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testing.scm
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;; Copyright (c) 2005, 2006, 2007, 2012, 2013 Per Bothner
;; Added "full" support for Chicken, Gauche, Guile and SISC.
;; Alex Shinn, Copyright (c) 2005.
;; Modified for Scheme Spheres by Álvaro Castro-Castilla, Copyright (c) 2012.
;; Support for Guile 2 by Mark H Weaver <[email protected]>, Copyright (c) 2014.
;;
;; Permission is hereby granted, free of charge, to any person
;; obtaining a copy of this software and associated documentation
;; files (the "Software"), to deal in the Software without
;; restriction, including without limitation the rights to use, copy,
;; modify, merge, publish, distribute, sublicense, and/or sell copies
;; of the Software, and to permit persons to whom the Software is
;; furnished to do so, subject to the following conditions:
;;
;; The above copyright notice and this permission notice shall be
;; included in all copies or substantial portions of the Software.
;;
;; THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
;; EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
;; MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
;; NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
;; BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
;; ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
;; CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
;; SOFTWARE.
(cond-expand
(chicken
(require-extension syntax-case))
(guile-2
(use-modules (srfi srfi-9)
;; In 2.0.9, srfi-34 and srfi-35 are not well integrated
;; with either Guile's native exceptions or R6RS exceptions.
;;(srfi srfi-34) (srfi srfi-35)
(srfi srfi-39)))
(guile
(use-modules (ice-9 syncase) (srfi srfi-9)
;;(srfi srfi-34) (srfi srfi-35) - not in Guile 1.6.7
(srfi srfi-39)))
(sisc
(require-extension (srfi 9 34 35 39)))
(kawa
(module-compile-options warn-undefined-variable: #t
warn-invoke-unknown-method: #t)
(import (scheme base)
(only (kawa base) try-catch))
(provide 'srfi-64)
(provide 'testing)
(require 'srfi-35))
(gauche
(define-module srfi-64)
(select-module srfi-64))
(else
))
(cond-expand
(kawa
;; Kawa's default top-level environment has test-begin built in,
;; as a magic macro that imports this library (without test-begin).
;; This puts test-begin but only test-begin in the default environment,
;; which makes normal test suites loadable without non-portable commands.
;; Therefore we need to export %test-begin, which performs the
;; functionality of test-begin without the magic import.
(define-syntax %test-export
(syntax-rules ()
((%test-export test-begin . other-names)
(module-export %test-begin test-begin . other-names)))))
(gauche
(define-syntax %test-export export))
(else
(define-syntax %test-export
(syntax-rules ()
((%test-export . names) (if #f #f))))))
;; List of exported names
(%test-export
test-begin ;; must be listed first, since in Kawa (at least) it is "magic".
test-end test-assert test-eqv test-eq test-equal
test-approximate test-assert test-error test-apply test-with-runner
test-match-nth test-match-all test-match-any test-match-name
test-skip test-expect-fail test-read-eval-string
test-runner-group-path test-group test-group-with-cleanup
test-result-ref test-result-set! test-result-clear test-result-remove
test-result-kind test-passed?
test-log-to-file
; Misc test-runner functions
test-runner? test-runner-reset test-runner-null
test-runner-simple test-runner-current test-runner-factory test-runner-get
test-runner-create test-runner-test-name
;; test-runner field setter and getter functions - see %test-record-define:
test-runner-pass-count test-runner-pass-count!
test-runner-fail-count test-runner-fail-count!
test-runner-xpass-count test-runner-xpass-count!
test-runner-xfail-count test-runner-xfail-count!
test-runner-skip-count test-runner-skip-count!
test-runner-group-stack test-runner-group-stack!
test-runner-on-test-begin test-runner-on-test-begin!
test-runner-on-test-end test-runner-on-test-end!
test-runner-on-group-begin test-runner-on-group-begin!
test-runner-on-group-end test-runner-on-group-end!
test-runner-on-final test-runner-on-final!
test-runner-on-bad-count test-runner-on-bad-count!
test-runner-on-bad-end-name test-runner-on-bad-end-name!
test-result-alist test-result-alist!
test-runner-aux-value test-runner-aux-value!
