test(GoogleTest): Add sample GoogleTest tests

Reference: https://google.github.io/googletest/quickstart-cmake.html#create-and-run-a-binary

Author: htbkoo

CMakeLists.txt

@@ -18,6 +18,21 @@ FetchContent_Declare(
 set(gtest_force_shared_crt ON CACHE BOOL "" FORCE)
 FetchContent_MakeAvailable(googletest)
 
+# Reference: https://google.github.io/googletest/quickstart-cmake.html#create-and-run-a-binary
+enable_testing()
+
+add_executable(
+        hello_test
+        hello_test.cc
+)
+target_link_libraries(
+        hello_test
+        GTest::gtest_main
+)
+
+include(GoogleTest)
+gtest_discover_tests(hello_test)
+
 # END  - For setting up Google Test
 ###
 

hello_test.cc

@@ -0,0 +1,9 @@
+#include <gtest/gtest.h>
+
+// Demonstrate some basic assertions.
+TEST(HelloTest, BasicAssertions) {
+    // Expect two strings not to be equal.
+    EXPECT_STRNE("hello", "world");
+    // Expect equality.
+    EXPECT_EQ(7 * 6, 42);
+}