mirror of
https://github.com/janeczku/calibre-web
synced 2024-12-11 18:50:31 +00:00
303 lines
11 KiB
Python
303 lines
11 KiB
Python
# -*- coding: utf-8 -*-
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"""
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flask.testsuite.templating
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~~~~~~~~~~~~~~~~~~~~~~~~~~
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Template functionality
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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 TemplatingTestCase(FlaskTestCase):
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def test_context_processing(self):
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app = flask.Flask(__name__)
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@app.context_processor
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def context_processor():
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return {'injected_value': 42}
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@app.route('/')
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def index():
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return flask.render_template('context_template.html', value=23)
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rv = app.test_client().get('/')
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self.assert_equal(rv.data, b'<p>23|42')
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def test_original_win(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_string('{{ config }}', config=42)
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rv = app.test_client().get('/')
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self.assert_equal(rv.data, b'42')
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def test_request_less_rendering(self):
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app = flask.Flask(__name__)
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app.config['WORLD_NAME'] = 'Special World'
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@app.context_processor
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def context_processor():
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return dict(foo=42)
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with app.app_context():
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rv = flask.render_template_string('Hello {{ config.WORLD_NAME }} '
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'{{ foo }}')
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self.assert_equal(rv, 'Hello Special World 42')
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def test_standard_context(self):
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app = flask.Flask(__name__)
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app.secret_key = 'development key'
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@app.route('/')
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def index():
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flask.g.foo = 23
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flask.session['test'] = 'aha'
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return flask.render_template_string('''
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{{ request.args.foo }}
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{{ g.foo }}
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{{ config.DEBUG }}
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{{ session.test }}
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''')
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rv = app.test_client().get('/?foo=42')
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self.assert_equal(rv.data.split(), [b'42', b'23', b'False', b'aha'])
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def test_escaping(self):
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text = '<p>Hello World!'
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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('escaping_template.html', text=text,
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html=flask.Markup(text))
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lines = app.test_client().get('/').data.splitlines()
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self.assert_equal(lines, [
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b'<p>Hello World!',
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b'<p>Hello World!',
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b'<p>Hello World!',
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b'<p>Hello World!',
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b'<p>Hello World!',
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b'<p>Hello World!'
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])
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def test_no_escaping(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.render_template_string('{{ foo }}',
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foo='<test>'), '<test>')
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self.assert_equal(flask.render_template('mail.txt', foo='<test>'),
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'<test> Mail')
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def test_macros(self):
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app = flask.Flask(__name__)
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with app.test_request_context():
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macro = flask.get_template_attribute('_macro.html', 'hello')
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self.assert_equal(macro('World'), 'Hello World!')
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def test_template_filter(self):
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app = flask.Flask(__name__)
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@app.template_filter()
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def my_reverse(s):
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return s[::-1]
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self.assert_in('my_reverse', app.jinja_env.filters.keys())
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self.assert_equal(app.jinja_env.filters['my_reverse'], my_reverse)
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self.assert_equal(app.jinja_env.filters['my_reverse']('abcd'), 'dcba')
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def test_add_template_filter(self):
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app = flask.Flask(__name__)
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def my_reverse(s):
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return s[::-1]
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app.add_template_filter(my_reverse)
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self.assert_in('my_reverse', app.jinja_env.filters.keys())
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self.assert_equal(app.jinja_env.filters['my_reverse'], my_reverse)
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self.assert_equal(app.jinja_env.filters['my_reverse']('abcd'), 'dcba')
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def test_template_filter_with_name(self):
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app = flask.Flask(__name__)
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@app.template_filter('strrev')
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def my_reverse(s):
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return s[::-1]
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self.assert_in('strrev', app.jinja_env.filters.keys())
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self.assert_equal(app.jinja_env.filters['strrev'], my_reverse)
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self.assert_equal(app.jinja_env.filters['strrev']('abcd'), 'dcba')
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def test_add_template_filter_with_name(self):
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app = flask.Flask(__name__)
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def my_reverse(s):
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return s[::-1]
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app.add_template_filter(my_reverse, 'strrev')
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self.assert_in('strrev', app.jinja_env.filters.keys())
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self.assert_equal(app.jinja_env.filters['strrev'], my_reverse)
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self.assert_equal(app.jinja_env.filters['strrev']('abcd'), 'dcba')
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def test_template_filter_with_template(self):
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app = flask.Flask(__name__)
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@app.template_filter()
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def super_reverse(s):
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return s[::-1]
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@app.route('/')
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def index():
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return flask.render_template('template_filter.html', value='abcd')
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rv = app.test_client().get('/')
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self.assert_equal(rv.data, b'dcba')
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def test_add_template_filter_with_template(self):
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app = flask.Flask(__name__)
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def super_reverse(s):
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return s[::-1]
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app.add_template_filter(super_reverse)
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@app.route('/')
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def index():
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return flask.render_template('template_filter.html', value='abcd')
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rv = app.test_client().get('/')
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self.assert_equal(rv.data, b'dcba')
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def test_template_filter_with_name_and_template(self):
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app = flask.Flask(__name__)
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@app.template_filter('super_reverse')
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def my_reverse(s):
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return s[::-1]
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@app.route('/')
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def index():
