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Kitware
GitHub Repository: Kitware/CMake
 Path: blob/master/Tests/CTestConfig/CMakeLists.txt
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cmake_minimum_required(VERSION 3.10)

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project(CTestConfig)

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include(CTest)

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# We expect this configure to occur through a 'ctest -D Experimental' or a

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# 'ctest -S script.cmake' call.

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#

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# In either case, we expect CMAKE_BUILD_TYPE to be defined for single-configuration

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# build trees and not defined for multi-configuration build trees. The value of

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# CMAKE_CONFIGURATION_TYPES should not be relied upon to determine whether we

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# are using a multi-config generator or not, the GENERATOR_IS_MULTI_CONFIG

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# global property is the canonical way to do that as of CMake 3.9.

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#

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get_property(_isMultiConfig GLOBAL PROPERTY GENERATOR_IS_MULTI_CONFIG)

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if(_isMultiConfig)

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  if(NOT DEFINED CMAKE_CONFIGURATION_TYPES OR CMAKE_CONFIGURATION_TYPES STREQUAL "")

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    message(FATAL_ERROR "CMAKE_CONFIGURATION_TYPES is not defined or is empty "

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        "(but must be defined and non-empty for a multi-configuration generator)")

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  endif()

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  if(DEFINED CMAKE_BUILD_TYPE AND NOT CMAKE_BUILD_TYPE STREQUAL "")

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    message(FATAL_ERROR "CMAKE_BUILD_TYPE='${CMAKE_BUILD_TYPE}' is defined and non-empty "

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        "(but should not be for a multi-configuration generator)")

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  endif()

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  set(_configs ${CMAKE_CONFIGURATION_TYPES})

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else()

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  # Populating CMAKE_CONFIGURATION_TYPES even for single config generators is

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  # common enough for user projects that we don't want to consider it an error.

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  # We just need CMAKE_BUILD_TYPE to be set and ignore CMAKE_CONFIGURATION_TYPES.

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  if(NOT DEFINED CMAKE_BUILD_TYPE OR CMAKE_BUILD_TYPE STREQUAL "")

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    message(FATAL_ERROR "CMAKE_BUILD_TYPE is not defined or is empty "

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        "(but should be defined and non-empty for a single-configuration generator)")

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  endif()

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  add_definitions(-DCMAKE_BUILD_TYPE="${CMAKE_BUILD_TYPE}")

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  set(_configs ${CMAKE_BUILD_TYPE})

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endif()

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add_executable(ctc CTestConfig.cxx)

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foreach(cfg ${_configs})

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  add_test(NAME ctc-${cfg} CONFIGURATIONS ${cfg} COMMAND ctc --config $<CONFIGURATION>)

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  if(_isMultiConfig)

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    set_property(TEST ctc-${cfg}

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      PROPERTY PASS_REGULAR_EXPRESSION "CMAKE_INTDIR is ${cfg}")

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    set_property(TEST ctc-${cfg}

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      PROPERTY FAIL_REGULAR_EXPRESSION "CMAKE_BUILD_TYPE is")

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  else()

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    set_property(TEST ctc-${cfg}

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      PROPERTY PASS_REGULAR_EXPRESSION "CMAKE_BUILD_TYPE is ${cfg}")

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    set_property(TEST ctc-${cfg}

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      PROPERTY FAIL_REGULAR_EXPRESSION "CMAKE_INTDIR is")

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  endif()

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endforeach()

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