224 lines
8.7 KiB
Scheme
224 lines
8.7 KiB
Scheme
(module tests mzscheme
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;; tests by Will Fitzgerald, augmented by John Clements -- 2004-08-16
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;; these tests were built using schemeunit 2.0a (IIRC). Older versions
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;; of schemeunit don't support the same syntax for creating assertions.
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;; so when you try to run the tests and they fail miserably, that's probably
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;; why.
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;;; simple test procedures
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(require (lib "time.ss" "srfi" "19")
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(lib "test.ss" "schemeunit") ; change to a planet reference
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(lib "text-ui.ss" "schemeunit") ; change to a planet reference
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)
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(define-simple-assertion (assert-not-exn-helper thunk)
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(with-handlers ([not-break-exn? (lambda (exn) #f)])
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(thunk)
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#t))
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(define-syntax assert-not-exn
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(lambda (stx)
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(syntax-case stx ()
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[(_ arg) (syntax/loc stx (assert-not-exn-helper (lambda () arg)))]
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[else (error 'assert-not-exn "assert-not-exn expects exactly one argument, received: ~v" stx)])))
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(define srfi-19-test-suite
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(make-test-suite
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"Tests for SRFI 19"
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(make-test-case
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"Creating time structures"
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(assert-not-exn
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(list (current-time 'time-tai)
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(current-time 'time-utc)
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(current-time 'time-monotonic)
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(current-time 'time-thread)
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(current-time 'time-process))))
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(make-test-case
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"Testing time resolutions"
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(assert-not-exn
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(list (time-resolution 'time-tai)
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(time-resolution 'time-utc)
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(time-resolution 'time-monotonic)
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(time-resolution 'time-thread)
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(time-resolution 'time-process))))
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(make-test-case
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"Time comparisons (time=?, etc.)"
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(let ((t1 (make-time 'time-utc 0 1))
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(t2 (make-time 'time-utc 0 1))
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(t3 (make-time 'time-utc 0 2))
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(t11 (make-time 'time-utc 1001 1))
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(t12 (make-time 'time-utc 1001 1))
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(t13 (make-time 'time-utc 1001 2)))
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(assert time=? t1 t2)
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(assert time>? t3 t2)
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(assert time<? t2 t3)
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(assert time>=? t1 t2)
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(assert time>=? t3 t2)
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(assert time<=? t1 t2)
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(assert time<=? t2 t3)
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(assert time=? t11 t12)
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(assert time>? t13 t12)
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(assert time<? t12 t13)
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(assert time>=? t11 t12)
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(assert time>=? t13 t12)
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(assert time<=? t11 t12)
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(assert time<=? t12 t13)))
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(make-test-case
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"Time difference"
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(let ((t1 (make-time 'time-utc 0 3000))
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(t2 (make-time 'time-utc 0 1000))
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(t3 (make-time 'time-duration 0 2000))
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(t4 (make-time 'time-duration 0 -2000)))
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(assert time=? t3 (time-difference t1 t2))
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(assert time=? t4 (time-difference t2 t1))))
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(make-test-case
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"TAI-UTC Conversions"
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(begin
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(test-one-utc-tai-edge 915148800 32 31)
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(test-one-utc-tai-edge 867715200 31 30)
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(test-one-utc-tai-edge 820454400 30 29)
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(test-one-utc-tai-edge 773020800 29 28)
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(test-one-utc-tai-edge 741484800 28 27)
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(test-one-utc-tai-edge 709948800 27 26)
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(test-one-utc-tai-edge 662688000 26 25)
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(test-one-utc-tai-edge 631152000 25 24)
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(test-one-utc-tai-edge 567993600 24 23)
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(test-one-utc-tai-edge 489024000 23 22)
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(test-one-utc-tai-edge 425865600 22 21)
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(test-one-utc-tai-edge 394329600 21 20)
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(test-one-utc-tai-edge 362793600 20 19)
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(test-one-utc-tai-edge 315532800 19 18)
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(test-one-utc-tai-edge 283996800 18 17)
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(test-one-utc-tai-edge 252460800 17 16)
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(test-one-utc-tai-edge 220924800 16 15)
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(test-one-utc-tai-edge 189302400 15 14)
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(test-one-utc-tai-edge 157766400 14 13)
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(test-one-utc-tai-edge 126230400 13 12)
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(test-one-utc-tai-edge 94694400 12 11)
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(test-one-utc-tai-edge 78796800 11 10)
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(test-one-utc-tai-edge 63072000 10 0)
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(test-one-utc-tai-edge 0 0 0) ;; at the epoch
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(test-one-utc-tai-edge 10 0 0) ;; close to it ...
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(test-one-utc-tai-edge 1045789645 32 32) ;; about now ...
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))
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(make-test-case
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"TAI-Date Conversions"
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(begin
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(assert tm:date= (time-tai->date (make-time time-tai 0 (+ 915148800 29)) 0)
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(make-srfi:date 0 58 59 23 31 12 1998 0))
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(assert tm:date= (time-tai->date (make-time time-tai 0 (+ 915148800 30)) 0)
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(make-srfi:date 0 59 59 23 31 12 1998 0))
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(assert tm:date= (time-tai->date (make-time time-tai 0 (+ 915148800 31)) 0)
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(make-srfi:date 0 60 59 23 31 12 1998 0))
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(assert tm:date= (time-tai->date (make-time time-tai 0 (+ 915148800 32)) 0)
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(make-srfi:date 0 0 0 0 1 1 1999 0))))
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(make-test-case
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"Date-UTC Conversions"
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(begin
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(assert time=? (make-time time-utc 0 (- 915148800 2))
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(date->time-utc (make-srfi:date 0 58 59 23 31 12 1998 0)))
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(assert time=? (make-time time-utc 0 (- 915148800 1))
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(date->time-utc (make-srfi:date 0 59 59 23 31 12 1998 0)))
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;; yes, I think this is acutally right.
