assertEquals(TimeZone.getDefault(), result);
    }

    // Test getRequestedTimeZone() with different default time zone
    public void test_getRequestedTimeZone_withDifferentDefaultTimeZone() {
        // Store original time zone
        TimeZone originalTimeZone = TimeZone.getDefault();

        try {
            // Change default time zone temporarily

    setDefault(byte.class, (byte) 1);
    setDefault(Byte.class, (byte) 1);
    setDefault(short.class, (short) 1);
    setDefault(Short.class, (short) 1);
    setDefault(int.class, 1);
    setDefault(Integer.class, 1);
    setDefault(long.class, 1L);
    setDefault(Long.class, 1L);
    setDefault(float.class, 1F);
    setDefault(Float.class, 1F);
    setDefault(double.class, 1D);

        // Store original timezone settings
        originalTimeZone = TimeZone.getDefault();
        originalProvider = getDBFluteSystemTimeZoneProvider();
    }

    @Override
    public void tearDown() throws Exception {
        // Restore original timezone settings
        TimeZone.setDefault(originalTimeZone);
        if (originalProvider != null) {
            DBFluteSystem.unlock();

    setDefault(byte.class, (byte) 1);
    setDefault(Byte.class, (byte) 1);
    setDefault(short.class, (short) 1);
    setDefault(Short.class, (short) 1);
    setDefault(int.class, 1);
    setDefault(Integer.class, 1);
    setDefault(long.class, 1L);
    setDefault(Long.class, 1L);
    setDefault(float.class, 1F);
    setDefault(Float.class, 1F);
    setDefault(double.class, 1D);

        .testEquals();
  }

  @J2ktIncompatible
  @GwtIncompatible // reflection
  public void testNulls() throws Exception {
    new NullPointerTester()
        .setDefault(Class.class, Color.class)
        .setDefault(Iterable.class, EnumSet.allOf(Color.class))
        .testAllPublicStaticMethods(EnumMultiset.class);
  }

     */
    public static Locale getDefault() {
        if (defaultLocaleSupplier != null) {
            return defaultLocaleSupplier.get();
        }
        return Locale.ENGLISH;
    }

    /**
     * Sets the default locale supplier.
     *
     * @param localeSupplier
     *            the supplier for the default locale
     */
    public static void setDefault(final Supplier<Locale> localeSupplier) {

/**
 * Tests for {@link RelationshipTester}.
 *
 * @author Ben Yu
 */
@NullUnmarked
public class RelationshipTesterTest extends TestCase {
  public void testNulls() {
    new ClassSanityTester()
        .setDefault(ItemReporter.class, /* itemReporter */ Item::toString)
        .testNulls(RelationshipTester.class);
  }

        .testEquals();
  }

  @J2ktIncompatible
  @GwtIncompatible // reflection
  public void testNulls() throws Exception {
    new NullPointerTester()
        .setDefault(Class.class, Color.class)
        .setDefault(Iterable.class, EnumSet.allOf(Color.class))
        .testAllPublicStaticMethods(EnumMultiset.class);
  }

        TimeZone original = TimeZone.getDefault();
        try {
            TimeZone.setDefault(TimeZone.getTimeZone("UTC"));
            ServerMessageBlock.writeUTime(unixTime * 1000L, buffer, 0);
            long readTime = ServerMessageBlock.readUTime(buffer, 0);
            assertEquals(unixTime * 1000L, readTime);
        } finally {
            TimeZone.setDefault(original);
        }
    }

    @Test

     */

    public synchronized static void setDefault(final NtlmAuthenticator a) {
        if (auth != null) {
            return;
        }
        auth = a;
    }

    /**
     * Gets the default NTLM authenticator.
     * @return the default authentication credentials provider
     */
    public static NtlmAuthenticator getDefault() {
        return auth;
    }

    /**