Extra test case for #6

Author: dangoosby

test/subschema.test.js

@@ -0,0 +1,47 @@
+'use strict';
+
+const convert = require('../');
+const should = require('should');
+
+it('strips $id from all subschemas not just root`', () => {
+	const schema = {
+    $id: "https://foo/bla",
+    $schema: "http://json-schema.org/draft-06/schema#",
+    type: "object",
+    properties: {
+      foo: {
+        $id: "/properties/foo",
+        type: "array",
+        items: {
+          $id: "/properties/foo/items",
+          type: "object",
+          properties: {
+            id: {
+              $id: "/properties/foo/items/properties/id",
+              type: "string",
+            }
+					}
+        }
+			}
+    }
+	};
+
+	const result = convert(schema);
+
+	should(result).deepEqual({
+    type: "object",
+    properties: {
+      foo: {
+        type: "array",
+        items: {
+          type: "object",
+          properties: {
+            id: {
+              type: "string",
+            }
+					}
+        }
+			}
+    }
+	});
+});