Added and built tests

Author: codeinred

CMakeLists.txt

@@ -2,7 +2,11 @@ cmake_minimum_required(VERSION 3.14)
 
 project("liburing")
 set(libname "uring")
+set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
 
+############################
+## Add headers to library ##
+############################
 function(add_headers VAR dir)
     set(headers ${${VAR}})
     foreach (header ${ARGN})
@@ -11,10 +15,6 @@ function(add_headers VAR dir)
     set(${VAR} ${headers} PARENT_SCOPE)
 endfunction()
 
-############################
-## Add headers to library ##
-############################
-
 add_headers(
     liburing_headers    # Variable name
     src/include         # Directory to find headers
@@ -32,3 +32,49 @@ target_include_directories(
     PUBLIC
     $<BUILD_INTERFACE:${PROJECT_SOURCE_DIR}/src/include/>
     $<INSTALL_INTERFACE:include>)
+
+if(CMAKE_PROJECT_NAME STREQUAL PROJECT_NAME)
+    include(CTest)
+
+    # Tests need to be linked against pthreads
+    set(THREADS_PREFER_PTHREAD_FLAG ON)
+    find_package(Threads REQUIRED)
+
+    set(liburing_test_flags
+        -include "${PROJECT_SOURCE_DIR}/config-host.h"
+        -g
+        -O2
+        -D_GNU_SOURCE
+        -D__SANE_USERSPACE_TYPES__
+        -Wall
+        -Wextra
+        -Wno-unused-parameter
+        -Wno-sign-compare
+        -Wstringop-overflow=0
+        -Warray-bounds=0)
+    file(GLOB liburing_tests "test/*.c")
+    # Remove the helpers.c, which doesn't contain a main
+    list(FILTER liburing_tests EXCLUDE REGEX "helpers.c")
+    foreach(test_file ${liburing_tests})
+
+        # Get the name of the target
+        get_filename_component(target ${test_file} NAME_WLE)
+        message("Adding test '${target}' from test/${target}.c")
+
+        # Create an executable target for the test; add test/helpers.c as a source
+        add_executable(${target} ${test_file} test/helpers.c)
+
+        # Target liburing and pthreads
+        target_link_libraries(
+            ${target}
+            PRIVATE
+            ${libname}
+            Threads::Threads)
+
+        # Add additional compiler options and definitions
+        target_compile_options(${target} PRIVATE ${liburing_test_flags})
+
+        # Register the test with ctest
+        add_test(NAME "test-${target}" COMMAND "${target}")
+    endforeach()
+endif()