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* test-suite/guile-test (run-tests): Load each test file within (with-locale "C" ...). * test-suite/tests/encoding-iso88591.test: * test-suite/tests/encoding-iso88597.test: * test-suite/tests/encoding-utf8.test: * test-suite/tests/srfi-14.test: Remove broken code to save and restore the previous locale. * test-suite/tests/bytevectors.test: * test-suite/tests/format.test: * test-suite/tests/regexp.test: * test-suite/tests/srfi-19.test: * test-suite/tests/tree-il.test: Make sure 'setlocale' is defined before calling it.
222 lines
8.8 KiB
Scheme
222 lines
8.8 KiB
Scheme
;;;; srfi-19.test --- test suite for SRFI-19 -*- scheme -*-
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;;;; Matthias Koeppe <mkoeppe@mail.math.uni-magdeburg.de> --- June 2001
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;;;;
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;;;; Copyright (C) 2001, 2003, 2004, 2005, 2006, 2007, 2008,
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;;;; 2011, 2014 Free Software Foundation, Inc.
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;;;;
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;;;; This library is free software; you can redistribute it and/or
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;;;; modify it under the terms of the GNU Lesser General Public
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;;;; License as published by the Free Software Foundation; either
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;;;; version 3 of the License, or (at your option) any later version.
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;;;;
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;;;; This library is distributed in the hope that it will be useful,
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;;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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;;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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;;;; Lesser General Public License for more details.
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;;;;
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;;;; You should have received a copy of the GNU Lesser General Public
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;;;; License along with this library; if not, write to the Free Software
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;;;; Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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;; SRFI-19 overrides current-date, so we have to do the test in a
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;; separate module, or later tests will fail.
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(define-module (test-suite test-srfi-19)
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:duplicates (last) ;; avoid warning about srfi-19 replacing `current-time'
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:use-module (test-suite lib)
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:use-module (srfi srfi-19)
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:use-module (ice-9 format))
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;; Make sure we use the default locale.
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(when (defined? 'setlocale)
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(setlocale LC_ALL "C"))
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(define (with-tz* tz thunk)
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"Temporarily set the TZ environment variable to the passed string
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value and call THUNK."
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(let ((old-tz #f))
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(dynamic-wind
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(lambda ()
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(set! old-tz (getenv "TZ"))
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(putenv (format #f "TZ=~A" tz)))
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thunk
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(lambda ()
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(if old-tz
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(putenv (format #f "TZ=~A" old-tz))
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(putenv "TZ"))))))
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(defmacro with-tz (tz . body)
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`(with-tz* ,tz (lambda () ,@body)))
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(define (test-integral-time-structure date->time)
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"Test whether the given DATE->TIME procedure creates a time
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structure with integral seconds. (The seconds shall be maintained as
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integers, or precision may go away silently. The SRFI-19 reference
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implementation was not OK for Guile in this respect because of Guile's
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incomplete numerical tower implementation.)"
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(pass-if (format #f "~A makes integer seconds"
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date->time)
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(exact? (time-second
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(date->time (make-date 0 0 0 12 1 6 2001 0))))))
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(define (test-time->date time->date date->time)
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(pass-if (format #f "~A works"
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time->date)
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(begin
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(time->date (date->time (make-date 0 0 0 12 1 6 2001 0)))
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#t)))
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(define (test-dst time->date date->time)
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(pass-if (format #f "~A respects local DST if no TZ-OFFSET given"
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time->date)
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(let ((time (date->time (make-date 0 0 0 12 1 6 2001 0))))
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;; on 2001-06-01, there should be 4 hours zone offset
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;; between EST (EDT) and GMT
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(= (date-zone-offset
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(with-tz "EST5EDT"
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(time->date time)))
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-14400))))
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(define-macro (test-time-conversion a b)
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(let* ((a->b-sym (symbol-append a '-> b))
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(b->a-sym (symbol-append b '-> a)))
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`(pass-if (format #f "~A and ~A work and are inverses of each other"
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',a->b-sym ',b->a-sym)
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(let ((time (make-time ,a 12345 67890123)))
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(time=? time (,b->a-sym (,a->b-sym time)))))))
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(define (test-time-comparison cmp a b)
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(pass-if (format #f "~A works" cmp)
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(cmp a b)))
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(define (test-time-arithmetic op a b res)
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(pass-if (format #f "~A works" op)
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(time=? (op a b) res)))
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;; return true if time objects X and Y are equal
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(define (time-equal? x y)
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(and (eq? (time-type x) (time-type y))
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(eqv? (time-second x) (time-second y))
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(eqv? (time-nanosecond x) (time-nanosecond y))))
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(with-test-prefix "SRFI date/time library"
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;; check for typos and silly errors
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(pass-if "date-zone-offset is defined"
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(and (defined? 'date-zone-offset)
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date-zone-offset
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#t))
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(pass-if "add-duration is defined"
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(and (defined? 'add-duration)
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add-duration
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#t))
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(pass-if "(current-time time-tai) works"