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(assert time=? (make-time time-utc 0 (- 915148800 0))
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(date->time-utc (make-srfi:date 0 60 59 23 31 12 1998 0)))
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(assert time=? (make-time time-utc 0 (- 915148800 0))
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(date->time-utc (make-srfi:date 0 0 0 0 1 1 1999 0)))
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(assert time=? (make-time time-utc 0 (+ 915148800 1))
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(date->time-utc (make-srfi:date 0 1 0 0 1 1 1999 0)))))
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(make-test-case
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"TZ Offset conversions"
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(let ((ct-utc (make-time time-utc 6320000 1045944859))
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(ct-tai (make-time time-tai 6320000 1045944891))
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(cd (make-srfi:date 6320000 19 14 15 22 2 2003 -18000)))
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(assert time=? ct-utc (date->time-utc cd))
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(assert time=? ct-tai (date->time-tai cd))))
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(make-test-case
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"date->string conversions"
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(begin
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(assert-equal? "~.Tue.Tuesday.Jun.June.Tue Jun 5 4:03:02-0200 2007.05.06/05/07. 5,2.000001,Jun.03"
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(date->string (make-srfi:date 1000 2 3 4 5 6 2007 -120)
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"~~.~a.~A.~b.~B.~c.~d.~D.~e,~f,~h.~H"))))
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(make-test-case
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"date<->julian-day conversion"
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(begin (assert = 365 (- (date->julian-day (make-srfi:date 0 0 0 0 1 1 2004 0))
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(date->julian-day (make-srfi:date 0 0 0 0 1 1 2003 0))))
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(let ([test-date (make-srfi:date 0 0 0 0 1 1 2003 -7200)])
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(assert tm:date= test-date (julian-day->date (date->julian-day test-date) -7200)))))
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(make-test-case
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"date->modified-julian-day conversion"
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(begin (assert = 365 (- (date->modified-julian-day (make-srfi:date 0 0 0 0 1 1 2004 0))
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(date->modified-julian-day (make-srfi:date 0 0 0 0 1 1 2003 0))))
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(let ([test-date (make-srfi:date 0 0 0 0 1 1 2003 -7200)])
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(assert tm:date= test-date (modified-julian-day->date (date->modified-julian-day test-date) -7200)))))
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))
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(define (test-one-utc-tai-edge utc tai-diff tai-last-diff)
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(let* (;; right on the edge they should be the same
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(utc-basic (make-time 'time-utc 0 utc))
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(tai-basic (make-time 'time-tai 0 (+ utc tai-diff)))
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(utc->tai-basic (time-utc->time-tai utc-basic))
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(tai->utc-basic (time-tai->time-utc tai-basic))
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;; a second before they should be the old diff
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(utc-basic-1 (make-time 'time-utc 0 (- utc 1)))
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(tai-basic-1 (make-time 'time-tai 0 (- (+ utc tai-last-diff) 1)))
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(utc->tai-basic-1 (time-utc->time-tai utc-basic-1))
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(tai->utc-basic-1 (time-tai->time-utc tai-basic-1))
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;; a second later they should be the new diff
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(utc-basic+1 (make-time 'time-utc 0 (+ utc 1)))
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(tai-basic+1 (make-time 'time-tai 0 (+ (+ utc tai-diff) 1)))
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(utc->tai-basic+1 (time-utc->time-tai utc-basic+1))
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(tai->utc-basic+1 (time-tai->time-utc tai-basic+1))
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;; ok, let's move the clock half a month or so plus half a second
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(shy (* 15 24 60 60))
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(hs (/ (expt 10 9) 2))
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;; a second later they should be the new diff
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(utc-basic+2 (make-time 'time-utc hs (+ utc shy)))
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(tai-basic+2 (make-time 'time-tai hs (+ (+ utc tai-diff) shy)))
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(utc->tai-basic+2 (time-utc->time-tai utc-basic+2))
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(tai->utc-basic+2 (time-tai->time-utc tai-basic+2)))
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(assert time=? utc-basic tai->utc-basic)
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(assert time=? tai-basic utc->tai-basic)
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(assert time=? utc-basic-1 tai->utc-basic-1)
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(assert time=? tai-basic-1 utc->tai-basic-1)
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(assert time=? utc-basic+1 tai->utc-basic+1)
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(assert time=? tai-basic+1 utc->tai-basic+1)
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(assert time=? utc-basic+2 tai->utc-basic+2)
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(assert time=? tai-basic+2 utc->tai-basic+2)))
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(define (tm:date= d1 d2)
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(and (= (srfi:date-year d1) (srfi:date-year d2))
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(= (srfi:date-month d1) (srfi:date-month d2))
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(= (srfi:date-day d1) (srfi:date-day d2))
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(= (srfi:date-hour d1) (srfi:date-hour d2))
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(= (srfi:date-second d1) (srfi:date-second d2))
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(= (date-nanosecond d1) (date-nanosecond d2))
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(= (date-zone-offset d1) (date-zone-offset d2))))
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(test/text-ui srfi-19-test-suite)
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)
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