Rename tests to better show their purpose

Author: Shashank Bhargava

tests/test_channel.py

@@ -16,7 +16,7 @@ def test_channel_eq(channel):
     assert channel == 'C12345678'
     assert (channel == 'foo') is False
 
-def test_channel_hash(channel):
+def test_channel_is_hashable(channel):
     channel = Channel(
         'test-server',
         'test-channel',

tests/test_server.py

@@ -16,7 +16,7 @@ def test_Server(server):
     assert type(server) == Server
 
 
-def test_Server_hash(server):
+def test_Server_is_hashable(server):
     server_map = {server: server.token}
     assert server_map[server] == 'xoxp-1234123412341234-12341234-1234'
     assert (server_map[server] == 'foo') is False