add unit tests/refactoring

tests/test_logging.py

@@ -2,6 +2,7 @@ import uuid
 from importlib import reload
 
 from sanic.response import text
+from sanic.log import LOGGING_CONFIG_DEFAULTS
 from sanic import Sanic
 from io import StringIO
 import logging
@@ -37,3 +38,36 @@ def test_log():
     request, response = app.test_client.get('/')
     log_text = log_stream.getvalue()
     assert rand_string in log_text
+
+
+def test_logging_defaults():
+    reset_logging()
+    app = Sanic("test_logging")
+
+    for fmt in [h.formatter for h in logging.getLogger('root').handlers]:
+        assert fmt._fmt == LOGGING_CONFIG_DEFAULTS['formatters']['generic']['format']
+
+    for fmt in [h.formatter for h in logging.getLogger('sanic.error').handlers]:
+        assert fmt._fmt == LOGGING_CONFIG_DEFAULTS['formatters']['generic']['format']
+
+    for fmt in [h.formatter for h in logging.getLogger('sanic.access').handlers]:
+        assert fmt._fmt == LOGGING_CONFIG_DEFAULTS['formatters']['access']['format']
+
+
+def test_logging_pass_customer_logconfig():
+    reset_logging()
+
+    modified_config = LOGGING_CONFIG_DEFAULTS
+    modified_config['formatters']['generic']['format'] = '%(asctime)s - (%(name)s)[%(levelname)s]: %(message)s'
+    modified_config['formatters']['access']['format'] = '%(asctime)s - (%(name)s)[%(levelname)s]: %(message)s'
+
+    app = Sanic("test_logging", log_config=modified_config)
+
+    for fmt in [h.formatter for h in logging.getLogger('root').handlers]:
+        assert fmt._fmt == modified_config['formatters']['generic']['format']
+
+    for fmt in [h.formatter for h in logging.getLogger('sanic.error').handlers]:
+        assert fmt._fmt == modified_config['formatters']['generic']['format']
+
+    for fmt in [h.formatter for h in logging.getLogger('sanic.access').handlers]:
+        assert fmt._fmt == modified_config['formatters']['access']['format']