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cmake sometimes requires a generator if it is not defined beforehand.

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extra code comments. Maybe the test should actually try to link targets from the package instead  of just testing find_package
This commit is contained in:
Alexander Neumann 2019-03-14 22:26:16 +01:00
parent 1c7972a011
commit bdc5d538a5
1 changed files with 16 additions and 1 deletions
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17
scripts/cmake/vcpkg_test_cmake.cmake
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@ -36,17 +36,32 @@ function(vcpkg_test_cmake)
file(REMOVE_RECURSE ${CURRENT_BUILDTREES_DIR}/${TARGET_TRIPLET}-test)
file(MAKE_DIRECTORY ${CURRENT_BUILDTREES_DIR}/${TARGET_TRIPLET}-test)
#Generate Dummy source
# set(VCPKG_TEST_SOURCE ${CURRENT_BUILDTREES_DIR}/${TARGET_TRIPLET}-test/CMakeIntegration.cpp)
# file(WRITE ${VCPKG_TEST_SOURCE} "int main() \{\n")
# file(APPEND ${VCPKG_TEST_SOURCE} "return 0;}")
# Generate test source CMakeLists.txt
set(VCPKG_TEST_CMAKELIST ${CURRENT_BUILDTREES_DIR}/${TARGET_TRIPLET}-test/CMakeLists.txt)
file(WRITE ${VCPKG_TEST_CMAKELIST} "cmake_minimum_required(VERSION 3.10)\n")
file(APPEND ${VCPKG_TEST_CMAKELIST} "set(CMAKE_PREFIX_PATH \"${CURRENT_PACKAGES_DIR};${CURRENT_INSTALLED_DIR}\")\n")
file(APPEND ${VCPKG_TEST_CMAKELIST} "\n")
file(APPEND ${VCPKG_TEST_CMAKELIST} "find_package(${_tc_PACKAGE_NAME} ${PACKAGE_TYPE} REQUIRED)\n")
#To properly test if the package is actually working haveway correctly we have to link all targets of a package to
#a test executable and than actually build it. This will not discover if every symbol exported by the library is available/linked
#but it will doscover if all files which are linked by a target actual exist. Problem is: How to discover all targets?
# file(APPEND ${VCPKG_TEST_CMAKELIST} "add_executable(${_tc_PACKAGE_NAME}_exe ${VCPKG_TEST_SOURCE})\n")
# file(APPEND ${VCPKG_TEST_CMAKELIST} "target_link_libraries(${_tc_PACKAGE_NAME}_exe PRIVATE ${_tc_PACKAGE_NAME})\n")
if(DEFINED _VCPKG_CMAKE_GENERATOR)
set(VCPKG_CMAKE_TEST_GENERATOR "${_VCPKG_CMAKE_GENERATOR}")
else()
set(VCPKG_CMAKE_TEST_GENERATOR Ninja)
endif()
# Run cmake config with a generated CMakeLists.txt
set(LOGPREFIX "${CURRENT_BUILDTREES_DIR}/test-cmake-${TARGET_TRIPLET}")
execute_process(
COMMAND ${CMAKE_COMMAND} .
COMMAND ${CMAKE_COMMAND} -G ${VCPKG_CMAKE_TEST_GENERATOR} .
OUTPUT_FILE "${LOGPREFIX}-out.log"
ERROR_FILE "${LOGPREFIX}-err.log"
RESULT_VARIABLE error_code