;; default/simple call-back functions, used in default test-runner,
;; but can be called to construct more complex ones.
test-on-group-begin-simple test-on-group-end-simple
test-on-bad-count-simple test-on-bad-end-name-simple
test-on-final-simple test-on-test-end-simple
test-on-final-simple)
(cond-expand
(srfi-9
(define-syntax %test-record-define
(syntax-rules ()
((%test-record-define tname alloc runner? (name index getter setter) ...)
(define-record-type tname
(alloc)
runner?
(name getter setter) ...)))))
(else
(define %test-runner-cookie (list "test-runner"))
(define-syntax %test-record-define
(syntax-rules ()
((%test-record-define tname alloc runner? (name index getter setter) ...)
(begin
(define (runner? obj)
(and (vector? obj)
(> (vector-length obj) 1)
(eq (vector-ref obj 0) %test-runner-cookie)))
(define (alloc)
(let ((runner (make-vector 23)))
(vector-set! runner 0 %test-runner-cookie)
runner))
(begin
(define (getter runner)
(vector-ref runner index)) ...)
(begin
(define (setter runner value)
(vector-set! runner index value)) ...)))))))
(%test-record-define test-runner
%test-runner-alloc test-runner?
;; Cumulate count of all tests that have passed and were expected to.
(pass-count 1 test-runner-pass-count test-runner-pass-count!)
(fail-count 2 test-runner-fail-count test-runner-fail-count!)
(xpass-count 3 test-runner-xpass-count test-runner-xpass-count!)
(xfail-count 4 test-runner-xfail-count test-runner-xfail-count!)
(skip-count 5 test-runner-skip-count test-runner-skip-count!)
(skip-list 6 %test-runner-skip-list %test-runner-skip-list!)
(fail-list 7 %test-runner-fail-list %test-runner-fail-list!)
;; Normally #t, except when in a test-apply.
(run-list 8 %test-runner-run-list %test-runner-run-list!)
(skip-save 9 %test-runner-skip-save %test-runner-skip-save!)
(fail-save 10 %test-runner-fail-save %test-runner-fail-save!)
(group-stack 11 test-runner-group-stack test-runner-group-stack!)
(on-test-begin 12 test-runner-on-test-begin test-runner-on-test-begin!)
(on-test-end 13 test-runner-on-test-end test-runner-on-test-end!)
;; Call-back when entering a group. Takes (runner suite-name count).
(on-group-begin 14 test-runner-on-group-begin test-runner-on-group-begin!)
;; Call-back when leaving a group.
(on-group-end 15 test-runner-on-group-end test-runner-on-group-end!)
;; Call-back when leaving the outermost group.
(on-final 16 test-runner-on-final test-runner-on-final!)
;; Call-back when expected number of tests was wrong.
(on-bad-count 17 test-runner-on-bad-count test-runner-on-bad-count!)
;; Call-back when name in test=end doesn't match test-begin.
(on-bad-end-name 18 test-runner-on-bad-end-name test-runner-on-bad-end-name!)
;; Cumulate count of all tests that have been done.
(total-count 19 %test-runner-total-count %test-runner-total-count!)
;; Stack (list) of (count-at-start . expected-count):
(count-list 20 %test-runner-count-list %test-runner-count-list!)
(result-alist 21 test-result-alist test-result-alist!)
;; Field can be used by test-runner for any purpose.
;; test-runner-simple uses it for a log file.
(aux-value 22 test-runner-aux-value test-runner-aux-value!)
)
(define (test-runner-reset runner)
(test-result-alist! runner '())
(test-runner-pass-count! runner 0)
(test-runner-fail-count! runner 0)
(test-runner-xpass-count! runner 0)
(test-runner-xfail-count! runner 0)
(test-runner-skip-count! runner 0)
(%test-runner-total-count! runner 0)
(%test-runner-count-list! runner '())
(%test-runner-run-list! runner #t)
(%test-runner-skip-list! runner '())
(%test-runner-fail-list! runner '())
(%test-runner-skip-save! runner '())
(%test-runner-fail-save! runner '())
(test-runner-group-stack! runner '()))
(define (test-runner-group-path runner)
(reverse (test-runner-group-stack runner)))
(define (%test-null-callback runner) #f)
(define (test-runner-null)
(let ((runner (%test-runner-alloc)))
(test-runner-reset runner)
(test-runner-on-group-begin! runner (lambda (runner name count) #f))
(test-runner-on-group-end! runner %test-null-callback)
(test-runner-on-final! runner %test-null-callback)
(test-runner-on-test-begin! runner %test-null-callback)
(test-runner-on-test-end! runner %test-null-callback)
(test-runner-on-bad-count! runner (lambda (runner count expected) #f))
(test-runner-on-bad-end-name! runner (lambda (runner begin end) #f))
runner))
;; Not part of the specification. FIXME
;; Controls whether a log file is generated.
