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