Added test coverage and monkey patch to requests' json module when uj…

…son's available

.coveragerc

@@ -0,0 +1,12 @@
+[run]
+omit =
+    */python?.?/*
+    */lib-python/?.?/*.py
+    */lib_pypy/_*.py
+    */site-packages/ordereddict.py
+    */site-packages/nose/*
+    */unittest2/*
+
+exclude_lines =
+    # Have to re-enable the standard pragma
+    pragma: no cover

.travis.yml

@@ -5,7 +5,7 @@ python:
 
 install:
 - pip install . --use-mirrors
-script: nosetests
+script: nosetests --with-coverage --cover-package=foursquare
 
 env:
   global:

foursquare/__init__.py

@@ -23,6 +23,10 @@
 #  but we need to import for the version #
 try:
     import requests
+
+    # Monkey patch to requests' json using ujson when available;
+    # Otherwise it wouldn't affect anything
+    requests.models.json = json
 except ImportError:
     pass
 
@@ -769,7 +773,7 @@ def _process_response(response):
         errmsg = u'Invalid response: {0}'.format(response.text())
         log.error(errmsg)
         raise FoursquareException(errmsg)
-    
+
     # Default case, Got proper response
     if response.status_code == 200:
         return data