/catch_matchers_string.h
        ${HEADER_DIR}/internal/catch_matchers_vector.h
        ${HEADER_DIR}/internal/catch_message.h
        ${HEADER_DIR}/internal/catch_objc.hpp
        ${HEADER_DIR}/internal/catch_objc_arc.hpp
        ${HEADER_DIR}/internal/catch_option.hpp
        ${HEADER_DIR}/internal/catch_output_redirect.h
        ${HEADER_DIR}/internal/catch_platform.h
        ${HEADER_DIR}/internal/catch_random_number_generator.h
        ${HEADER_DIR}/internal/catch_reenable_warnings.h
        ${HEADER_DIR}/internal/catch_reporter_registrars.hpp
        ${HEADER_DIR}/internal/catch_reporter_registry.h
        ${HEADER_DIR}/internal/catch_result_type.h
        ${HEADER_DIR}/internal/catch_run_context.h
        ${HEADER_DIR}/internal/catch_benchmark.h
        ${HEADER_DIR}/internal/catch_section.h
        ${HEADER_DIR}/internal/catch_section_info.h
        ${HEADER_DIR}/internal/catch_session.h
        ${HEADER_DIR}/internal/catch_singletons.hpp
        ${HEADER_DIR}/internal/catch_startup_exception_registry.h
        ${HEADER_DIR}/internal/catch_stream.h
        ${HEADER_DIR}/internal/catch_stringref.h
        ${HEADER_DIR}/internal/catch_string_manip.h
        ${HEADER_DIR}/internal/catch_suppress_warnings.h
        ${HEADER_DIR}/internal/catch_tag_alias.h
        ${HEADER_DIR}/internal/catch_tag_alias_autoregistrar.h
        ${HEADER_DIR}/internal/catch_tag_alias_registry.h
        ${HEADER_DIR}/internal/catch_test_case_info.h
        ${HEADER_DIR}/internal/catch_test_case_registry_impl.h
        ${HEADER_DIR}/internal/catch_test_case_tracker.h
        ${HEADER_DIR}/internal/catch_test_registry.h
        ${HEADER_DIR}/internal/catch_test_spec.h
        ${HEADER_DIR}/internal/catch_test_spec_parser.h
        ${HEADER_DIR}/internal/catch_text.h
        ${HEADER_DIR}/internal/catch_timer.h
        ${HEADER_DIR}/internal/catch_to_string.hpp
        ${HEADER_DIR}/internal/catch_tostring.h
        ${HEADER_DIR}/internal/catch_totals.h
        ${HEADER_DIR}/internal/catch_uncaught_exceptions.h
        ${HEADER_DIR}/internal/catch_user_interfaces.h
        ${HEADER_DIR}/internal/catch_version.h
        ${HEADER_DIR}/internal/catch_wildcard_pattern.h
        ${HEADER_DIR}/internal/catch_windows_h_proxy.h
        ${HEADER_DIR}/internal/catch_xmlwriter.h
        )
set(IMPL_SOURCES
        ${HEADER_DIR}/internal/catch_approx.cpp
        ${HEADER_DIR}/internal/catch_assertionhandler.cpp
        ${HEADER_DIR}/internal/catch_assertionresult.cpp
        ${HEADER_DIR}/internal/catch_benchmark.cpp
        ${HEADER_DIR}/internal/catch_capture_matchers.cpp
        ${HEADER_DIR}/internal/catch_commandline.cpp
        ${HEADER_DIR}/internal/catch_common.cpp
        ${HEADER_DIR}/internal/catch_config.cpp
        ${HEADER_DIR}/internal/catch_console_colour.cpp
        ${HEADER_DIR}/internal/catch_context.cpp
        ${HEADER_DIR}/internal/catch_debug_console.cpp
        ${HEADER_DIR}/internal/catch_debugger.cpp
        ${HEADER_DIR}/internal/catch_decomposer.cpp
        ${HEADER_DIR}/internal/catch_enforce.cpp
        ${HEADER_DIR}/internal/catch_errno_guard.cpp
        ${HEADER_DIR}/internal/catch_exception_translator_registry.cpp
        ${HEADER_DIR}/internal/catch_fatal_condition.cpp
        ${HEADER_DIR}/internal/catch_generators.cpp
        ${HEADER_DIR}/internal/catch_interfaces_capture.cpp
        ${HEADER_DIR}/internal/catch_interfaces_config.cpp
        ${HEADER_DIR}/internal/catch_interfaces_exception.cpp
        ${HEADER_DIR}/internal/catch_interfaces_generatortracker.h
        ${HEADER_DIR}/internal/catch_interfaces_registry_hub.cpp
        ${HEADER_DIR}/internal/catch_interfaces_runner.cpp
        ${HEADER_DIR}/internal/catch_interfaces_testcase.cpp
        ${HEADER_DIR}/internal/catch_list.cpp
        ${HEADER_DIR}/internal/catch_leak_detector.cpp
        ${HEADER_DIR}/internal/catch_matchers.cpp
        ${HEADER_DIR}/internal/catch_matchers_floating.cpp
        ${HEADER_DIR}/internal/catch_matchers_generic.cpp
        ${HEADER_DIR}/internal/catch_matchers_string.cpp
        ${HEADER_DIR}/internal/catch_message.cpp
        ${HEADER_DIR}/internal/catch_output_redirect.cpp
        ${HEADER_DIR}/internal/catch_registry_hub.cpp
        ${HEADER_DIR}/internal/catch_interfaces_reporter.cpp
        ${HEADER_DIR}/internal/catch_random_number_generator.cpp
        ${HEADER_DIR}/internal/catch_reporter_registry.cpp
        ${HEADER_DIR}/internal/catch_result_type.cpp
        ${HEADER_DIR}/internal/catch_run_context.cpp
        ${HEADER_DIR}/internal/catch_section.cpp
        ${HEADER_DIR}/internal/catch_section_info.cpp
        ${HEADER_DIR}/internal/catch_session.cpp
        ${HEADER_DIR}/internal/catch_singletons.cpp
        ${HEADER_DIR}/internal/catch_startup_exception_registry.cpp
        ${HEADER_DIR}/internal/catch_stream.cpp
        ${HEADER_DIR}/internal/catch_stringref.cpp
        ${HEADER_DIR}/internal/catch_string_manip.cpp
        ${HEADER_DIR}/internal/catch_tag_alias.cpp
        ${HEADER_DIR}/internal/catch_tag_alias_autoregistrar.cpp
        ${HEADER_DIR}/internal/catch_tag_alias_registry.cpp
        ${HEADER_DIR}/internal/catch_test_case_info.cpp
        ${HEADER_DIR}/internal/catch_test_case_registry_impl.cpp
        ${HEADER_DIR}/internal/catch_test_case_tracker.cpp
        ${HEADER_DIR}/internal/catch_test_registry.cpp
        ${HEADER_DIR}/internal/catch_test_spec.cpp
        ${HEADER_DIR}/internal/catch_test_spec_parser.cpp
        ${HEADER_DIR}/internal/catch_timer.cpp
        ${HEADER_DIR}/internal/catch_tostring.cpp
        ${HEADER_DIR}/internal/catch_totals.cpp
        ${HEADER_DIR}/internal/catch_uncaught_exceptions.cpp
        ${HEADER_DIR}/internal/catch_version.cpp
        ${HEADER_DIR}/internal/catch_wildcard_pattern.cpp
        ${HEADER_DIR}/internal/catch_xmlwriter.cpp
        )
set(INTERNAL_FILES ${IMPL_SOURCES} ${INTERNAL_HEADERS})
CheckFileList(INTERNAL_FILES ${HEADER_DIR}/internal)

