racket/collects/tests/web-server/dispatch-test.rkt
2012-05-28 14:13:19 -06:00

506 lines
20 KiB
Racket

#lang racket
(require rackunit
web-server/http
web-server/dispatchers/dispatch
net/url
racket/stxparam
web-server/dispatch/coercion
web-server/dispatch/bidi-match
web-server/dispatch/http-expanders
web-server/dispatch/pattern
web-server/dispatch/url-patterns
web-server/dispatch/syntax
web-server/dispatch/serve
web-server/dispatch/container)
(provide all-dispatch-tests)
(define (test-request url #:method [method #"GET"])
(make-request method url null (delay null) #f "1.2.3.4" 123 "4.3.2.1"))
(define all-dispatch-tests
(test-suite
"Dispatch"
#;(local
[(define-syntax test-match=>
(syntax-rules ()
[(_ val pat res)
(test-equal? (format "~S" 'pat)
(match=> val [pat => (lambda x x)])
res)]))]
(test-suite
"match"
(test-match=> (list 1 2) (list a b) (list 1 2))
(test-match=> (list 1 2) (list _ b) (list 2))))
(test-suite
"coercion"
(test-suite "make-coerce-safe?"
(local [(define string->number? (make-coerce-safe? string->number))]
(test-not-false "1" (string->number? "1"))
(test-not-false "1.2" (string->number? "1.2"))
(test-not-false "+inf.0" (string->number? "+inf.0"))
(test-false "a" (string->number? "a"))))
(test-suite "define-coercion-match-expander"
(local [(define string->number? (make-coerce-safe? string->number))
(define-coercion-match-expander string->number/m string->number? string->number)
(define (test i r)
(test-equal? i (match i [(string->number/m a) a] [_ #f]) r))]
(test "1" 1)
(test "1.2" 1.2)
(test "+inf.0" +inf.0)
(test "a" #f))))
(local [(define string->number? (make-coerce-safe? string->number))
(define-coercion-match-expander string->number/m string->number? string->number)
(define-coercion-match-expander number->string/m number? number->string)
(define-bidi-match-expander number-arg string->number/m number->string/m)
(define (test i r)
(cond
[(and i r)
(test-suite (format "~S" (list i r))
(test-equal? (format "~S" i)
(syntax-parameterize ([bidi-match-going-in? #t])
(match i [(number-arg a) a] [_ #f]))
r)
(test-equal? (format "~S" r)
(syntax-parameterize ([bidi-match-going-in? #f])
(match r [(number-arg a) a] [_ #f]))
i))]
[i
(test-equal? (format "~S" i)
(syntax-parameterize ([bidi-match-going-in? #t])
(match i [(number-arg a) a] [_ #f]))
r)]
[r
(test-equal? (format "~S" r)
(syntax-parameterize ([bidi-match-going-in? #f])
(match r [(number-arg a) a] [_ #f]))
i)]))]
(test-suite
"bidi-match"
(test "1" 1)
(test "1.2" 1.2)
(test "+inf.0" +inf.0)
(test "a" #f)
(test #f "a")))
(test-suite
"http-expanders"
(test-not-false "http://www.example.com/new"
(match (string->url "http://www.example.com/new")
[(url/paths "new")
#t]
[else
#f]))
(test-not-false "http://www.example.com/"
(match (string->url "http://www.example.com/")
[(url/paths "")
#t]
[else
#f]))
(test-not-false "http://www.example.com"
(match (string->url "http://www.example.com")
[(url/paths)
#t]
[else
#f]))
(test-false "http://www.example.com/foo"
(match (string->url "http://www.example.com/foo")
[(url/paths "new")
#t]
[else
#f]))
(test-equal? "http://www.example.com/new/50"
(match (string->url "http://www.example.com/new/50")
[(url/paths "new" (integer-arg a))
a]
[else
#f])
50)
(test-false "http://www.example.com/new"
(match (string->url "http://www.example.com/new")
[(url/paths "new" (integer-arg a))
a]
[else
#f]))
(test-not-false "http://www.example.com/new"
(match (test-request (string->url "http://www.example.com/new"))
[(request/url (url/paths "new"))
#t]
[else
#f]))
(test-equal? "http://www.example.com/new/50"
(match (test-request (string->url "http://www.example.com/new/50"))
[(request/url (url/paths "new" (integer-arg a)))
a]
[else
#f])
50))
(test-suite
"pattern"
(test-false "string-syntax?" (string-syntax? #'a))
(test-false "string-syntax?" (string-syntax? #'(a b)))
(test-not-false "string-syntax?" (string-syntax? #'"foo"))
(test-equal? "dispatch-pattern-next-...?"
(dispatch-pattern-next-...? #'(a))
(list #f))
(test-equal? "dispatch-pattern-next-...?"
