libobs: Add sample unit tests leveraging cmocka

test/cmocka/test_darray.c

@@ -0,0 +1,29 @@
+#include <stdarg.h>
+#include <stddef.h>
+#include <setjmp.h>
+#include <cmocka.h>
+
+#include <util/darray.h>
+
+static void array_basic_test(void **state)
+{
+	DARRAY(uint8_t) testarray;
+	da_init(testarray);
+
+	uint8_t t = 1;
+	da_push_back_array(testarray, &t, sizeof(uint8_t));
+
+	assert_int_equal(testarray.num, 1);
+	assert_memory_equal(testarray.array, &t, 1);
+
+	da_free(testarray);
+}
+
+int main()
+{
+	const struct CMUnitTest tests[] = {
+		cmocka_unit_test(array_basic_test),
+	};
+
+	return cmocka_run_group_tests(tests, NULL, NULL);
+}