# Please keep these ordered alphabetically
set(REPORTER_HEADERS
        ${HEADER_DIR}/reporters/catch_reporter_automake.hpp
        ${HEADER_DIR}/reporters/catch_reporter_bases.hpp
        ${HEADER_DIR}/reporters/catch_reporter_compact.h
        ${HEADER_DIR}/reporters/catch_reporter_console.h
        ${HEADER_DIR}/reporters/catch_reporter_junit.h
        ${HEADER_DIR}/reporters/catch_reporter_listening.h
        ${HEADER_DIR}/reporters/catch_reporter_tap.hpp
        ${HEADER_DIR}/reporters/catch_reporter_teamcity.hpp
        ${HEADER_DIR}/reporters/catch_reporter_xml.h
        )
set(REPORTER_SOURCES
        ${HEADER_DIR}/reporters/catch_reporter_bases.cpp
        ${HEADER_DIR}/reporters/catch_reporter_compact.cpp
        ${HEADER_DIR}/reporters/catch_reporter_console.cpp
        ${HEADER_DIR}/reporters/catch_reporter_junit.cpp
        ${HEADER_DIR}/reporters/catch_reporter_listening.cpp
        ${HEADER_DIR}/reporters/catch_reporter_xml.cpp
        )
set(REPORTER_FILES ${REPORTER_HEADERS} ${REPORTER_SOURCES})
CheckFileList(REPORTER_FILES ${HEADER_DIR}/reporters)

# Specify the headers, too, so CLion recognises them as project files
set(HEADERS
        ${TOP_LEVEL_HEADERS}
        ${EXTERNAL_HEADERS}
        ${INTERNAL_HEADERS}
        ${REPORTER_HEADERS}
        )