(dispatch-pattern-next-...? #'(a b))
(list #f #f))
(test-equal? "dispatch-pattern-next-...?"
(dispatch-pattern-next-...? #'(a (... ...)))
(list #t))
(test-equal? "dispatch-pattern-not-..."
(map syntax->datum (dispatch-pattern-not-... #'(a)))
'(a))
(test-equal? "dispatch-pattern-not-..."
(map syntax->datum (dispatch-pattern-not-... #'(a b)))
'(a b))
(test-equal? "dispatch-pattern-not-..."
(map syntax->datum (dispatch-pattern-not-... #'(a (... ...))))
'(a))
(local
[(define (test in out)
(test-equal? "dispatch-pattern->dispatch-pattern/ids"
(map syntax->datum (dispatch-pattern->dispatch-pattern/ids in))
out))]
(test-suite
"dispatch-pattern->dispatch-pattern/ids"
(test #'() empty)
(test #'("string") (list "string"))
(test #'((... ...)) (list '...))
(test-case "arg"
(check-equal? (first (first (map syntax->datum (dispatch-pattern->dispatch-pattern/ids #'((string-arg))))))
'string-arg)
(check-pred symbol? (second (first (map syntax->datum (dispatch-pattern->dispatch-pattern/ids #'((string-arg))))))))))
(test-exn "dispatch-pattern? ..." exn? (lambda () (dispatch-pattern? #'((... ...)))))
(test-exn "dispatch-pattern? foo ..." exn? (lambda () (dispatch-pattern? #'("foo" (... ...)))))
(test-not-false "dispatch-pattern? integer-arg a ..." (dispatch-pattern? #'((integer-arg a) (... ...))))
(test-not-false "dispatch-pattern? integer-arg a " (dispatch-pattern? #'((integer-arg a))))
(test-not-false "dispatch-pattern? list a b" (dispatch-pattern? #'((list a b) (... ...))))
(test-not-false "dispatch-pattern?" (dispatch-pattern? #'((integer-arg) (... ...))))
(test-not-false "dispatch-pattern?" (dispatch-pattern? #'((integer-arg))))
(test-not-false "dispatch-pattern?" (dispatch-pattern? #'("foo")))
(test-exn "dispatch-pattern/ids?" exn? (lambda () (dispatch-pattern/ids? #'((... ...)))))
(test-exn "dispatch-pattern/ids?" exn? (lambda () (dispatch-pattern/ids? #'("foo" (... ...)))))
(test-not-false "dispatch-pattern/ids?" (dispatch-pattern/ids? #'((integer-arg a) (... ...))))
(test-not-false "dispatch-pattern/ids?" (dispatch-pattern/ids? #'((integer-arg a))))
(test-not-false "dispatch-pattern/ids?" (dispatch-pattern/ids? #'((list a b) (... ...))))
(test-exn "dispatch-pattern/ids?" exn? (lambda () (dispatch-pattern/ids? #'((integer-arg) (... ...)))))
(test-exn "dispatch-pattern/ids?" exn? (lambda () (dispatch-pattern/ids? #'((integer-arg)))))
(test-not-false "dispatch-pattern/ids?" (dispatch-pattern/ids? #'("foo"))))
(local [(define-syntax test-arg
(syntax-rules ()
[(_ (arg arg-a ...)
([in-expr out-expr] ...)
[in-fail-expr ...]
[out-fail-expr ...])
(test-suite (format "~S" 'arg)
(test-equal? (format "in ~S" in-expr)
(syntax-parameterize ([bidi-match-going-in? #t])
(match in-expr [(arg arg-a ... a) a]))
out-expr)
...
(test-equal? (format "out ~S" out-expr)
(syntax-parameterize ([bidi-match-going-in? #f])
(match out-expr [(arg arg-a ... a) a]))
in-expr)
...
(test-false (format "in-fail ~S" in-fail-expr)
(syntax-parameterize ([bidi-match-going-in? #t])
(match in-fail-expr [(arg arg-a ... a) a] [_ #f])))
...
(test-false (format "out-fail ~S" out-fail-expr)
(syntax-parameterize ([bidi-match-going-in? #f])
(match out-fail-expr [(arg arg-a ... a) a] [_ #f])))
...)]))]
