Feat/build tests option (#68)

* Added build_tests CMake option
* Added build_examples CMake option
* Using std::string for path output
* Removed not needed #include

CMakeLists.txt

@@ -3,6 +3,9 @@ cmake_minimum_required(VERSION 3.12)
 
 project("libdbcppp" VERSION 0.1.0)
 
+option(build_tests "Build tests" ON)
+option(build_examples "Build examples" ON)
+
 set(CMAKE_CXX_STANDARD 17)
 set(CMAKE_STATIC_LIBRARY_PREFIX "")
 set(CMAKE_SHARED_LIBRARY_PREFIX "")
@@ -50,8 +53,12 @@ install(
     FILES_MATCHING PATTERN "*.h")
 
 add_subdirectory(src)
-add_subdirectory(tests)
-add_subdirectory(examples)
+if (build_tests)
+  add_subdirectory(tests)
+endif()
+if (build_examples)
+  add_subdirectory(examples)
+endif()
 
 set(CMAKE_STATIC_LIBRARY_PREFIX "")
 set(CMAKE_SHARED_LIBRARY_PREFIX "")

examples/BasicUsage/main.cpp

@@ -4,7 +4,6 @@
 
 #include "../../include/dbcppp/CApi.h"
 #include "../../include/dbcppp/Network.h"
-#include "../../tests/Config.h"
 
 // from uapi/linux/can.h
 using canid_t = uint32_t;
@@ -53,7 +52,7 @@ int main()
 {
     std::unique_ptr<dbcppp::INetwork> net;
     {
-        std::ifstream idbc(TEST_DBC);
+        std::ifstream idbc("your.dbc");
         net = dbcppp::INetwork::LoadDBCFromIs(idbc);
     }
     std::unordered_map<uint64_t, const dbcppp::IMessage*> messages;

tests/DBCParserTest.cpp

@@ -20,7 +20,7 @@ TEST_CASE("DBCParserTest", "[]")
         {
             continue;
         }
-        std::cout << "Testing DBC grammar with file: " << dbc_file << std::endl;
+        std::cout << "Testing DBC grammar with file: " << dbc_file.path() << std::endl;
         auto dbc_file_tmp = dbc_file.path().string() + ".tmp";
         std::unique_ptr<dbcppp::INetwork> spec;
         std::unique_ptr<dbcppp::INetwork> test;