(define test-log-to-file #t)
(define (test-runner-simple)
(let ((runner (%test-runner-alloc)))
(test-runner-reset runner)
(test-runner-on-group-begin! runner test-on-group-begin-simple)
(test-runner-on-group-end! runner test-on-group-end-simple)
(test-runner-on-final! runner test-on-final-simple)
(test-runner-on-test-begin! runner test-on-test-begin-simple)
(test-runner-on-test-end! runner test-on-test-end-simple)
(test-runner-on-bad-count! runner test-on-bad-count-simple)
(test-runner-on-bad-end-name! runner test-on-bad-end-name-simple)
runner))
(cond-expand
(srfi-39
(define test-runner-current (make-parameter #f))
(define test-runner-factory (make-parameter test-runner-simple)))
(else
(define %test-runner-current #f)
(define-syntax test-runner-current
(syntax-rules ()
((test-runner-current)
%test-runner-current)
((test-runner-current runner)
(set! %test-runner-current runner))))
(define %test-runner-factory test-runner-simple)
(define-syntax test-runner-factory
(syntax-rules ()
((test-runner-factory)
%test-runner-factory)
((test-runner-factory runner)
(set! %test-runner-factory runner))))))
;; A safer wrapper to test-runner-current.
(cond-expand
(kawa
(define (test-runner-get) ::test-runner
(let ((r (test-runner-current)))
(if (not r)
(error "test-runner not initialized - test-begin missing?"))
r)))
(else
(define (test-runner-get)
(let ((r (test-runner-current)))
(if (not r)
(cond-expand
(srfi-23 (error "test-runner not initialized - test-begin missing?"))
(else #t)))
r))))
(define (%test-specifier-matches spec runner)
(spec runner))
(define (test-runner-create)
((test-runner-factory)))
(define (%test-any-specifier-matches list runner)
(let ((result #f))
(let loop ((l list))
(cond ((null? l) result)
(else
(if (%test-specifier-matches (car l) runner)
(set! result #t))
(loop (cdr l)))))))
;; Returns #f, #t, or 'xfail.
(define (%test-should-execute runner)
(let ((run (%test-runner-run-list runner)))
(cond ((or
(not (or (eqv? run #t)
(%test-any-specifier-matches run runner)))
(%test-any-specifier-matches
(%test-runner-skip-list runner)
runner))
(test-result-set! runner 'result-kind 'skip)
#f)
((%test-any-specifier-matches
(%test-runner-fail-list runner)
runner)
(test-result-set! runner 'result-kind 'xfail)
'xfail)
(else #t))))
(define (%test-begin suite-name count)
(if (not (test-runner-current))
(let ((r (test-runner-create)))
(test-runner-current r)
(test-runner-on-final! r
(let ((old-final (test-runner-on-final r)))
(lambda (r) (old-final r) (test-runner-current #f))))))
(let ((runner (test-runner-current)))
((test-runner-on-group-begin runner) runner suite-name count)
(%test-runner-skip-save! runner
(cons (%test-runner-skip-list runner)
(%test-runner-skip-save runner)))
(%test-runner-fail-save! runner
(cons (%test-runner-fail-list runner)
(%test-runner-fail-save runner)))
(%test-runner-count-list! runner
(cons (cons (%test-runner-total-count runner)
count)
(%test-runner-count-list runner)))
(test-runner-group-stack! runner (cons suite-name
(test-runner-group-stack runner)))))
(define-syntax test-begin
(syntax-rules ()
((test-begin suite-name)
(%test-begin suite-name #f))
((test-begin suite-name count)
(%test-begin suite-name count))))
(define (test-on-group-begin-simple runner suite-name count)
(if (null? (test-runner-group-stack runner))
(begin
(display "%%%% Starting test ")
(display suite-name)
(if test-log-to-file
(let* ((log-name (if (string? test-log-to-file) test-log-to-file
(string-append suite-name ".log")))
;; Replace "bad" characters in log file name with #\_
(fix-invalid-char
(lambda (ch)
(if (or (char-alphabetic? ch)
(char-numeric? ch)
(char=? ch #\Space)
(char=? ch #\-)
(char=? ch #\+)
(char=? ch #\_)
(char=? ch #\.)
