1 (defpackage "SB-BSD-SOCKETS-TEST"
2 (:use "CL" "SB-BSD-SOCKETS" "SB-RT"))
4 (in-package :sb-bsd-sockets-test)
7 (deftest make-inet-address
8 (equalp (make-inet-address "127.0.0.1") #(127 0 0 1))
10 ;;; and an address with bit 8 set on some octets
11 (deftest make-inet-address2
12 (equalp (make-inet-address "242.1.211.3") #(242 1 211 3))
15 (deftest get-protocol-by-name/tcp
16 (integerp (get-protocol-by-name "tcp"))
19 (deftest get-protocol-by-name/udp
20 (integerp (get-protocol-by-name "udp"))
23 (deftest get-protocol-by-name/error
24 (handler-case (get-protocol-by-name "nonexistent-protocol")
31 (deftest make-inet-socket
33 (let ((s (make-instance 'inet-socket :type :stream :protocol (get-protocol-by-name "tcp"))))
34 (and (> (socket-file-descriptor s) 1) t))
37 (deftest make-inet-socket-keyword
39 (let ((s (make-instance 'inet-socket :type :stream :protocol :tcp)))
40 (and (> (socket-file-descriptor s) 1) t))
43 (deftest make-inet-socket-wrong
44 ;; fail to make a socket: check correct error return. There's no nice
45 ;; way to check the condition stuff on its own, which is a shame
47 (make-instance 'inet-socket :type :stream :protocol (get-protocol-by-name "udp"))
48 ((or socket-type-not-supported-error protocol-not-supported-error) (c)
49 (declare (ignorable c)) t)
53 (deftest make-inet-socket-keyword-wrong
54 ;; same again with keywords
56 (make-instance 'inet-socket :type :stream :protocol :udp)
57 ((or protocol-not-supported-error socket-type-not-supported-error) (c)
58 (declare (ignorable c)) t)
63 (deftest non-block-socket
64 (let ((s (make-instance 'inet-socket :type :stream :protocol :tcp)))
65 (setf (non-blocking-mode s) t)
66 (non-blocking-mode s))
69 (defun do-gc-portably ()
70 ;; cmucl on linux has generational gc with a keyword argument,
71 ;; sbcl GC function takes same arguments no matter what collector is in
73 #+(or sbcl gencgc) (SB-EXT:gc :full t)
74 ;; other platforms have full gc or nothing
75 #-(or sbcl gencgc) (sb-ext:gc))
77 (deftest inet-socket-bind
78 (let ((s (make-instance 'inet-socket :type :stream :protocol (get-protocol-by-name "tcp"))))
79 ;; Given the functions we've got so far, if you can think of a
80 ;; better way to make sure the bind succeeded than trying it
82 ;; 1974 has no special significance, unless you're the same age as me
83 (do-gc-portably) ;gc should clear out any old sockets bound to this port
84 (socket-bind s (make-inet-address "127.0.0.1") 1974)
86 (let ((s2 (make-instance 'inet-socket :type :stream :protocol (get-protocol-by-name "tcp"))))
87 (socket-bind s2 (make-inet-address "127.0.0.1") 1974)
89 (address-in-use-error () t)))
92 (deftest simple-sockopt-test
93 ;; test we can set SO_REUSEADDR on a socket and retrieve it, and in
94 ;; the process that all the weird macros in sockopt happened right.
95 (let ((s (make-instance 'inet-socket :type :stream :protocol (get-protocol-by-name "tcp"))))
96 (setf (sockopt-reuse-address s) t)
97 (sockopt-reuse-address s))
100 (defun read-buf-nonblock (buffer stream)
101 "Like READ-SEQUENCE, but returns early if the full quantity of data isn't there to be read. Blocks if no input at all"
102 (let ((eof (gensym)))
104 (c (read-char stream nil eof)
105 (read-char-no-hang stream nil eof)))
106 ((or (>= i (length buffer)) (not c) (eq c eof)) i)
107 (setf (elt buffer i) c))))
110 (deftest name-service-return-type
111 (vectorp (host-ent-address (get-host-by-address #(127 0 0 1))))
114 ;;; these require that the echo services are turned on in inetd
116 (deftest simple-tcp-client
117 (let ((s (make-instance 'inet-socket :type :stream :protocol :tcp))
118 (data (make-string 200)))
119 (socket-connect s #(127 0 0 1) 7)
120 (let ((stream (socket-make-stream s :input t :output t :buffering :none)))
121 (format stream "here is some text")
122 (let ((data (subseq data 0 (read-buf-nonblock data stream))))
123 (format t "~&Got ~S back from TCP echo server~%" data)
124 (> (length data) 0))))
128 (deftest sockaddr-return-type
129 (let ((s (make-instance 'inet-socket :type :stream :protocol :tcp)))
132 (socket-connect s #(127 0 0 1) 7)
133 (multiple-value-bind (host port) (socket-peername s)
140 (deftest simple-udp-client
141 (let ((s (make-instance 'inet-socket :type :datagram :protocol (get-protocol-by-name "udp")))
142 (data (make-string 200)))
143 (format t "Socket type is ~A~%" (sockopt-type s))
