testRequest.setDigest(mockDigest);

            TestServerMessageBlock2Response result = testRequest.initResponse(mockContext);

            assertNotNull(result);
            assertSame(expectedResponse, result);
            assertSame(expectedResponse, testRequest.getResponse());
            assertEquals(mockDigest, result.getDigest());
        }

        @Test

    assertThat(Callables.returning(null).call()).isNull();

    Object value = new Object();
    Callable<Object> callable = Callables.returning(value);
    assertSame(value, callable.call());
    // Expect the same value on subsequent calls
    assertSame(value, callable.call());
  }

  @J2ktIncompatible
  @GwtIncompatible
  public void testAsAsyncCallable() throws Exception {
    String expected = "MyCallableString";

import static org.junit.jupiter.api.Assertions.assertDoesNotThrow;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertNotNull;
import static org.junit.jupiter.api.Assertions.assertSame;
import static org.junit.jupiter.api.Assertions.assertThrows;
import static org.mockito.Mockito.when;

import java.net.InetAddress;
import java.net.UnknownHostException;

import org.junit.jupiter.api.DisplayName;

            assertNotNull(copySubj);
            assertSame(cachedOrig, copySubj, "Clone should share the cached Subject reference");

            // Refreshing the original must not clear the clone's cached subject
            orig.refresh();
            // Clone should retain its cached Subject
            assertSame(copySubj, copy.getSubject(), "Clone should retain its cached Subject");
        } else {

    try {
      try {
        throw exception;
      } catch (Throwable e) {
        throw closer.rethrow(e);
      } finally {
        closer.close();
      }
    } catch (Throwable expected) {
      assertSame(exception, expected);
    }

    assertTrue(c1.isClosed());
    assertTrue(c2.isClosed());

    assertTrue(suppressor.suppressions.isEmpty());
  }

        String msg = "auth failed";

        // Act
        SmbAuthException ex = new SmbAuthException(msg, mockCause);

        // Assert
        assertEquals(msg, ex.getMessage());
        assertSame(mockCause, ex.getCause());
        assertSame(mockCause, ex.getRootCause());
        assertEquals(NtStatus.NT_STATUS_UNSUCCESSFUL, ex.getNtStatus());

        // Verify: constructor should not have interacted with the cause

                .newChild("bar")
                .newChild("baz");
        assertSame(data, ReverseTreeRepositoryListener.lookupCollectStepData(haveItFirst));

        RequestTrace haveItLast = RequestTrace.newChild(null, "foo")
                .newChild("bar")
                .newChild("baz")
                .newChild(data);
        assertSame(data, ReverseTreeRepositoryListener.lookupCollectStepData(haveItLast));

        // Act
        SmbTreeHandleInternal t1 = handle.ensureTreeConnected();
        SmbTreeHandleInternal t2 = handle.ensureTreeConnected();

        // Assert
        assertSame(tree, t1, "First acquire returns provided tree");
        assertSame(tree, t2, "Subsequent acquire returns same tree instance");
        verify(pipe, times(1)).ensureTreeConnected();
        verify(tree, times(2)).acquire();
    }

    @Test

        // Assert: observable handle behavior without network I/O
        assertNotNull(handle, "Handle must not be null");
        assertSame(pipe, handle.getPipe(), "Handle should reference originating pipe");
        assertSame(handle, handle.unwrap(SmbPipeHandle.class), "unwrap should return same instance for interface type");
    }

    @ParameterizedTest

    void testConstructor() {
        // Verify initial state
        assertEquals(0, ndrBuffer.start);
        assertEquals(0, ndrBuffer.index);
        assertEquals(0, ndrBuffer.length);
        assertSame(ndrBuffer, ndrBuffer.deferred);
        assertSame(buffer, ndrBuffer.buf);

        // Test with a different start offset
        NdrBuffer offsetBuffer = new NdrBuffer(buffer, 10);
        assertEquals(10, offsetBuffer.start);