(char=? ch #\,))
ch
#\_)))
(log-file-name
(cond-expand (r7rs
(string-map fix-invalid-char log-name))
(else
(let ((t (string-copy log-name))
(tlen (string-length log-name)))
(do ((i 0 (+ i 1))) ((>= i tlen) t)
(string-set! t i (fix-invalid-char
(string-ref t i))))))))
(log-file
(cond-expand (mzscheme
(open-output-file log-file-name 'truncate/replace))
(else (open-output-file log-file-name)))))
(display "%%%% Starting test " log-file)
(display suite-name log-file)
(newline log-file)
(test-runner-aux-value! runner log-file)
(display " (Writing full log to \"")
(display log-file-name)
(display "\")")))
(newline)))
(let ((log (test-runner-aux-value runner)))
(if (output-port? log)
(begin
(display "Group begin: " log)
(display suite-name log)
(newline log))))
#f)
(define (test-on-group-end-simple runner)
(let ((log (test-runner-aux-value runner)))
(if (output-port? log)
(begin
(display "Group end: " log)
(display (car (test-runner-group-stack runner)) log)
(newline log))))
#f)
(define (%test-on-bad-count-write runner count expected-count port)
(display "*** Total number of tests was " port)
(display count port)
(display " but should be " port)
(display expected-count port)
(display ". ***" port)
(newline port)
(display "*** Discrepancy indicates testsuite error or exceptions. ***" port)
(newline port))
(define (test-on-bad-count-simple runner count expected-count)
(%test-on-bad-count-write runner count expected-count (current-output-port))
(let ((log (test-runner-aux-value runner)))
(if (output-port? log)
(%test-on-bad-count-write runner count expected-count log))))
(define (test-on-bad-end-name-simple runner begin-name end-name)
(let ((msg (string-append (%test-format-line runner) "test-end " begin-name
" does not match test-begin " end-name)))
(cond-expand
(srfi-23 (error msg))
(else (display msg) (newline)))))
(define (%test-final-report1 value label port)
(if (> value 0)
(begin
(display label port)
(display value port)
(newline port))))
(define (%test-final-report-simple runner port)
(%test-final-report1 (test-runner-pass-count runner)
"# of expected passes " port)
(%test-final-report1 (test-runner-xfail-count runner)
"# of expected failures " port)
(%test-final-report1 (test-runner-xpass-count runner)
"# of unexpected successes " port)
(%test-final-report1 (test-runner-fail-count runner)
"# of unexpected failures " port)
(%test-final-report1 (test-runner-skip-count runner)
"# of skipped tests " port))
(define (test-on-final-simple runner)
(%test-final-report-simple runner (current-output-port))
(let ((log (test-runner-aux-value runner)))
(if (output-port? log)
(%test-final-report-simple runner log))))
(define (%test-format-line runner)
(let* ((line-info (test-result-alist runner))
(source-file (assq 'source-file line-info))
(source-line (assq 'source-line line-info))
(file (if source-file (cdr source-file) "")))
(if source-line
(string-append file ":"
(number->string (cdr source-line)) ": ")
"")))
(define (%test-end suite-name line-info)
(let* ((r (test-runner-get))
(groups (test-runner-group-stack r))
(line (%test-format-line r)))
(test-result-alist! r line-info)
(if (null? groups)
(let ((msg (string-append line "test-end not in a group")))
(cond-expand
(srfi-23 (error msg))
(else (display msg) (newline)))))
(if (and suite-name (not (equal? suite-name (car groups))))
((test-runner-on-bad-end-name r) r suite-name (car groups)))
(let* ((count-list (%test-runner-count-list r))
(expected-count (cdar count-list))
(saved-count (caar count-list))
(group-count (- (%test-runner-total-count r) saved-count)))
(if (and expected-count
(not (= expected-count group-count)))
((test-runner-on-bad-count r) r group-count expected-count))
((test-runner-on-group-end r) r)
(test-runner-group-stack! r (cdr (test-runner-group-stack r)))
(%test-runner-skip-list! r (car (%test-runner-skip-save r)))
(%test-runner-skip-save! r (cdr (%test-runner-skip-save r)))
(%test-runner-fail-list! r (car (%test-runner-fail-save r)))
(%test-runner-fail-save! r (cdr (%test-runner-fail-save r)))
(%test-runner-count-list! r (cdr count-list))
(if (null? (test-runner-group-stack r))
((test-runner-on-final r) r)))))
(define-syntax test-group
(syntax-rules ()
((test-group suite-name . body)
(let ((r (or (test-runner-current)
(begin
(test-runner-current (test-runner-create))
(test-runner-current)))))
;; Ideally should also set line-number, if available.
