✅ add test cases

nonebot/__init__.py

@@ -43,7 +43,7 @@ try:
     _dist: pkg_resources.Distribution = pkg_resources.get_distribution("nonebot2")
     __version__ = _dist.version
     VERSION = _dist.parsed_version
-except pkg_resources.DistributionNotFound:
+except pkg_resources.DistributionNotFound:  # pragma: no cover
     __version__ = None
     VERSION = None
 
@@ -252,7 +252,7 @@ def init(*, _env_file: Optional[str] = None, **kwargs):
         _driver = DriverClass(env, config)
 
 
-def run(host: Optional[str] = None, port: Optional[int] = None, *args, **kwargs):
+def run(*args: Any, **kwargs: Any) -> None:
     """
     :说明:
 
@@ -260,8 +260,6 @@ def run(host: Optional[str] = None, port: Optional[int] = None, *args, **kwargs)
 
     :参数:
 
-      * ``host: Optional[str]``: 主机名／IP，若不传入则使用配置文件中指定的值
-      * ``port: Optional[int]``: 端口，若不传入则使用配置文件中指定的值
       * ``*args``: 传入 Driver.run 的位置参数
       * ``**kwargs``: 传入 Driver.run 的命名参数
 
@@ -277,7 +275,7 @@ def run(host: Optional[str] = None, port: Optional[int] = None, *args, **kwargs)
 
     """
     logger.success("Running NoneBot...")
-    get_driver().run(host, port, *args, **kwargs)
+    get_driver().run(*args, **kwargs)
 
 
 import nonebot.params as params

nonebot/config.py

@@ -38,7 +38,7 @@ class CustomEnvSettings(EnvSettingsSource):
         d: Dict[str, Optional[str]] = {}
 
         if settings.__config__.case_sensitive:
-            env_vars: Mapping[str, Optional[str]] = os.environ
+            env_vars: Mapping[str, Optional[str]] = os.environ  # pragma: no cover
         else:
             env_vars = {k.lower(): v for k, v in os.environ.items()}
 
@@ -78,7 +78,7 @@ class CustomEnvSettings(EnvSettingsSource):
             if field.is_complex():
                 try:
                     env_val = settings.__config__.json_loads(env_val)
-                except ValueError as e:
+                except ValueError as e:  # pragma: no cover
                     raise SettingsError(
                         f'error parsing JSON for "{env_name}"'  # type: ignore
                     ) from e
@@ -100,7 +100,8 @@ class CustomEnvSettings(EnvSettingsSource):
 
 
 class BaseConfig(BaseSettings):
-    def __getattr__(self, name: str) -> Any:
+    # dummy getattr for pylance checking, actually not used
+    def __getattr__(self, name: str) -> Any:  # pragma: no cover
         return self.__dict__.get(name)
 
     class Config:

nonebot/log.py

@@ -63,7 +63,7 @@ class Filter:
         return record["level"].no >= levelno
 
 
-class LoguruHandler(logging.Handler):
+class LoguruHandler(logging.Handler):  # pragma: no cover
     def emit(self, record):
         try:
             level = logger.level(record.levelname).name