test-run-program.script 9.91 KB
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;; -*- Lisp -*-
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(declaim (optimize (debug 3) (safety #-gcl 3 #+gcl 0)))
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;; On Windows, normalize away CRLF into jut the unixy LF.
(defun dewindowize (x)
  (block ()
    (setf x (remove (code-char 13) x))
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    ;; Some buggy implementations output extra space on Windows;
    ;; Implementations that rely on shell redirection on Windows also do, as a limitation.
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    (when (eql #\space (last-char x))
      (return (subseq x 0 (1- (length x)))))
    x))
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(DBG "Testing echo ok 1 via run-program as a list")
(assert-equal "ok 1"
              (dewindowize (run-program '("echo" "ok" "1") :output '(:string :stripped t))))
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(DBG "Testing echo ok 1 via run-program as a string")
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(assert-equal "ok 1"
              (dewindowize (run-program "echo ok 1" :output '(:string :stripped t))))
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;;; test asdf run-shell-command function
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(setf *verbose-out* nil)
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(DBG "Testing true via run-shell-command")
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(assert-equal 0 (run-shell-command "true"))
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(DBG "Testing false via run-shell-command")
(assert-equal 1 (run-shell-command "false"))
(DBG "Testing bad shell command via run-shell-command")
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(unless (< 0 (run-shell-command "./bad-shell-command"))
  (error "Failed to capture exit status indicating shell command failure."))
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#+os-unix
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(progn
  (DBG "Testing good shell command in current directory via run-shell-command")
  (unless (equal 0 (run-shell-command "./good-shell-command"))
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    (error "Failed to capture exit status indicating shell command success."))

  ;; this test checks for a problem there was in allegro -- :output :interactive
  ;; would try to open T as a stream for INPUT.
  (assert-equal '(nil nil 0) (multiple-value-list (run-program "true" :force-shell t :output :interactive)))
  (assert-equal '(nil nil 0) (multiple-value-list (run-program "true" :force-shell nil :output :interactive)))
  (assert-equal '(nil nil 1) (multiple-value-list (run-program "false" :force-shell t :output :interactive :ignore-error-status t)))
  (assert-equal '(nil nil 1) (multiple-value-list (run-program "false" :force-shell nil :output :interactive :ignore-error-status t)))
  (assert-equal
   '("foo" "bar baz" 42)
   (multiple-value-list
    (run-program "cat ; echo bar  baz >&2 ; exit 42"
                 :input '("foo") :output :string :error-output '(:string :stripped t)
                 :ignore-error-status t)))
  (assert-equal
   '(("foo" "bar" "baz" "quux") nil 0)
   (multiple-value-list
    (run-program "echo foo ; echo bar >&2 ; echo baz ; echo quux >& 2"
                 :output :lines :error-output :output))))

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#-(and sbcl os-windows)
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(let ((ok1 (format nil "; $ echo ok 1~%ok 1")))
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  (DBG "Testing awkward legacy output capture via run-shell-command")
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  (assert-equal
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   (dewindowize
    (stripln
     (with-output-to-string (s)
       (let ((*verbose-out* s))
         (run-shell-command "echo ~A 1" "ok")))))
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   ok1)
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  #-ecl
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  (assert-equal
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   (dewindowize
    (stripln
     (with-output-to-string (s)
       (let ((*verbose-out* t)
             (*standard-output* s))
         (let ((status (run-shell-command "echo ok ~D" 1)))
           (unless (zerop status)
             (error "Didn't get good exit status.")))))))
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   ok1))
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;; NB1: run-shell-command is deprecated. Use run-program instead.
;; NB2: we do NOT support stderr capture to *verbose-out* anymore in run-shell-command.
;; If you want 2>&1 redirection, you know where to find it.
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(assert-equal '(:ok 1) (run-program "echo :ok  1" :output :forms))
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(assert-equal "ok" (dewindowize (stripln
                                 (with-output-to-string (*standard-output*)
                                   (run-program "echo ok" :output t :error-output :output)))))
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;;#+allegro (trace excl:run-shell-command sys:reap-os-subprocess)
;;#+lispworks (trace system:run-shell-command system:pid-exit-status)

#|
Testing run-program
|#

;; We add a newline to the end of a string and return it.
;; We do it in this specific manner so that under unix, windows and macos,
;; format will choose the correct type of newline delimiters
(defun nl (str)
  (format nil "~A~%" str))


;; Convert the input format to a string stream, read it into a string,
;; and see if they match.
(defun slurp-stream-string/check (input-string &key (test #'string=))
  (let ((input-string (format nil input-string)))
    (with-open-stream (s (make-string-input-stream input-string))
      (is (funcall test input-string (slurp-stream-string s))))))

;; Call with a bunch of strings to call the above function upon.
(defun slurp-stream-string/checks (&rest input-string-list)
  (dolist (input-string input-string-list)
    (funcall #'slurp-stream-string/check input-string)))

;; Check to see if the input-string ins converted correctly to the
;; output-form
(defun slurp-stream-lines/check (input-string output-form &key (test #'equal))
  (let ((input-string (format nil input-string)))
    (with-open-stream (s (make-string-input-stream input-string))
      (is (funcall test output-form (slurp-stream-lines s))))))

;; Check to see if the individual input/output lists passed into this
;; function are correct.
(defun slurp-stream-lines/checks (&rest control-forms)
  (dolist (form control-forms)
    (destructuring-bind (input-string output-form) form
      (funcall #'slurp-stream-lines/check input-string output-form))))

