t.Errorf("expected : %s, got : %s", expectedSource, gotSource)
	}
}

// Test lock race
func TestNSLockRace(t *testing.T) {
	t.Skip("long test skip it")

	ctx := t.Context()

	for i := range 10000 {
		nsLk := newNSLock(false)

		// lk1; ref=1
		if !nsLk.lock(ctx, "volume", "path", "source", "opsID", false, time.Second) {
			t.Fatal("failed to acquire lock")
		}

		// lk2
		lk2ch := make(chan struct{})

        NetworkInterfaceInfo local = new NetworkInterfaceInfo(addr1, 1000);
        NetworkInterfaceInfo remote1 = new NetworkInterfaceInfo(addr1, 1000);
        NetworkInterfaceInfo remote2 = new NetworkInterfaceInfo(addr2, 10000); // Faster interface

        channel1 = new ChannelInfo("channel1", mockTransport1, local, remote1);
        channel1.setState(ChannelState.ESTABLISHED);

  public void testBasic() {
    for (double fpr = 0.0000001; fpr < 0.1; fpr *= 10) {
      for (int expectedInsertions = 1; expectedInsertions <= 10000; expectedInsertions *= 10) {
        checkSanity(BloomFilter.create(HashTestUtils.BAD_FUNNEL, expectedInsertions, fpr));
      }
    }
  }

  public void testPreconditions() {
    assertThrows(

 * Tests for the default implementations of {@code ByteSink} methods.
 *
 * @author Colin Decker
 */
@NullUnmarked
public class ByteSinkTest extends IoTestCase {

  private final byte[] bytes = newPreFilledByteArray(10000);

  private TestByteSink sink;

  @Override
  protected void setUp() throws Exception {
    sink = new TestByteSink();
  }

  public void testOpenBufferedStream() throws IOException {

 * Tests for the default implementations of {@code ByteSink} methods.
 *
 * @author Colin Decker
 */
@NullUnmarked
public class ByteSinkTest extends IoTestCase {

  private final byte[] bytes = newPreFilledByteArray(10000);

  private TestByteSink sink;

  @Override
  protected void setUp() throws Exception {
    sink = new TestByteSink();
  }

  public void testOpenBufferedStream() throws IOException {

  private static final int STRING_LENGTH = 10000;

  private static final String OLD_WHITESPACE_TABLE =
      "\u0001\u0000\u00a0\u0000\u0000\u0000\u0000\u0000"
          + "\u0000\u0009\n\u000b\u000c\r\u0000\u0000\u2028\u2029\u0000\u0000\u0000\u0000\u0000"
          + "\u202f\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0020\u0000\u0000\u0000\u0000"
          + "\u0000\u0000\u0000\u0000\u0000\u0000\u3000\u0000\u0000\u0000\u0000\u0000\u0000\u0000"

    assertThat(certificate.serialNumber).isEqualTo(BigInteger.ONE)
    assertThat(certificate.subjectAlternativeNames).isNull()
    val deltaMillis = 1000.0
    val durationMillis = TimeUnit.MINUTES.toMillis((60 * 24).toLong())
    assertThat(certificate.notBefore.time.toDouble())
      .isCloseTo(now.toDouble(), deltaMillis)
    assertThat(certificate.notAfter.time.toDouble())

```

## Configuration

### Basic Configuration Properties

```properties
# Connection settings
jcifs.smb.client.connTimeout=35000
jcifs.smb.client.soTimeout=180000
jcifs.smb.client.responseTimeout=30000

# Authentication
jcifs.smb.client.domain=WORKGROUP
jcifs.smb.client.username=guest
jcifs.smb.client.password=

# Protocol versions (SMB1 to SMB 3.1.1)
jcifs.smb.client.minVersion=SMB1

        assertEquals(500, crawlerStatsHelper.maxCacheSize);
    }

    public void test_setCacheExpireAfterWrite() {
        crawlerStatsHelper.setCacheExpireAfterWrite(30000);
        assertEquals(30000, crawlerStatsHelper.cacheExpireAfterWrite);
    }

    public void test_recordWithStatsAction() {
        String key = "test";
        crawlerStatsHelper.begin(key);

        NetworkInterfaceInfo basic = new NetworkInterfaceInfo(testAddress, 1000);
        assertEquals(1000, basic.getScore()); // Base score is link speed

        NetworkInterfaceInfo fast = new NetworkInterfaceInfo(testAddress, 10000);
        assertTrue(fast.getScore() > basic.getScore());
    }

    @Test
    void testCapabilitySettings() {
        NetworkInterfaceInfo info = new NetworkInterfaceInfo(testAddress, 1000);