Move main() and test code for basics to C++

test/test_basics.cc

@@ -0,0 +1,20 @@
+/* test_basics.c
+ *
+ * Unit tests for the basics module.
+ *
+ * Eryn Wells <eryn@erynwells.me>
+ */
+
+#include "gtest/gtest.h"
+
+#include "basics.h"
+
+
+TEST(Vector3Test, OperatorAdd)
+{
+    Vector3 v1(3, 2, 1), v2(4, 5, 6);
+    Vector3 sum = v1 + v2;
+    EXPECT_EQ(7, sum.x);
+    EXPECT_EQ(7, sum.y);
+    EXPECT_EQ(7, sum.z);
+}