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(time? (current-time time-tai)))
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(pass-if "(current-time time-process) works"
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(time? (current-time time-process)))
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(test-time-conversion time-utc time-tai)
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(test-time-conversion time-utc time-monotonic)
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(test-time-conversion time-tai time-monotonic)
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(pass-if "string->date works"
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(begin (string->date "2001-06-01@14:00" "~Y-~m-~d@~H:~M")
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#t))
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;; check for code paths where reals were passed to quotient, which
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;; doesn't work in Guile (and is unspecified in R5RS)
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(test-time->date time-utc->date date->time-utc)
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(test-time->date time-tai->date date->time-tai)
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(test-time->date time-monotonic->date date->time-monotonic)
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(pass-if "Fractional nanoseconds are handled"
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(begin (make-time time-duration 1000000000.5 0) #t))
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;; the seconds in a time shall be maintained as integers, or
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;; precision may silently go away
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(test-integral-time-structure date->time-utc)
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(test-integral-time-structure date->time-tai)
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(test-integral-time-structure date->time-monotonic)
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;; check for DST and zone related problems
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(pass-if "date->time-utc is the inverse of time-utc->date"
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(let ((time (date->time-utc
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(make-date 0 0 0 14 1 6 2001 7200))))
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(time=? time
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(date->time-utc (time-utc->date time 7200)))))
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(test-dst time-utc->date date->time-utc)
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(test-dst time-tai->date date->time-tai)
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(test-dst time-monotonic->date date->time-monotonic)
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(test-dst julian-day->date date->julian-day)
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(test-dst modified-julian-day->date date->modified-julian-day)
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(pass-if "`date->julian-day' honors timezone"
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(let ((now (current-date -14400)))
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(time=? (date->time-utc (julian-day->date (date->julian-day now)))
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(date->time-utc now))))
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(pass-if "string->date respects local DST if no time zone is read"
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(time=? (date->time-utc
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(with-tz "EST5EDT"
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(string->date "2001-06-01@08:00" "~Y-~m-~d@~H:~M")))
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(date->time-utc
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(make-date 0 0 0 12 1 6 2001 0))))
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(pass-if "string->date understands days and months"
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(time=? (let ((d (string->date "Saturday, December 9, 2006"
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"~A, ~B ~d, ~Y")))
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(date->time-utc (make-date (date-nanosecond d)
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(date-second d)
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(date-minute d)
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(date-hour d)
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(date-day d)
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(date-month d)
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(date-year d)
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0)))
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(date->time-utc
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(make-date 0 0 0 0 9 12 2006 0))))
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(pass-if "string->date works on Sunday"
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;; `string->date' never rests!
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(let* ((str "Sun, 05 Jun 2005 18:33:00 +0200")
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(date (string->date str "~a, ~d ~b ~Y ~H:~M:~S ~z")))
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(equal? "Sun Jun 05 18:33:00+0200 2005"
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(date->string date))))
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;; check time comparison procedures
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(let* ((time1 (make-time time-monotonic 0 0))
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(time2 (make-time time-monotonic 0 0))
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(time3 (make-time time-monotonic 385907 998360432))
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(time4 (make-time time-monotonic 385907 998360432)))
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(test-time-comparison time<=? time1 time3)
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(test-time-comparison time<? time1 time3)
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(test-time-comparison time=? time1 time2)
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(test-time-comparison time>=? time3 time3)
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(test-time-comparison time>? time3 time2))
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;; check time arithmetic procedures
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(let* ((time1 (make-time time-monotonic 0 0))
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(time2 (make-time time-monotonic 385907 998360432))
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(diff (time-difference time2 time1)))
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(test-time-arithmetic add-duration time1 diff time2)
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(test-time-arithmetic subtract-duration time2 diff time1))
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(with-test-prefix "date->time-tai"
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;; leap second 1 Jan 1999, 1 second of UTC in make-date is out as 2
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;; seconds of TAI in date->time-tai
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(pass-if "31dec98 23:59:59"
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(time-equal? (make-time time-tai 0 915148830)
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(date->time-tai (make-date 0 59 59 23 31 12 1998 0))))
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(pass-if "1jan99 0:00:00"
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(time-equal? (make-time time-tai 0 915148832)
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(date->time-tai (make-date 0 0 0 0 1 1 1999 0))))
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;; leap second 1 Jan 2006, 1 second of UTC in make-date is out as 2
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;; seconds of TAI in date->time-tai
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(pass-if "31dec05 23:59:59"
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(time-equal? (make-time time-tai 0 1136073631)
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(date->time-tai (make-date 0 59 59 23 31 12 2005 0))))
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(pass-if "1jan06 0:00:00"
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(time-equal? (make-time time-tai 0 1136073633)
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(date->time-tai (make-date 0 0 0 0 1 1 2006 0)))))
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(with-test-prefix "date-week-number"
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(pass-if (= 0 (date-week-number (make-date 0 0 0 0 1 1 1984 0) 0)))
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(pass-if (= 0 (date-week-number (make-date 0 0 0 0 7 1 1984 0) 0)))
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(pass-if (= 1 (date-week-number (make-date 0 0 0 0 8 1 1984 0) 0)))))
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;; Local Variables:
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;; eval: (put 'with-tz 'scheme-indent-function 1)
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;; End:
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