from tests import app
from flask import make_response
from io import BytesIO


@app.route('/large')
def large():
    result = BytesIO()
    for _ in range(1024*1024*32):
        result.write(b'0123456789abcdef')
    data = result.getvalue()
    resp = make_response(data)
    resp.content_type = 'application/octet-stream'
    return resp