144 (socket-connect s #(127 0 0 1) 7)
145 (let ((stream (socket-make-stream s :input t :output t :buffering :none)))
146 (format stream "here is some text")
147 (let ((data (subseq data 0 (read-buf-nonblock data stream))))
148 (format t "~&Got ~S back from UDP echo server~%" data)
149 (> (length data) 0))))
152 ;;; A fairly rudimentary test that connects to the syslog socket and
153 ;;; sends a message. Priority 7 is kern.debug; you'll probably want
154 ;;; to look at /etc/syslog.conf or local equivalent to find out where
155 ;;; the message ended up
157 (deftest simple-local-client
160 ;; SunOS (Solaris) and Darwin systems don't have a socket at
161 ;; /dev/log. We might also be building in a chroot or
162 ;; something, so don't fail this test just because the file is
163 ;; unavailable, or if it's a symlink to some weird character
165 (when (and (probe-file "/dev/log")
167 (sb-posix::stat-mode (sb-posix:stat "/dev/log"))))
168 (let ((s (make-instance 'local-socket :type :datagram)))
169 (format t "Connecting ~A... " s)
172 (socket-connect s "/dev/log")
173 (sb-bsd-sockets::socket-error ()
174 (setq s (make-instance 'local-socket :type :stream))
175 (format t "failed~%Retrying with ~A... " s)
177 (socket-connect s "/dev/log")))
179 (let ((stream (socket-make-stream s :input t :output t :buffering :none)))
181 "<7>bsd-sockets: Don't panic. We're testing local-domain client code; this message can safely be ignored"))))
186 ;;; these require that the internet (or bits of it, at least) is available
189 (deftest get-host-by-name
190 (equalp (car (host-ent-addresses (get-host-by-name "a.root-servers.net")))
195 (deftest get-host-by-address
196 (host-ent-name (get-host-by-address #(198 41 0 4)))
197 "a.root-servers.net")
199 (deftest get-host-by-name-wrong
201 (get-host-by-name "foo.tninkpad.telent.net.")
202 (NAME-SERVICE-ERROR () t)
206 (defun http-stream (host port request)
207 (let ((s (make-instance 'inet-socket :type :stream :protocol :tcp)))
209 s (car (host-ent-addresses (get-host-by-name host))) port)
210 (let ((stream (socket-make-stream s :input t :output t :buffering :none)))
211 (format stream "~A HTTP/1.0~%~%" request))
215 (deftest simple-http-client-1
217 (let ((s (http-stream "ww.telent.net" 80 "HEAD /")))
218 (let ((data (make-string 200)))
219 (setf data (subseq data 0
220 (read-buf-nonblock data
221 (socket-make-stream s))))
223 (> (length data) 0)))
224 (network-unreachable-error () 'network-unreachable))
229 (deftest sockopt-receive-buffer
230 ;; on Linux x86, the receive buffer size appears to be doubled in the
231 ;; kernel: we set a size of x and then getsockopt() returns 2x.
232 ;; This is why we compare with >= instead of =
234 (let ((s (http-stream "ww.telent.net" 80 "HEAD /")))
235 (setf (sockopt-receive-buffer s) 1975)
236 (let ((data (make-string 200)))
237 (setf data (subseq data 0
238 (read-buf-nonblock data
239 (socket-make-stream s))))
240 (and (> (length data) 0)
241 (>= (sockopt-receive-buffer s) 1975))))
242 (network-unreachable-error () 'network-unreachable))
245 (deftest socket-open-p-true.1
246 (socket-open-p (make-instance 'inet-socket :type :stream :protocol :tcp))
249 (deftest socket-open-p-true.2
250 (let ((s (make-instance 'inet-socket :type :stream :protocol :tcp)))
253 (socket-connect s #(127 0 0 1) 7)
257 (deftest socket-open-p-false
258 (let ((s (make-instance 'inet-socket :type :stream :protocol :tcp)))
263 ;;; we don't have an automatic test for some of this yet. There's no
264 ;;; simple way to run servers and have something automatically connect
265 ;;; to them as client, unless we spawn external programs. Then we
266 ;;; have to start telling people what external programs they should
267 ;;; have installed. Which, eventually, we will, but not just yet
270 ;;; to check with this: can display packets from multiple peers
271 ;;; peer address is shown correctly for each packet
272 ;;; packet length is correct
273 ;;; long (>500 byte) packets have the full length shown (doesn't work)
275 (defun udp-server (port)
276 (let ((s (make-instance 'inet-socket :type :datagram :protocol :udp)))
277 (socket-bind s #(0 0 0 0) port)
279 (multiple-value-bind (buf len address port) (socket-receive s nil 500)
280 (format t "Received ~A bytes from ~A:~A - ~A ~%"
281 len address port (subseq buf 0 (min 10 len)))))))