;;;; sxml.simple.test --- (sxml simple)  -*- mode: scheme; coding: utf-8; -*-
;;;;
;;;; 	Copyright (C) 2010, 2013 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-sxml-simple)
  #:use-module (test-suite lib)
  #:use-module (sxml simple))

(define parser-error '(parser-error . ""))

(define %xml-sample
  ;; An XML sample without any space in between tags, to make it easier.
  (string-append "<?xml version='1.0' encoding='utf-8'?>"
                 "<foo chbouib=\"yes\">"
                   "<bar/>"
                   "<baz>"
                     "<smurf one=\"1\"/>"
                   "</baz>"
                 "</foo>"))


(with-test-prefix "simple"

  (pass-if "xml->sxml"
    (equal?  (xml->sxml (open-input-string %xml-sample))
            '(*TOP*
              (*PI* xml "version='1.0' encoding='utf-8'")
              (foo (@ (chbouib "yes"))
                   (bar)
                   (baz (smurf (@ (one "1"))))))))

  (pass-if "xml->sxml->xml->sxml"
    ;; Regression test for bug #29260.
    (equal? (xml->sxml (open-input-string %xml-sample))
            (xml->sxml
             (open-input-string
              (with-output-to-string
                (lambda ()
                  (sxml->xml
                   (xml->sxml (open-input-string %xml-sample))))))))))

(with-test-prefix "namespaces"
  (pass-if-equal
      (xml->sxml "<foo xmlns=\"http://example.org/ns1\">text</foo>")
      '(*TOP* (http://example.org/ns1:foo "text")))

  (pass-if-equal
      (xml->sxml "<foo xmlns=\"http://example.org/ns1\">text</foo>"
                 #:namespaces '((ns1 . "http://example.org/ns1")))
      '(*TOP* (ns1:foo "text")))

  (pass-if-equal
      (xml->sxml "<foo xmlns:bar=\"http://example.org/ns2\"><bar:baz/></foo>"
                 #:namespaces '((ns2 . "http://example.org/ns2")))
      '(*TOP* (foo (ns2:baz))))

  (pass-if-equal
      (xml->sxml "<foo><ns2:baz/></foo>"
                 #:namespaces '((ns2 . "http://example.org/ns2")))
      '(*TOP* (foo (ns2:baz))))

  (pass-if-exception "namespace undeclared" parser-error
    (xml->sxml "<foo><ns2:baz/></foo>"
               #:namespaces '((ns2 . "http://example.org/ns2"))
               #:declare-namespaces? #f)))

(with-test-prefix "whitespace"
  (pass-if-equal
      (xml->sxml "<foo>\n<bar> Alfie the parrot! </bar>\n</foo>")
      '(*TOP* (foo "\n" (bar " Alfie the parrot! ") "\n")))

  (pass-if-equal
      (xml->sxml "<foo>\n<bar> Alfie the parrot! </bar>\n</foo>"
                 #:trim-whitespace? #t)
      '(*TOP* (foo (bar " Alfie the parrot! ")))))

(with-test-prefix "parsed entities"
  (pass-if-equal
      '(*TOP* (foo "&"))
      (xml->sxml "<foo>&amp;</foo>"))

  (pass-if-exception "nbsp undefined" parser-error
    (xml->sxml "<foo>&nbsp;</foo>"))

  (pass-if-equal
      '(*TOP* (foo "\xA0"))
      (xml->sxml "<foo>&nbsp;</foo>"
                 #:entities '((nbsp . "\xA0"))))

  (pass-if-equal
      '(*TOP* (foo "\xA0"))
      (xml->sxml "<foo>&#xA0;</foo>"))

  (let ((ents '()))
    (pass-if-equal
        (xml->sxml "<foo>&nbsp; &foo;</foo>"
                   #:default-entity-handler
                   (lambda (port name)
                     (case name
                       ((nbsp) "\xa0")
                       (else
                        (set! ents (cons name ents))
                        "qux"))))
        '(*TOP* (foo "\xa0 qux")))

    (pass-if-equal
        ents
        '(foo))))

(with-test-prefix "doctype handlers"
  (define (handle-foo docname systemid internal-subset)
    (case docname
      ((foo)
       (values #:entities '((greets . "<i>Hello, world!</i>"))))
      (else
       (values))))

  (pass-if-equal
      (xml->sxml "<!DOCTYPE foo><p>&greets;</p>"
                 #:doctype-handler handle-foo)
      '(*TOP* (p (i "Hello, world!")))))