python×Cloud Functions×FirestoreでAPIを簡単に作ってみる Pt2 テスト編（詳細）

import json
from google.cloud import firestore

# ソースはPt1と同じ
def get_filtered_user(request):

    request_json = request.get_json()
    if request.args and 'name' in request.args:
        request_name = request.args.get('name')
    elif request_json and 'name' in request_json:
        request_name = request_json['name']
    else:
        request_name = ''

    db = firestore.Client()

    query = db.collection('user').where('name', '==', request_name)
    docs = query.get()
    users_list = []
    for doc in docs:
        users_list.append(doc.to_dict())
    return_json = json.dumps({"users": users_list}, ensure_ascii=False)

    return return_json

from flask import Flask, request, abort, render_template, send_from_directory
# 作成した関数を外部ソースからimport
from functions.getFilteredUser import get_filtered_user

app = Flask(__name__)

# methodにPOST等も明示的に指定(FlaskではデフォルトGETのみのため)
# '/~'がテストするときのパス
@app.route('/get-filtered-user', methods=['GET', 'POST'])
def local_api():
    return get_filtered_user(request)

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

$ export GOOGLE_APPLICATION_CREDENTIALS="<保存先>/<秘密鍵ファイル>.json"
# .bash_profileに追記する場合 （ターミナルの再起動が必要）
$ echo 'export GOOGLE_APPLICATION_CREDENTIALS="<保存先>/<秘密鍵ファイル>.json"' >> ~/.bash_profile

os.environ["GOOGLE_APPLICATION_CREDENTIALS"] = "<保存先>/<秘密鍵ファイル>.json"

$ python localServer.py
 * Serving Flask app "localServer" (lazy loading)
 * Environment: production
   WARNING: This is a development server. Do not use it in a production deployment.
   Use a production WSGI server instead.
 * Debug mode: off
 * Running on http://127.0.0.1:5000/ (Press CTRL+C to quit)
127.0.0.1 - - [04/Aug/2019 14:51:35] "POST /get-filtered-user HTTP/1.1" 200 -

$ curl -X POST -H "Content-Type: application/json" -d '{"name": "Alice"}' http://localhost:5000/get-filtered-user
{"users": [{"age": 19, "name": "Alice", "gender": "female"}]}