(test-result-alist! r (list (cons 'test-name suite-name)))
(if (%test-should-execute r)
(dynamic-wind
(lambda () (test-begin suite-name))
(lambda () . body)
(lambda () (test-end suite-name))))))))
(define-syntax test-group-with-cleanup
(syntax-rules ()
((test-group-with-cleanup suite-name form cleanup-form)
(test-group suite-name
(dynamic-wind
(lambda () #f)
(lambda () form)
(lambda () cleanup-form))))
((test-group-with-cleanup suite-name cleanup-form)
(test-group-with-cleanup suite-name #f cleanup-form))
((test-group-with-cleanup suite-name form1 form2 form3 . rest)
(test-group-with-cleanup suite-name (begin form1 form2) form3 . rest))))
(define (test-on-test-begin-simple runner)
(let ((log (test-runner-aux-value runner)))
(if (output-port? log)
(let* ((results (test-result-alist runner))
(source-file (assq 'source-file results))
(source-line (assq 'source-line results))
(source-form (assq 'source-form results))
(test-name (assq 'test-name results)))
(display "Test begin:" log)
(newline log)
(if test-name (%test-write-result1 test-name log))
(if source-file (%test-write-result1 source-file log))
(if source-line (%test-write-result1 source-line log))
(if source-form (%test-write-result1 source-form log))))))
(define-syntax test-result-ref
(syntax-rules ()
((test-result-ref runner pname)
(test-result-ref runner pname #f))
((test-result-ref runner pname default)
(let ((p (assq pname (test-result-alist runner))))
(if p (cdr p) default)))))
(define (test-on-test-end-simple runner)
(let ((log (test-runner-aux-value runner))
(kind (test-result-ref runner 'result-kind)))
(if (memq kind '(fail xpass))
(let* ((results (test-result-alist runner))
(source-file (assq 'source-file results))
(source-line (assq 'source-line results))
(test-name (assq 'test-name results)))
(if (or source-file source-line)
(begin
(if source-file (display (cdr source-file)))
(display ":")
(if source-line (display (cdr source-line)))
(display ": ")))
(display (if (eq? kind 'xpass) "XPASS" "FAIL"))
(if test-name
(begin
(display " ")
(display (cdr test-name))))
(newline)))
(if (output-port? log)
(begin
(display "Test end:" log)
(newline log)
(let loop ((list (test-result-alist runner)))
(if (pair? list)
(let ((pair (car list)))
;; Write out properties not written out by on-test-begin.
(if (not (memq (car pair)
'(test-name source-file source-line source-form)))
(%test-write-result1 pair log))
(loop (cdr list)))))))))
(define (%test-write-result1 pair port)
(display " " port)
(display (car pair) port)
(display ": " port)
(write (cdr pair) port)
(newline port))
(define (test-result-set! runner pname value)
(let* ((alist (test-result-alist runner))
(p (assq pname alist)))
(if p
(set-cdr! p value)
(test-result-alist! runner (cons (cons pname value) alist)))))
(define (test-result-actual-value! runner value)
(test-result-set! runner 'actual-value value))
(define (test-result-expected-value! runner value)
(test-result-set! runner 'expected-value value))
(define (test-result-clear runner)
(test-result-alist! runner '()))
(define (test-result-remove runner pname)
(let* ((alist (test-result-alist runner))
(p (assq pname alist)))
(if p
(test-result-alist! runner
(let loop ((r alist))
(if (eq? r p) (cdr r)
(cons (car r) (loop (cdr r)))))))))
(define (test-result-kind . rest)
(let ((runner (if (pair? rest) (car rest) (test-runner-current))))
(test-result-ref runner 'result-kind)))
(define (test-passed? . rest)
(let ((runner (if (pair? rest) (car rest) (test-runner-get))))
(memq (test-result-ref runner 'result-kind) '(pass xpass))))
(define (%test-report-result)
(let* ((r (test-runner-get))
(result-kind (test-result-kind r)))
(case result-kind
((pass)
(test-runner-pass-count! r (+ 1 (test-runner-pass-count r))))
((fail)
