Merge pull request #21 from costashatz/no_tests

Make building of tests optional

CMakeLists.txt

@@ -44,7 +44,9 @@ PROJECT(${PROJECT_NAME} ${PROJECT_ARGS})
 
 # Project dependencies
 ADD_PROJECT_DEPENDENCY(Eigen3 REQUIRED)
-FIND_PACKAGE(Boost REQUIRED COMPONENTS unit_test_framework)
+IF(BUILD_TESTING)
+  FIND_PACKAGE(Boost REQUIRED COMPONENTS unit_test_framework)
+ENDIF(BUILD_TESTING)
 
 # Main Library
 SET(${PROJECT_NAME}_HEADERS
@@ -68,4 +70,6 @@ TARGET_INCLUDE_DIRECTORIES(${PROJECT_NAME} SYSTEM PUBLIC ${EIGEN3_INCLUDE_DIR})
 TARGET_INCLUDE_DIRECTORIES(${PROJECT_NAME} INTERFACE $<INSTALL_INTERFACE:include>)
 INSTALL(TARGETS ${PROJECT_NAME} EXPORT ${TARGETS_EXPORT_NAME} DESTINATION lib)
 
-ADD_SUBDIRECTORY(tests)
+IF(BUILD_TESTING)
+  ADD_SUBDIRECTORY(tests)
+ENDIF(BUILD_TESTING)