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test_session.py
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# pylint: disable=C0114,W0622,W0612,W1503
import tempfile
import unittest
import flask
from flask_session import Session
class FlaskSessionTestCase(unittest.TestCase):
def test_null_session(self):
app = flask.Flask(__name__)
Session(app)
def expect_exception(f, *args, **kwargs):
try:
f(*args, **kwargs)
except RuntimeError as e:
self.assertTrue(e.args and "session is unavailable" in e.args[0])
else:
self.assertTrue(False, "expected exception")
with app.test_request_context():
self.assertTrue(flask.session.get("missing_key") is None)
expect_exception(flask.session.__setitem__, "foo", 42)
expect_exception(flask.session.pop, "foo")
def test_redis_session(self):
app = flask.Flask(__name__)
app.config["SESSION_TYPE"] = "redis"
Session(app)
@app.route("/set", methods=["POST"])
def set():
flask.session["value"] = flask.request.form["value"]
return "value set"
@app.route("/get")
def get():
return flask.session["value"]
@app.route("/delete", methods=["POST"])
def delete():
del flask.session["value"]
return "value deleted"
c = app.test_client()
self.assertEqual(c.post("/set", data={"value": "42"}).data, b"value set")
self.assertEqual(c.get("/get").data, b"42")
c.post("/delete")
def test_memcached_session(self):
app = flask.Flask(__name__)
app.config["SESSION_TYPE"] = "memcached"
Session(app)
@app.route("/set", methods=["POST"])
def set():
flask.session["value"] = flask.request.form["value"]
return "value set"
@app.route("/get")
def get():
return flask.session["value"]
@app.route("/delete", methods=["POST"])
def delete():
del flask.session["value"]
return "value deleted"
c = app.test_client()
self.assertEqual(c.post("/set", data={"value": "42"}).data, b"value set")
self.assertEqual(c.get("/get").data, b"42")
c.post("/delete")
def test_filesystem_session(self):
app = flask.Flask(__name__)
app.config["SESSION_TYPE"] = "filesystem"
app.config["SESSION_FILE_DIR"] = tempfile.gettempdir()
Session(app)
@app.route("/set", methods=["POST"])
def set():
flask.session["value"] = flask.request.form["value"]
return "value set"
@app.route("/get")
def get():
return flask.session["value"]
@app.route("/delete", methods=["POST"])
def delete():
del flask.session["value"]
return "value deleted"
c = app.test_client()
self.assertEqual(c.post("/set", data={"value": "42"}).data, b"value set")
self.assertEqual(c.get("/get").data, b"42")
c.post("/delete")
def test_mongodb_session(self):
app = flask.Flask(__name__)
app.testing = True
app.config["SESSION_TYPE"] = "mongodb"
Session(app)
@app.route("/set", methods=["POST"])
def set():
flask.session["value"] = flask.request.form["value"]
return "value set"
@app.route("/get")
def get():
return flask.session["value"]
@app.route("/delete", methods=["POST"])
def delete():
del flask.session["value"]
return "value deleted"
c = app.test_client()
self.assertEqual(c.post("/set", data={"value": "42"}).data, b"value set")
self.assertEqual(c.get("/get").data, b"42")
c.post("/delete")
def test_flasksqlalchemy_session(self):
app = flask.Flask(__name__)
app.debug = True
app.config["SESSION_TYPE"] = "sqlalchemy"
app.config["SQLALCHEMY_DATABASE_URI"] = "sqlite:///"
Session(app)
@app.route("/set", methods=["POST"])
def set():
flask.session["value"] = flask.request.form["value"]
return "value set"
@app.route("/get")
def get():
return flask.session["value"]
@app.route("/delete", methods=["POST"])
def delete():
del flask.session["value"]
return "value deleted"
c = app.test_client()
self.assertEqual(c.post("/set", data={"value": "42"}).data, b"value " b"set")
self.assertEqual(c.get("/get").data, b"42")
c.post("/delete")
def test_flasksqlalchemy_session_with_signer(self):
app = flask.Flask(__name__)
app.debug = True
app.secret_key = "test_secret_key"
app.config["SESSION_TYPE"] = "sqlalchemy"
app.config["SQLALCHEMY_DATABASE_URI"] = "sqlite:///"
app.config["SESSION_USE_SIGNER"] = True
Session(app)
@app.route("/set", methods=["POST"])
def set():
flask.session["value"] = flask.request.form["value"]
return "value set"
@app.route("/get")
def get():
return flask.session["value"]
@app.route("/delete", methods=["POST"])
def delete():
del flask.session["value"]
return "value deleted"
c = app.test_client()
self.assertEqual(c.post("/set", data={"value": "42"}).data, b"value " b"set")
self.assertEqual(c.get("/get").data, b"42")
c.post("/delete")
def test_session_use_signer(self):
app = flask.Flask(__name__)
app.secret_key = "test_secret_key"
app.config["SESSION_TYPE"] = "redis"
app.config["SESSION_USE_SIGNER"] = True
Session(app)
@app.route("/set", methods=["POST"])
def set():
flask.session["value"] = flask.request.form["value"]
return "value set"
@app.route("/get")
def get():
return flask.session["value"]
c = app.test_client()
self.assertEqual(c.post("/set", data={"value": "42"}).data, b"value set")
self.assertEqual(c.get("/get").data, b"42")
def test_elasticsearch_session(self):
app = flask.Flask(__name__)
app.testing = True
app.config["SESSION_TYPE"] = "elasticsearch"
Session(app)
@app.route("/set", methods=["POST"])
def set():
flask.session["value"] = flask.request.form["value"]
return "value set"
@app.route("/get")
def get():
return flask.session["value"]
@app.route("/delete", methods=["POST"])
def delete():
del flask.session["value"]
return "value deleted"
c = app.test_client()
self.assertEqual(c.post("/set", data={"value": "42"}).data, b"value set")
self.assertEqual(c.get("/get").data, b"42")
c.post("/delete")
def test_peewee_session(self):
from peewee import SqliteDatabase
app = flask.Flask(__name__)
app.debug = True
app.config["SESSION_DB"] = None
app.config["SESSION_TYPE"] = "peewee"
app.config["SESSION_DB_CLASS"] = SqliteDatabase
app.config["SESSION_PEEWEE_CONFIG"] = {"database": "sqlite"}
Session(app)
@app.route("/set", methods=["POST"])
def set():
flask.session["value"] = flask.request.form["value"]
return "value set"
@app.route("/get")
def get():
return flask.session["value"]
@app.route("/delete", methods=["POST"])
def delete():
del flask.session["value"]
return "value deleted"
c = app.test_client()
self.assertEqual(c.post("/set", data={"value": "42"}).data, b"value " b"set")
self.assertEqual(c.get("/get").data, b"42")
c.post("/delete")
# Test requires AWS key.
# if you modify this backend, please run the test to verify changes.
# def test_dynamodb_session(self):
# app = flask.Flask(__name__)
# app.testing = True
# app.config["SESSION_TYPE"] = "dynamodb"
# Session(app)
# @app.route("/set", methods=["POST"])
# def set():
# flask.session["value"] = flask.request.form["value"]
# return "value set"
# @app.route("/get")
# def get():
# return flask.session["value"]
# @app.route("/delete", methods=["POST"])
# def delete():
# del flask.session["value"]
# return "value deleted"
# c = app.test_client()
# self.assertEqual(c.post("/set", data={"value": "42"}).data, b"value set")
# self.assertEqual(c.get("/get").data, b"42")
# c.post("/delete")
if __name__ == "__main__":
unittest.main()