forked from openlp/openlp
244 lines
11 KiB
Python
244 lines
11 KiB
Python
# -*- coding: utf-8 -*-
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# vim: autoindent shiftwidth=4 expandtab textwidth=120 tabstop=4 softtabstop=4
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###############################################################################
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# OpenLP - Open Source Lyrics Projection #
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# --------------------------------------------------------------------------- #
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# Copyright (c) 2008-2017 OpenLP Developers #
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# --------------------------------------------------------------------------- #
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# This program is free software; you can redistribute it and/or modify it #
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# under the terms of the GNU General Public License as published by the Free #
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# Software Foundation; version 2 of the License. #
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# #
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# This program is distributed in the hope that it will be useful, but WITHOUT #
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# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or #
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# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for #
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# more details. #
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# #
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# You should have received a copy of the GNU General Public License along #
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# with this program; if not, write to the Free Software Foundation, Inc., 59 #
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# Temple Place, Suite 330, Boston, MA 02111-1307 USA #
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###############################################################################
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"""
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Functional tests to test the AppLocation class and related methods.
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"""
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import os
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import tempfile
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from unittest import TestCase
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from unittest.mock import MagicMock, patch
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from openlp.core.common.httputils import get_user_agent, get_web_page, get_url_file_size, url_get_file
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from openlp.core.common.path import Path
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from tests.helpers.testmixin import TestMixin
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class TestHttpUtils(TestCase, TestMixin):
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"""
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A test suite to test out various http helper functions.
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"""
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def setUp(self):
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self.tempfile = os.path.join(tempfile.gettempdir(), 'testfile')
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def tearDown(self):
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if os.path.isfile(self.tempfile):
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os.remove(self.tempfile)
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def test_get_user_agent_linux(self):
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"""
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Test that getting a user agent on Linux returns a user agent suitable for Linux
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"""
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with patch('openlp.core.common.httputils.sys') as mocked_sys:
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# GIVEN: The system is Linux
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mocked_sys.platform = 'linux2'
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# WHEN: We call get_user_agent()
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user_agent = get_user_agent()
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# THEN: The user agent is a Linux (or ChromeOS) user agent
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result = 'Linux' in user_agent or 'CrOS' in user_agent
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self.assertTrue(result, 'The user agent should be a valid Linux user agent')
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def test_get_user_agent_windows(self):
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"""
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Test that getting a user agent on Windows returns a user agent suitable for Windows
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"""
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with patch('openlp.core.common.httputils.sys') as mocked_sys:
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# GIVEN: The system is Windows
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mocked_sys.platform = 'win32'
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# WHEN: We call get_user_agent()
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user_agent = get_user_agent()
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# THEN: The user agent is a Linux (or ChromeOS) user agent
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self.assertIn('Windows', user_agent, 'The user agent should be a valid Windows user agent')
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def test_get_user_agent_macos(self):
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"""
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Test that getting a user agent on OS X returns a user agent suitable for OS X
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"""
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with patch('openlp.core.common.httputils.sys') as mocked_sys:
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# GIVEN: The system is macOS
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mocked_sys.platform = 'darwin'
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# WHEN: We call get_user_agent()
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user_agent = get_user_agent()
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# THEN: The user agent is a Linux (or ChromeOS) user agent
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self.assertIn('Mac OS X', user_agent, 'The user agent should be a valid OS X user agent')
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def test_get_user_agent_default(self):
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"""
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Test that getting a user agent on a non-Linux/Windows/OS X platform returns the default user agent
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"""
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with patch('openlp.core.common.httputils.sys') as mocked_sys:
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# GIVEN: The system is something else
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mocked_sys.platform = 'freebsd'
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# WHEN: We call get_user_agent()
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user_agent = get_user_agent()
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# THEN: The user agent is a Linux (or ChromeOS) user agent
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self.assertIn('NetBSD', user_agent, 'The user agent should be the default user agent')
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def test_get_web_page_no_url(self):
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"""
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Test that sending a URL of None to the get_web_page method returns None
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"""
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# GIVEN: A None url
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test_url = None
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# WHEN: We try to get the test URL
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result = get_web_page(test_url)
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# THEN: None should be returned
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self.assertIsNone(result, 'The return value of get_web_page should be None')
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@patch('openlp.core.common.httputils.requests')
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@patch('openlp.core.common.httputils.get_user_agent')
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@patch('openlp.core.common.httputils.Registry')
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def test_get_web_page(self, MockRegistry, mocked_get_user_agent, mocked_requests):
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"""
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Test that the get_web_page method works correctly
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"""
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# GIVEN: Mocked out objects and a fake URL
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mocked_requests.get.return_value = MagicMock(text='text')
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mocked_get_user_agent.return_value = 'user_agent'
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fake_url = 'this://is.a.fake/url'
