// Execute
        CorsHandler result = corsHandlerFactory.get("");

        // Verify - should return wildcard handler
        assertEquals(wildcardHandler, result);
    }

    public void test_add_nullHandler() {
        // Setup
        String origin = "https://example.com";

        // Execute
        corsHandlerFactory.add(origin, null);
        CorsHandler result = corsHandlerFactory.get(origin);