tests for crud session cache

tests/test_session_cache.py

@@ -8,9 +8,7 @@ from . import utils
 
 class SessionCacheTestCase(utils.TestCase):
 
-    def test_can_connect(self):
-
-        db_file = None
+    def test_can_crud_session(self):
         with tempfile.NamedTemporaryFile() as fh:
             db_file = fh.name
 
@@ -19,5 +17,8 @@ class SessionCacheTestCase(utils.TestCase):
         session = cache.get()
         session.headers.update({'x-test': 'abc'})
         cache.save(session)
-        cached_session = cache.get()
-        self.assertEquals(cached_session.headers.get('x-test'), 'abc')
+        session = cache.get()
+        self.assertEquals(session.headers.get('x-test'), 'abc')
+        cache.delete()
+        session = cache.get()
+        self.assertEquals(session.headers.get('x-test'), None)

wakatime/session_cache.py

@@ -46,8 +46,8 @@ class SessionCache(object):
         """Saves a requests.Session object for the next heartbeat process.
         """
 
-        if not HAS_SQL:
-            return  # pragma: nocover
+        if not HAS_SQL:  # pragma: nocover
+            return
         try:
             conn, c = self.connect()
             c.execute('DELETE FROM session')
@@ -67,14 +67,14 @@ class SessionCache(object):
         Gets Session from sqlite3 cache or creates a new Session.
         """
 
-        if not HAS_SQL:
+        if not HAS_SQL:  # pragma: nocover
             return requests.session()
 
         try:
             conn, c = self.connect()
         except:
             log.error(traceback.format_exc())
-            return requests.session()  # pragma: nocover
+            return requests.session()
 
         session = None
         try:
@@ -98,7 +98,7 @@ class SessionCache(object):
         """Clears all cached Session objects.
         """
 
-        if not HAS_SQL:
+        if not HAS_SQL:  # pragma: nocover
             return
         try:
             conn, c = self.connect()