Uncomment assertion

This can be done now that pytest-dev/pytest-testinfra#767 has been
merged and released in version 10.1.1:
https://github.com/pytest-dev/pytest-testinfra/releases/tag/10.1.1

See also:
- pytest-dev/pytest-testinfra#757
- pytest-dev/pytest-testinfra#767

molecule/default/tests/test_default_basic.py

@@ -24,12 +24,6 @@ def test_packages(host):
 def test_services(host):
     """Verify that the expected services are present."""
     s = host.service("systemd-resolved")
-    # TODO - This assertion currently fails because of
-    # pytest-dev/pytest-testinfra#757.  Once
-    # pytest-dev/pytest-testinfra#754 has been merged and a new
-    # release is created the following line can be uncommented.
-    #
-    # See #3 for more details.
-    # assert s.exists, "systemd-resolved service does not exist."
+    assert s.exists, "systemd-resolved service does not exist."
     assert s.is_enabled, "systemd-resolved service is not enabled."
     assert s.is_running, "systemd-resolved service is not running."

requirements-test.txt

@@ -30,4 +30,6 @@ ansible-core<2.16.3
 molecule>=5.0.1
 molecule-plugins[docker]
 pre-commit
-pytest-testinfra
+# pytest-testinfra contains a fix for SystemdService.exists that is
+# required by this role's Molecule test code.
+pytest-testinfra>=10.1.1