Application

AppUnit includes an application class AppUnit which is base class of ASGI or CLI application.

from starlette.middleware.base import RequestResponseEndpoint
from starlette.requests import Request

from appunit.applications import AppUnit

app = AppUnit(debug=True)


@app.on_startup()
def startup():
    print("Starting application ...")


@app.middleware()
async def simple_middleware(request: Request, call_next: RequestResponseEndpoint):
    print("Hello middleware!")
    return await call_next(request)


@app.get("/")
def index():
    return {"success": True}


if __name__ == "__main__":
    app.run()

Instantiating the application

class appunit.applications.AppUnit(debug=False, exception_handlers=None, middleware=None, response_class=None, modules=None, auto_bind=False)

Creates an application instance.

Parameters:

• debug - Boolean indicating if debug tracebacks should be returned on errors.
• exception_handlers - A dictionary mapping either integer status codes, or exception class types onto callables which handle the exceptions.
• middleware - A list of middleware (Middleware class or function) to run for every request.
• response_class - Default response class used in routes. Default is JSONResponse.
• modules - A list of configuration modules.
• auto_bind - Whether to automatically bind missing types.