catch2/tests/ExtraTests/CMakeLists.txt

#
# Build extra tests.
#

cmake_minimum_required( VERSION 3.10 )

project( Catch2ExtraTests LANGUAGES CXX )

message( STATUS "Extra tests included" )


add_test(
  NAME TestShardingIntegration
  COMMAND ${PYTHON_EXECUTABLE} ${CATCH_DIR}/tests/TestScripts/testSharding.py $<TARGET_FILE:SelfTest>
)
set_tests_properties(TestShardingIntegration
  PROPERTIES
    LABELS "uses-python"
)

add_test(
  NAME TestSharding::OverlyLargeShardIndex
  COMMAND $<TARGET_FILE:SelfTest>  --shard-index 5 --shard-count 5
)
set_tests_properties(
    TestSharding::OverlyLargeShardIndex
  PROPERTIES
    PASS_REGULAR_EXPRESSION "The shard count \\(5\\) must be greater than the shard index \\(5\\)"
)

# The MinDuration reporting tests do not need separate compilation, but
# they have non-trivial execution time, so they are categorized as
# extra tests, so that they are run less.
add_test(NAME MinDuration::SimpleThreshold COMMAND $<TARGET_FILE:SelfTest> --min-duration 0.950 [min_duration_test])
set_tests_properties(
    MinDuration::SimpleThreshold
  PROPERTIES
    PASS_REGULAR_EXPRESSION "s: sleep_for_1000ms"
    FAIL_REGULAR_EXPRESSION "sleep_for_100ms"
    RUN_SERIAL ON  # The test is timing sensitive, so we want to run it
    # serially to avoid false positives on oversubscribed machines
)

# -d yes overrides the threshold, so we should see the faster test even
# with a ridiculous high min duration threshold
add_test(NAME MinDuration::DurationOverrideYes COMMAND $<TARGET_FILE:SelfTest> --min-duration 1.0 -d yes [min_duration_test])
set_tests_properties(
    MinDuration::DurationOverrideYes
  PROPERTIES
    PASS_REGULAR_EXPRESSION "s: sleep_for_100ms"
)

# -d no overrides the threshold, so we should never see any tests even
# with ridiculously low min duration threshold
add_test(NAME MinDuration::DurationOverrideNo COMMAND $<TARGET_FILE:SelfTest> --min-duration 0.0001 -d no [min_duration_test])
set_tests_properties(
    MinDuration::DurationOverrideNo
  PROPERTIES
    FAIL_REGULAR_EXPRESSION "sleep_for_250ms"
)


# ------------ end of duration reporting tests

# define folders used:
set( TESTS_DIR   ${CATCH_DIR}/tests/ExtraTests )

add_executable(PrefixedMacros ${TESTS_DIR}/X01-PrefixedMacros.cpp)
target_compile_definitions( PrefixedMacros PRIVATE CATCH_CONFIG_PREFIX_ALL CATCH_CONFIG_RUNTIME_STATIC_REQUIRE )
# Macro configuration does not touch the compiled parts, so we can link
# it against the main library
target_link_libraries( PrefixedMacros Catch2WithMain )

add_test(NAME CATCH_CONFIG_PREFIX_ALL COMMAND PrefixedMacros -s)
set_tests_properties(
    CATCH_CONFIG_PREFIX_ALL
  PROPERTIES
    PASS_REGULAR_EXPRESSION "CATCH_"
    FAIL_REGULAR_EXPRESSION
    # The spaces are important -> They disambiguate between CATCH_REQUIRE
    # and REQUIRE without prefix.
    " REQUIRE; REQUIRE_FALSE; REQUIRE_THROWS; REQUIRE_THROWS_AS; REQUIRE_THROWS_WITH; REQUIRE_THROWS_MATCHES; REQUIRE_NOTHROW; CHECK; CHECK_FALSE; CHECKED_IF; CHECKED_ELSE; CHECK_NOFAIL; CHECK_THROWS; CHECK_THROWS_AS; CHECK_THROWS_WITH; CHECK_THROWS_MATCHES; CHECK_NOTHROW; REQUIRE_THAT; CHECK_THAT"
)


add_executable(DisabledMacros ${TESTS_DIR}/X02-DisabledMacros.cpp)
target_compile_definitions( DisabledMacros PRIVATE CATCH_CONFIG_DISABLE )
# Macro configuration does not touch the compiled parts, so we can link
# it against the main library
target_link_libraries( DisabledMacros Catch2WithMain )

