GoogleTest hinzugefügt

CMakeLists.txt

@@ -1,6 +1,13 @@
 cmake_minimum_required(VERSION 3.3)
 project(C/C++)
 
+set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++14")
+SET(CMAKE_BUILD_TYPE Debug)
+
+# These are the corresponding output paths
+set (EXECUTABLE_OUTPUT_PATH ${CMAKE_SOURCE_DIR}/bin)
+set (LIBRARY_OUTPUT_PATH ${EXECUTABLE_OUTPUT_PATH})
+
 # add a target to generate API documentation with Doxygen
 find_package(Doxygen)
 if(DOXYGEN_FOUND)
@@ -12,11 +19,41 @@ if(DOXYGEN_FOUND)
             )
 endif(DOXYGEN_FOUND)
 
-set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++14")
-SET(CMAKE_BUILD_TYPE Debug)
+# Download and unpack googletest at configure time
+configure_file(CMakeLists.txt.in googletest-download/CMakeLists.txt)
+execute_process(COMMAND ${CMAKE_COMMAND} -G "${CMAKE_GENERATOR}" .
+        RESULT_VARIABLE result
+        WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/googletest-download )
+if(result)
+    message(FATAL_ERROR "CMake step for googletest failed: ${result}")
+endif()
+execute_process(COMMAND ${CMAKE_COMMAND} --build .
+        RESULT_VARIABLE result
+        WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/googletest-download )
+if(result)
+    message(FATAL_ERROR "Build step for googletest failed: ${result}")
+endif()
 
-# These are the corresponding output paths
-set (EXECUTABLE_OUTPUT_PATH ${CMAKE_SOURCE_DIR}/bin)
-set (LIBRARY_OUTPUT_PATH ${EXECUTABLE_OUTPUT_PATH})
+# Prevent overriding the parent project's compiler/linker
+# settings on Windows
+set(gtest_force_shared_crt ON CACHE BOOL "" FORCE)
+
+# Add googletest directly to our build. This defines
+# the gtest and gtest_main targets.
+add_subdirectory(${CMAKE_CURRENT_BINARY_DIR}/googletest-src
+        ${CMAKE_CURRENT_BINARY_DIR}/googletest-build
+        EXCLUDE_FROM_ALL)
+
+# The gtest/gtest_main targets carry header search path
+# dependencies automatically when using CMake 2.8.11 or
+# later. Otherwise we have to add them here ourselves.
+if (CMAKE_VERSION VERSION_LESS 2.8.11)
+    include_directories("${gtest_SOURCE_DIR}/include")
+endif()
+
+# Now simply link against gtest or gtest_main as needed. Eg
+#add_executable(example example.cpp)
+#target_link_libraries(example gtest_main)
+#add_test(NAME example_test COMMAND example)
 
 add_subdirectory(src)

CMakeLists.txt.in

@@ -0,0 +1,15 @@
+cmake_minimum_required(VERSION 2.8.2)
+
+project(googletest-download NONE)
+
+include(ExternalProject)
+ExternalProject_Add(googletest
+        GIT_REPOSITORY    https://github.com/google/googletest.git
+        GIT_TAG           master
+        SOURCE_DIR        "${CMAKE_CURRENT_BINARY_DIR}/googletest-src"
+        BINARY_DIR        "${CMAKE_CURRENT_BINARY_DIR}/googletest-build"
+        CONFIGURE_COMMAND ""
+        BUILD_COMMAND     ""
+        INSTALL_COMMAND   ""
+        TEST_COMMAND      ""
+        )

src/07_STD/CMakeLists.txt

@@ -1,2 +1,4 @@
 add_executable(07_STD_MP MP/grundgeruest.cpp MP/BinaryOctet.cpp MP/BinaryOctet.h)
-add_executable(07_STD_Testat Testat/grundgeruest.cpp Testat/BinaryOctet.h Testat/BinaryOctet.cpp)
+add_executable(07_STD_Testat Testat/grundgeruest.cpp Testat/BinaryOctet.h Testat/BinaryOctet.cpp)
+target_link_libraries(07_STD_Testat gtest_main)
+add_test(NAME 07_STD_Testat COMMAND InsertBinaryOctet)

src/07_STD/Testat/grundgeruest.cpp

@@ -5,6 +5,7 @@
 #include <random>
 #include <vector>
 #include <algorithm>
+#include <gtest/gtest.h>
 #include "BinaryOctet.h"
 
 // for println();
@@ -60,3 +61,7 @@ int main() {
         std::cout << binaryOctet << std::endl;
     }
 }
+
+TEST(STD_Testat, InsertBinaryOctet) {
+    ASSERT_EQ(42, 42);
+}