(deftest test/slurp-stream-string ()
  ;; Check to make sure the string is exactly what it is when read
  ;; back through a stream. This is a format specifier so we can
  ;; portably test newline processing.
  (slurp-stream-string/checks
   ""
   " "
   "~%"
   "~%~%"
   "~%~%~%"
   "one~%two~%three~%~%four"
   "one two three four"
   "one two~%three four")

  ;; Check some boundary cases on the types passed.
  (signals error (slurp-stream-string nil))
  (signals error (slurp-stream-string 42))
  (signals error (slurp-stream-string "not valid"))
  t)

(deftest test/slurp-stream-lines ()
  (slurp-stream-lines/checks
   ;; input-string first, then expected output-form after its parsing
   '("" nil)
   '(" " (" "))
   '("~%" (""))
   '("~%~%" ("" ""))
   '("~%~%~%" ("" "" ""))
   '("foo" ("foo"))
   '("~%foo" ("" "foo"))
   '("~%foo~%" ("" "foo")) ; consumes last newline!
   '("one~%two~%~%three" ("one" "two" "" "three"))
   '("one~%two~%~%three~%" ("one" "two" "" "three"))
   '("one two three four" ("one two three four"))
   '("one two~%three four~%" ("one two" "three four")))

  ;; Check some boundary cases on the types passed.
  ;; NOTE: NIL is ok since it means read from stdin!
  (signals error (slurp-stream-lines 42))
  (signals error (slurp-stream-lines "not valid"))
  t)

(defun common-test/run-program ()
  ;; Can we echo a simple string?
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  (assert-equal '("abcde") (run-program '("echo" "abcde") :output :lines))
  (assert-equal (nl "fghij") (run-program '("echo" "fghij") :output :string))
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  ;; Are spaces handled properly?
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  (assert-equal '("Hello World") (run-program '("echo" "Hello World") :output :lines))
  (assert-equal (nl "Hello World") (run-program '("echo" "Hello World") :output :string))
  (assert-equal (nl "Hello World") (run-program "echo Hello World" :output :string))
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  ;; Test that run-program fails properly with an
  ;; empty program string
  #+(or clozure (and allegro os-unix) cmu (and lispworks os-unix) sbcl scl)
  (signals error (run-program '("") :output :lines))

  ;; An empty string itself is ok since it is passed to the shell.
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  (assert-equal "" (run-program "" :output :string))
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  ;; Test that run-program fails properly with a
  ;; nil program list
  #+(or clozure (and allegro os-unix) cmu sbcl scl)
  (signals error (run-program nil :output :lines))

  ;; Test that run-program fails properly when the
  ;; executable doesn't exist.
  (signals error (run-program '("does-not-exist") :output :lines))
  (signals error (run-program "does-not-exist" :output :lines))

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  (assert-equal '(nil nil 0) (multiple-value-list (run-program "echo ok" :output nil)))
  (assert-equal '(nil nil 0) (multiple-value-list (run-program '("echo" "ok") :output nil)))
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  t)


(defun unix-only-test/run-program ()

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  (assert-equal '("ok 1") (run-program "echo ok  1" :output :lines))
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  (assert-equal '("ok  1") (run-program '("echo" "ok  1") :output :lines))
  (assert-equal "ok  1" (run-program '("echo" "ok  1") :output '(:string :stripped t)))
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  (assert-equal '(nil nil 0) (multiple-value-list (run-program "true")))
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  (signals subprocess-error (run-program "false"))
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  (assert-equal '(nil nil 1) (multiple-value-list (run-program "false" :ignore-error-status t)))
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  (let ((tf (native-namestring (test-source "test-file"))))

    ;; a basic smoke test
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    (assert-equal '("Single")
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                  (run-program `("grep" "Single" ,tf) :output :lines))
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    ;; Make sure space is handled correctly
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    (assert-equal '("double entry")
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                  (run-program `("grep" "double entry" ,tf) :output :lines))
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    ;; Make sure space is handled correctly
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    (assert-equal '("triple word entry")
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                  (run-program `("grep" "triple word entry" ,tf) :output :lines))
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    ;; Testing special characters
    (loop :for char :across "+-_.,%@:/\\!&*(){}"
      :for str = (string char) :do
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        (assert-equal (list (format nil "escape ~A" str))
                      (run-program
                       `("grep" ,(format nil "[~A]" str) ,tf)
                       :output :lines)))
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    ;; Test that run-program signals an error
    ;; with an executable that doesn't return 0
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    (signals subprocess-error (run-program '("false") :output :lines))
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    ;; Test that we can suppress the error on run-program
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    (is (null (run-program '("false")
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                            :output :lines :ignore-error-status t))))
  t)

(defun windows-only-test/run-program ()

  ;; a basic smoke test
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  (assert-equal "ok" (dewindowize (run-program '("cmd" "/c" "echo" "ok") :output :line)))
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  (assert-equal "ok 1" (dewindowize (run-program "echo ok 1" :output :line)))
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  ;; clozure: beware http://trac.clozure.com/ccl/ticket/1118
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  t)
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(deftest test/run-program ()
  #+os-unix (common-test/run-program)
  #+os-unix (unix-only-test/run-program)
  #+os-windows (windows-only-test/run-program)
  (terpri)
  t)


(test/run-program)