add_test(NAME CATCH_CONFIG_DISABLE-1 COMMAND DisabledMacros -s)
set_tests_properties(
    CATCH_CONFIG_DISABLE-1
  PROPERTIES
    PASS_REGULAR_EXPRESSION "No tests ran"
    FAIL_REGULAR_EXPRESSION "This should not happen"
)
add_test(NAME CATCH_CONFIG_DISABLE-2 COMMAND DisabledMacros --list-tests)
set_tests_properties(
    CATCH_CONFIG_DISABLE-2
  PROPERTIES
    PASS_REGULAR_EXPRESSION "0 test cases"
)

add_executable( DisabledExceptions-DefaultHandler ${TESTS_DIR}/X03-DisabledExceptions-DefaultHandler.cpp )
add_executable( DisabledExceptions-CustomHandler ${TESTS_DIR}/X04-DisabledExceptions-CustomHandler.cpp )

foreach(target DisabledExceptions-DefaultHandler DisabledExceptions-CustomHandler)
  target_compile_options( ${target}
    PUBLIC
      $<$<CXX_COMPILER_ID:MSVC>:/EHs-c-;/D_HAS_EXCEPTIONS=0>
      $<$<OR:$<CXX_COMPILER_ID:Clang>,$<CXX_COMPILER_ID:GNU>,$<CXX_COMPILER_ID:AppleClang>>:-fno-exceptions>
  )
  target_link_libraries(${target} Catch2_buildall_interface)
endforeach()
target_compile_definitions( DisabledExceptions-CustomHandler PUBLIC CATCH_CONFIG_DISABLE_EXCEPTIONS_CUSTOM_HANDLER )


add_test(NAME CATCH_CONFIG_DISABLE_EXCEPTIONS-1 COMMAND DisabledExceptions-DefaultHandler "Tests that run")
set_tests_properties(
    CATCH_CONFIG_DISABLE_EXCEPTIONS-1
  PROPERTIES
    PASS_REGULAR_EXPRESSION "assertions: 4 \| 2 passed \| 2 failed"
    FAIL_REGULAR_EXPRESSION "abort;terminate;fatal"
)

add_executable( BazelReporter ${TESTS_DIR}/X30-BazelReporter.cpp )
target_compile_definitions( BazelReporter PRIVATE CATCH_CONFIG_BAZEL_SUPPORT )
target_link_libraries(BazelReporter Catch2_buildall_interface)
add_test(NAME CATCH_CONFIG_BAZEL_REPORTER-1
  COMMAND
  "${PYTHON_EXECUTABLE}" "${CATCH_DIR}/tests/TestScripts/testBazelReporter.py" $<TARGET_FILE:BazelReporter> "${CMAKE_CURRENT_BINARY_DIR}"
)
set_tests_properties(CATCH_CONFIG_BAZEL_REPORTER-1
  PROPERTIES
    LABELS "uses-python"
)

# We must now test this works without the build flag.
add_executable( BazelReporterNoCatchConfig ${TESTS_DIR}/X30-BazelReporter.cpp )
target_link_libraries(BazelReporterNoCatchConfig Catch2WithMain)
add_test(NAME NO_CATCH_CONFIG_BAZEL_REPORTER-1
  COMMAND
  "${PYTHON_EXECUTABLE}" "${CATCH_DIR}/tests/TestScripts/testBazelReporter.py" $<TARGET_FILE:BazelReporterNoCatchConfig> "${CMAKE_CURRENT_BINARY_DIR}"
)
set_tests_properties(NO_CATCH_CONFIG_BAZEL_REPORTER-1
  PROPERTIES
    LABELS "uses-python"
    ENVIRONMENT "BAZEL_TEST=1"
)

add_test(NAME BazelEnv::TESTBRIDGE_TEST_ONLY
  COMMAND
      $<TARGET_FILE:BazelReporterNoCatchConfig>
)
set_tests_properties(BazelEnv::TESTBRIDGE_TEST_ONLY
  PROPERTIES
    ENVIRONMENT "BAZEL_TEST=1;TESTBRIDGE_TEST_ONLY=Passing test case"
    PASS_REGULAR_EXPRESSION "All tests passed \\(1 assertion in 1 test case\\)"
)


add_test(NAME BazelEnv::Sharding
  COMMAND
    "${PYTHON_EXECUTABLE}" "${CATCH_DIR}/tests/TestScripts/testBazelSharding.py"
      $<TARGET_FILE:BazelReporterNoCatchConfig>
      "${CMAKE_CURRENT_BINARY_DIR}"
)
set_tests_properties(BazelEnv::Sharding
  PROPERTIES
    LABELS "uses-python"
)


