void testEncode(byte[] input, String expected) {
        // Arrange & Act
        String actual = Base64.encode(input);
        // Assert
        assertEquals(expected, actual, "Base64.encode should match expected string");
    }

    /**
     * Data provider for Base64 strings and expected decoded byte arrays.
     */
    static Stream<Arguments> decodeProvider() {

            ndrShort1.encode(encodeBuffer);

            NdrShort ndrShort2 = new NdrShort(0);
            ndrShort2.decode(decodeBuffer);

            // Then: Values should match
            verify(encodeBuffer).enc_ndr_short(originalValue);
            verify(decodeBuffer).dec_ndr_short();
            assertEquals(ndrShort1.value, ndrShort2.value);
        }

        @Test

            // When: Decoding into a new UUID
            rpc.uuid_t decodedUuid = new rpc.uuid_t();
            decodedUuid.decode(decodeBuffer);

            // Then: Values should match
            assertEquals(originalUuid.time_low, decodedUuid.time_low);
            assertEquals(originalUuid.time_mid, decodedUuid.time_mid);

        assertEquals(l3, l4);
        assertEquals(l3.hashCode(), l4.hashCode());
    }

    @Test
    @DisplayName("overlaps requires same address and canonical URL prefix match")
    void testOverlaps() throws Exception {
        UniAddress a = mock(UniAddress.class);
        when(nsc.getAllByName(anyString(), anyBoolean())).thenReturn(new Address[] { a });

    //     we find them, regardless of what the address policies need.
    //
    //  2. EVICTABLE: Connections not required by any address policy. This matches connections that
    //     don't participate in any policy, plus connections whose policies won't be violated if the
    //     connection is closed. We only close these if the idle connection limit is exceeded.
    //

 * validating constants.
 */
public class SmbConstantsTest {

    /**
     * Verify that the hard‑coded default values are present.
     */
    @Test
    @DisplayName("Default constant values match expectations")
    void defaultValues() {
        assertEquals(445, SmbConstants.DEFAULT_PORT);
        assertEquals(10, SmbConstants.DEFAULT_MAX_MPX_COUNT);
        assertEquals(30000, SmbConstants.DEFAULT_RESPONSE_TIMEOUT);

    assertThat(get(url).body.string()).isEqualTo("B")
    assertThat(server.takeRequest().headers["If-None-Match"]).isNull()
    assertThat(server.takeRequest().headers["If-None-Match"]).isEqualTo("v1")
    assertThat(server.takeRequest().headers["If-None-Match"]).isEqualTo("v1")
    assertThat(server.takeRequest().headers["If-None-Match"]).isEqualTo("v2")
  }

  @Test
  fun combinedCacheHeadersCanBeNonAscii() {

        // Cleanup should not throw exception
        assertDoesNotThrow(() -> bufferManager.cleanup());

        // After cleanup, all regions should be released (but the count may not match exactly
        // if some regions were pooled rather than immediately released)
        assertTrue(bufferManager.getTotalReleased() > 0, "Some regions should be released during cleanup");

      A finalAccum = scheme.result(collector, inputs);
      if (collector.characteristics().contains(Collector.Characteristics.IDENTITY_FINISH)) {
        @SuppressWarnings("unchecked") // `R` and `A` match for an `IDENTITY_FINISH`
        R result = (R) finalAccum;
        assertEquivalent(expectedResult, result);
      }
      assertEquivalent(expectedResult, collector.finisher().apply(finalAccum));
    }
  }

            // Use reflection to read the private field createDisposition
            int actual = (int) getPrivateField(req, "createDisposition");
            assertEquals(expected, actual, "createDisposition should match");
        }
    }

    @Test
    @DisplayName("CreateOptions default padding")
    void createOptionsAddedWhenLow() {
        // createOptions less than 0x0001 (i.e., 0) should be padded with 0x0040