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pollen/tests/tests-decode.rkt

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#lang racket/base
(require pollen/decode)
(module+ test (require rackunit))
(module+ test
(check-true (begin (register-block-tag 'barfoo) (block-xexpr? '(barfoo "foo"))))
(check-equal? (typogrify "I had --- maybe 13 -- 20 --- hob-nobs.") "I had—maybe 1320—hob-nobs.")
(check-equal? (typogrify "\"Why,\" she could've asked, \"are we in Oahu watching 'Mame'?\"")
"“Why,” she couldve asked, “are we in Oahu watching Mame?”"))
;; todo: make some tougher tests, it gets flaky with edge cases
(module+ test
(check-equal? (nonbreaking-last-space '(p "Hi there")) '(p "Hi there")) ; nbsp in between last two words
(check-equal? (nonbreaking-last-space '(p "Hi there") #:nbsp "Ø") '(p "HiØthere")) ; but let's make it visible
(check-equal? (nonbreaking-last-space '(p "Hi there") #:nbsp "_up_") '(p "Hi_up_there"))
(check-equal? (nonbreaking-last-space '(p "Hi there") #:nbsp "_up_" #:minimum-word-length 3)
'(p "Hi there"))
(check-equal? (nonbreaking-last-space '(p "Hi here" (em "ho there")) #:nbsp "Ø") '(p "Hi here" (em "hoØthere"))))
(module+ test
(check-equal? (wrap-hanging-quotes '(p "\"Hi\" there")) '(p (dquo "" "Hi\" there")))
(check-equal? (wrap-hanging-quotes '(p "'Hi' there")) '(p (squo "" "Hi' there")))
(check-equal? (wrap-hanging-quotes '(p "'Hi' there") #:single-prepend '(foo ((bar "ino"))))
'(p (foo ((bar "ino")) "" "Hi' there")))
;; make sure txexpr without elements passes through unscathed
(check-equal? (wrap-hanging-quotes '(div ((style "height:2em")))) '(div ((style "height:2em")))))
(module+ test
(check-equal? (convert-linebreaks '("foo" "\n" "bar")) '("foo" (br) "bar"))
(check-equal? (convert-linebreaks '("\n" "foo" "\n" "bar" "\n")) '("\n" "foo" (br) "bar" "\n"))
(check-equal? (convert-linebreaks '((p "foo") "\n" (p "bar"))) '((p "foo") (p "bar")))
(check-equal? (convert-linebreaks '("foo" "\n" (p "bar"))) '("foo" (p "bar")))
(check-equal? (convert-linebreaks '("foo" "moo" "bar")) '("foo" "moo" "bar"))
(check-equal? (convert-linebreaks '("foo" "moo" "bar") #:newline "moo") '("foo" (br) "bar"))
(check-equal? (convert-linebreaks '("foo" "\n\n" "bar")) '("foo" "\n\n" "bar")))
(module+ test
(check-false (paragraph-break? "foo"))
(check-false (paragraph-break? "\n"))
(check-false (paragraph-break? "\n \n"))
(check-true (paragraph-break? "\n \n" #:pattern #px"^\n \n$"))
(check-true (paragraph-break? "\n\n"))
(check-true (paragraph-break? "\n\n\n")))
(module+ test
(check-equal? (merge-newlines '(p "\n" "foo" "\n" "\n" "bar" (em "\n" "\n" "\n")))
'(p "\n" "foo" "\n\n" "bar" (em "\n\n\n"))))
;; todo: add native support for list-xexpr
;; decode triple newlines to list items
(module+ test
(check-equal? (prep-paragraph-flow '("\n" "foo" "\n" "\n" "bar" "\n" "ino" "\n"))
'("foo" "\n\n" "bar" (br) "ino")))
(module+ test
(check-equal? (wrap-paragraph '("foo" "bar")) '(p "foo" "bar"))
(check-equal? (begin (append-block-tag 'para) (wrap-paragraph #:tag 'para '("foo" "bar")))
'(para "foo" "bar"))
(check-equal? (wrap-paragraph '((p "bar" "foo"))) '(p "bar" "foo"))
(check-equal? (wrap-paragraph '((div "bar" "foo") "Hi" )) '(p (div "bar" "foo") "Hi")))