# The default handler on Windows leads to the just-in-time debugger firing,
# which makes this test unsuitable for CI and headless runs, as it opens
# up an interactive dialog.
if (NOT WIN32)
  add_test(NAME CATCH_CONFIG_DISABLE_EXCEPTIONS-2 COMMAND DisabledExceptions-DefaultHandler "Tests that abort")
  set_tests_properties(
      CATCH_CONFIG_DISABLE_EXCEPTIONS-2
    PROPERTIES
      PASS_REGULAR_EXPRESSION "Catch will terminate"
  )
endif(NOT WIN32)


add_test(NAME CATCH_CONFIG_DISABLE_EXCEPTIONS-3 COMMAND DisabledExceptions-CustomHandler "Tests that run")
set_tests_properties(
    CATCH_CONFIG_DISABLE_EXCEPTIONS-3
  PROPERTIES
    PASS_REGULAR_EXPRESSION "assertions: 4 \| 2 passed \| 2 failed"
    FAIL_REGULAR_EXPRESSION "====== CUSTOM HANDLER ======"
)

add_test(NAME CATCH_CONFIG_DISABLE_EXCEPTIONS-4 COMMAND DisabledExceptions-CustomHandler "Tests that abort")
set_tests_properties(
    CATCH_CONFIG_DISABLE_EXCEPTIONS-4
  PROPERTIES
    PASS_REGULAR_EXPRESSION "====== CUSTOM HANDLER ======"
)


add_executable(DeferredStaticChecks ${TESTS_DIR}/X05-DeferredStaticChecks.cpp)
target_link_libraries(DeferredStaticChecks PRIVATE Catch2WithMain)
target_compile_definitions(DeferredStaticChecks PRIVATE "CATCH_CONFIG_RUNTIME_STATIC_REQUIRE")

add_test(NAME DeferredStaticChecks COMMAND DeferredStaticChecks -r compact)
set_tests_properties(
    DeferredStaticChecks
  PROPERTIES
    PASS_REGULAR_EXPRESSION "test cases: 1 \\| 1 failed\nassertions: 3 \\| 3 failed"
)


add_executable(FallbackStringifier ${TESTS_DIR}/X10-FallbackStringifier.cpp)
target_compile_definitions( FallbackStringifier PRIVATE CATCH_CONFIG_FALLBACK_STRINGIFIER=fallbackStringifier )
target_link_libraries( FallbackStringifier Catch2WithMain )

add_test(NAME FallbackStringifier COMMAND FallbackStringifier -r compact -s)
set_tests_properties(
    FallbackStringifier
  PROPERTIES
    PASS_REGULAR_EXPRESSION "foo{} for: { !!! }"
)


add_executable(DisableStringification ${TESTS_DIR}/X11-DisableStringification.cpp)
target_compile_definitions( DisableStringification PRIVATE CATCH_CONFIG_DISABLE_STRINGIFICATION )
target_link_libraries(DisableStringification Catch2WithMain)
add_test(NAME CATCH_CONFIG_DISABLE_STRINGIFICATION COMMAND DisableStringification -r compact -s)
set_tests_properties(
    CATCH_CONFIG_DISABLE_STRINGIFICATION
  PROPERTIES
    PASS_REGULAR_EXPRESSION "Disabled by CATCH_CONFIG_DISABLE_STRINGIFICATION"
    FAIL_REGULAR_EXPRESSION  "Hidden{} == Hidden{}"
)


# This test touches windows.h, so it should only be compiled under msvc
if (MSVC)
    # This test fails if it does not compile and succeeds otherwise
    add_executable(WindowsHeader ${TESTS_DIR}/X90-WindowsHeaderInclusion.cpp)
    target_link_libraries( WindowsHeader Catch2WithMain )
    add_test(NAME WindowsHeader COMMAND WindowsHeader -r compact)
    list(APPEND CATCH_WARNING_TARGETS ${EXTRA_TEST_BINARIES} WindowsHeader)
endif()


