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[cmake] Add test with all headers included in one TU (#184) [ci skip]

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Rename target test_compile_headers to test_headers_self_contained.
Add target test_headers_all_in_one
- Currently tests headers of core, concepts and io.
This commit is contained in:
Mateusz Loskot
2018-12-11 23:17:27 +01:00
committed by GitHub
parent 78110fc89c
commit 021e4b9d4c
1 changed files with 58 additions and 21 deletions
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79
test/headers/CMakeLists.txt
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@@ -5,34 +5,48 @@
# (See accompanying file LICENSE_1_0.txt or copy at
# http://www.boost.org/LICENSE_1_0.txt)
#
message(STATUS "Boost.GIL: configuring self-contained header tests for all headers")
# Mimics self-contained header tests defined in Jamfile as file-less targets
# CMake creates .cpp files on disk.
# Advantage is those files can be analysed with clang-tidy, etc.
file(GLOB_RECURSE _headers
file(GLOB _core
RELATIVE "${CMAKE_SOURCE_DIR}/include/boost/gil"
"${CMAKE_SOURCE_DIR}/include/boost/gil/*.hpp")
file(GLOB _concepts
RELATIVE "${CMAKE_SOURCE_DIR}/include/boost/gil"
"${CMAKE_SOURCE_DIR}/include/boost/gil/concepts/*.hpp")
file(GLOB _io
RELATIVE "${CMAKE_SOURCE_DIR}/include/boost/gil"
"${CMAKE_SOURCE_DIR}/include/boost/gil/io/*.hpp")
list(APPEND _headers "${_concepts}")
list(APPEND _headers "${_core}")
list(APPEND _headers "${_io}")
# file(GLOB_RECURSE _ext_io_headers
# RELATIVE "${CMAKE_SOURCE_DIR}/include/boost/gil"
# "${CMAKE_SOURCE_DIR}/include/boost/gil/extension/*.hpp")
#-----------------------------------------------------------------------------
# Target: test_headers_self_contained
# Bundles all targets of self-contained header tests,
# functional equivalent to self-contained header tests defined in Jamfile.
#-----------------------------------------------------------------------------
message(STATUS "Boost.GIL: configuring self-contained header tests for all headers")
add_custom_target(test_headers_self_contained)
file(READ ${CMAKE_CURRENT_LIST_DIR}/main.cpp _main_content)
# TODO: Which option is most convenient to build from IDEs?
add_custom_target(test_compile_headers)
#add_executable(test_compile_headers main.cpp)
#add_library(test_compile_headers STATIC main.cpp)
foreach(_header ${_headers})
string(REPLACE ".hpp" "" _name ${_header})
string(REPLACE "/" "_" _main ${_name})
string(REPLACE "/" "-" _name ${_name})
set(_target test_header_${_name})
set(_cpp ${CMAKE_BINARY_DIR}/test/headers/${_name}.cpp)
string(REPLACE ".hpp" "" _target ${_header})
string(REPLACE "/" "_" _main ${_target})
string(REPLACE "/" "-" _target ${_target})
set(_cpp ${CMAKE_BINARY_DIR}/test/headers/${_target}.cpp)
set(_target test_header_${_target})
string(REPLACE "BOOST_GIL_TEST_HEADER" "${_header}" _content "${_main_content}")
string(REPLACE "main" "${_main}" _content "${_content}")
unset(_main)
file(WRITE ${_cpp} "${_content}")
unset(_cpp)
unset(_content)
add_library(${_target} OBJECT)
@@ -48,11 +62,34 @@ foreach(_header ${_headers})
gil_include_directories
gil_dependencies)
add_dependencies(test_compile_headers ${_target})
add_dependencies(test_headers_self_contained ${_target})
unset(_cpp)
unset(_header)
unset(_name)
unset(_target)
endforeach()
#-----------------------------------------------------------------------------
# Target: test_headers_all_in_one
# Verifies compilation of all headers included in one translation unit.
# An extra advantage is that such translation unit can be analysed with clang-tidy, etc.
#-----------------------------------------------------------------------------
message(STATUS "Boost.GIL: configuring all-in-one headers test for all headers")
add_library(test_headers_all_in_one OBJECT)
set(_cpp ${CMAKE_BINARY_DIR}/test/headers/test_headers_all_in_one.cpp)
file(TOUCH ${_cpp})
file(WRITE ${_cpp} "// All headers included in one translation unit\n")
foreach(_header ${_headers})
file(APPEND ${_cpp} "#include <boost/gil/${_header}>\n")
endforeach()
file(APPEND ${_cpp} "int main() { return 0; }\n")
target_sources(test_headers_all_in_one PRIVATE ${_cpp})
target_link_libraries(test_headers_all_in_one
PRIVATE
gil_compile_options
gil_include_directories
gil_dependencies)
unset(_cpp)
unset(_headers)