specter/test/com/rpl/specter/test_helpers.clj
2015-06-30 18:08:49 -04:00

17 lines
581 B
Clojure

(ns com.rpl.specter.test-helpers
(:require [clojure.test.check
[generators :as gen]
[properties :as prop]]))
;; it seems like gen/bind and gen/return are a monad (hence the names)
(defmacro for-all+ [bindings & body]
(let [parts (partition 2 bindings)
vars (vec (map first parts))
genned (reduce
(fn [curr [v code]]
`(gen/bind ~code (fn [~v] ~curr)))
`(gen/return ~vars)
(reverse parts))]
`(prop/for-all [~vars ~genned]
~@body )))