assertFalse(noMatch.isPresent(), "Mapping for unknown code should be absent");
    }

    @Test
    @DisplayName("Mocked consumer receives correct NTSTATUS value")
    void testConsumerInteraction() {
        final int dosErr = 0x00010001;
        final int expectedNt = 0xc0000002;

        interface NtStatusConsumer {
            void consume(int ntStatus);
        }