CXXFLAGS=-g -O0

include ../common.mk

ifeq ($(CXXTYPE),clang++)
CXXFLAGS+=-fprofile-instr-generate -fcoverage-mapping
LDFLAGS+=-fprofile-instr-generate -fcoverage-mapping
else
# GCC
CXXFLAGS+=--coverage
LDFLAGS+=--coverage
endif

UNITS=storage.cpp config.cpp compiledsql.cpp qrcode.cpp whiteboard.cpp

UNITTESTS=test-config.cpp \
	  test-storage.cpp \
	  test-compiledsql.cpp \
	  test-qrcode.cpp \
	  test-whiteboard.cpp

CXXFLAGS+=\
         -I/usr/src/googletest/googletest/include \
         -I/usr/src/googletest/googlemock/include \
         -I/usr/src/googletest/googletest \
         -I/usr/src/googletest/googlemock \
         -I..

test: unittests
	# https://clang.llvm.org/docs/SourceBasedCodeCoverage.html
ifeq ($(CXXTYPE),clang++)
	LLVM_PROFILE_FILE="unittests.profraw" ./unittests
	$(LLVMPROFDATA) merge -sparse unittests.profraw -o unittests.profdata
	$(LLVMCOV) report --ignore-filename-regex='google' --ignore-filename-regex='test-' --ignore-filename-regex='Magick' --show-region-summary=0 -instr-profile unittests.profdata unittests
else
	./unittests
	gcovr -r ..
endif

coverage:
	$(LLVMCOV) show -instr-profile unittests.profdata $(UNITS:.cpp=.o)

unittests: libgmock.a $(UNITTESTS:.cpp=.o) $(UNITS:.cpp=.o)
	$(CXX) $(LDFLAGS) $^ $(LDLIBS) $(LIBS) -o $@

%.o: %.cpp
	$(CXX) $(CXXFLAGS) -o $@ -c $<

config.o: ../config.cpp
	$(CXX) $(CXXFLAGS) -o $@ -c $<

storage.o: ../storage.cpp
	$(CXX) $(CXXFLAGS) -o $@ -c $<

compiledsql.o: ../compiledsql.cpp
	$(CXX) $(CXXFLAGS) -o $@ -c $<

whiteboard.o: ../whiteboard.cpp
	$(CXX) $(CXXFLAGS) -o $@ -c $<

qrcode.o: ../qrcode.cpp
	$(CXX) $(CXXFLAGS) -o $@ -c $<

libgmock.a:
	$(CXX) $(CXXFLAGS) -c /usr/src/googletest/googletest/src/gtest-all.cc
	$(CXX) $(CXXFLAGS) -c /usr/src/googletest/googlemock/src/gmock-all.cc
	$(CXX) $(CXXFLAGS) -c /usr/src/googletest/googlemock/src/gmock_main.cc
	ar -rv libgmock.a gmock-all.o gtest-all.o gmock_main.o

clean:
	-rm -f *.o *.a unittests *.gcda *.gcno *.profraw *.profdata *.gcov