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0atman/contract.clj

Created September 20, 2017 12:18
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contract.clj
(defn tester [x]
{:pre [(is (even? x))]}
x)
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0atman commented Sep 20, 2017 •
edited 

user=> (tester 2)
2
user=> (tester 1)

FAIL in () (form-init6078259188282679648.clj:1)

expected: (even? x)
  actual: false

  values: (even? 1)

java.lang.AssertionError: Assert failed: (is (even? x))

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