verify(request, times(1)).isResponseAsync();
        verify(request, times(1)).getNext();
        verify(request, times(1)).split();
        verify(request, times(1)).allowChain(nextRequest);
        verify(request, times(1)).createCancel();
        verify(request, times(1)).size();
        verify(request, times(1)).getOverrideTimeout();
    }

    @Test

        assertFalse(filter.accept(smbFile), "Negative size should be rejected");
        verify(smbFile, times(1)).length();

        // zero size -> reject
        reset(smbFile);
        when(smbFile.length()).thenReturn(0L);
        assertFalse(filter.accept(smbFile), "Zero size should be rejected");
        verify(smbFile, times(1)).length();

        // positive size -> accept
        reset(smbFile);

import static org.junit.jupiter.api.Assertions.assertTrue;
import static org.mockito.ArgumentMatchers.anyString;
import static org.mockito.ArgumentMatchers.eq;
import static org.mockito.Mockito.doThrow;
import static org.mockito.Mockito.times;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.when;

import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.DisplayName;
import org.junit.jupiter.api.Test;

        // Verify precise interactions
        verify(mockEntry, times(1)).getName();
        verify(mockEntry, times(2)).getType();
        verify(mockEntry, times(1)).getAttributes();
        verify(mockEntry, times(1)).createTime();
        verify(mockEntry, times(1)).lastModified();
        verify(mockEntry, times(1)).lastAccess();
        verify(mockEntry, times(1)).length();
        verify(mockEntry, never()).getFileIndex();

        requestWithPath.setResolveInDfs(true);
        verify(requestWithPath, times(1)).setResolveInDfs(true);

        doNothing().when(requestWithPath).setResolveInDfs(false);
        requestWithPath.setResolveInDfs(false);
        verify(requestWithPath, times(1)).setResolveInDfs(false);

        // Test with implementation
        testImplementation.setResolveInDfs(true);

        assertTrue(out.length > 0);

        // Verify interactions: flags and an empty optimistic token are used
        verify(this.mechContext, times(1)).getFlags();
        ArgumentCaptor<byte[]> cap = ArgumentCaptor.forClass(byte[].class);
        verify(this.mechContext, times(1)).initSecContext(cap.capture(), eq(0), eq(0));
        assertEquals(0, cap.getValue().length, "Optimistic token must be zero-length");
    }

        // Verify that server-side path engaged at least the initial opens
        verify(src, times(1)).openUnshared(anyInt(), anyInt(), anyInt(), anyInt(), anyInt());
        verify(dest, times(1)).openUnshared(anyInt(), anyInt(), anyInt(), anyInt(), anyInt());
    }

    // --- WriterThread behavior ---

    @Test

        assertTrue(transport.isSMB2());
        assertFalse(transport.isSMB2());
        verify(transport, times(2)).isSMB2();

        doThrow(new SmbException("query failed")).when(transport).isSMB2();
        assertThrows(SmbException.class, () -> transport.isSMB2());
        verify(transport, times(3)).isSMB2();
    }

    // Inflight requests count including edge values
    @ParameterizedTest

        handle.close();
        verify(treeConnection, times(1)).release();

        // Second release -> usage 0 -> -1 triggers RuntimeCIFSException
        RuntimeCIFSException ex = assertThrows(RuntimeCIFSException.class, () -> handle.release());
        assertTrue(ex.getMessage().contains("below zero"));
        verify(treeConnection, times(1)).release(); // still only once
    }

    @Test

            assertNotNull(handle);
            // Verify that sendrecv was called with MsrpcSamrConnect4 and then MsrpcSamrConnect2
            verify(mockHandle, times(1)).sendrecv(any(MsrpcSamrConnect4.class));
            verify(mockHandle, times(1)).sendrecv(any(MsrpcSamrConnect2.class));
        }
    }

    @Test
    void testConstructor_OtherDcerpcException() throws DcerpcException, IOException {