Add cmake_install_test, cmake_subdir_test

.travis.yml

@@ -300,6 +300,28 @@ matrix:
         - cmake -DBOOST_ENABLE_CMAKE=1 -DBoost_DEBUG=1 ..
         - ctest --output-on-failure -R boost_static_assert
 
+    - os: linux
+      env: CMAKE_SUBDIR=1
+      install:
+        - BOOST_BRANCH=develop && [ "$TRAVIS_BRANCH" == "master" ] && BOOST_BRANCH=master || true
+        - git clone -b $BOOST_BRANCH https://github.com/boostorg/config.git ../config
+      script:
+        - cd test/cmake_subdir_test && mkdir __build__ && cd __build__
+        - cmake ..
+        - cmake --build .
+        - cmake --build . --target check
+
+    - os: linux
+      env: CMAKE_INSTALL=1
+      script:
+        - mkdir __build__ && cd __build__
+        - cmake -DBOOST_ENABLE_CMAKE=1 -DBoost_DEBUG=1 -DBOOST_INCLUDE_LIBRARIES=static_assert,config -DCMAKE_INSTALL_PREFIX=~/.local ..
+        - cmake --build . --target install
+        - cd ../test/cmake_install_test && mkdir __build__ && cd __build__
+        - cmake -DCMAKE_INSTALL_PREFIX=~/.local ..
+        - cmake --build .
+        - cmake --build . --target check
+
     - os: osx
       env: TOOLSET=clang COMPILER=clang++ CXXSTD=c++03
 

test/cmake_install_test/CMakeLists.txt

@@ -0,0 +1,17 @@
+# Copyright 2018, 2019 Peter Dimov
+# Distributed under the Boost Software License, Version 1.0.
+# See accompanying file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt
+
+cmake_minimum_required(VERSION 3.5...3.16)
+
+project(cmake_install_test LANGUAGES CXX)
+
+find_package(boost_static_assert REQUIRED)
+
+add_executable(main main.cpp)
+target_link_libraries(main Boost::static_assert)
+
+enable_testing()
+add_test(NAME main COMMAND main)
+
+add_custom_target(check COMMAND ${CMAKE_CTEST_COMMAND} --output-on-failure -C $<CONFIG>)

test/cmake_install_test/main.cpp

@@ -0,0 +1,7 @@
+#include <boost/static_assert.hpp>
+
+int main()
+{
+	int const x = 5;
+	BOOST_STATIC_ASSERT( x > 4 );
+}

test/cmake_subdir_test/CMakeLists.txt

@@ -0,0 +1,18 @@
+# Copyright 2018, 2019 Peter Dimov
+# Distributed under the Boost Software License, Version 1.0.
+# See accompanying file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt
+
+cmake_minimum_required(VERSION 3.5...3.16)
+
+project(cmake_subdir_test LANGUAGES CXX)
+
+add_subdirectory(../../../static_assert boostorg/static_assert)
+add_subdirectory(../../../config boostorg/config)
+
+add_executable(main main.cpp)
+target_link_libraries(main Boost::static_assert)
+
+enable_testing()
+add_test(NAME main COMMAND main)
+
+add_custom_target(check COMMAND ${CMAKE_CTEST_COMMAND} --output-on-failure -C $<CONFIG>)

test/cmake_subdir_test/main.cpp

@@ -0,0 +1,7 @@
+#include <boost/static_assert.hpp>
+
+int main()
+{
+	int const x = 5;
+	BOOST_STATIC_ASSERT( x > 4 );
+}