Add find-package-test

Author: ClausKlein

examples/CMakeLists.txt

@@ -1,8 +1,17 @@
 # SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
 
+cmake_minimum_required(VERSION 3.25...3.31)
+
+project(beman_inplace_vector_example LANGUAGES CXX)
+
+if(PROJECT_IS_TOP_LEVEL)
+    find_package(beman_inplace_vector 1.0.0 EXACT REQUIRED)
+    enable_testing()
+endif()
+
 set(ALL_EXAMPLES fibonacci)
 
-message("Examples to be built: ${ALL_EXAMPLES}")
+message(STATUS "Examples to be built: ${ALL_EXAMPLES}")
 
 foreach(example ${ALL_EXAMPLES})
     add_executable(beman.inplace_vector.examples.${example})
@@ -12,6 +21,7 @@ foreach(example ${ALL_EXAMPLES})
     )
     target_link_libraries(
         beman.inplace_vector.examples.${example}
-        beman.inplace_vector
+        beman::inplace_vector
     )
+    add_test(NAME ${example} COMMAND beman.inplace_vector.examples.${example})
 endforeach()

tests/beman/inplace_vector/CMakeLists.txt

@@ -6,6 +6,24 @@
 # Tests
 add_executable(beman.inplace_vector.test inplace_vector.test.cpp)
 
-target_link_libraries(beman.inplace_vector.test PRIVATE beman.inplace_vector)
+target_link_libraries(beman.inplace_vector.test PRIVATE beman::inplace_vector)
 
 add_test(NAME beman.inplace_vector.test COMMAND beman.inplace_vector.test)
+
+# test if the targets are findable from the build directory
+# NOTE: For an INTERFACE library and multi config generators, we may always use
+# the -C Debug config type instead of  $<CONFIG> to prevent problems! CK
+if(CMAKE_BUILD_TYPE STREQUAL Debug)
+    add_test(
+        NAME find-package-test
+        COMMAND
+            ${CMAKE_CTEST_COMMAND} --verbose --output-on-failure -C Debug
+            --build-and-test "${PROJECT_SOURCE_DIR}/examples"
+            "${CMAKE_CURRENT_BINARY_DIR}/find-package-test" --build-generator
+            ${CMAKE_GENERATOR} --build-makeprogram ${CMAKE_MAKE_PROGRAM}
+            --build-options "-DCMAKE_CXX_COMPILER=${CMAKE_CXX_COMPILER}"
+            "-DCMAKE_CXX_STANDARD=${CMAKE_CXX_STANDARD}"
+            "-DCMAKE_BUILD_TYPE=Debug"
+            "-DCMAKE_PREFIX_PATH=${CMAKE_PREFIX_PATH}"
+    )
+endif()