(test-suite
"url-patterns"
(test-arg (number-arg)
(["1" 1]
["2.3" 2.3]
["+inf.0" +inf.0])
["a"]
['a #t])
(test-arg (integer-arg)
(["1" 1])
["a" "2.3" "+inf.0"]
['a #t 2.3 +inf.0])
(test-arg (real-arg)
(["1" 1]
["2.3" 2.3]
["+inf.0" +inf.0])
["a"]
['a #t])
(test-arg (string-arg)
(["1" "1"]
["foo" "foo"]
["/" "/"])
[]
['a #t 5])
(test-arg (symbol-arg)
(["1" '|1|]
["foo" 'foo]
["/" '/])
[]
["a" #t 5])
(local [(define-match-expander const-m
(syntax-rules ()
[(_ v id) (? (curry equal? v) id)]))
(define-bidi-match-expander const-arg const-m const-m)]
(test-arg (const-arg "1")
(["1" "1"])
["2"]
["2"]))))
(test-suite
"syntax"
(test-suite
"methods"
(local
[(define (get req i) (add1 i))
(define (post req i) (sub1 i))
(define-values (blog-dispatch blog-url blog-applies?)
(dispatch-rules+applies
[((integer-arg)) #:method "get" get]
[((integer-arg)) #:method "post" post]
[((integer-arg)) get]))
(define (test-blog-dispatch url method val)
(test-equal? url
(blog-dispatch
(test-request #:method method (string->url url)))
val))]
(test-blog-dispatch "http://www.example.com/5" #"get" 6)
(test-blog-dispatch "http://www.example.com/6" #"get" 7)
(test-blog-dispatch "http://www.example.com/7" #"post" 6)
(test-blog-dispatch "http://www.example.com/8" #"post" 7)))
(test-suite
"applies"
(local
[(define (list-posts req) `(list-posts))
(define (review-post req p) `(review-post ,p))
(define (review-archive req y m) `(review-archive ,y ,m))
(define-values (blog-dispatch blog-url blog-applies?)
(dispatch-rules+applies
[("") list-posts]
[() list-posts]
[("posts" (string-arg)) review-post]
[("archive" (integer-arg) (integer-arg)) review-archive]))
(define (test-blog-dispatch url)
(test-equal? url (blog-applies? (test-request (string->url url))) #t))
(define (test-blog-dispatch/exn url)
(test-equal? url (blog-applies? (test-request (string->url url))) #f))]
(test-blog-dispatch "http://www.example.com")
(test-blog-dispatch "http://www.example.com/")
(test-blog-dispatch "http://www.example.com/posts/hello-world")
(test-blog-dispatch "http://www.example.com/archive/2008/02")
(test-blog-dispatch/exn "http://www.example.com/posts")
(test-blog-dispatch/exn "http://www.example.com/archive/post/02")
(test-blog-dispatch/exn "http://www.example.com/archive/2008/post")
(test-blog-dispatch/exn "http://www.example.com/foo")))
(let ()
(define (list-posts req) `(list-posts))
(define (review-post req p) `(review-post ,p))
(define (review-archive req y m) `(review-archive ,y ,m))
(define (make-dispatch-test-suite blog-dispatch blog-url)
(define (test-blog-dispatch url res)
(test-equal? url (blog-dispatch (test-request (string->url url))) res))
(define (test-blog-url url . args)
(test-equal? (format "~S" args)
(apply blog-url args)
url))
(define (test-blog-url/exn . args)
(test-exn (format "~S" args)
exn?
(lambda ()
(apply blog-url args))))
(define (test-blog-dispatch/exn url)
(test-exn url exn:dispatcher? (lambda () (blog-dispatch (test-request (string->url url))))))
(test-suite
"blog"
(test-blog-dispatch "http://www.example.com" `(list-posts))
(test-blog-dispatch "http://www.example.com/" `(list-posts))
(test-blog-dispatch "http://www.example.com/posts/hello-world" `(review-post "hello-world"))
(test-blog-dispatch "http://www.example.com/archive/2008/02" `(review-archive 2008 02))
(test-blog-dispatch/exn "http://www.example.com/posts")
(test-blog-dispatch/exn "http://www.example.com/archive/post/02")
(test-blog-dispatch/exn "http://www.example.com/archive/2008/post")
(test-blog-dispatch/exn "http://www.example.com/foo")
(test-blog-url "/" list-posts)
(test-blog-url "/posts/hello-world" review-post "hello-world")
(test-blog-url "/archive/2008/2" review-archive 2008 02)
(test-blog-url/exn list-posts 50)
(test-blog-url/exn +)
(test-blog-url/exn review-post 50)
(test-blog-url/exn review-post "hello" "world")
(test-blog-url/exn review-archive 2008 02 1)
(test-blog-url/exn review-archive "2008" 02)
(test-blog-url/exn review-archive 2008 "02")))
(test-suite
"dispatch"
(let ()
(define-values (blog-dispatch blog-url)
(dispatch-rules
[("") list-posts]
[() list-posts]
[("posts" (string-arg)) review-post]
[("archive" (integer-arg) (integer-arg)) review-archive]))
(make-dispatch-test-suite blog-dispatch blog-url))
(let ()
(define-container blog-container
(blog-dispatch blog-url))
(dispatch-rules! blog-container
[("") list-posts])
(dispatch-rules! blog-container
[() list-posts])
(dispatch-rules! blog-container
[("posts" (string-arg)) review-post])
(dispatch-rules! blog-container
[("archive" (integer-arg) (integer-arg)) review-archive])
(make-dispatch-test-suite blog-dispatch blog-url))))
(local
[(define (sum req as) (apply + as))
(define-values (rest-dispatch rest-url)
(dispatch-rules
[((integer-arg) ...) sum]))
(define (test-rest-dispatch url res)
(test-equal? url (rest-dispatch (test-request (string->url url))) res))
(define (test-rest-url url . args)
(test-equal? (format "~S" args)
(apply rest-url args)
url))
(define (test-rest-url/exn . args)
(test-exn (format "~S" args)
exn?
