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41 lines
1.3 KiB
Scheme
41 lines
1.3 KiB
Scheme
;;;; reader.test --- test the Guile parser -*- scheme -*-
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;;;; Jim Blandy <jimb@red-bean.com> --- September 1999
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(define exception:eof
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(cons 'misc-error "^end of file"))
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(define exception:unexpected-rparen
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(cons 'misc-error "^unexpected \")\""))
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(define (read-string s)
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(with-input-from-string s (lambda () (read))))
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(with-test-prefix "reading"
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(pass-if "0"
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(equal? (read-string "0") 0))
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(pass-if "1++i"
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(equal? (read-string "1++i") '1++i))
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(pass-if "1+i+i"
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(equal? (read-string "1+i+i") '1+i+i))
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(pass-if "1+e10000i"
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(equal? (read-string "1+e10000i") '1+e10000i)))
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(pass-if-exception "radix passed to number->string can't be zero"
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exception:out-of-range
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(number->string 10 0))
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(pass-if-exception "radix passed to number->string can't be one either"
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exception:out-of-range
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(number->string 10 1))
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(with-test-prefix "mismatching parentheses"
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(pass-if-exception "opening parenthesis"
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exception:eof
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(read-string "("))
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(pass-if-exception "closing parenthesis following mismatched opening"
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exception:unexpected-rparen
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(read-string ")"))
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(pass-if-exception "opening vector parenthesis"
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exception:eof
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(read-string "#("))
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(pass-if-exception "closing parenthesis following mismatched vector opening"
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exception:unexpected-rparen
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(read-string ")")))
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