String expectedUuid = "8a885d04-1ceb-11c9-9fe8-08002b104860";

            // Act
            String actualUuid = DcerpcConstants.DCERPC_UUID_SYNTAX_NDR.toString().toLowerCase();

            // Assert
            assertNotNull(DcerpcConstants.DCERPC_UUID_SYNTAX_NDR, "DCERPC_UUID_SYNTAX_NDR should not be null");
            assertEquals(expectedUuid, actualUuid, "DCERPC_UUID_SYNTAX_NDR should have the correct UUID value");

        try (SmbTreeHandleImpl t1 = target.ensureTreeConnected(); SmbTreeHandleImpl t2 = target.ensureTreeConnected()) {
            assertSame(tree, t1);
            assertSame(tree, t2);
        }

        // Assert: pipe.ensureTreeConnected invoked once, acquire twice
        verify(pipe, times(1)).ensureTreeConnected();
        verify(tree, times(2)).acquire();
    }

    @Test

            obj_dict,
            exclude_none=exclude_none,
            exclude_defaults=exclude_defaults,
            sqlalchemy_safe=sqlalchemy_safe,
        )
    if dataclasses.is_dataclass(obj):
        assert not isinstance(obj, type)
        obj_dict = dataclasses.asdict(obj)
        return jsonable_encoder(
            obj_dict,
            include=include,
            exclude=exclude,
            by_alias=by_alias,

        assertArrayEquals(permissions, user.getPermissions());
        assertFalse(user.isEditable());
        assertFalse(user.refresh());
    }

    // Helper method to assert array equality
    private void assertArrayEquals(String[] expected, String[] actual) {
        if (expected == null && actual == null) {
            return;
        }

import static java.nio.charset.StandardCharsets.UTF_16;
import static java.nio.charset.StandardCharsets.UTF_16BE;
import static java.nio.charset.StandardCharsets.UTF_8;
import static org.junit.Assert.assertThrows;

import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.EOFException;
import java.io.File;
import java.io.FileOutputStream;
import java.io.FilterInputStream;

        i += 16;

        SMBUtil.writeInt4(0, body, i); // CreateContextsOffset
        i += 4;
        SMBUtil.writeInt4(0, body, i); // CreateContextsLength
        i += 4;

        assert i == body.length;
        return body;
    }

    /**
     * Build a CREATE response body with a single, unrecognized create context.
     * The parser should iterate it but produce an empty contexts array.
     */

        SmbTreeImpl tree = mock(SmbTreeImpl.class);
        doReturn(tree).when(session).getSmbTree(eq("LOGON$"), isNull());

        // Act
        session.treeConnectLogon();

        // Assert: treeConnect invoked once with null params
        verify(tree, times(1)).treeConnect(isNull(), isNull());
        // Close of try-with-resources should call close on the mock
        verify(tree, times(1)).close();
    }

      // TODO(kevinb): we shouldn't be checking for a null result at runtime. Assert?
      return a == null ? null : checkNotNull(doForward(a));
    } else {
      return unsafeDoForward(a);
    }
  }

  @Nullable A correctedDoBackward(@Nullable B b) {
    if (handleNullAutomatically) {
      // TODO(kevinb): we shouldn't be checking for a null result at runtime. Assert?
      return b == null ? null : checkNotNull(doBackward(b));

import static java.util.concurrent.TimeUnit.DAYS;
import static java.util.concurrent.TimeUnit.HOURS;
import static java.util.concurrent.TimeUnit.MINUTES;
import static java.util.concurrent.TimeUnit.SECONDS;
import static org.junit.Assert.assertThrows;

import com.google.common.base.Suppliers;
import com.google.common.cache.LocalCache.Strength;
import com.google.common.testing.EqualsTester;
import junit.framework.TestCase;

      // TODO(kevinb): we shouldn't be checking for a null result at runtime. Assert?
      return a == null ? null : checkNotNull(doForward(a));
    } else {
      return unsafeDoForward(a);
    }
  }

  @Nullable A correctedDoBackward(@Nullable B b) {
    if (handleNullAutomatically) {
      // TODO(kevinb): we shouldn't be checking for a null result at runtime. Assert?
      return b == null ? null : checkNotNull(doBackward(b));