Add a simple test case

test/test_logger.py

@@ -0,0 +1,16 @@
+"""
+Test the functions in the `logger` module
+"""
+
+import pytest
+from poezio.logger import LogInfo, LogMessage, parse_message_line
+
+def test_parse_message():
+    line = 'MR 20170909T09:09:09Z 000 <nick>  body'
+    assert vars(parse_message_line(line)) == vars(LogMessage('2017', '09', '09', '09', '09', '09', '0', 'nick', 'body'))
+
+    line = '<>'
+    assert parse_message_line(line) == None
+
+    line = 'MR 20170908T07:05:04Z 003 <nick>  '
+    assert vars(parse_message_line(line)) == vars(LogMessage('2017', '09', '08', '07', '05', '04', '003', 'nick', ''))