added null-handling tests for unevaluatedItems

Author: gregsdennis

tests/draft2019-09/unevaluatedItems.json

@@ -515,5 +515,20 @@
                 "valid": true
             }
         ]
+    },
+    {
+        "description": "unevaluatedItems should properly handle null data",
+        "schema": {
+            "unevaluatedItems": {
+                "type": null
+            }
+        },
+        "tests": [
+            {
+                "description": "null properties allowed",
+                "data": [ null ],
+                "valid": true
+            }
+        ]
     }
 ]

tests/draft2020-12/unevaluatedItems.json

@@ -625,5 +625,20 @@
                 "valid": true
             }
         ]
+    },
+    {
+        "description": "unevaluatedItems should properly handle null data",
+        "schema": {
+            "unevaluatedItems": {
+                "type": null
+            }
+        },
+        "tests": [
+            {
+                "description": "null properties allowed",
+                "data": [ null ],
+                "valid": true
+            }
+        ]
     }
 ]

tests/draft2020-12/unevaluatedProperties.json

@@ -1343,5 +1343,20 @@
                 "valid": true
             }
         ]
+    },
+    {
+        "description": "unevaluatedProperties should properly handle null data",
+        "schema": {
+            "unevaluatedProperties": {
+                "type": null
+            }
+        },
+        "tests": [
+            {
+                "description": "null properties allowed",
+                "data": {"foo": null},
+                "valid": true
+            }
+        ]
     }
 ]