ENH: add testing structure

CMakeLists.txt

@@ -9,6 +9,7 @@ add_executable(${CMAKE_PROJECT_NAME}_run ${SOURCE_FILES})
 include_directories(src)
 
 add_subdirectory(src)
+add_subdirectory(tests)
 
 target_link_libraries(${CMAKE_PROJECT_NAME}_run ${CMAKE_PROJECT_NAME}_lib)
 

tests/CMakeLists.txt

@@ -0,0 +1,8 @@
+project(${CMAKE_PROJECT_NAME}_tests)
+
+if(NOT EXISTS lib/googletest)
+    file(MAKE_DIRECTORY lib/googletest)
+endif()
+
+add_subdirectory(lib/googletest)
+add_subdirectory(unit_tests)

tests/unit_tests/CMakeLists.txt

@@ -0,0 +1,8 @@
+include_directories(${gtest_SOURCE_DIR}/include ${gtest_SOURCE_DIR})
+
+add_executable(Unit_Tests_run
+    test_example.cpp
+)
+
+target_link_libraries(Unit_Tests_run gtest gtest_main)
+target_link_libraries(Unit_Tests_run ${CMAKE_PROJECT_NAME}_lib)

tests/unit_tests/test_example.cpp

@@ -0,0 +1,5 @@
+#include "gtest/gtest.h"
+
+TEST(Example, Equals) {
+  EXPECT_EQ(1, 1);
+}