value = "file://テスト.txt";
        result = "file://%E3%83%86%E3%82%B9%E3%83%88.txt";
        assertEquals(result, fsClient.preprocessUri(value));

        value = "test.txt";
        result = "file://test.txt";
        assertEquals(result, fsClient.preprocessUri(value));

        value = "テスト.txt";
        result = "file://%E3%83%86%E3%82%B9%E3%83%88.txt";
        assertEquals(result, fsClient.preprocessUri(value));

        assertEquals(expected, resolver.toAscii(host));

        host = "xn--zckzah.org";
        expected = "xn--zckzah.org";
        assertEquals(expected, resolver.toAscii(host));

        host = "%E3%83%86%E3%82%B9%E3%83%88.org";
        expected = "xn--zckzah.org";
        assertEquals(expected, resolver.toAscii(host));

    }

    public void test_resolve_ipv6() throws UnknownHostException {

            final byte[] type2 = new byte[data + target.length + (targetInformation != null ? targetInformation.length : 0)];
            System.arraycopy(NTLMSSP_SIGNATURE, 0, type2, 0, 8);
            writeULong(type2, 8, 2);
            writeSecurityBuffer(type2, 12, data, target);
            writeULong(type2, 20, flags);
            System.arraycopy(challenge != null ? challenge : new byte[8], 0, type2, 24, 8);

            // Assert
            assertNotNull(outputStream);
            verify(smbFile).openUnshared(SmbConstants.O_CREAT | SmbConstants.O_WRONLY | SmbConstants.O_TRUNC, // 82
                    SmbConstants.O_WRONLY, // 2
                    SmbConstants.DEFAULT_SHARING, // 7, not FILE_SHARE_READ (1)
                    SmbConstants.ATTR_NORMAL, // 128
                    0);
        }

        assertEquals("http://example.com:8080/path/file", HcHttpClient.constructRedirectLocation("http://example.com:8080/path/", "file"));
        assertEquals("http://example.com/%E3%83%86%E3%82%B9%E3%83%88",
                HcHttpClient.constructRedirectLocation("http://example.com/", "テスト"));
        assertEquals("http://example.com/hello%20world", HcHttpClient.constructRedirectLocation("http://example.com/", "hello world"));

    
    List<SmbFile> cached = dirManager.getCachedDirectoryListing("/test/dir");
    assertNotNull(cached);
    assertEquals(2, cached.size());
}
```

### 8.2 Integration Tests
```java
@Test
public void testDirectoryListingCache() throws Exception {
    CIFSContext context = getTestContext();
    context.getConfig().setProperty("jcifs.smb.client.useDirectoryLeasing", "true");

- github.com/dgryski/go-sip13: [e10d5fe](https://github.com/dgryski/go-sip13/tree/e10d5fe)
- github.com/docker/distribution: [v2.8.2+incompatible](https://github.com/docker/distribution/tree/v2.8.2)
- github.com/fatih/color: [v1.7.0](https://github.com/fatih/color/tree/v1.7.0)
- github.com/frankban/quicktest: [v1.14.0](https://github.com/frankban/quicktest/tree/v1.14.0)

        // Test lease break
        manager.handleLeaseBreak(key, Smb2LeaseState.SMB2_LEASE_READ_CACHING);
        assertEquals(Smb2LeaseState.SMB2_LEASE_READ_CACHING, entry.getLeaseState());
    }
}
```

### 8.2 Integration Tests
```java
@Test
public void testLeaseWithRealServer() throws Exception {
    // Requires SMB3 capable server
    CIFSContext context = getTestContext();

            assertEquals(8192, SMBUtil.readInt4(buffer, 54)); // Read length
            assertEquals(16384L, SMBUtil.readInt8(buffer, 58)); // Offset
            assertEquals(1024, SMBUtil.readInt4(buffer, 82)); // Minimum count
            assertEquals(4096, SMBUtil.readInt4(buffer, 90)); // Remaining bytes
        }

        @Test
        @DisplayName("Should handle multiple parameter updates")

      return new SampleElements<>(
          mapEntry("one", 114),
          mapEntry("two", 37),
          mapEntry("three", 42),
          mapEntry("four", 19),
          mapEntry("five", 82));
    }

    @SuppressWarnings("unchecked")
    @Override
    public Entry<String, Integer>[] createArray(int length) {
      return (Entry<String, Integer>[]) new Entry<?, ?>[length];
    }