*/
    @Override
    public SmbPipeOutputStream getOutput() throws CIFSException {
        if (!this.open) {
            throw new SmbException("Already closed");
        }

        if (this.output != null) {
            return this.output;
        }

        try (SmbTreeHandleImpl th = ensureTreeConnected()) {
            this.output = new SmbPipeOutputStream(this, th);
        }

        // Act: first calls construct streams, second calls return cached
        SmbPipeInputStream in1 = handle.getInput();
        SmbPipeInputStream in2 = handle.getInput();
        SmbPipeOutputStream out1 = handle.getOutput();
        SmbPipeOutputStream out2 = handle.getOutput();

        // Assert: same instances are returned subsequently
        assertSame(in1, in2, "Input stream should be cached");

    @Test
    @DisplayName("send delegates to output.writeDirect with provided args")
    void testSendDelegation() throws Exception {
        SmbPipeHandleImpl spyTarget = spy(target);
        SmbPipeOutputStream out = mock(SmbPipeOutputStream.class);
        doReturn(out).when(spyTarget).getOutput();

        byte[] b = new byte[] { 10, 11, 12 };
        spyTarget.send(b, 1, 2);
        verify(out).writeDirect(b, 1, 2, 1);
    }