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# WHEN: The get_web_page() method is called
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returned_page = get_web_page(fake_url)
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# THEN: The correct methods are called with the correct arguments and a web page is returned
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mocked_requests.get.assert_called_once_with(fake_url, headers={'User-Agent': 'user_agent'},
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proxies=None, timeout=30.0)
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mocked_get_user_agent.assert_called_once_with()
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assert MockRegistry.call_count == 0, 'The Registry() object should have never been called'
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assert returned_page == 'text', 'The returned page should be the mock object'
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@patch('openlp.core.common.httputils.requests')
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@patch('openlp.core.common.httputils.get_user_agent')
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def test_get_web_page_with_header(self, mocked_get_user_agent, mocked_requests):
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"""
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Test that adding a header to the call to get_web_page() adds the header to the request
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"""
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# GIVEN: Mocked out objects, a fake URL and a fake header
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mocked_requests.get.return_value = MagicMock(text='text')
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mocked_get_user_agent.return_value = 'user_agent'
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fake_url = 'this://is.a.fake/url'
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fake_headers = {'Fake-Header': 'fake value'}
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# WHEN: The get_web_page() method is called
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returned_page = get_web_page(fake_url, headers=fake_headers)
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# THEN: The correct methods are called with the correct arguments and a web page is returned
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expected_headers = dict(fake_headers)
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expected_headers.update({'User-Agent': 'user_agent'})
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mocked_requests.get.assert_called_once_with(fake_url, headers=expected_headers,
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proxies=None, timeout=30.0)
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mocked_get_user_agent.assert_called_with()
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assert returned_page == 'text', 'The returned page should be the mock object'
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@patch('openlp.core.common.httputils.requests')
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@patch('openlp.core.common.httputils.get_user_agent')
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def test_get_web_page_with_user_agent_in_headers(self, mocked_get_user_agent, mocked_requests):
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"""
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Test that adding a user agent in the header when calling get_web_page() adds that user agent to the request
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"""
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# GIVEN: Mocked out objects, a fake URL and a fake header
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mocked_requests.get.return_value = MagicMock(text='text')
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fake_url = 'this://is.a.fake/url'
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user_agent_headers = {'User-Agent': 'OpenLP/2.2.0'}
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# WHEN: The get_web_page() method is called
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returned_page = get_web_page(fake_url, headers=user_agent_headers)
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# THEN: The correct methods are called with the correct arguments and a web page is returned
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mocked_requests.get.assert_called_once_with(fake_url, headers=user_agent_headers,
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proxies=None, timeout=30.0)
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assert mocked_get_user_agent.call_count == 0, 'get_user_agent() should not have been called'
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assert returned_page == 'text', 'The returned page should be "test"'
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@patch('openlp.core.common.httputils.requests')
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@patch('openlp.core.common.httputils.get_user_agent')
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@patch('openlp.core.common.httputils.Registry')
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def test_get_web_page_update_openlp(self, MockRegistry, mocked_get_user_agent, mocked_requests):
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"""
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Test that passing "update_openlp" as true to get_web_page calls Registry().get('app').process_events()
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"""
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# GIVEN: Mocked out objects, a fake URL
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mocked_requests.get.return_value = MagicMock(text='text')
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mocked_get_user_agent.return_value = 'user_agent'
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mocked_registry_object = MagicMock()
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mocked_application_object = MagicMock()
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mocked_registry_object.get.return_value = mocked_application_object
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MockRegistry.return_value = mocked_registry_object
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fake_url = 'this://is.a.fake/url'
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# WHEN: The get_web_page() method is called
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returned_page = get_web_page(fake_url, update_openlp=True)
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# THEN: The correct methods are called with the correct arguments and a web page is returned
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mocked_requests.get.assert_called_once_with(fake_url, headers={'User-Agent': 'user_agent'},
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proxies=None, timeout=30.0)
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mocked_get_user_agent.assert_called_once_with()
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mocked_registry_object.get.assert_called_with('application')
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mocked_application_object.process_events.assert_called_with()
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assert returned_page == 'text', 'The returned page should be the mock object'
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@patch('openlp.core.common.httputils.requests')
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def test_get_url_file_size(self, mocked_requests):
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"""
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Test that calling "get_url_file_size" works correctly
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"""
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# GIVEN: Mocked out objects, a fake URL
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mocked_requests.head.return_value = MagicMock(headers={'Content-Length': 100})
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fake_url = 'this://is.a.fake/url'
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# WHEN: The get_url_file_size() method is called
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file_size = get_url_file_size(fake_url)
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# THEN: The correct methods are called with the correct arguments and a web page is returned
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mocked_requests.head.assert_called_once_with(fake_url, allow_redirects=True, timeout=30.0)
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assert file_size == 100
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@patch('openlp.core.common.httputils.requests')
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def test_socket_timeout(self, mocked_requests):
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"""
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Test socket timeout gets caught
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"""
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# GIVEN: Mocked urlopen to fake a network disconnect in the middle of a download
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mocked_requests.get.side_effect = IOError
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# WHEN: Attempt to retrieve a file
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url_get_file(MagicMock(), url='http://localhost/test', file_path=Path(self.tempfile))
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# THEN: socket.timeout should have been caught
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# NOTE: Test is if $tmpdir/tempfile is still there, then test fails since ftw deletes bad downloaded files
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assert not os.path.exists(self.tempfile), 'tempfile should have been deleted'
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