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73 lines
3.6 KiB
Racket
73 lines
3.6 KiB
Racket
#lang racket/base
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(require "main.rkt" rackunit)
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(define empty '())
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;; helper for comparison of values
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;; normal function won't work for this. Has to be syntax-rule
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(define-syntax-rule (values->list vs)
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(call-with-values (λ() vs) list))
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(check-true (xexpr-attr? '()))
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(check-true (xexpr-attr? '((key "value"))))
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(check-true (xexpr-attr? '((key "value") (foo "bar"))))
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(check-false (xexpr-attr? '((key "value") "foo" "bar"))) ; content, not attr
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(check-false (xexpr-attr? '(key "value"))) ; not a nested list
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(check-false (xexpr-attr? '(("key" "value")))) ; two strings
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(check-false (xexpr-attr? '((key value)))) ; two symbols
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(check-true (xexpr-elements? '("p" "foo" "123")))
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(check-true (xexpr-elements? '("p" "foo" 123))) ; includes number
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(check-true (xexpr-elements? '(p "foo" "123"))) ; includes symbol
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(check-false (xexpr-elements? "foo")) ; not a list
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(check-false (xexpr-elements? '(((key "value")) "foo" "bar"))) ; includes attr
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(check-false (xexpr-elements? '("foo" "bar" ((key "value"))))) ; malformed
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(check-true (tagged-xexpr? '(p "foo" "bar")))
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(check-true (tagged-xexpr? '(p ((key "value")) "foo" "bar")))
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(check-true (tagged-xexpr? '(p 123))) ; content is a number
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(check-false (tagged-xexpr? "foo")) ; not a list with symbol
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(check-false (tagged-xexpr? '(p "foo" "bar" ((key "value"))))) ; malformed
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(check-false (tagged-xexpr? '("p" "foo" "bar"))) ; no name
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(check-equal? (make-xexpr-attr 'foo "bar") '((foo "bar")))
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(check-equal? (make-xexpr-attr "foo" 'bar) '((foo "bar")))
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(check-equal? (make-xexpr-attr "foo" "bar" "goo" "gar") '((foo "bar")(goo "gar")))
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(check-equal? (make-xexpr-attr (make-xexpr-attr "foo" "bar" "goo" "gar") "hee" "haw")
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'((foo "bar")(goo "gar")(hee "haw")))
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(check-equal? (make-xexpr-attr '((foo "bar")(goo "gar")) "foo" "haw") '((foo "haw")(goo "gar")))
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(check-equal? (make-tagged-xexpr 'p) '(p))
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(check-equal? (make-tagged-xexpr 'p '((key "value"))) '(p ((key "value"))))
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(check-equal? (make-tagged-xexpr 'p empty '("foo" "bar")) '(p "foo" "bar"))
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(check-equal? (make-tagged-xexpr 'p '((key "value")) (list "foo" "bar"))
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'(p ((key "value")) "foo" "bar"))
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(check-equal? (values->list (break-tagged-xexpr '(p)))
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(values->list (values 'p empty empty)))
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(check-equal? (values->list (break-tagged-xexpr '(p "foo")))
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(values->list (values 'p empty '("foo"))))
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(check-equal? (values->list (break-tagged-xexpr '(p ((key "value")))))
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(values->list (values 'p '((key "value")) empty)))
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(check-equal? (values->list (break-tagged-xexpr '(p ((key "value")) "foo")))
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(values->list (values 'p '((key "value")) '("foo"))))
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(check-equal? (tagged-xexpr-tag '(p ((key "value"))"foo" "bar" (em "square"))) 'p)
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(check-equal? (tagged-xexpr-attr '(p ((key "value"))"foo" "bar" (em "square"))) '((key "value")))
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(check-equal? (tagged-xexpr-elements '(p ((key "value"))"foo" "bar" (em "square")))
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'("foo" "bar" (em "square")))
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(check-equal? (remove-attrs '(p ((foo "bar")) "hi")) '(p "hi"))
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(check-equal? (remove-attrs '(p ((foo "bar")) "hi" (p ((foo "bar")) "hi"))) '(p "hi" (p "hi")))
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(check-equal? (map-xexpr-elements (λ(x) (if (string? x) "boing" x))
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'(p "foo" "bar" (em "square")))
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'(p "boing" "boing" (em "square")))
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(define xx '(root (meta "foo" "bar") "hello" "world" (meta "foo2" "bar2")
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(em "goodnight" "moon" (meta "foo3" "bar3"))))
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(check-equal? (values->list (split-tag-from-xexpr 'meta xx))
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(list '((meta "foo" "bar") (meta "foo2" "bar2") (meta "foo3" "bar3"))
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'(root "hello" "world" (em "goodnight" "moon")))) |