mirror of
https://github.com/janeczku/calibre-web
synced 2024-11-28 12:30:00 +00:00
154 lines
4.7 KiB
Python
154 lines
4.7 KiB
Python
# -*- coding: utf-8 -*-
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"""
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flask.testsuite.signals
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~~~~~~~~~~~~~~~~~~~~~~~
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Signalling.
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:copyright: (c) 2011 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 SignalsTestCase(FlaskTestCase):
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def test_template_rendered(self):
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app = flask.Flask(__name__)
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@app.route('/')
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def index():
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return flask.render_template('simple_template.html', whiskey=42)
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recorded = []
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def record(sender, template, context):
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recorded.append((template, context))
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flask.template_rendered.connect(record, app)
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try:
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app.test_client().get('/')
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self.assert_equal(len(recorded), 1)
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template, context = recorded[0]
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self.assert_equal(template.name, 'simple_template.html')
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self.assert_equal(context['whiskey'], 42)
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finally:
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flask.template_rendered.disconnect(record, app)
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def test_request_signals(self):
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app = flask.Flask(__name__)
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calls = []
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def before_request_signal(sender):
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calls.append('before-signal')
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def after_request_signal(sender, response):
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self.assert_equal(response.data, b'stuff')
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calls.append('after-signal')
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@app.before_request
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def before_request_handler():
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calls.append('before-handler')
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@app.after_request
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def after_request_handler(response):
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calls.append('after-handler')
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response.data = 'stuff'
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return response
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@app.route('/')
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def index():
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calls.append('handler')
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return 'ignored anyway'
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flask.request_started.connect(before_request_signal, app)
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flask.request_finished.connect(after_request_signal, app)
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try:
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rv = app.test_client().get('/')
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self.assert_equal(rv.data, b'stuff')
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self.assert_equal(calls, ['before-signal', 'before-handler',
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'handler', 'after-handler',
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'after-signal'])
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finally:
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flask.request_started.disconnect(before_request_signal, app)
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flask.request_finished.disconnect(after_request_signal, app)
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def test_request_exception_signal(self):
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app = flask.Flask(__name__)
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recorded = []
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@app.route('/')
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def index():
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1 // 0
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def record(sender, exception):
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recorded.append(exception)
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flask.got_request_exception.connect(record, app)
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try:
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self.assert_equal(app.test_client().get('/').status_code, 500)
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self.assert_equal(len(recorded), 1)
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self.assert_true(isinstance(recorded[0], ZeroDivisionError))
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finally:
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flask.got_request_exception.disconnect(record, app)
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def test_appcontext_signals(self):
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app = flask.Flask(__name__)
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recorded = []
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def record_push(sender, **kwargs):
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recorded.append('push')
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def record_pop(sender, **kwargs):
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recorded.append('push')
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@app.route('/')
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def index():
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return 'Hello'
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flask.appcontext_pushed.connect(record_push, app)
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flask.appcontext_popped.connect(record_pop, app)
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try:
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with app.test_client() as c:
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rv = c.get('/')
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self.assert_equal(rv.data, b'Hello')
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self.assert_equal(recorded, ['push'])
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self.assert_equal(recorded, ['push', 'pop'])
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finally:
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flask.appcontext_pushed.disconnect(record_push, app)
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flask.appcontext_popped.disconnect(record_pop, app)
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def test_flash_signal(self):
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app = flask.Flask(__name__)
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app.config['SECRET_KEY'] = 'secret'
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@app.route('/')
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def index():
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flask.flash('This is a flash message', category='notice')
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return flask.redirect('/other')
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recorded = []
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def record(sender, message, category):
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recorded.append((message, category))
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flask.message_flashed.connect(record, app)
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try:
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client = app.test_client()
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with client.session_transaction():
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client.get('/')
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self.assert_equal(len(recorded), 1)
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message, category = recorded[0]
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self.assert_equal(message, 'This is a flash message')
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self.assert_equal(category, 'notice')
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finally:
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flask.message_flashed.disconnect(record, app)
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def suite():
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suite = unittest.TestSuite()
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if flask.signals_available:
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suite.addTest(unittest.makeSuite(SignalsTestCase))
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return suite
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