void testEncodeDecodeRoundTrip() throws SMBProtocolDecodingException {
        // Test various values
        long[] testValues = { 0L, 1L, -1L, Long.MAX_VALUE, Long.MIN_VALUE, 0x123456789ABCDEFL };

        for (long testValue : testValues) {
            // Create and encode
            FileEndOfFileInformation original = new FileEndOfFileInformation(testValue);
            byte[] buffer = new byte[8];

    }

    @Test
    @DisplayName("Test boundary values for index number")
    void testBoundaryValuesForIndexNumber() throws SMBProtocolDecodingException {
        // Test various boundary values
        long[] testValues = { 0L, // Zero
                1L, // One
                -1L, // Negative one
                0x00000000FFFFFFFFL, // 32-bit max as long
                0xFFFFFFFF00000000L, // High 32 bits set

      } catch (UnsupportedOperationException | NullPointerException e) {
        // Expected.
      }
    }
    assertInvariants(map);
  }

  public void testValues() {
    Map<K, V> map;
    try {
      map = makePopulatedMap();
    } catch (UnsupportedOperationException e) {
      return;
    }
    assertInvariants(map);

      } catch (UnsupportedOperationException | NullPointerException e) {
        // Expected.
      }
    }
    assertInvariants(map);
  }

  public void testValues() {
    Map<K, V> map;
    try {
      map = makePopulatedMap();
    } catch (UnsupportedOperationException e) {
      return;
    }
    assertInvariants(map);