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;;;; web-response.test --- HTTP responses -*- mode: scheme; coding: utf-8; -*-
;;;;
;;;; Copyright (C) 2010-2016 Free Software Foundation, Inc.
;;;;
;;;; This library is free software; you can redistribute it and/or
;;;; modify it under the terms of the GNU Lesser General Public
;;;; License as published by the Free Software Foundation; either
;;;; version 3 of the License, or (at your option) any later version.
;;;;
;;;; This library is distributed in the hope that it will be useful,
;;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
;;;; Lesser General Public License for more details.
;;;;
;;;; You should have received a copy of the GNU Lesser General Public
;;;; License along with this library; if not, write to the Free Software
;;;; Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
(define-module (test-suite web-response)
#:use-module (web uri)
#:use-module (web response)
#:use-module (rnrs bytevectors)
#:use-module (rnrs io ports)
#:use-module (srfi srfi-19)
#:use-module (test-suite lib))
;; The newlines are equivalent to \n. From www.gnu.org.
(define example-1
"HTTP/1.1 200 OK\r
Date: Wed, 03 Nov 2010 22:27:07 GMT\r
Server: Apache/2.0.55\r
Accept-Ranges: bytes\r
Cache-Control: max-age=543234\r
Expires: Thu, 28 Oct 2010 15:33:13 GMT\r
Vary: Accept-Encoding\r
Content-Encoding: gzip\r
Content-Length: 36\r
Content-Type: text/html; charset=utf-8\r
\r
abcdefghijklmnopqrstuvwxyz0123456789
-> Here is trailing garbage that should be ignored because it is
beyond Content-Length.")
(define example-2
"HTTP/1.1 200 OK\r
Transfer-Encoding: chunked\r
Content-Type: text/plain
\r
1c\r
Lorem ipsum dolor sit amet, \r
1d\r
consectetur adipisicing elit,\r
43\r
sed do eiusmod tempor incididunt ut labore et dolore magna aliqua.\r
0\r\n")
(define (responses-equal? r1 body1 r2 body2)
(and (equal? (response-version r1) (response-version r2))
(equal? (response-code r1) (response-code r2))
(equal? (response-reason-phrase r1) (response-reason-phrase r2))
(equal? (response-headers r1) (response-headers r2))
(equal? body1 body2)))
(with-test-prefix "example-1"
(let ((r #f) (body #f))
(pass-if "read-response"
(begin
(set! r (read-response (open-input-string example-1)))
(response? r)))
(pass-if "read-response-body"
(begin
(set! body (read-response-body r))
#t))
(pass-if-equal '(1 . 1) (response-version r))
(pass-if-equal 200 (response-code r))
(pass-if-equal "OK" (response-reason-phrase r))
(pass-if-equal (string->utf8 "abcdefghijklmnopqrstuvwxyz0123456789")
body)
(pass-if-equal "checking all headers"
`((date . ,(string->date "Wed, 03 Nov 2010 22:27:07 +0000"
"~a, ~d ~b ~Y ~H:~M:~S ~z"))
(server . "Apache/2.0.55")
(accept-ranges . (bytes))
(cache-control . ((max-age . 543234)))
(expires . ,(string->date "Thu, 28 Oct 2010 15:33:13 GMT +0000"
"~a, ~d ~b ~Y ~H:~M:~S ~z"))
(vary . (accept-encoding))
(content-encoding . (gzip))
(content-length . 36)
(content-type . (text/html (charset . "utf-8"))))
(response-headers r))
(pass-if "write then read"
(call-with-values
(lambda ()
(with-input-from-string
(with-output-to-string
(lambda ()
(let ((r (write-response r (current-output-port))))
(write-response-body r body))))
(lambda ()
(let ((r (read-response (current-input-port))))
(values r (read-response-body r))))))
(lambda (r* body*)
(responses-equal? r body r* body*))))
(pass-if-equal "by accessor"
'(gzip)
(response-content-encoding r))
(pass-if-equal "response-body-port"
`("UTF-8" ,body)
(with-fluids ((%default-port-encoding #f))
(let* ((r (read-response (open-input-string example-1)))
(p (response-body-port r)))
(list (port-encoding p) (get-bytevector-all p)))))
(pass-if "response-body-port + close"
(with-fluids ((%default-port-encoding #f))
(let* ((r (read-response (open-input-string example-1)))
(p (response-body-port r #:keep-alive? #f)))
;; Before, calling 'close-port' here would yield a
;; wrong-arg-num error when calling the delimited input port's
;; 'close' procedure.
(close-port p)
(port-closed? p))))))
(with-test-prefix "example-2"
(let* ((r (read-response (open-input-string example-2)))
(b (read-response-body r)))
(pass-if-equal '((chunked))
(response-transfer-encoding r))
(pass-if-equal
(string->utf8
(string-append
"Lorem ipsum dolor sit amet, consectetur adipisicing elit,"
" sed do eiusmod tempor incididunt ut labore et dolore magna aliqua."))
b)
(pass-if-equal "response-body-port"
`("ISO-8859-1" ,(utf8->string b)) ; no `charset', hence ISO-8859-1
(with-fluids ((%default-port-encoding #f))
(let* ((r (read-response (open-input-string example-2)))
(p (response-body-port r)))
(list (port-encoding p) (get-string-all p)))))))
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