(test-runner-fail-count! r (+ 1 (test-runner-fail-count r))))
((xpass)
(test-runner-xpass-count! r (+ 1 (test-runner-xpass-count r))))
((xfail)
(test-runner-xfail-count! r (+ 1 (test-runner-xfail-count r))))
(else
(test-runner-skip-count! r (+ 1 (test-runner-skip-count r)))))
(%test-runner-total-count! r (+ 1 (%test-runner-total-count r)))
((test-runner-on-test-end r) r)))
(cond-expand
(guile
(define-syntax %test-evaluate-with-catch
(syntax-rules ()
((%test-evaluate-with-catch test-expression)
(catch #t
(lambda () test-expression)
(lambda (key . args)
(test-result-set! (test-runner-current) 'actual-error
(cons key args))
#f))))))
(kawa
(define-syntax %test-evaluate-with-catch
(syntax-rules ()
((%test-evaluate-with-catch test-expression)
(try-catch test-expression
(ex <java.lang.Throwable>
(test-result-set! (test-runner-current) 'actual-error ex)
#f))))))
(srfi-34
(define-syntax %test-evaluate-with-catch
(syntax-rules ()
((%test-evaluate-with-catch test-expression)
(guard (err (else #f)) test-expression)))))
(chicken
(define-syntax %test-evaluate-with-catch
(syntax-rules ()
((%test-evaluate-with-catch test-expression)
(condition-case test-expression (ex () #f))))))
(else
(define-syntax %test-evaluate-with-catch
(syntax-rules ()
((%test-evaluate-with-catch test-expression)
test-expression)))))
(cond-expand
((or kawa mzscheme)
(cond-expand
(mzscheme
(define-for-syntax (%test-syntax-file form)
(let ((source (syntax-source form)))
(cond ((string? source) file)
((path? source) (path->string source))
(else #f)))))
(kawa
(define (%test-syntax-file form)
(syntax-source form))))
(define (%test-source-line2 form)
(let* ((line (syntax-line form))
(file (%test-syntax-file form))
(line-pair (if line (list (cons 'source-line line)) '())))
(cons (cons 'source-form (syntax-object->datum form))
(if file (cons (cons 'source-file file) line-pair) line-pair)))))
(guile-2
(define (%test-source-line2 form)
(let* ((src-props (syntax-source form))
(file (and src-props (assq-ref src-props 'filename)))
(line (and src-props (assq-ref src-props 'line)))
(file-alist (if file
`((source-file . ,file))
'()))
(line-alist (if line
`((source-line . ,(+ line 1)))
'())))
(datum->syntax (syntax here)
`((source-form . ,(syntax->datum form))
,@file-alist
,@line-alist)))))
(else
(define (%test-source-line2 form)
'())))
(define (%test-on-test-begin r)
(%test-should-execute r)
((test-runner-on-test-begin r) r)
(not (eq? 'skip (test-result-ref r 'result-kind))))
(define (%test-on-test-end r result)
(test-result-set! r 'result-kind
(if (eq? (test-result-ref r 'result-kind) 'xfail)
(if result 'xpass 'xfail)
(if result 'pass 'fail))))
(define (test-runner-test-name runner)
(test-result-ref runner 'test-name ""))
(define-syntax %test-comp2body
(syntax-rules ()
((%test-comp2body r comp expected expr)
(let ()
(if (%test-on-test-begin r)
(let ((exp expected))
(test-result-expected-value! r exp)
(let ((res (%test-evaluate-with-catch expr)))
(test-result-actual-value! r res)
(%test-on-test-end r (comp exp res)))))
(%test-report-result)))))
(define (%test-approximate= error)
(lambda (value expected)
(let ((rval (real-part value))
(ival (imag-part value))
(rexp (real-part expected))
(iexp (imag-part expected)))
(and (>= rval (- rexp error))
(>= ival (- iexp error))
(<= rval (+ rexp error))
(<= ival (+ iexp error))))))
(define-syntax %test-comp1body
(syntax-rules ()
((%test-comp1body r expr)
(let ()
(if (%test-on-test-begin r)
(let ()
(let ((res (%test-evaluate-with-catch expr)))
(test-result-actual-value! r res)
(%test-on-test-end r res))))
(%test-report-result)))))
(cond-expand
((or kawa mzscheme guile-2)
;; Should be made to work for any Scheme with syntax-case
;; However, I haven't gotten the quoting working. FIXME.
