Introduce monger.core/disconnect!

Closes #42

ChangeLog.md

@@ -1,13 +1,18 @@
 ## Changes between 1.2.0 and 1.3.0
 
+### monger.core/disconnect!
+
+`monger.core/disconnect!` closes the default database connection.
+
+
 ### Ragtime 0.3.0
 
 Ragtime dependency has been updated to 0.3.0.
 
 
-### MongoDB Java driver 2.9.1
+### MongoDB Java Driver Update
 
-MongoDB Java driver dependency has been updated to 2.9.1.
+MongoDB Java driver dependency has been updated to 2.9.2.
 
 
 ### Cheshire Support

src/clojure/monger/core.clj

@@ -181,7 +181,10 @@
   (let [c (apply connect args)]
     (set-connection! c)))
 
-
+(defn disconnect!
+  "Closes default connection to MongoDB"
+  []
+  (.close *mongodb-connection*))
 
 (defn set-db!
   "Sets *mongodb-database* var to given db, updates *mongodb-gridfs* var state. Recommended to be used for

test/monger/test/core_test.clj

@@ -13,6 +13,10 @@
   (let [connection (monger.core/connect)]
     (is (instance? com.mongodb.Mongo connection))))
 
+(deftest connect-and-disconnect
+  (monger.core/connect!)
+  (monger.core/disconnect!)
+  (monger.core/connect!))
 
 (deftest connect-to-mongo-with-default-host-and-explicit-port
   (let [connection (monger.core/connect { :port 27017 })]