// Verify disconnect was called on retry
        verify(c, atLeastOnce()).disconnect(eq(true));
    }

    @Test
    @DisplayName("send honors NO_RETRY and propagates error immediately")
    void send_noRetry_param() throws Exception {
        SmbTreeConnection c = newConn();
        SmbTreeImpl tree = mock(SmbTreeImpl.class);
        when(tree.acquire(false)).thenReturn(tree);
        setTree(c, tree);