(lambda ()
(apply rest-url args))))
(define (test-rest-dispatch/exn url)
(test-exn url exn:dispatcher? (lambda () (rest-dispatch (test-request (string->url url))))))]
(test-suite
"rest args"
(test-rest-dispatch "http://www.sum.com" 0)
(test-rest-dispatch "http://www.sum.com/1" 1)
(test-rest-dispatch "http://www.sum.com/1/2" 3)
(test-rest-dispatch "http://www.sum.com/1/2/3" 6)
(test-rest-dispatch/exn "http://www.sum.com/1/2/3/bar")
(test-rest-dispatch/exn "http://www.sum.com/1/bar")
(test-rest-dispatch/exn "http://www.sum.com/bar")
(test-rest-url "/" sum empty)
(test-rest-url "/1" sum (list 1))
(test-rest-url "/1/2" sum (list 1 2))
(test-rest-url "/1/2/3" sum (list 1 2 3))
(test-rest-url/exn sum "foo")
(test-rest-url/exn sum 'bar)
(test-rest-url/exn sum 1)
(test-rest-url/exn sum #t)))
(local
[(define (sum req as ss) (list* (apply + as) ss))
(define-values (rest-dispatch rest-url)
(dispatch-rules
[((integer-arg) ... (string-arg) ...) sum]))
(define (test-rest-dispatch url res)
(test-equal? url (rest-dispatch (test-request (string->url url))) res))
(define (test-rest-url url . args)
(test-equal? (format "~S" args)
(apply rest-url args)
url))
(define (test-rest-url/exn . args)
(test-exn (format "~S" args)
exn?
(lambda ()
(apply rest-url args))))
(define (test-rest-dispatch/exn url)
(test-exn url exn:dispatcher? (lambda () (rest-dispatch (test-request (string->url url))))))]
(test-suite
"rest args (2)"
(test-rest-dispatch "http://www.sum.com" (list 0))
(test-rest-dispatch "http://www.sum.com/1" (list 1))
(test-rest-dispatch "http://www.sum.com/1/2" (list 3))
(test-rest-dispatch "http://www.sum.com/1/2/3" (list 6))
(test-rest-dispatch "http://www.sum.com/1/2/3/bar" (list 6 "bar"))
(test-rest-dispatch "http://www.sum.com/1/bar" (list 1 "bar"))
(test-rest-dispatch "http://www.sum.com/1/bar/zog" (list 1 "bar" "zog"))
(test-rest-dispatch "http://www.sum.com/bar/zog" (list 0 "bar" "zog"))
(test-rest-url "/" sum empty empty)
(test-rest-url "/1" sum (list 1) empty)
(test-rest-url "/1/2" sum (list 1 2) empty)
(test-rest-url "/1/2/3" sum (list 1 2 3) empty)
(test-rest-url "/bar" sum empty (list "bar"))
(test-rest-url "/bar/zog" sum empty (list "bar" "zog"))
(test-rest-url "/1/2/bar" sum (list 1 2) (list "bar"))
(test-rest-url/exn sum "foo")
(test-rest-url/exn sum 'bar)
(test-rest-url/exn sum 1)
(test-rest-url/exn sum #t))))
(test-suite
"serve")))
(define (test-serve/dispatch)
(define-values (start url)
(dispatch-rules
[("") get-first-number]
[("/2nd" (number-arg)) get-second-number]
[("sum" (number-arg) (number-arg)) display-sum]))
(define (get-first-number req)
`(html (head (title "First number"))
(a ([href ,(url get-second-number 50)]) (h1 "+ 50"))))
(define (get-second-number req fst)
`(html (head (title "Second number"))
(a ([href ,(url display-sum fst 100)]) (h1 "+ 100"))))
(define (display-sum req fst snd)
`(html (head (title "Sum"))
(h1 ,(number->string (+ fst snd)))))
(serve/dispatch start))
(module+ main
(require rackunit/text-ui)
(run-tests all-dispatch-tests))