Files
optuna-dashboard/python_tests/wsgi_client.py
T
2022-02-17 17:27:29 +09:00

77 lines
2.1 KiB
Python

import io
import typing
from typing import Dict
from typing import List
from typing import Optional
from typing import Tuple
from typing import Union
from bottle import Bottle
if typing.TYPE_CHECKING:
from _typeshed.wsgi import WSGIEnvironment
def create_wsgi_env(
path: str,
method: str,
content_type: str,
body: bytes,
queries: Dict[str, str],
headers: Dict[str, str],
) -> "WSGIEnvironment":
# 'key1=value1&key2=value2'
query_string = "&".join([f"{k}={v}" for k, v in queries.items()])
# See https://www.python.org/dev/peps/pep-3333/#environ-variables
env = {
"PATH_INFO": path,
"REQUEST_METHOD": method.upper(),
"SCRIPT_NAME": "",
"QUERY_STRING": query_string,
"CONTENT_TYPE": content_type,
"CONTENT_LENGTH": len(body),
"SERVER_PROTOCOL": "http",
"SERVER_NAME": "localhost",
"wsgi.input": io.BytesIO(body),
"wsgi.version": (1, 0),
"wsgi.errors": io.StringIO(""),
"wsgi.multithread": True,
"wsgi.multiprocess": True,
"wsgi.run_once": False,
}
for k, v in headers.items():
env[f"HTTP_{k.upper()}"] = v
return env
def send_request(
app: Bottle,
path: str,
method: str,
body: Union[str, bytes] = b"",
queries: Optional[Dict[str, str]] = None,
headers: Optional[Dict[str, str]] = None,
content_type: str = "text/plain; charset=utf-8",
) -> Tuple[int, List[Tuple[str, str]], bytes]:
status: str = ""
response_headers: List[Tuple[str, str]] = []
def start_response(status_: str, headers_: List[Tuple[str, str]]) -> None:
nonlocal status, response_headers
status = status_
response_headers = headers_
bytes_body = body if isinstance(body, bytes) else body.encode("utf-8")
headers = headers or {}
queries = queries or {}
env = create_wsgi_env(path, method, content_type, bytes_body, queries, headers)
response_body = b""
iterable_body = app(env, start_response)
for b in iterable_body:
response_body += b
status_code = int(status.split()[0])
return status_code, response_headers, response_body