add_executable(PartialTestCaseEvents ${TESTS_DIR}/X21-PartialTestCaseEvents.cpp)
target_link_libraries(PartialTestCaseEvents PRIVATE Catch2WithMain)
add_test(
  NAME PartialTestCaseEvents
  COMMAND ${PYTHON_EXECUTABLE} ${CATCH_DIR}/tests/TestScripts/testPartialTestCaseEvent.py $<TARGET_FILE:PartialTestCaseEvents>
)
set_tests_properties(PartialTestCaseEvents
  PROPERTIES
    LABELS "uses-python"
)

add_executable(BenchmarksInCumulativeReporter ${TESTS_DIR}/X22-BenchmarksInCumulativeReporter.cpp)
target_link_libraries(BenchmarksInCumulativeReporter PRIVATE Catch2::Catch2WithMain)
add_test(
  NAME BenchmarksInCumulativeReporter
  COMMAND BenchmarksInCumulativeReporter --reporter testReporter
)
set_tests_properties(
    BenchmarksInCumulativeReporter
  PROPERTIES
    PASS_REGULAR_EXPRESSION "1\n2\n3\n4\n5\n"
)


add_executable(CasingInReporterNames ${TESTS_DIR}/X23-CasingInReporterNames.cpp)
target_link_libraries(CasingInReporterNames PRIVATE Catch2::Catch2WithMain)
add_test(
  NAME Reporters::registration-is-case-preserving
  COMMAND CasingInReporterNames --list-reporters
)
set_tests_properties(
    Reporters::registration-is-case-preserving
  PROPERTIES
    PASS_REGULAR_EXPRESSION "testReporterCASED"
)
add_test(
  NAME Reporters::selection-is-case-insensitive
  COMMAND  CasingInReporterNames -r testReportercased
)
set_tests_properties(
    Reporters::selection-is-case-insensitive
  PROPERTIES
    PASS_REGULAR_EXPRESSION "TestReporter constructed"
)

add_executable(CapturedStdoutInTestCaseEvents ${TESTS_DIR}/X27-CapturedStdoutInTestCaseEvents.cpp)
target_link_libraries(CapturedStdoutInTestCaseEvents PRIVATE Catch2::Catch2WithMain)
add_test(
  NAME Reporters::CapturedStdOutInEvents
  COMMAND CapturedStdoutInTestCaseEvents
    --reporter test-reporter
)
set_tests_properties(
    Reporters::CapturedStdOutInEvents
  PROPERTIES
    PASS_REGULAR_EXPRESSION "X27 - TestReporter constructed"
    FAIL_REGULAR_EXPRESSION "X27 ERROR"
)


if (MSVC)
  set(_NullFile "NUL")
else()
  set(_NullFile "/dev/null")
endif()

add_executable(ListenerStdoutCaptureInMultireporter ${TESTS_DIR}/X24-ListenerStdoutCaptureInMultireporter.cpp)
target_link_libraries(ListenerStdoutCaptureInMultireporter PRIVATE Catch2::Catch2WithMain)

# This test checks that there is nothing written out from the process,
# but if CMake is running the tests under Valgrind or similar tool, then
# that will write its own output to stdout and the test would fail.
if (NOT MEMORYCHECK_COMMAND)
  add_test(
    NAME MultiReporter::NoncapturingListenerDoesntCauseStdoutPassThrough
    COMMAND ListenerStdoutCaptureInMultireporter
      --reporter xml::out=${_NullFile}
      --reporter junit::out=${_NullFile}
  )

  set_tests_properties(
      MultiReporter::NoncapturingListenerDoesntCauseStdoutPassThrough
    PROPERTIES
      PASS_REGULAR_EXPRESSION "X24 - NonCapturingListener initialized"
      FAIL_REGULAR_EXPRESSION "X24 - FooBarBaz"
  )
endif()


add_executable(ListenerCanAskForCapturedStdout ${TESTS_DIR}/X25-ListenerCanAskForCapturedStdout.cpp)
target_link_libraries(ListenerCanAskForCapturedStdout PRIVATE Catch2::Catch2WithMain)
add_test(
  NAME MultiReporter::CapturingListenerCausesStdoutCapture
  COMMAND ListenerCanAskForCapturedStdout
    --reporter compact::out=${_NullFile}
    --reporter console::out=${_NullFile}
)
set_tests_properties(
    MultiReporter::CapturingListenerCausesStdoutCapture
  PROPERTIES
    PASS_REGULAR_EXPRESSION "CapturingListener initialized"
    FAIL_REGULAR_EXPRESSION "X25 - ERROR"
)

