Fix testing and file format

src/cfnlint/data/schemas/extensions/aws_dynamodb_table/billingmode_provisioned_dependent.json

@@ -5,7 +5,9 @@
     "const": "PROVISIONED"
    }
   },
-  "required": ["BillingMode"]
+  "required": [
+   "BillingMode"
+  ]
  },
  "then": {
   "required": [

test/integration/test_schema_files.py

@@ -29,6 +29,8 @@ class TestSchemaFiles(TestCase):
     _found_keywords: List[str] = [
         "Resources/*",
         "Parameters/*",
+        "Resources/*/DependsOn",
+        "Resources/*/DependsOn/*",
     ]
 
     def setUp(self) -> None:
@@ -102,7 +104,6 @@ def _build_keywords(self, obj: Any, spec: Any, refs: list[str] | None = None):
             if "array" in ensure_list(obj["type"]):
                 if "items" in obj:
                     for item in self._build_keywords(obj["items"], spec, refs):
-                        print(obj["items"])
                         yield ["*"] + item
 
         if "$ref" in obj:

test/unit/rules/resources/test_dependson.py

@@ -141,3 +141,15 @@ def test_validate(name, instance, path, expected, rule, validator):
     errs = list(rule.validate(validator, False, instance, {}))
 
     assert errs == expected, f"Test {name!r} got {errs!r}"
+
+
+def test_validate_with_no_cfn(rule, validator):
+    validator = validator.evolve(
+        context=validator.context.evolve(
+            path=Path(path=deque(["Resources", "ChildBucket", "DependsOn"]))
+        )
+    )
+    validator.cfn = None
+    errs = list(rule.validate(validator, False, "ParentBucketWithBadCondition", {}))
+
+    assert errs == [], f"Test without cfn got {errs!r}"

test/unit/rules/resources/test_retentionperiod.py

@@ -85,3 +85,14 @@ def test_validate(name, instance, expected, rule, validator):
     # we use error counts in this one as the instance types are
     # always changing so we aren't going to hold ourselves up by that
     assert errors == expected, f"Test {name!r} got {errors!r}"
+
+
+def test_validate_with_no_path(rule, validator):
+    validator = validator.evolve(
+        context=validator.context.path.evolve(
+            path=Path(path=deque([]), cfn_path=deque([]))
+        )
+    )
+
+    errors = list(rule.validate(validator, False, {}, {}))
+    assert errors == []