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# encoding=utf8
import unittest
from flask import Flask, json, abort
import flask_restful as restful
from wsmeext.flask import signature
from wsme.api import Response
from wsme.types import Base, text
class Model(Base):
id = int
name = text
class Criterion(Base):
op = text
attr = text
value = text
test_app = Flask(__name__)
api = restful.Api(test_app)
@test_app.route('/multiply')
@signature(int, int, int)
def multiply(a, b):
return a * b
@test_app.route('/divide_by_zero')
@signature(None)
def divide_by_zero():
return 1 / 0
@test_app.route('/models')
@signature([Model], [Criterion])
def list_models(q=None):
if q:
name = q[0].value
else:
name = 'first'
return [Model(name=name)]
@test_app.route('/models/<name>')
@signature(Model, text)
def get_model(name):
return Model(name=name)
@test_app.route('/models/<name>/secret')
@signature(Model, text)
def model_secret(name):
abort(403)
@test_app.route('/models/<name>/custom-error')
@signature(Model, text)
def model_custom_error(name):
class CustomError(Exception):
code = 412
raise CustomError("FOO!")
@test_app.route('/models', methods=['POST'])
@signature(Model, body=Model)
def post_model(body):
return Model(name=body.name)
@test_app.route('/status_sig')
@signature(int, status_code=201)
def get_status_sig():
return 1
@test_app.route('/status_response')
@signature(int)
def get_status_response():
return Response(1, status_code=201)
class RestFullApi(restful.Resource):
@signature(Model)
def get(self):
return Model(id=1, name=u"Gérard")
@signature(int, body=Model)
def post(self, model):
return model.id
api.add_resource(RestFullApi, '/restful')
class FlaskrTestCase(unittest.TestCase):
def setUp(self):
test_app.config['TESTING'] = True
self.app = test_app.test_client()
def tearDown(self):
pass
def test_multiply(self):
r = self.app.get('/multiply?a=2&b=5')
assert r.data == b'10', r.data
def test_get_model(self):
resp = self.app.get('/models/test')
assert resp.status_code == 200
def test_list_models(self):
resp = self.app.get('/models')
assert resp.status_code == 200
def test_array_parameter(self):
resp = self.app.get('/models?q.op=%3D&q.attr=name&q.value=second')
assert resp.status_code == 200
self.assertEqual(
resp.data, b'[{"name": "second"}]'
)
def test_post_model(self):
resp = self.app.post('/models', data={"body.name": "test"})
assert resp.status_code == 200
resp = self.app.post(
'/models',
data=json.dumps({"name": "test"}),
content_type="application/json"
)
assert resp.status_code == 200
def test_get_status_sig(self):
resp = self.app.get('/status_sig')
assert resp.status_code == 201
def test_get_status_response(self):
resp = self.app.get('/status_response')
assert resp.status_code == 201
def test_custom_clientside_error(self):
r = self.app.get(
'/models/test/secret',
headers={'Accept': 'application/json'}
)
assert r.status_code == 403, r.status_code
assert '403 Forbidden:' in json.loads(r.data)['faultstring']
r = self.app.get(
'/models/test/secret',
headers={'Accept': 'application/xml'}
)
assert r.status_code == 403, r.status_code
assert r.data == (b"<error><faultcode>Client</faultcode>"
b"<faultstring>403 Forbidden: You don't have the "
b"permission to access the requested resource. It "
b"is either read-protected or not readable by the "
b"server."
b"</faultstring><debuginfo /></error>")
def test_custom_non_http_clientside_error(self):
r = self.app.get(
'/models/test/custom-error',
headers={'Accept': 'application/json'}
)
assert r.status_code == 412, r.status_code
assert json.loads(r.data)['faultstring'] == 'FOO!'
r = self.app.get(
'/models/test/custom-error',
headers={'Accept': 'application/xml'}
)
assert r.status_code == 412, r.status_code
assert r.data == (b'<error><faultcode>Client</faultcode>'
b'<faultstring>FOO!</faultstring>'
b'<debuginfo /></error>')
def test_serversideerror(self):
r = self.app.get('/divide_by_zero')
assert r.status_code == 500
data = json.loads(r.data)
self.assertEqual(data['debuginfo'], None)
self.assertEqual(data['faultcode'], 'Server')
self.assertIn('by zero', data['faultstring'])
def test_restful_get(self):
r = self.app.get('/restful', headers={'Accept': 'application/json'})
self.assertEqual(r.status_code, 200)
data = json.loads(r.data)
self.assertEqual(data['id'], 1)
self.assertEqual(data['name'], u"Gérard")
def test_restful_post(self):
r = self.app.post(
'/restful',
data=json.dumps({'id': 5, 'name': u'Huguette'}),
headers={
'Accept': 'application/json',
'Content-Type': 'application/json'})
self.assertEqual(r.status_code, 200)
data = json.loads(r.data)
self.assertEqual(data, 5)
if __name__ == '__main__':
test_app.run()
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