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;-*- Mode: Lisp -*-
;;;; Author: Paul Dietz
;;;; Created: Thu Jan 22 21:34:04 2004
;;;; Contains: Tests of FILE-STRING-LENGTH
(in-package :cl-test)
(deftest file-string-length.1
(with-open-file
(s "tmp.dat" :direction :output
:if-exists :supersede)
(loop for x across +standard-chars+
for len = (file-string-length s x)
do (assert (typep len '(or null (integer 0))))
do (let ((pos1 (file-position s)))
(write-char x s)
(let ((pos2 (file-position s)))
(when (and pos1 pos2 len)
(assert (= (+ pos1 len) pos2)))))))
nil)
(deftest file-string-length.2
(with-open-file
(s "tmp.dat" :direction :output
:if-exists :supersede)
(loop for x across +standard-chars+
for len = (file-string-length s (string x))
do (assert (typep len '(or null (integer 0))))
do (let ((pos1 (file-position s)))
(write-sequence (string x) s)
(let ((pos2 (file-position s)))
(when (and pos1 pos2 len)
(assert (= (+ pos1 len) pos2)))))))
nil)
(deftest file-string-length.3
(with-open-file
(stream "tmp.dat" :direction :output
:if-exists :supersede)
(let* ((s1 "abcde")
(n (file-string-length stream s1)))
(do-special-strings
(s2 s1 nil)
(assert (= (file-string-length stream s2) n)))))
nil)
;;; Error tests
(deftest file-string-length.error.1
(signals-error (file-string-length) program-error)
t)
(deftest file-string-length.error.2
(signals-error
(with-open-file
(s "tmp.dat" :direction :output
:if-exists :supersede)
(file-string-length s))
program-error)
t)
(deftest file-string-length.error.3
(signals-error
(with-open-file
(s "tmp.dat" :direction :output
:if-exists :supersede)
(file-string-length s #\x nil))
program-error)
t)
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