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;;;; texinfo.string-utils.test -*- scheme -*-
;;;;
;;;; Copyright (C) 2003, 2009, 2010, 2013 Free Software Foundation, Inc.
;;;;
;;;; This program is free software; you can redistribute it and/or
;;;; modify it under the terms of the GNU General Public License as
;;;; published by the Free Software Foundation; either version 3 of the
;;;; License, or (at your option) any later version.
;;;;
;;;; This program 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
;;;; General Public License for more details.
;;;;
;;;; You should have received a copy of the GNU 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 test-string-utils)
#:use-module (test-suite lib)
#:use-module (texinfo string-utils))
;; **********************************************************************
;; Test for expand-tabs
;; **********************************************************************
(with-test-prefix "test-beginning-expansion"
(pass-if (equal? " Hello"
(expand-tabs "\tHello")))
(pass-if (equal? " Hello"
(expand-tabs "\t\tHello"))))
(with-test-prefix "test-ending-expansion"
(pass-if (equal? "Hello "
(expand-tabs "Hello\t")))
(pass-if (equal? "Hello "
(expand-tabs "Hello\t\t"))))
(with-test-prefix "test-middle-expansion"
(pass-if (equal? "Hello there" (expand-tabs "Hello\tthere")))
(pass-if (equal? "Hello there" (expand-tabs "Hello\t\tthere"))))
(with-test-prefix "test-alternate-tab-size"
(pass-if (equal? "Hello there"
(expand-tabs "Hello\tthere" 3)))
(pass-if (equal? "Hello there"
(expand-tabs "Hello\tthere" 4)))
(pass-if (equal? "Hello there"
(expand-tabs "Hello\tthere" 5))))
;; **********************************************************************
;; tests for escape-special-chars
;; **********************************************************************
(with-test-prefix "test-single-escape-char"
(pass-if (equal? "HeElElo"
(escape-special-chars "Hello" #\l #\E))))
(with-test-prefix "test-multiple-escape-chars"
(pass-if (equal? "HEeElElo"
(escape-special-chars "Hello" "el" #\E))))
;; **********************************************************************
;; tests for collapsing-multiple-chars
;; **********************************************************************
(with-test-prefix "collapse-repeated-chars"
(define test-string
"H e l l o t h e r e")
(with-test-prefix "test-basic-collapse"
(pass-if (equal? "H e l l o t h e r e"
(collapse-repeated-chars test-string))))
(with-test-prefix "test-choose-other-char"
(pass-if (equal? "H-e-l-l-o-t-h-e-r-e"
(collapse-repeated-chars (transform-string test-string #\space #\-)
#\-))))
(with-test-prefix "test-choose-maximum-repeats"
(pass-if (equal? "H e l l o t h e r e"
(collapse-repeated-chars test-string #\space 2)))
(pass-if (equal? "H e l l o t h e r e"
(collapse-repeated-chars test-string #\space 3)))))
;; **********************************************************************
;; Test of the object itself...
;; **********************************************************************
(with-test-prefix "text wrapping"
(define test-string "
The last language environment specified with
`set-language-environment'. This variable should be
set only with M-x customize, which is equivalent
to using the function `set-language-environment'.
")
(with-test-prefix "runs-without-exception"
(pass-if (->bool (fill-string test-string)))
(pass-if (->bool (fill-string test-string #:line-width 20)))
(pass-if (->bool (fill-string test-string #:initial-indent " * " #:tab-width 3))))
(with-test-prefix "test-fill-equivalent-to-joined-lines"
(pass-if (equal? (fill-string test-string)
(string-join (string->wrapped-lines test-string) "\n" 'infix))))
(with-test-prefix "test-no-collapse-ws"
(pass-if (equal? (fill-string test-string #:collapse-whitespace? #f)
"The last language environment specified with `set-language-environment'. This
variable should be set only with M-x customize, which is equivalent to using
the function `set-language-environment'.")))
(with-test-prefix "two spaces after end of sentence"
(pass-if-equal "This is a sentence. There should be two spaces before."
(fill-string "This is a sentence. There should be two spaces before."))
(pass-if-equal "This is version 2.0..."
(fill-string "This is version 2.0...")))
(with-test-prefix "test-no-word-break"
(pass-if (equal? "thisisalongword
blah
blah"
(fill-string "thisisalongword blah blah"
#:line-width 8
#:break-long-words? #f)))))
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