functional_tests: Test mediawiki backup and restore

Signed-off-by: James Valleroy <jvalleroy@mailbox.org>
Reviewed-by: Joseph Nuthalapati <njoseph@thoughtworks.com>

functional_tests/features/mediawiki.feature

@@ -15,7 +15,7 @@
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #
 
-@apps @mediawiki
+@apps @mediawiki @backups
 Feature: MediaWiki Wiki Engine
   Manage wikis, multimedia and more.
 
@@ -82,3 +82,11 @@ Scenario: Upload SVG image
   Given the mediawiki application is enabled
   When I upload an image named FreedomBox-logo-grayscale.svg to mediawiki with credentials admin and whatever123
   Then there should be FreedomBox-logo-grayscale.svg image
+
+Scenario: Backup and restore mediawiki
+  Given the mediawiki application is enabled
+  When I create a backup of the mediawiki app data
+  And I delete the mediawiki main page
+  And I export the mediawiki app data backup
+  And I restore the mediawiki app data backup
+  Then the mediawiki main page should be restored

functional_tests/step_definitions/site.py

@@ -15,7 +15,7 @@
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #
 
-from pytest_bdd import parsers, then, when
+from pytest_bdd import given, parsers, then, when
 
 from support import site
 
@@ -86,3 +86,13 @@ def mediawiki_does_not_allow__account_creation_anonymous_reads_edits(browser):
         'with credentials {username:w} and {password:w}'))
 def login_to_mediawiki_with_credentials(browser, username, password):
     site.login_to_mediawiki_with_credentials(browser, username, password)
+
+
+@when('I delete the mediawiki main page')
+def mediawiki_delete_main_page(browser):
+    site.mediawiki_delete_main_page(browser)
+
+
+@then('the mediawiki main page should be restored')
+def mediawiki_verify_text(browser):
+    assert site.mediawiki_has_main_page(browser)

functional_tests/support/site.py

@@ -24,6 +24,7 @@ from selenium.webdriver.common.keys import Keys
 from support import config, interface
 from support.service import eventually, wait_for_page_update
 
+
 # unlisted sites just use '/' + site_name as url
 site_url = {
     'wiki': '/ikiwiki',
@@ -123,3 +124,20 @@ def get_uploaded_image_in_mediawiki(browser, image):
     browser.visit(config['DEFAULT']['url'] + '/mediawiki/Special:ListFiles')
     elements = browser.find_link_by_partial_href(image)
     return elements[0].value
+
+
+def mediawiki_delete_main_page(browser):
+    """Delete the mediawiki main page."""
+    _login_to_mediawiki(browser, 'admin', 'whatever123')
+    browser.visit(
+        '{}/mediawiki/index.php?title=Main_Page&action=delete'.format(
+            interface.default_url))
+    with wait_for_page_update(browser):
+        browser.find_by_id('wpConfirmB').first.click()
+
+
+def mediawiki_has_main_page(browser):
+    """Check if mediawiki main page exists."""
+    browser.visit('{}/mediawiki/Main_Page'.format(interface.default_url))
+    content = browser.find_by_id('mw-content-text').first
+    return 'This page has been deleted.' not in content.text

functional_tests/support/system.py

@@ -17,7 +17,7 @@
 
 from support import config
 
-from .interface import nav_to_module, submit
+from .interface import default_url, nav_to_module, submit
 
 config_page_title_language_map = {
     'da': 'Generel Konfiguration',
@@ -150,6 +150,7 @@ def dynamicdns_change_config(browser):
 
 
 def backup_create(browser, app_name):
+    browser.visit(default_url)
     nav_to_module(browser, 'backups')
     delete = browser.find_link_by_href(
         '/plinth/sys/backups/delete/_functional_test_' + app_name + '/')
@@ -163,6 +164,7 @@ def backup_create(browser, app_name):
 
 
 def backup_export(browser, app_name):
+    browser.visit(default_url)
     nav_to_module(browser, 'backups')
     browser.find_link_by_href(
         '/plinth/sys/backups/export/_functional_test_'
@@ -172,6 +174,7 @@ def backup_export(browser, app_name):
 
 
 def backup_restore(browser, app_name):
+    browser.visit(default_url)
     nav_to_module(browser, 'backups')
     browser.find_link_by_href(
         '/plinth/sys/backups/restore/Root%2520Filesystem/_functional_test_'