Commits

Meikel Brandmeyer committed 725b853

First arbitrary implementations

* generators.clj (arbitrary) <Double,Integer,Character>: new multimethods

* tap.clj: load generators.clj

  • Participants
  • Parent commits e0b23dc

Comments (0)

Files changed (2)

File src/de/kotka/tap/clojurecheck/generators.clj

+;-
+; Copyright 2008 (c) Meikel Brandmeyer.
+; All rights reserved.
+;
+; Permission is hereby granted, free of charge, to any person obtaining a copy
+; of this software and associated documentation files (the "Software"), to deal
+; in the Software without restriction, including without limitation the rights
+; to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+; copies of the Software, and to permit persons to whom the Software is
+; furnished to do so, subject to the following conditions:
+;
+; The above copyright notice and this permission notice shall be included in
+; all copies or substantial portions of the Software.
+;
+; THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+; IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+; FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+; AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+; LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+; OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+; THE SOFTWARE.
+
+(clojure/in-ns 'de.kotka.tap)
+
+(defmethod arbitrary Double
+  ([_ mn mx _]
+   (+ mn (* (- mx mn) (.nextDouble *prng*))))
+  ([_ size]
+   (arbitrary Double (- size) size nil)))
+
+(defmethod arbitrary Integer
+  ([_ mn mx _]
+   (int (Math/round (arbitrary Double mn mx nil))))
+  ([_ size]
+   (arbitrary Integer (- size) size nil)))
+
+(defmethod arbitrary Character
+  ([_ source _]
+   (.charAt source (arbitrary Integer 0 (dec (.length source)) nil)))
+  ([_ _]
+   (char (arbitrary Integer 32 255 nil))))

File src/de/kotka/tap/tap.clj

      "harness.clj"
      "infrastructure.clj"
      "tests.clj"
-     "clojurecheck/arbitrary.clj"))
+     "clojurecheck/arbitrary.clj"
+     "clojurecheck/generators.clj"))