add tests to all in makefile

Author: AndrewBoessen

makefile

@@ -5,15 +5,19 @@ NVCCFLAGS = -O2
 CUDA_PATH = /opt/cuda
 INCLUDES = -I$(CUDA_PATH)/include
 LDFLAGS = -L$(CUDA_PATH)/lib64 -lcudart
+GTEST_LDFLAGS = -lgtest -lgtest_main -lpthread
 
-all: warp_bitonic_sort cpu_bitonic_sort
+all: warp_bitonic_sort cpu_bitonic_sort test_bitonic_sort
 
 warp_bitonic_sort: main.o warp_bitonic_sort.o
 	$(CXX) $^ -o $@ $(LDFLAGS)
 
 cpu_bitonic_sort: cpu_bitonic_sort.cpp
 	$(CXX) $^ -o $@
 
+test_bitonic_sort: test_bitonic_sort.o warp_bitonic_sort.o
+	$(NVCC) $^ -o $@ $(LDFLAGS) $(GTEST_LDFLAGS)
+
 main.o: main.cpp warp_bitonic_sort.cuh
 	$(CXX) $(CXXFLAGS) $(INCLUDES) -c $< -o $@