Add functional tests (#120)

* functional tests setup

* add a test case

tests/utils.py

@@ -0,0 +1,15 @@
+import os
+import random
+import string
+
+from seaserv import ccnet_api, seafile_api
+
+
+def create_and_get_repo(*a, **kw):
+    repo_id = seafile_api.create_repo(*a, **kw)
+    repo = seafile_api.get_repo(repo_id)
+    return repo
+
+
+def randstring(length=12):
+    return ''.join(random.choice(string.lowercase) for i in range(length))