add_executable(ReporterPreferencesForPassingAssertionsIsRespected ${TESTS_DIR}/X26-ReporterPreferencesForPassingAssertionsIsRespected.cpp)
target_link_libraries(ReporterPreferencesForPassingAssertionsIsRespected PRIVATE Catch2::Catch2WithMain)
add_test(
  NAME Reporters::PreferencesForPassingAssertionsIsRespected
  COMMAND ReporterPreferencesForPassingAssertionsIsRespected
    --reporter test-reporter
)
set_tests_properties(
    Reporters::PreferencesForPassingAssertionsIsRespected
  PROPERTIES
    PASS_REGULAR_EXPRESSION "X26 - TestReporter constructed"
    FAIL_REGULAR_EXPRESSION "X26 - assertionEnded"
)
add_test(
  NAME MultiReporter::PreferencesForPassingAssertionsIsRespected
  COMMAND ReporterPreferencesForPassingAssertionsIsRespected
    --reporter test-reporter
    --reporter console::out=${_NullFile}
)
set_tests_properties(
    MultiReporter::PreferencesForPassingAssertionsIsRespected
  PROPERTIES
    PASS_REGULAR_EXPRESSION "X26 - TestReporter constructed"
    FAIL_REGULAR_EXPRESSION "X26 - assertionEnded"
)

add_executable(ListenersGetEventsBeforeReporters ${TESTS_DIR}/X28-ListenersGetEventsBeforeReporters.cpp)
target_link_libraries(ListenersGetEventsBeforeReporters PRIVATE Catch2::Catch2WithMain)
add_test(
  NAME ListenersGetEventsBeforeReporters
  COMMAND ListenersGetEventsBeforeReporters --reporter test-reporter
)
set_tests_properties(
    ListenersGetEventsBeforeReporters
  PROPERTIES
    PASS_REGULAR_EXPRESSION "X28 - TestReporter constructed"
    FAIL_REGULAR_EXPRESSION "X28 - ERROR"
)

add_executable(CustomArgumentsForReporters ${TESTS_DIR}/X29-CustomArgumentsForReporters.cpp)
target_link_libraries(CustomArgumentsForReporters PRIVATE Catch2::Catch2WithMain)
add_test(
  NAME CustomArgumentsForReporters
  COMMAND CustomArgumentsForReporters
    --reporter "test-reporter::Xa b=c 1::Xz:e = 1234"
)
set_tests_properties(
    CustomArgumentsForReporters
  PROPERTIES
    PASS_REGULAR_EXPRESSION "Xa b=c 1::Xz:e = 1234"
)


add_executable(DuplicatedTestCases-SameNameAndTags ${TESTS_DIR}/X31-DuplicatedTestCases.cpp)
target_link_libraries(DuplicatedTestCases-SameNameAndTags PRIVATE Catch2::Catch2WithMain)
add_test(
  NAME DuplicatedTestCases::SameNameAndTags
  COMMAND $<TARGET_FILE:DuplicatedTestCases-SameNameAndTags>
)
set_tests_properties(
    DuplicatedTestCases::SameNameAndTags
  PROPERTIES
     PASS_REGULAR_EXPRESSION "error: .* already defined\\."
)

add_executable(DuplicatedTestCases-SameNameDifferentTags ${TESTS_DIR}/X32-DuplicatedTestCasesDifferentTags.cpp)
target_link_libraries(DuplicatedTestCases-SameNameDifferentTags PRIVATE Catch2::Catch2WithMain)
add_test(
  NAME DuplicatedTestCases::SameNameDifferentTags
  COMMAND $<TARGET_FILE:DuplicatedTestCases-SameNameDifferentTags>
)
set_tests_properties(
    DuplicatedTestCases::SameNameDifferentTags
  PROPERTIES
     FAIL_REGULAR_EXPRESSION "error: .* already defined\\."
)

add_executable(DuplicatedTestCases-DuplicatedTestCaseMethods ${TESTS_DIR}/X33-DuplicatedTestCaseMethods.cpp)
target_link_libraries(DuplicatedTestCases-DuplicatedTestCaseMethods PRIVATE Catch2::Catch2WithMain)
add_test(
  NAME DuplicatedTestCases::DuplicatedTestCaseMethods
  COMMAND $<TARGET_FILE:DuplicatedTestCases-DuplicatedTestCaseMethods>
)
set_tests_properties(
    DuplicatedTestCases::DuplicatedTestCaseMethods
  PROPERTIES
     PASS_REGULAR_EXPRESSION "error: .* already defined\\."
)

