TEST_DIRS := $(shell cd $(TOP); find tests -type d)
TEST_SRCS := $(shell cd $(TOP); find tests -type f -name '*.cpp')
TEST_OBJS := $(TEST_SRCS:.cpp=.o)

ALL_DIRS += $(TEST_DIRS)
ALL_EXES += test-all$(binext)
ALL_OBJS += $(TEST_OBJS)

TEST_LIBS = $(strip \
	$(CPPUNIT_LIBS) \
	$(SDL_LIBS) \
	$(SDL_IMG_LIBS) \
)

test-all$(binext): $(BASE_OBJS) $(TEST_OBJS)
	-@$(MKDIR) "$(@D)"
	@echo "link: $@"
	$(VERBOSE) $(CXX) -o "$@" $(LDFLAGS) $^ $(TEST_LIBS)

run-test-all: test-all$(binext)
	@echo "test: test-all$(binext)"
	$(VERBOSE) ./test-all$(binext)

tests: test-all$(binext)
test: run-test-all

.PHONY: run-test-all