cockpit: Convert functional tests to non-BDD python format

Signed-off-by: James Valleroy <jvalleroy@mailbox.org>
[sunil: Add markers]
Signed-off-by: Sunil Mohan Adapa <sunil@medhas.org>
Reviewed-by: Sunil Mohan Adapa <sunil@medhas.org>

plinth/modules/cockpit/tests/cockpit.feature

@@ -1,19 +0,0 @@
-# SPDX-License-Identifier: AGPL-3.0-or-later
-
-@system
-Feature: Server Administration
-  Run server administration application - Cockpit.
-
-Background:
-  Given I'm a logged in user
-  Given the cockpit application is installed
-
-Scenario: Enable cockpit application
-  Given the cockpit application is disabled
-  When I enable the cockpit application
-  Then the cockpit site should be available
-
-Scenario: Disable cockpit application
-  Given the cockpit application is enabled
-  When I disable the cockpit application
-  Then the cockpit site should not be available

plinth/modules/cockpit/tests/test_functional.py

@@ -3,6 +3,29 @@
 Functional, browser based tests for cockpit app.
 """
 
-from pytest_bdd import scenarios
+import pytest
+from plinth.tests import functional
 
-scenarios('cockpit.feature')
+pytestmark = [pytest.mark.system, pytest.mark.essential, pytest.mark.cockpit]
+
+
+@pytest.fixture(scope='module', autouse=True)
+def fixture_background(session_browser):
+    """Login and install the app."""
+    functional.login(session_browser)
+    functional.install(session_browser, 'cockpit')
+    yield
+    functional.app_disable(session_browser, 'cockpit')
+
+
+def test_enable_disable(session_browser):
+    """Test enabling the app."""
+    functional.app_disable(session_browser, 'cockpit')
+
+    functional.app_enable(session_browser, 'cockpit')
+    assert functional.service_is_running(session_browser, 'cockpit')
+    assert functional.is_available(session_browser, 'cockpit')
+
+    functional.app_disable(session_browser, 'cockpit')
+    assert functional.service_is_not_running(session_browser, 'cockpit')
+    assert not functional.is_available(session_browser, 'cockpit')