enable pants-plugins/uses_services mongo test_is_running

Author: cognifloyd

.github/workflows/test.yaml

@@ -39,6 +39,12 @@ jobs:
             python-version-short: '3.8'
             python-version: '3.8.10'
 
+    services:
+      mongo:
+        image: mongo:4.4
+        ports:
+          - 27017:27017
+
     env:
       COLUMNS: '120'
 

pants-plugins/uses_services/BUILD

@@ -2,4 +2,8 @@ python_sources()
 
 python_tests(
     name="tests",
+    overrides={
+        # We use this plugin to validate we can run the tests for it.
+        "mongo_rules_test.py": {"uses": ["mongo"]},
+    }
 )

pants-plugins/uses_services/mongo_rules_test.py

@@ -109,14 +109,14 @@ def platform(
     )
 
 
-# TODO: this requires that mongo be running...
-# def test_is_running(rule_runner: RuleRunner) -> None:
-#    request = UsesMongoRequest()
-#    mock_platform = platform()
-
-# we are asserting that this does not raise an exception
-#    is_running = run_mongo_is_running(rule_runner, request, mock_platform)
-#    assert is_running
+# Warning this requires that mongo be running
+def test_is_running(rule_runner: RuleRunner) -> None:
+    request = UsesMongoRequest()
+    mock_platform = platform()
+
+    # we are asserting that this does not raise an exception
+    is_running = run_mongo_is_running(rule_runner, request, mock_platform)
+    assert is_running
 
 
 @pytest.mark.parametrize(