--- /dev/null
+++ b/tests/suite/remove_key_oop.jsonnet
@@ -0,0 +1,15 @@
+// objectRemoveKey should retain hidden fields as hidden fields.
+std.assertEqual(std.objectRemoveKey({ foo: 1, bar: 2, baz:: 3 }, 'foo').baz, 3) &&
+// objectRemoveKey doesn't break inheritance within the provided object.
+std.assertEqual(std.objectRemoveKey({ a: 1 } + { b: super.a }, 'a'), { b: 1 }) &&
+// objectRemoveKey works with inheritance outside of the object.
+std.assertEqual({ a: 1 } + std.objectRemoveKey({ b: super.a }, 'a'), { a: 1, b: 1 }) &&
+// Referential transparency still works.
+std.assertEqual(local o1 = { b: super.a }; std.objectRemoveKey({ a: 1 } + o1, 'a'), { b: 1 }) &&
+std.assertEqual(local o1 = { b: super.a }; { a: 1 } + std.objectRemoveKey(o1, 'a'), { a: 1, b: 1 }) &&
+// Hidden fields still work.
+std.assertEqual(std.objectRemoveKey({ a: 1 } + { b:: super.a }, 'a'), {}) &&
+std.assertEqual(std.objectRemoveKey({ a: 1 } + { b:: super.a }, 'a').b, 1) &&
+std.assertEqual(({ a: 1 } + std.objectRemoveKey({ b:: super.a }, 'a')), { a: 1 }) &&
+std.assertEqual(({ a: 1 } + std.objectRemoveKey({ b:: super.a }, 'a')).b, 1) &&
+true