add_executable(DuplicatedTestCases-DifferentFixtures ${TESTS_DIR}/X34-DuplicatedTestCaseMethodsDifferentFixtures.cpp)
target_link_libraries(DuplicatedTestCases-DifferentFixtures PRIVATE Catch2::Catch2WithMain)
add_test(
  NAME DuplicatedTestCases::DuplicatedTestCaseMethodsDifferentFixtures
  COMMAND $<TARGET_FILE:DuplicatedTestCases-DifferentFixtures>
)
set_tests_properties(
    DuplicatedTestCases::DuplicatedTestCaseMethodsDifferentFixtures
  PROPERTIES
    FAIL_REGULAR_EXPRESSION "error: .* already defined\\."
)


add_executable(DuplicatedReporters ${TESTS_DIR}/X35-DuplicatedReporterNames.cpp)
target_link_libraries(DuplicatedReporters PRIVATE Catch2::Catch2WithMain)
add_test(
  NAME Reporters::RegistrationErrorsAreCaught
  COMMAND $<TARGET_FILE:DuplicatedReporters>
)
set_tests_properties(
    Reporters::RegistrationErrorsAreCaught
  PROPERTIES
    PASS_REGULAR_EXPRESSION "Errors occurred during startup!"
)


#add_executable(DebugBreakMacros ${TESTS_DIR}/X12-CustomDebugBreakMacro.cpp)
#target_link_libraries(DebugBreakMacros Catch2)
#add_test(NAME DebugBreakMacros COMMAND DebugBreakMacros --break)
#set_tests_properties(
#    DebugBreakMacros
#  PROPERTIES
#    PASS_REGULAR_EXPRESSION "Pretty please, break into debugger"
#)

add_executable(NoTests ${TESTS_DIR}/X92-NoTests.cpp)
target_link_libraries(NoTests PRIVATE Catch2::Catch2WithMain)

add_test(
  NAME TestSpecs::EmptySpecWithNoTestsFails
  COMMAND $<TARGET_FILE:NoTests>
)
set_tests_properties(TestSpecs::EmptySpecWithNoTestsFails
  PROPERTIES
    WILL_FAIL ON
)
add_test(
  NAME TestSpecs::OverrideFailureWithEmptySpec
  COMMAND $<TARGET_FILE:NoTests> --allow-running-no-tests
)
add_test(
  NAME List::Listeners::WorksWithoutRegisteredListeners
  COMMAND $<TARGET_FILE:NoTests> --list-listeners
)
set( EXTRA_TEST_BINARIES
    PrefixedMacros
    DisabledMacros
    DisabledExceptions-DefaultHandler
    DisabledExceptions-CustomHandler
    FallbackStringifier
    DisableStringification
    PartialTestCaseEvents
    DuplicatedTestCases-SameNameAndTags
    DuplicatedTestCases-SameNameDifferentTags
    DuplicatedTestCases-DuplicatedTestCaseMethods
    NoTests
    ListenersGetEventsBeforeReporters
#    DebugBreakMacros
)

# Notice that we are modifying EXTRA_TEST_BINARIES destructively, do not
# use it after this point!
list(FILTER EXTRA_TEST_BINARIES EXCLUDE REGEX "DisabledExceptions.*")
list(APPEND CATCH_WARNING_TARGETS ${EXTRA_TEST_BINARIES})
set(CATCH_WARNING_TARGETS ${CATCH_WARNING_TARGETS} PARENT_SCOPE)


# This sets up a one-off executable that compiles against the amalgamated
# files, and then runs it for a super simple check that the amalgamated
# files are usable.
add_executable(AmalgamatedTestCompilation
  ${TESTS_DIR}/X91-AmalgamatedCatch.cpp
  ${CATCH_DIR}/extras/catch_amalgamated.hpp
  ${CATCH_DIR}/extras/catch_amalgamated.cpp
)
target_include_directories(AmalgamatedTestCompilation PRIVATE ${CATCH_DIR}/extras)

add_test(NAME AmalgamatedFileTest COMMAND AmalgamatedTestCompilation)
set_tests_properties(
    AmalgamatedFileTest
  PROPERTIES
    PASS_REGULAR_EXPRESSION "All tests passed \\(14 assertions in 3 test cases\\)"
)