Using unittest for tests, fixed some errors, added gitignore

.gitignore

@@ -0,0 +1 @@
+*.pyc

togglwrapper/api.py

@@ -5,9 +5,6 @@
 BASE_URL = 'https://www.toggl.com/api'
 API_VERSION = 'v8'
 API_URL = '{base}/{version}'.format(base=BASE_URL, version=API_VERSION)
-API_TOKEN = ''
-
-auth = HTTPBasicAuth(API_TOKEN, 'api_token')
 
 
 class TogglObject(object):
@@ -24,7 +21,7 @@ class User(TogglObject):
 
     def get(self, related_data=False, since=None):
         """ Get the user associated with the current API token. """
-        response = requests.get(self.full_uri, auth=auth)
+        response = requests.get(self.full_uri, auth=self.client.auth)
         return response.json()
 
     def update(self, data):
@@ -37,5 +34,11 @@ def __init__(self, api_token, base_url=BASE_URL, version=API_VERSION):
         # self.api_token = api_token
         self.api_url = '{base}/{version}'.format(base=base_url,
                                                  version=version)
-        self.auth = HTTPBasicAuth(self.api_token, 'api_token')
+        self.auth = HTTPBasicAuth(api_token, 'api_token')
         self.user = User(self)
+
+    def test_connection(self):
+        """ Test for a successful connection. """
+        test_url = '{base}{uri}'.format(base=self.api_url, uri='test')
+        response = requests.get(test_url, auth=self.client.auth)
+        return response.json()

togglwrapper/tests.py

@@ -1,4 +1,19 @@
-from . import api
+import unittest
 
-if __name__ == "__main__":
-    test_client = api.Client()
+import api
+
+
+class TestAPIMethods(unittest.TestCase):
+    def test_client(self):
+        """ Should successfully establish the client. """
+        api_token = 'correct_token'
+        self.assertTrue(api.Client(api_token))
+
+    def test_client_wrong_token(self):
+        """ Should raise exception when wrong API token is provided. """
+        wrong_api_token = 'wrong token'
+        self.assertRaises(Exception, api.Client, wrong_api_token)
+
+
+if __name__ == '__main__':
+    unittest.main()