(define-syntax test-end
(lambda (x)
(syntax-case (list x (list (syntax quote) (%test-source-line2 x))) ()
(((mac suite-name) line)
(syntax
(%test-end suite-name line)))
(((mac) line)
(syntax
(%test-end #f line))))))
(define-syntax test-assert
(lambda (x)
(syntax-case (list x (list (syntax quote) (%test-source-line2 x))) ()
(((mac tname expr) line)
(syntax
(let* ((r (test-runner-get))
(name tname))
(test-result-alist! r (cons (cons 'test-name tname) line))
(%test-comp1body r expr))))
(((mac expr) line)
(syntax
(let* ((r (test-runner-get)))
(test-result-alist! r line)
(%test-comp1body r expr)))))))
(define (%test-comp2 comp x)
(syntax-case (list x (list (syntax quote) (%test-source-line2 x)) comp) ()
(((mac tname expected expr) line comp)
(syntax
(let* ((r (test-runner-get))
(name tname))
(test-result-alist! r (cons (cons 'test-name tname) line))
(%test-comp2body r comp expected expr))))
(((mac expected expr) line comp)
(syntax
(let* ((r (test-runner-get)))
(test-result-alist! r line)
(%test-comp2body r comp expected expr))))))
(define-syntax test-eqv
(lambda (x) (%test-comp2 (syntax eqv?) x)))
(define-syntax test-eq
(lambda (x) (%test-comp2 (syntax eq?) x)))
(define-syntax test-equal
(lambda (x) (%test-comp2 (syntax equal?) x)))
(define-syntax test-approximate ;; FIXME - needed for non-Kawa
(lambda (x)
(syntax-case (list x (list (syntax quote) (%test-source-line2 x))) ()
(((mac tname expected expr error) line)
(syntax
(let* ((r (test-runner-get))
(name tname))
(test-result-alist! r (cons (cons 'test-name tname) line))
(%test-comp2body r (%test-approximate= error) expected expr))))
(((mac expected expr error) line)
(syntax
(let* ((r (test-runner-get)))
(test-result-alist! r line)
(%test-comp2body r (%test-approximate= error) expected expr))))))))
(else
(define-syntax test-end
(syntax-rules ()
((test-end)
(%test-end #f '()))
((test-end suite-name)
(%test-end suite-name '()))))
(define-syntax test-assert
(syntax-rules ()
((test-assert tname test-expression)
(let* ((r (test-runner-get))
(name tname))
(test-result-alist! r '((test-name . tname)))
(%test-comp1body r test-expression)))
((test-assert test-expression)
(let* ((r (test-runner-get)))
(test-result-alist! r '())
(%test-comp1body r test-expression)))))
(define-syntax %test-comp2
(syntax-rules ()
((%test-comp2 comp tname expected expr)
(let* ((r (test-runner-get))
(name tname))
(test-result-alist! r (list (cons 'test-name tname)))
(%test-comp2body r comp expected expr)))
((%test-comp2 comp expected expr)
(let* ((r (test-runner-get)))
(test-result-alist! r '())
(%test-comp2body r comp expected expr)))))
(define-syntax test-equal
(syntax-rules ()
((test-equal . rest)
(%test-comp2 equal? . rest))))
(define-syntax test-eqv
(syntax-rules ()
((test-eqv . rest)
(%test-comp2 eqv? . rest))))
(define-syntax test-eq
(syntax-rules ()
((test-eq . rest)
(%test-comp2 eq? . rest))))
(define-syntax test-approximate
(syntax-rules ()
((test-approximate tname expected expr error)
(%test-comp2 (%test-approximate= error) tname expected expr))
((test-approximate expected expr error)
(%test-comp2 (%test-approximate= error) expected expr))))))
(cond-expand
(guile
(define-syntax %test-error
(syntax-rules ()
((%test-error r etype expr)
(cond ((%test-on-test-begin r)
(let ((et etype))
(test-result-set! r 'expected-error et)
(%test-on-test-end r
(catch #t
(lambda ()
(test-result-actual-value! r expr)
#f)
(lambda (key . args)
;; TODO: decide how to specify expected
;; error types for Guile.
