test_page.py

# encoding=utf-8
from __future__ import print_function

if __name__ == "__main__":
    print()
    print("Note: Running in stand-alone mode. Consult the README")
    print("      (section 'Contributing') for advice on running tests.")
    print()

import unittest
import pytest
import logging
import requests
import responses
import mock
import mwclient
from mwclient.page import Page

try:
    import json
except ImportError:
    import simplejson as json


class TestPage(unittest.TestCase):

    def setUp(self):
        pass

    @mock.patch('mwclient.client.Site')
    def test_api_call_on_page_init(self, mock_site):
        # Check that site.api() is called once on Page init

        title = 'Some page'
        mock_site.api.return_value = {
            'query': {'pages': {'1': {}}}
        }
        page = Page(mock_site, title)

        # test that Page called site.api with the right parameters
        mock_site.api.assert_called_once_with('query', inprop='protection', titles=title, prop='info')

    @mock.patch('mwclient.client.Site')
    def test_nonexisting_page(self, mock_site):
        # Check that API response results in page.exists being set to False

        title = 'Some nonexisting page'
        mock_site.api.return_value = {
            'query': {'pages': {'-1': {'missing': ''}}}
        }
        page = Page(mock_site, title)

        assert page.exists is False

    @mock.patch('mwclient.client.Site')
    def test_existing_page(self, mock_site):
        # Check that API response results in page.exists being set to True

        title = 'Norge'
        mock_site.api.return_value = {
            'query': {'pages': {'728': {}}}
        }
        page = Page(mock_site, title)

        assert page.exists is True

    @mock.patch('mwclient.client.Site')
    def test_pageprops(self, mock_site):
        # Check that variouse page props are read correctly from API response

        title = 'Some page'
        mock_site.api.return_value = {
            'query': {
                'pages': {
                    '728': {
                        'contentmodel': 'wikitext',
                        'counter': '',
                        'lastrevid': 13355471,
                        'length': 58487,
                        'ns': 0,
                        'pageid': 728,
                        'pagelanguage': 'nb',
                        'protection': [],
                        'title': title,
                        'touched': '2014-09-14T21:11:52Z'
                    }
                }
            }
        }
        page = Page(mock_site, title)

        assert page.exists is True
        assert page.redirect is False
        assert page.revision == 13355471
        assert page.length == 58487
        assert page.namespace == 0
        assert page.name == title
        assert page.page_title == title

    @mock.patch('mwclient.client.Site')
    def test_proection_levels(self, mock_site):
        # If page is protected, check that protection is parsed correctly

        title = 'Some page'
        mock_site.api.return_value = {
            'query': {
                'pages': {
                    '728': {
                        'protection': [
                            {
                                'expiry': 'infinity',
                                'level': 'autoconfirmed',
                                'type': 'edit'
                            },
                            {
                                'expiry': 'infinity',
                                'level': 'sysop',
                                'type': 'move'
                            }
                        ]
                    }
                }
            }
        }
        mock_site.rights = ['read', 'edit', 'move']

        page = Page(mock_site, title)

        assert page.protection == {'edit': ('autoconfirmed', 'infinity'), 'move': ('sysop', 'infinity')}
        assert page.can('read') is True
        assert page.can('edit') is False  # User does not have 'autoconfirmed' right
        assert page.can('move') is False  # User does not have 'sysop' right

        mock_site.rights = ['read', 'edit', 'move', 'autoconfirmed']

        assert page.can('edit') is True   # User has 'autoconfirmed'  right
        assert page.can('move') is False  # User doesn't have 'sysop'  right

        mock_site.rights = ['read', 'edit', 'move', 'autoconfirmed', 'editprotected']

        assert page.can('edit') is True  # User has 'autoconfirmed'  right
        assert page.can('move') is True  # User has 'sysop' right

    @mock.patch('mwclient.client.Site')
    def test_redirect(self, mock_site):
        # Check that page.redirect is set correctly

        title = 'Some redirect page'
        mock_site.api.return_value = {
            "query": {
                "pages": {
                    "796917": {
                        "contentmodel": "wikitext",
                        "counter": "",
                        "lastrevid": 9342494,
                        "length": 70,
                        "ns": 0,
                        "pageid": 796917,
                        "pagelanguage": "nb",
                        "protection": [],
                        "redirect": "",
                        "title": title,
                        "touched": "2014-08-29T22:25:15Z"
                    }
                }
            }
        }
        page = Page(mock_site, title)

        assert page.exists is True
        assert page.redirect is True

    @mock.patch('mwclient.client.Site')
    def test_captcha(self, mock_site):
        # Check that Captcha results in EditError
        mock_site.blocked = False
        mock_site.rights = ['read', 'edit']

        title = 'Norge'
        mock_site.api.return_value = {
            'query': {'pages': {'728': {'protection': []}}}
        }
        page = Page(mock_site, title)
        mock_site.api.return_value = {
            'edit': {'result': 'Failure', 'captcha': {
                'type': 'math',
                'mime': 'text/tex',
                'id': '509895952',
                'question': '36 + 4 = '
            }}
        }

        # For now, mwclient will just raise an EditError.
        # <https://github.com/mwclient/mwclient/issues/33>
        with pytest.raises(mwclient.errors.EditError):
            page.save('Some text')


class TestPageApiArgs(unittest.TestCase):

    def setUp(self):
        title = 'Some page'
        self.page_text = 'Hello world'

        MockSite = mock.patch('mwclient.client.Site').start()
        self.site = MockSite()

        self.site.api.return_value = {'query': {'pages': {'1': {'title': title}}}}
        self.site.rights = ['read']

        self.page = Page(self.site, title)

        self.site.api.return_value = {'query': {'pages': {'2': {
            'ns': 0, 'pageid': 2, 'revisions': [{'*': 'Hello world', 'timestamp': '2014-08-29T22:25:15Z'}], 'title': title
        }}}}

    def get_last_api_call_args(self):
        args, kwargs = self.site.api.call_args
        action = args[0]
        args = args[1:]
        kwargs.update(args)
        return kwargs

    def tearDown(self):
        mock.patch.stopall()

    def test_get_page_text(self):
        # Check that page.text() works, and that a correct API call is made
        text = self.page.text()
        args = self.get_last_api_call_args()

        assert text == self.page_text
        assert args == {
            'prop': 'revisions',
            'rvdir': 'older',
            'titles': self.page.page_title,
            'rvprop': 'content|timestamp',
            'rvlimit': '1',
            'continue': ''
        }

    def test_get_section_text(self):
        # Check that the 'rvsection' parameter is sent to the API
        text = self.page.text(section=0)
        args = self.get_last_api_call_args()

        assert args['rvsection'] == '0'

    def test_get_text_expanded(self):
        # Check that the 'rvexpandtemplates' parameter is sent to the API
        text = self.page.text(expandtemplates=True)
        args = self.get_last_api_call_args()

        assert args['rvexpandtemplates'] == '1'

    def test_get_text_expanded_deprecated(self):
        # Check that the 'rvexpandtemplates' parameter is sent to the API
        text = self.page.get_expanded()
        args = self.get_last_api_call_args()

        assert args['rvexpandtemplates'] == '1'


if __name__ == '__main__':
    unittest.main()