tests/run-program.test.sh

   1 #!/bin/sh
   2
   3 # tests related to SB-EXT:RUN-PROGRAM
   4
   5 # This software is part of the SBCL system. See the README file for
   6 # more information.
   7 #
   8 # While most of SBCL is derived from the CMU CL system, the test
   9 # files (like this one) were written from scratch after the fork
  10 # from CMU CL.
  11 #
  12 # This software is in the public domain and is provided with
  13 # absolutely no warranty. See the COPYING and CREDITS files for
  14 # more information.
  15
  16 . ./subr.sh
  17
  18 # Make sure that there's at least something in the environment (for
  19 # one of the tests below).
  20 SOMETHING_IN_THE_ENVIRONMENT='yes there is'
  21 export SOMETHING_IN_THE_ENVIRONMENT
  22 PATH=/some/path/that/does/not/exist:${PATH}
  23 export PATH
  24
  25 # This should probably be broken up into separate pieces.
  26 run_sbcl --eval "(defvar *exit-ok* $EXIT_LISP_WIN)" <<'EOF'
  27   ;; test that $PATH is searched
  28   (assert (zerop (sb-ext:process-exit-code
  29                   (sb-ext:run-program "true" () :search t :wait t))))
  30   (assert (not (zerop (sb-ext:process-exit-code
  31                        (sb-ext:run-program "false" () :search t :wait t)))))
  32   (let ((string (with-output-to-string (stream)
  33                   (sb-ext:run-program "/bin/echo"
  34                                       '("foo" "bar")
  35                                       :output stream))))
  36     (assert (string= string "foo bar
  37 ")))
  38   ;; Unix environment strings are ordinarily passed with SBCL convention
  39   ;; (instead of CMU CL alist-of-keywords convention).
  40   (let ((string (with-output-to-string (stream)
  41                   (sb-ext:run-program "/usr/bin/env" ()
  42                                       :output stream
  43                                       :environment '("FEEFIE=foefum")))))
  44     (assert (equal string "FEEFIE=foefum
  45 ")))
  46
  47  ;; Unicode strings
  48  (flet ((try (sb-impl::*default-external-format* x y)
  49          (let* ((process (run-program
  50                           "/bin/sh" (list "-c" (format nil "echo ~c, $SB_TEST_FOO." x))
  51                           :environment (list (format nil "SB_TEST_FOO=~c" y))
  52                           :output :stream
  53                           :wait t))
  54                 (output (read-line (process-output process)))
  55                 (wanted (format nil "~c, ~c." x y)))
  56            (unless (equal output wanted)
  57              (error "wanted ~S, got ~S" wanted output))
  58            (process-close process))))
  59    (try :ascii #\s #\b)
  60    (try :latin-1 (code-char 197) (code-char 229))
  61    #+sb-unicode
  62    (try :utf-8 #\GREEK_CAPITAL_LETTER_OMEGA #\GREEK_SMALL_LETTER_OMEGA))
  63
  64   ;; The default Unix environment for the subprocess is the same as
  65   ;; for the parent process. (I.e., we behave like perl and lots of
  66   ;; other programs, but not like CMU CL.)
  67   (let ((string (with-output-to-string (stream)
  68                   (sb-ext:run-program "/usr/bin/env" ()
  69                                       :output stream)))
  70         (expected (apply #'concatenate
  71                          'string
  72                          (mapcar (lambda (environ-string)
  73                                    (concatenate 'string
  74                                                 environ-string
  75                                                 (string #\newline)))
  76                                  (sb-ext:posix-environ)))))
  77     (assert (string= string expected)))
  78   ;; That's not just because POSIX-ENVIRON is having a bad hair
  79   ;; day and returning NIL, is it?
  80   (assert (plusp (length (sb-ext:posix-environ))))
  81   ;; make sure that a stream input argument is basically reasonable.
  82   (let ((string (let ((i (make-string-input-stream "abcdef")))
  83                   (with-output-to-string (stream)
  84                     (sb-ext:run-program "/bin/cat" ()
  85                                         :input i :output stream)))))
  86     (assert (= (length string) 6))
  87     (assert (string= string "abcdef")))
  88
  89   ;;; Test the bookkeeping involved in decoding the child's output:
  90
  91   ;; repeated short, properly-encoded reads exposed one bug.  (But
  92   ;; note: this test will be inconclusive if the child's stderr is
  93   ;; fully buffered.)
  94   (let ((str (with-output-to-string (s)
  95                (run-program "/bin/sh"
  96                             '("-c" "(echo Foo; sleep 2; echo Bar)>&2")
  97                             :output s :search t :error :output :wait t))))
  98     (assert (string= str (format nil "Foo~%Bar~%"))))
  99
 100   ;; end of file in the middle of a UTF-8 character
 101   (typep (nth-value 1 (ignore-errors
 102                        (let ((sb-impl::*default-external-format* :utf-8))
 103                          (with-output-to-string (s)
 104                            (run-program "printf" '("\\316")
 105                                         :output s :search t :wait t)))))
 106          'error)
 107
 108   ;; success convention for this Lisp program run as part of a larger script
 109   (sb-ext:quit :unix-status *exit-ok*)))
 110 EOF
 111 check_status_maybe_lose "run program tests" $?
 112
 113 exit $EXIT_TEST_WIN