# Provide some groupings for IDEs
SOURCE_GROUP("Tests" FILES ${TEST_SOURCES})
SOURCE_GROUP("Surrogates" FILES ${SURROGATE_SOURCES})

include(CTest)

add_executable(SelfTest ${TEST_SOURCES} ${IMPL_SOURCES} ${REPORTER_SOURCES} ${SURROGATE_SOURCES} ${HEADERS})
target_include_directories(SelfTest PRIVATE ${HEADER_DIR})

if(USE_CPP17)
    message(STATUS "Enabling C++17")
    set_property(TARGET SelfTest PROPERTY CXX_STANDARD 17)
elseif(USE_CPP14)
    message(STATUS "Enabling C++14")
    set_property(TARGET SelfTest PROPERTY CXX_STANDARD 14)
else()
    message(STATUS "Enabling C++11")
    set_property(TARGET SelfTest PROPERTY CXX_STANDARD 11)
endif()

set_property(TARGET SelfTest PROPERTY CXX_STANDARD_REQUIRED ON)
set_property(TARGET SelfTest PROPERTY CXX_EXTENSIONS OFF)

if (CATCH_ENABLE_COVERAGE)
    set(ENABLE_COVERAGE ON CACHE BOOL "Enable coverage build." FORCE)
    find_package(codecov)
    add_coverage(SelfTest)
    list(APPEND LCOV_REMOVE_PATTERNS "'/usr/*'")
    coverage_evaluate()
endif()

# Add per compiler options
if ( CMAKE_CXX_COMPILER_ID MATCHES "Clang|AppleClang|GNU" )
    target_compile_options( SelfTest PRIVATE -Wall -Wextra -Wunreachable-code -Wpedantic -Wmissing-declarations )
    if (CATCH_ENABLE_WERROR)
        target_compile_options( SelfTest PRIVATE -Werror)
    endif()
endif()
# Clang specific options go here
if ( CMAKE_CXX_COMPILER_ID MATCHES "Clang" )
    target_compile_options( SelfTest PRIVATE -Wweak-vtables -Wexit-time-destructors -Wglobal-constructors -Wmissing-noreturn )
endif()
if ( CMAKE_CXX_COMPILER_ID MATCHES "MSVC" )
    STRING(REGEX REPLACE "/W[0-9]" "/W4" CMAKE_CXX_FLAGS ${CMAKE_CXX_FLAGS}) # override default warning level
    target_compile_options( SelfTest PRIVATE /w44265 /w44061 /w44062 /w45038 )
    if (CATCH_ENABLE_WERROR)
        target_compile_options( SelfTest PRIVATE /WX)
    endif()
    # Force MSVC to consider everything as encoded in utf-8
    target_compile_options( SelfTest PRIVATE /utf-8 )
endif()


# configure unit tests via CTest
add_test(NAME RunTests COMMAND $<TARGET_FILE:SelfTest>)

add_test(NAME ListTests COMMAND $<TARGET_FILE:SelfTest> --list-tests --verbosity high)
set_tests_properties(ListTests PROPERTIES 
    PASS_REGULAR_EXPRESSION "[0-9]+ test cases"
    FAIL_REGULAR_EXPRESSION "Hidden Test"
)

add_test(NAME ListTags COMMAND $<TARGET_FILE:SelfTest> --list-tags)
set_tests_properties(ListTags PROPERTIES 
    PASS_REGULAR_EXPRESSION "[0-9]+ tags" 
    FAIL_REGULAR_EXPRESSION "\\[\\.\\]")

add_test(NAME ListReporters COMMAND $<TARGET_FILE:SelfTest> --list-reporters)
set_tests_properties(ListReporters PROPERTIES PASS_REGULAR_EXPRESSION "Available reporters:")

add_test(NAME ListTestNamesOnly COMMAND $<TARGET_FILE:SelfTest> --list-test-names-only)
set_tests_properties(ListTestNamesOnly PROPERTIES 
    PASS_REGULAR_EXPRESSION "Regex string matcher"
    FAIL_REGULAR_EXPRESSION "Hidden Test")

add_test(NAME NoAssertions COMMAND $<TARGET_FILE:SelfTest> -w NoAssertions)
set_tests_properties(NoAssertions PROPERTIES PASS_REGULAR_EXPRESSION "No assertions in test case")

add_test(NAME NoTest COMMAND $<TARGET_FILE:SelfTest> -w NoTests "___nonexistent_test___")
set_tests_properties(NoTest PROPERTIES PASS_REGULAR_EXPRESSION "No test cases matched")

# AppVeyor has a Python 2.7 in path, but doesn't have .py files as autorunnable
add_test(NAME ApprovalTests COMMAND ${PYTHON_EXECUTABLE} ${CATCH_DIR}/scripts/approvalTests.py $<TARGET_FILE:SelfTest>)
set_tests_properties(ApprovalTests PROPERTIES FAIL_REGULAR_EXPRESSION "Results differed")

if (CATCH_USE_VALGRIND)
    add_test(NAME ValgrindRunTests COMMAND valgrind --leak-check=full --error-exitcode=1 $<TARGET_FILE:SelfTest>)
    add_test(NAME ValgrindListTests COMMAND valgrind --leak-check=full --error-exitcode=1 $<TARGET_FILE:SelfTest> --list-tests --verbosity high)
    set_tests_properties(ValgrindListTests PROPERTIES PASS_REGULAR_EXPRESSION "definitely lost: 0 bytes in 0 blocks")
    add_test(NAME ValgrindListTags COMMAND valgrind --leak-check=full --error-exitcode=1 $<TARGET_FILE:SelfTest> --list-tags)
    set_tests_properties(ValgrindListTags PROPERTIES PASS_REGULAR_EXPRESSION "definitely lost: 0 bytes in 0 blocks")
endif()