Added test file which was missed

Author: sujata-m

tests/unit_tests/test_schema_definitions.py

@@ -0,0 +1,47 @@
+import json
+import os
+import unittest
+
+
+SCHEMA_PATH = os.path.join(
+    os.path.dirname(os.path.dirname(os.path.dirname(os.path.abspath(__file__)))),
+    "src",
+    "python_osw_validation",
+    "schema",
+    "opensidewalks.schema-0.3.json",
+)
+
+
+class TestSchemaDefinitionsExist(unittest.TestCase):
+    @classmethod
+    def setUpClass(cls):
+        with open(SCHEMA_PATH, encoding="utf-8") as f:
+            cls.schema = json.load(f)
+
+    def test_definitions_present_with_required_fields(self):
+        feature_requirements = {
+            "Tree": ["geometry", "properties", "type"],
+            "TreeFields": ["_id", "natural"],
+            "TreeRow": ["geometry", "properties", "type"],
+            "TreeRowFields": ["_id", "natural"],
+            "CustomPoint": ["geometry", "properties", "type"],
+            "CustomPointFields": ["_id"],
+            "CustomLine": ["geometry", "properties", "type"],
+            "CustomLineFields": ["_id"],
+            "CustomPolygon": ["geometry", "properties", "type"],
+            "CustomPolygonFields": ["_id"],
+            "Wood": ["geometry", "properties", "type"],
+            "WoodFields": ["_id", "natural"],
+        }
+
+        definitions = self.schema.get("definitions", {})
+        for name, required_fields in feature_requirements.items():
+            with self.subTest(definition=name):
+                self.assertIn(name, definitions, f"{name} definition missing from schema")
+                required = definitions[name].get("required", [])
+                for field in required_fields:
+                    self.assertIn(field, required, f"{name} should require '{field}'")
+
+
+if __name__ == "__main__":
+    unittest.main()