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+;;; test_contrib/test_is.clj: unit tests for test_is.clj
+
+;; by Stuart Sierra, http://stuartsierra.com/
+;; January 16, 2009
+
+;; Thanks to Chas Emerick, Allen Rohner, and Stuart Halloway for
+;; contributions and suggestions.
+
+;; Copyright (c) Stuart Sierra, 2008. All rights reserved.  The use
+;; and distribution terms for this software are covered by the Eclipse
+;; Public License 1.0 (http://opensource.org/licenses/eclipse-1.0.php)
+;; which can be found in the file epl-v10.html at the root of this
+;; distribution.  By using this software in any fashion, you are
+;; agreeing to be bound by the terms of this license.  You must not
+;; remove this notice, or any other, from this software.
+
+
+(ns clojure.contrib.test-contrib.test-is
+  (:use clojure.contrib.test-is))
+
+(deftest can-test-symbol
+  (let [x true]
+    (is x "Should pass"))
+  (let [x false]
+    (is x "Should fail")))
+
+(deftest can-test-boolean
+  (is true "Should pass")
+  (is false "Should fail"))
+
+(deftest can-test-nil
+  (is nil "Should fail"))
+
+(deftest can-test-=
+  (is (= 2 (+ 1 1)) "Should pass")
+  (is (= 3 (+ 2 2)) "Should fail"))
+
+(deftest can-test-instance
+  (is (instance? Integer (+ 2 2)) "Should pass")
+  (is (instance? Float (+ 1 1)) "Should fail"))
+
+(deftest can-test-thrown
+  (is (thrown? ArithmeticException (/ 1 0)) "Should pass")
+  ;; No exception is thrown:
+  (is (thrown? Exception (+ 1 1)) "Should fail")
+  ;; Wrong class of exception is thrown:
+  (is (thrown? ArithmeticException (throw (RuntimeException.))) "Should error"))
+
+(deftest can-test-thrown-with-msg
+  (is (thrown-with-msg? ArithmeticException #"Divide by zero" (/ 1 0)) "Should pass")
+  ;; Wrong message string:
+  (is (thrown-with-msg? ArithmeticException #"Something else" (/ 1 0)) "Should fail")
+  ;; No exception is thrown:
+  (is (thrown? Exception (+ 1 1)) "Should fail")
+  ;; Wrong class of exception is thrown:
+  (is (thrown-with-msg? IllegalArgumentException #"Divide by zero" (/ 1 0)) "Should error"))
+
+(deftest can-catch-unexpected-exceptions
+  (is (= 1 (throw (Exception.))) "Should error"))
+
+(deftest can-test-method-call
+  (is (.startsWith "abc" "a") "Should pass")
+  (is (.startsWith "abc" "d") "Should fail"))
+
+(deftest can-test-anonymous-fn
+  (is (#(.startsWith % "a") "abc") "Should pass")
+  (is (#(.startsWith % "d") "abc") "Should fail"))
+
+(deftest can-test-regexps
+  (is (re-matches #"^ab.*$" "abbabba") "Should pass")
+  (is (re-matches #"^cd.*$" "abbabba") "Should fail")
+  (is (re-find #"ab" "abbabba") "Should pass")
+  (is (re-find #"cd" "abbabba") "Should fail"))
+
+
+;; still have to declare the symbol before testing unbound symbols
+(declare does-not-exist) 
+
+(deftest can-test-unbound-symbol
+  (is (= nil does-not-exist) "Should error"))
+
+(deftest can-test-unbound-function
+  (is (does-not-exist) "Should error"))
+
+
+;; Here, we create an alternate version of test-is/report, that
+;; compares the event with the message, then calls the original
+;; 'report' with modified arguments.
+
+(declare original-report)
+
+(defn custom-report [data]
+  (let [event (:type data)
+        msg (:message data)
+        expected (:expected data)
+        actual (:actual data)
+        passed (cond
+                 (= event :fail) (= msg "Should fail")
+                 (= event :pass) (= msg "Should pass")
+                 (= event :error) (= msg "Should error")
+                 :else true)]
+    (if passed
+      (original-report {:type :pass, :message msg,
+                        :expected expected, :actual actual})
+      (original-report {:type :fail, :message (str msg " but got " event)
+                        :expected expected, :actual actual}))))
+
+;; test-ns-hook will be used by test-is/test-ns to run tests in this
+;; namespace.
+(defn test-ns-hook []
+  (binding [original-report report
+            report custom-report]
+    (test-all-vars (find-ns 'clojure.contrib.test-contrib.test-is))))