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FindPkgConfig: Make IMPORTED_TARGET test verify NO...PATH properly

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This commit is contained in:
Craig Scott
2017-12-16 19:21:24 +11:00
parent d4fb3136d5
commit b0ff528adc
1 changed files with 61 additions and 0 deletions
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61
Tests/RunCMake/FindPkgConfig/FindPkgConfig_IMPORTED_TARGET.cmake
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@@ -24,3 +24,64 @@ if (NCURSES_FOUND)
else () else ()
message(STATUS "skipping test; ncurses not found") message(STATUS "skipping test; ncurses not found")
endif () endif ()
# Setup for the remaining package tests below
set(PKG_CONFIG_USE_CMAKE_PREFIX_PATH)
set(fakePkgDir ${CMAKE_CURRENT_BINARY_DIR}/pc-fakepackage)
foreach(i 1 2)
set(pname cmakeinternalfakepackage${i})
file(WRITE ${fakePkgDir}/lib/lib${pname}.a "")
file(WRITE ${fakePkgDir}/lib/${pname}.lib "")
file(WRITE ${fakePkgDir}/lib/pkgconfig/${pname}.pc
"Name: CMakeInternalFakePackage${i}
Description: Dummy package (${i}) for FindPkgConfig IMPORTED_TARGET test
Version: 1.2.3
Libs: -l${pname}
")
endforeach()
# Always find the .pc file in the calls further below so that we can test that
# the import target find_library() calls handle the NO...PATH options correctly
set(ENV{PKG_CONFIG_PATH} ${fakePkgDir}/lib/pkgconfig)
# Confirm correct behavior of NO_CMAKE_PATH, ensuring we only find the library
# for the imported target if we have both set CMAKE_PREFIX_PATH and have not
# given the NO_CMAKE_PATH option
unset(CMAKE_PREFIX_PATH)
unset(ENV{CMAKE_PREFIX_PATH})
pkg_check_modules(FakePackage1 QUIET IMPORTED_TARGET cmakeinternalfakepackage1)
if (TARGET PkgConfig::FakePackage1)
message(FATAL_ERROR "Have import target for fake package 1 with no path prefix")
endif()
set(CMAKE_PREFIX_PATH ${fakePkgDir})
pkg_check_modules(FakePackage1 QUIET IMPORTED_TARGET NO_CMAKE_PATH cmakeinternalfakepackage1)
if (TARGET PkgConfig::FakePackage1)
message(FATAL_ERROR "Have import target for fake package 1 with ignored cmake path")
endif()
pkg_check_modules(FakePackage1 REQUIRED QUIET IMPORTED_TARGET cmakeinternalfakepackage1)
if (NOT TARGET PkgConfig::FakePackage1)
message(FATAL_ERROR "No import target for fake package 1 with prefix path")
endif()
# And now do the same for the NO_CMAKE_ENVIRONMENT_PATH - ENV{CMAKE_PREFIX_PATH}
# combination
unset(CMAKE_PREFIX_PATH)
unset(ENV{CMAKE_PREFIX_PATH})
pkg_check_modules(FakePackage2 QUIET IMPORTED_TARGET cmakeinternalfakepackage2)
if (TARGET PkgConfig::FakePackage2)
message(FATAL_ERROR "Have import target for fake package 2 with no path prefix")
endif()
set(ENV{CMAKE_PREFIX_PATH} ${fakePkgDir})
pkg_check_modules(FakePackage2 QUIET IMPORTED_TARGET NO_CMAKE_ENVIRONMENT_PATH cmakeinternalfakepackage2)
if (TARGET PkgConfig::FakePackage2)
message(FATAL_ERROR "Have import target for fake package 2 with ignored cmake path")
endif()
pkg_check_modules(FakePackage2 REQUIRED QUIET IMPORTED_TARGET cmakeinternalfakepackage2)
if (NOT TARGET PkgConfig::FakePackage2)
message(FATAL_ERROR "No import target for fake package 2 with prefix path")
endif()