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return flask.render_template('template_filter.html', value='abcd')
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rv = app.test_client().get('/')
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self.assert_equal(rv.data, b'dcba')
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def test_add_template_filter_with_name_and_template(self):
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app = flask.Flask(__name__)
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def my_reverse(s):
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return s[::-1]
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app.add_template_filter(my_reverse, 'super_reverse')
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@app.route('/')
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def index():
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return flask.render_template('template_filter.html', value='abcd')
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rv = app.test_client().get('/')
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self.assert_equal(rv.data, b'dcba')
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def test_template_test(self):
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app = flask.Flask(__name__)
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@app.template_test()
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def boolean(value):
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return isinstance(value, bool)
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self.assert_in('boolean', app.jinja_env.tests.keys())
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self.assert_equal(app.jinja_env.tests['boolean'], boolean)
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self.assert_true(app.jinja_env.tests['boolean'](False))
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def test_add_template_test(self):
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app = flask.Flask(__name__)
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def boolean(value):
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return isinstance(value, bool)
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app.add_template_test(boolean)
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self.assert_in('boolean', app.jinja_env.tests.keys())
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self.assert_equal(app.jinja_env.tests['boolean'], boolean)
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self.assert_true(app.jinja_env.tests['boolean'](False))
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def test_template_test_with_name(self):
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app = flask.Flask(__name__)
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@app.template_test('boolean')
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def is_boolean(value):
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return isinstance(value, bool)
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self.assert_in('boolean', app.jinja_env.tests.keys())
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self.assert_equal(app.jinja_env.tests['boolean'], is_boolean)
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self.assert_true(app.jinja_env.tests['boolean'](False))
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def test_add_template_test_with_name(self):
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app = flask.Flask(__name__)
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def is_boolean(value):
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return isinstance(value, bool)
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app.add_template_test(is_boolean, 'boolean')
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self.assert_in('boolean', app.jinja_env.tests.keys())
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self.assert_equal(app.jinja_env.tests['boolean'], is_boolean)
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self.assert_true(app.jinja_env.tests['boolean'](False))
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def test_template_test_with_template(self):
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app = flask.Flask(__name__)
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@app.template_test()
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def boolean(value):
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return isinstance(value, bool)
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@app.route('/')
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def index():
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return flask.render_template('template_test.html', value=False)
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rv = app.test_client().get('/')
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self.assert_in(b'Success!', rv.data)
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def test_add_template_test_with_template(self):
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app = flask.Flask(__name__)
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def boolean(value):
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return isinstance(value, bool)
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app.add_template_test(boolean)
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@app.route('/')
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def index():
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return flask.render_template('template_test.html', value=False)
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rv = app.test_client().get('/')
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self.assert_in(b'Success!', rv.data)
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def test_template_test_with_name_and_template(self):
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app = flask.Flask(__name__)
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@app.template_test('boolean')
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def is_boolean(value):
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return isinstance(value, bool)
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@app.route('/')
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def index():
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return flask.render_template('template_test.html', value=False)
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rv = app.test_client().get('/')
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self.assert_in(b'Success!', rv.data)
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def test_add_template_test_with_name_and_template(self):
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app = flask.Flask(__name__)
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def is_boolean(value):
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return isinstance(value, bool)
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app.add_template_test(is_boolean, 'boolean')
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@app.route('/')
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def index():
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return flask.render_template('template_test.html', value=False)
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rv = app.test_client().get('/')
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self.assert_in(b'Success!', rv.data)
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def test_add_template_global(self):
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app = flask.Flask(__name__)
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@app.template_global()
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def get_stuff():
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return 42
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self.assert_in('get_stuff', app.jinja_env.globals.keys())
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self.assert_equal(app.jinja_env.globals['get_stuff'], get_stuff)
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self.assert_true(app.jinja_env.globals['get_stuff'](), 42)
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with app.app_context():
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rv = flask.render_template_string('{{ get_stuff() }}')
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self.assert_equal(rv, '42')
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def test_custom_template_loader(self):
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class MyFlask(flask.Flask):
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def create_global_jinja_loader(self):
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from jinja2 import DictLoader
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return DictLoader({'index.html': 'Hello Custom World!'})
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app = MyFlask(__name__)
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@app.route('/')
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def index():
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return flask.render_template('index.html')
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c = app.test_client()
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rv = c.get('/')
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self.assert_equal(rv.data, b'Hello Custom World!')
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def test_iterable_loader(self):
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app = flask.Flask(__name__)
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@app.context_processor
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def context_processor():
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return {'whiskey': 'Jameson'}
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@app.route('/')
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def index():
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return flask.render_template(
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['no_template.xml', # should skip this one
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'simple_template.html', # should render this
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'context_template.html'],
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value=23)
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rv = app.test_client().get('/')
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self.assert_equal(rv.data, b'<h1>Jameson</h1>')
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def suite():
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suite = unittest.TestSuite()
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suite.addTest(unittest.makeSuite(TemplatingTestCase))
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return suite
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