add tests for onedns.logger module

onedns/tests/test_logging.py

@@ -0,0 +1,21 @@
+import logging
+
+from testfixtures import LogCapture
+
+from onedns import logger
+
+
+def test_onedns_logger():
+    assert not logger.log.handlers
+    with LogCapture() as log_capture:
+        logger.configure_onedns_logging()
+        assert logger.log.handlers
+        assert logger.console.level == logging.INFO
+        logger.log.info('test')
+        logger.configure_onedns_logging(debug=True)
+        assert logger.console.level == logging.DEBUG
+        logger.log.debug('test')
+    log_capture.check(
+        ('onedns', 'INFO', 'test'),
+        ('onedns', 'DEBUG', 'test'),
+    )