Test cov (#721)

* nocover for abstract classes

* Add event manager test

* Assert call args

* Sponsored by `Jaxl Innovations Private Limited`

Author: abhinavsingh

README.md

@@ -4,24 +4,22 @@
 [![Docker Pulls](https://img.shields.io/docker/pulls/abhinavsingh/proxy.py?style=for-the-badge&color=darkgreen)](https://hub.docker.com/r/abhinavsingh/proxy.py)
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-[![License](https://img.shields.io/github/license/abhinavsingh/proxy.py?style=for-the-badge&color=darkgreen)](https://opensource.org/licenses/BSD-3-Clause)
+[![License](https://img.shields.io/github/license/abhinavsingh/proxy.py?style=for-the-badge&color=darkgreen)](https://github.com/abhinavsingh/proxy.py/blob/develop/LICENSE)
 
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+
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proxy/core/base/tcp_server.py

@@ -45,7 +45,7 @@ class BaseTcpServerHandler(Work):
     def __init__(self, *args: Any, **kwargs: Any) -> None:
         super().__init__(*args, **kwargs)
         self.must_flush_before_shutdown = False
-        if self.flags.unix_socket_path:
+        if self.flags.unix_socket_path:     # pragma: no cover
             logger.debug(
                 'Connection accepted from {0}'.format(self.work.address),
             )

proxy/dashboard/plugin.py

@@ -35,20 +35,20 @@ def __init__(
     @abstractmethod
     def methods(self) -> List[str]:
         """Return list of methods that this plugin will handle."""
-        pass
+        pass    # pragma: no cover
 
     def connected(self) -> None:
         """Invoked when client websocket handshake finishes."""
-        pass
+        pass    # pragma: no cover
 
     @abstractmethod
     def handle_message(self, message: Dict[str, Any]) -> None:
         """Handle messages for registered methods."""
-        pass
+        pass    # pragma: no cover
 
     def disconnected(self) -> None:
         """Invoked when client websocket connection gets closed."""
-        pass
+        pass    # pragma: no cover
 
     def reply(self, data: Dict[str, Any]) -> None:
         self.client.queue(

proxy/http/websocket/client.py

@@ -74,10 +74,10 @@ def upgrade(self) -> None:
         assert WebsocketFrame.key_to_accept(key) == accept
 
     def ping(self, data: Optional[bytes] = None) -> None:
-        pass
+        pass    # pragma: no cover
 
     def pong(self, data: Optional[bytes] = None) -> None:
-        pass
+        pass    # pragma: no cover
 
     def shutdown(self, _data: Optional[bytes] = None) -> None:
         """Closes connection with the server."""

proxy/plugin/cloudflare_dns.py

@@ -12,7 +12,7 @@
 
 try:
     import httpx
-except ImportError:
+except ImportError:     # pragma: no cover
     pass
 
 from typing import Optional, Tuple
@@ -75,7 +75,9 @@ def resolve_dns(self, host: str, port: int) -> Tuple[Optional[str], Optional[Tup
             return answers[0]['data'], None
         except Exception as e:
             logger.info(
-                'Unable to resolve DNS-over-HTTPS for host {0} : {1}'.format(host, str(e)),
+                'Unable to resolve DNS-over-HTTPS for host {0} : {1}'.format(
+                    host, str(e),
+                ),
             )
             return None, None
 

tests/core/test_event_manager.py

@@ -0,0 +1,46 @@
+# -*- coding: utf-8 -*-
+"""
+    proxy.py
+    ~~~~~~~~
+    ⚡⚡⚡ Fast, Lightweight, Pluggable, TLS interception capable proxy server focused on
+    Network monitoring, controls & Application development, testing, debugging.
+
+    :copyright: (c) 2013-present by Abhinav Singh and contributors.
+    :license: BSD, see LICENSE for more details.
+"""
+import unittest
+
+from unittest import mock
+
+from proxy.core.event import EventManager
+
+
+class TestEventManager(unittest.TestCase):
+
+    @mock.patch('proxy.core.event.manager.EventQueue')
+    @mock.patch('proxy.core.event.manager.EventDispatcher')
+    @mock.patch('proxy.core.event.manager.multiprocessing.Queue')
+    @mock.patch('proxy.core.event.manager.threading.Event')
+    @mock.patch('proxy.core.event.manager.threading.Thread')
+    def test_setup_and_teardown(
+            self,
+            mock_thread: mock.Mock,
+            mock_event: mock.Mock,
+            mock_queue: mock.Mock,
+            mock_dispatcher: mock.Mock,
+            mock_event_queue: mock.Mock,
+    ) -> None:
+        with EventManager() as _:
+            mock_queue.assert_called_once()
+            mock_event.assert_called_once()
+            mock_thread.assert_called_once_with(
+                target=mock_dispatcher.return_value.run,
+            )
+            mock_thread.return_value.start.assert_called_once()
+            mock_event_queue.assert_called_once_with(mock_queue.return_value)
+            mock_dispatcher.assert_called_once_with(
+                shutdown=mock_event.return_value,
+                event_queue=mock_event_queue.return_value,
+            )
+        mock_event.return_value.set.assert_called_once()
+        mock_thread.return_value.join.assert_called_once()