(test-result-set! r 'actual-error
(cons key args))
#t)))
(%test-report-result))))))))
(mzscheme
(define-syntax %test-error
(syntax-rules ()
((%test-error r etype expr)
(%test-comp1body r (with-handlers (((lambda (h) #t) (lambda (h) #t)))
(let ()
(test-result-set! r 'actual-value expr)
#f)))))))
(chicken
(define-syntax %test-error
(syntax-rules ()
((%test-error r etype expr)
(%test-comp1body r (condition-case expr (ex () #t)))))))
(kawa
(define-syntax %test-error
(syntax-rules ()
((%test-error r #t expr)
(cond ((%test-on-test-begin r)
(test-result-set! r 'expected-error #t)
(%test-on-test-end r
(try-catch
(let ()
(test-result-actual-value! r expr)
#f)
(ex <java.lang.Throwable>
(test-result-set! r 'actual-error ex)
#t)))
(%test-report-result))))
((%test-error r etype expr)
(if (%test-on-test-begin r)
(let ((et etype))
(test-result-set! r 'expected-error et)
(%test-on-test-end r
(try-catch
(let ()
(test-result-actual-value! r expr)
#f)
(ex <java.lang.Throwable>
(test-result-set! r 'actual-error ex)
(cond ((and (instance? et <gnu.bytecode.ClassType>)
(gnu.bytecode.ClassType:isSubclass et <java.lang.Throwable>))
(instance? ex et))
(else #t)))))
(%test-report-result)))))))
((and srfi-34 srfi-35)
(define-syntax %test-error
(syntax-rules ()
((%test-error r etype expr)
(%test-comp1body r (guard (ex ((condition-type? etype)
(and (condition? ex) (condition-has-type? ex etype)))
((procedure? etype)
(etype ex))
((equal? etype #t)
#t)
(else #t))
expr #f))))))
(srfi-34
(define-syntax %test-error
(syntax-rules ()
((%test-error r etype expr)
(%test-comp1body r (guard (ex (else #t)) expr #f))))))
(else
(define-syntax %test-error
(syntax-rules ()
((%test-error r etype expr)
(begin
((test-runner-on-test-begin r) r)
(test-result-set! r 'result-kind 'skip)
(%test-report-result)))))))
(cond-expand
((or kawa mzscheme guile-2)
(define-syntax test-error
(lambda (x)
(syntax-case (list x (list (syntax quote) (%test-source-line2 x))) ()
(((mac tname etype expr) line)
(syntax
(let* ((r (test-runner-get))
(name tname))
(test-result-alist! r (cons (cons 'test-name tname) line))
(%test-error r etype expr))))
(((mac etype expr) line)
(syntax
(let* ((r (test-runner-get)))
(test-result-alist! r line)
(%test-error r etype expr))))
(((mac expr) line)
(syntax
(let* ((r (test-runner-get)))
(test-result-alist! r line)
(%test-error r #t expr))))))))
(else
(define-syntax test-error
(syntax-rules ()
((test-error name etype expr)
(let ((r (test-runner-get)))
(test-result-alist! r `((test-name . ,name)))
(%test-error r etype expr)))
((test-error etype expr)
(let ((r (test-runner-get)))
(test-result-alist! r '())
(%test-error r etype expr)))
((test-error expr)
(let ((r (test-runner-get)))
(test-result-alist! r '())
(%test-error r #t expr)))))))
(define-syntax test-with-runner
(syntax-rules ()
((test-with-runner runner form ...)
(let ((saved-runner (test-runner-current)))
(dynamic-wind
(lambda () (test-runner-current runner))
(lambda () form ...)
(lambda () (test-runner-current saved-runner)))))))
(define (test-apply first . rest)
(if (test-runner? first)
(test-with-runner first (apply test-apply rest))
(let ((r (test-runner-current)))
(if r
(let ((run-list (%test-runner-run-list r)))
(cond ((null? rest)
(%test-runner-run-list! r (reverse run-list))
(first)) ;; actually apply procedure thunk
(else
(%test-runner-run-list!
r
(if (eq? run-list #t) (list first) (cons first run-list)))
(apply test-apply rest)
(%test-runner-run-list! r run-list))))
(let ((r (test-runner-create)))
(test-with-runner r (apply test-apply first rest))
((test-runner-on-final r) r))))))
;;; Predicates