Viewing file:  appctx.py (3.04 KB) -rw-r--r--
Select action/file-type:
 (+) |  (+) |  (+) | Code (+) | Session (+) |  (+) | SDB (+) |  (+) |  (+) |  (+) |  (+) |  (+) |
# -*- coding: utf-8 -*-
"""
flask.testsuite.appctx
~~~~~~~~~~~~~~~~~~~~~~
Tests the application context.
:copyright: (c) 2012 by Armin Ronacher.
:license: BSD, see LICENSE for more details.
"""
import flask
import unittest
from flask.testsuite import FlaskTestCase
class AppContextTestCase(FlaskTestCase):
def test_basic_url_generation(self):
app = flask.Flask(__name__)
app.config['SERVER_NAME'] = 'localhost'
app.config['PREFERRED_URL_SCHEME'] = 'https'
@app.route('/')
def index():
pass
with app.app_context():
rv = flask.url_for('index')
self.assert_equal(rv, 'https://localhost/')
def test_url_generation_requires_server_name(self):
app = flask.Flask(__name__)
with app.app_context():
with self.assert_raises(RuntimeError):
flask.url_for('index')
def test_url_generation_without_context_fails(self):
with self.assert_raises(RuntimeError):
flask.url_for('index')
def test_request_context_means_app_context(self):
app = flask.Flask(__name__)
with app.test_request_context():
self.assert_equal(flask.current_app._get_current_object(), app)
self.assert_equal(flask._app_ctx_stack.top, None)
def test_app_context_provides_current_app(self):
app = flask.Flask(__name__)
with app.app_context():
self.assert_equal(flask.current_app._get_current_object(), app)
self.assert_equal(flask._app_ctx_stack.top, None)
def test_app_tearing_down(self):
cleanup_stuff = []
app = flask.Flask(__name__)
@app.teardown_appcontext
def cleanup(exception):
cleanup_stuff.append(exception)
with app.app_context():
pass
self.assert_equal(cleanup_stuff, [None])
def test_custom_app_ctx_globals_class(self):
class CustomRequestGlobals(object):
def __init__(self):
self.spam = 'eggs'
app = flask.Flask(__name__)
app.app_ctx_globals_class = CustomRequestGlobals
with app.app_context():
self.assert_equal(
flask.render_template_string('{{ g.spam }}'), 'eggs')
def test_context_refcounts(self):
called = []
app = flask.Flask(__name__)
@app.teardown_request
def teardown_req(error=None):
called.append('request')
@app.teardown_appcontext
def teardown_app(error=None):
called.append('app')
@app.route('/')
def index():
with flask._app_ctx_stack.top:
with flask._request_ctx_stack.top:
pass
self.assert_true(flask._request_ctx_stack.top.request.environ
['werkzeug.request'] is not None)
return u''
c = app.test_client()
c.get('/')
self.assertEqual(called, ['request', 'app'])
def suite():
suite = unittest.TestSuite()
suite.addTest(unittest.makeSuite(AppContextTestCase))
return suite
|