CMake: Automatically build tests during standalone compilation

CMakeLists.txt

@@ -4,8 +4,13 @@
 # Set project name
 set(PROJECT "ruc")
 
-# Unit tests
-option(RUC_BUILD_TESTS "Build the RUC test programs" ON)
+if (CMAKE_CURRENT_SOURCE_DIR STREQUAL CMAKE_SOURCE_DIR)
+	set(RUC_STANDALONE TRUE)
+endif()
+
+# Options
+option(BUILD_SHARED_LIBS "Build shared libraries" OFF)
+option(RUC_BUILD_TESTS "Build the RUC test programs" ${RUC_STANDALONE})
 
 # ------------------------------------------
 
@@ -55,7 +60,7 @@ set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
 # Define library source files
 file(GLOB_RECURSE LIBRARY_SOURCES "src/*.cpp")
 
-add_library(${PROJECT} STATIC ${LIBRARY_SOURCES})
+add_library(${PROJECT} ${LIBRARY_SOURCES})
 target_include_directories(${PROJECT} PRIVATE
 	"src")
 
@@ -65,7 +70,7 @@ target_include_directories(${PROJECT} PRIVATE
 # Define source files
 file(GLOB TEST_LIBRARY_SOURCES "test/*.cpp" "src/ruc/timer.cpp")
 
-add_library(${PROJECT}-test STATIC ${TEST_LIBRARY_SOURCES})
+add_library(${PROJECT}-test ${TEST_LIBRARY_SOURCES})
 target_include_directories(${PROJECT}-test PRIVATE
 	"src"
 	"test")
@@ -75,11 +80,12 @@ target_include_directories(${PROJECT}-test PRIVATE
 
 if (RUC_BUILD_TESTS)
 	# Define test source files
-	file(GLOB_RECURSE TEST_SOURCES "test/*.cpp")
-	set(TEST_SOURCES ${TEST_SOURCES} ${LIBRARY_SOURCES})
+	file(GLOB_RECURSE TEST_SOURCES "test/unit/*.cpp")
 
 	add_executable(${PROJECT}-unit-test ${TEST_SOURCES})
 	target_include_directories(${PROJECT}-unit-test PRIVATE
 		"src"
 		"test")
+	target_link_libraries(${PROJECT}-unit-test ruc)
+	target_link_libraries(${PROJECT}-unit-test ruc-test)
 endif()