px4_add_gtest.cmake: add optional COMPILE_FLAGS, INCLUDES, EXTRA_SRCS and LINKLIBS

cmake/gtest/px4_add_gtest.cmake

@@ -44,7 +44,7 @@ function(px4_add_unit_gtest)
 		px4_parse_function_args(
 			NAME px4_add_unit_gtest
 			ONE_VALUE SRC
-			MULTI_VALUE LINKLIBS
+			MULTI_VALUE EXTRA_SRCS COMPILE_FLAGS INCLUDES LINKLIBS
 			REQUIRED SRC
 			ARGN ${ARGN})
 
@@ -54,11 +54,19 @@ function(px4_add_unit_gtest)
 		set(TESTNAME unit-${TESTNAME})
 
 		# build a binary for the unit test
-		add_executable(${TESTNAME} EXCLUDE_FROM_ALL ${SRC})
+		add_executable(${TESTNAME} EXCLUDE_FROM_ALL ${SRC} ${EXTRA_SRCS})
 
 		# link the libary to test and gtest
 		target_link_libraries(${TESTNAME} ${LINKLIBS} gtest_main)
 
+		if(COMPILE_FLAGS)
+			target_compile_options(${TESTNAME} PRIVATE ${COMPILE_FLAGS})
+		endif()
+
+		if(INCLUDES)
+			target_include_directories(${TESTNAME} PRIVATE ${INCLUDES})
+		endif()
+
 		# add the test to the ctest plan
 		add_test(NAME ${TESTNAME}
 		         COMMAND ${TESTNAME}
@@ -76,7 +84,7 @@ function(px4_add_functional_gtest)
 		px4_parse_function_args(
 			NAME px4_add_functional_gtest
 			ONE_VALUE SRC
-			MULTI_VALUE LINKLIBS
+			MULTI_VALUE EXTRA_SRCS COMPILE_FLAGS INCLUDES LINKLIBS
 			REQUIRED SRC
 			ARGN ${ARGN})
 
@@ -86,7 +94,7 @@ function(px4_add_functional_gtest)
 		set(TESTNAME functional-${TESTNAME})
 
 		# build a binary for the unit test
-		add_executable(${TESTNAME} EXCLUDE_FROM_ALL ${SRC})
+		add_executable(${TESTNAME} EXCLUDE_FROM_ALL ${SRC} ${EXTRA_SRCS})
 
 		# link the libary to test and gtest
 		target_link_libraries(${TESTNAME} ${LINKLIBS} gtest_functional_main
@@ -104,6 +112,14 @@ function(px4_add_functional_gtest)
 		                                              uorb_msgs
 		                                              test_stubs)  #put test_stubs last
 
+		if(COMPILE_FLAGS)
+			target_compile_options(${TESTNAME} PRIVATE ${COMPILE_FLAGS})
+		endif()
+
+		if(INCLUDES)
+			target_include_directories(${TESTNAME} PRIVATE ${INCLUDES})
+		endif()
+
 		# add the test to the ctest plan
 		add_test(NAME ${TESTNAME}
 		         # functional tests need to run in a new process for each test,