Complete test coverage (#654)

Author: Dreamsorcerer

tests/check_tag.py

@@ -18,11 +18,11 @@ async def is_server_running() -> bool:
                         text = await r.text()
                         assert "hello, world" in text
                         return True
-                except OSError:
+                except OSError:  # pragma: no cover
                     await asyncio.sleep(0.5)
-                except asyncio.TimeoutError:
+                except asyncio.TimeoutError:  # pragma: no cover
                     pass
-        return False
+        return False  # pragma: no cover
 
     proc = await asyncio.create_subprocess_exec(
         sys.executable, "-c", "from aiohttp_devtools.cli import runserver; runserver()",  # same as `adev runserver`

tests/test_runserver_cleanup.py

@@ -21,7 +21,7 @@
 async def check_server_running(check_callback):
     port_open = False
     async with aiohttp.ClientSession(timeout=ClientTimeout(total=1)) as session:
-        for i in range(50):
+        for i in range(50):  # pragma: no branch
             try:
                 async with session.get('http://localhost:8000/'):
                     pass

tests/test_runserver_main.py

@@ -143,19 +143,6 @@ async def test_livereload_task_multiple(event_loop, mocker):
     mock_src_reload.assert_called_once_with(app)
 
 
-class FakeProcess:
-    def __init__(self, is_alive=True, exitcode=1, pid=123):
-        self._is_alive = is_alive
-        self.exitcode = exitcode
-        self.pid = pid
-
-    def is_alive(self):
-        return self._is_alive
-
-    def join(self, wait):
-        pass
-
-
 async def test_stop_process_dead(smart_caplog, mocker):
     mock_kill = mocker.patch('aiohttp_devtools.runserver.watch.os.kill')
     mocker.patch('aiohttp_devtools.runserver.watch.awatch')