[Test] (MG_Test/Sanity): Setup basic sanity test.

MobileGL/MG_Test/CMakeLists.txt

@@ -0,0 +1,28 @@
+cmake_minimum_required(VERSION 3.14)
+project(MobileGLTest)
+
+# GoogleTest requires at least C++17
+set(CMAKE_CXX_STANDARD 17)
+set(CMAKE_CXX_STANDARD_REQUIRED ON)
+
+include(FetchContent)
+FetchContent_Declare(
+  googletest
+  URL https://github.com/google/googletest/archive/03597a01ee50ed33e9dfd640b249b4be3799d395.zip
+)
+# For Windows: Prevent overriding the parent project's compiler/linker settings
+set(gtest_force_shared_crt ON CACHE BOOL "" FORCE)
+FetchContent_MakeAvailable(googletest)
+
+enable_testing()
+add_executable(
+  SanityTest
+  SanityTest.cpp
+)
+target_link_libraries(
+  SanityTest
+  GTest::gtest_main
+)
+
+include(GoogleTest)
+gtest_discover_tests(SanityTest)

MobileGL/MG_Test/SanityTest.cpp

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+#include <gtest/gtest.h>
+
+TEST(Sanity, BasicAssertions) {
+  // Expect two strings not to be equal.
+  EXPECT_STRNE("hello", "world");
+  // Expect equality.
+  EXPECT_EQ(7 * 6, 42);
+}

MobileGL/MG_Test/test.sh

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+cmake -S . -B build && \
+cmake --build build -j${nproc} && \
+ctest --test-dir build