inOrder.verify(creds, atLeastOnce()).isAnonymous();
    }

    @Test
    @DisplayName("isIPC is true for IPC$ or no share")
    void testIsIpc() {
        assertTrue(locator("smb://server/IPC$/").isIPC());
        assertTrue(locator("smb://server/").isIPC());
        assertFalse(locator("smb://server/share/").isIPC());
    }

    @Test
    @DisplayName("Type detection covers filesystem/share/IPC/workgroup/server")

    public boolean shouldForceSigning() {
        return this.ctx.getConfig().isIpcSigningEnforced() && !this.ctx.getCredentials().isAnonymous() && isIPC();
    }

    /**
     * {@inheritDoc}
     *
     * @see jcifs.SmbResourceLocator#isIPC()
     */
    @Override
    public boolean isIPC() {
        final String shr = this.getShare();
        if (shr == null || "IPC$".equals(getShare())) {

                return null;
            }
        }

        @Override
        public Address getAddress() {
            return null;
        }

        @Override
        public boolean isIPC() {
            return false;
        }

        @Override
        public int getType() {
            return 0;
        }

        @Override
        public boolean isWorkgroup() {

        super(url, tc);
        this.pipeType = pipeType;
        setNonPooled(unshared);
        if (!getLocator().isIPC()) {
            throw new MalformedURLException("Named pipes are only valid on IPC$");
        }
        this.fileLocator.updateType(TYPE_NAMED_PIPE);
    }

    /**

    /**
     * Determines whether this resource represents an IPC (Inter-Process Communication) connection.
     *
     * @return whether this is a IPC connection
     */
    boolean isIPC();

    /**
     * Returns type of of object this <code>SmbFile</code> represents.
     *
     * @return <code>TYPE_FILESYSTEM, TYPE_WORKGROUP, TYPE_SERVER,

            final SmbTransportInternal trans, final SmbTreeImpl t, final DfsReferralData referral) throws CIFSException {
        if (log.isDebugEnabled() && trans.isSigningOptional() && !loc.isIPC() && !this.ctx.getConfig().isSigningEnforced()) {
            log.debug("Signatures for file enabled but not required " + this);
        }

        if (referral != null) {
            t.markDomainDfs();
        }