1 files changed, 30 insertions, 0 deletions
diff --git a/js/src/tests/test262/intl402/Collator/prototype/toStringTag/toString-changed-tag.js b/js/src/tests/test262/intl402/Collator/prototype/toStringTag/toString-changed-tag.js
new file mode 100644
index 0000000000..84dcbda908
--- /dev/null
+++ b/js/src/tests/test262/intl402/Collator/prototype/toStringTag/toString-changed-tag.js
@@ -0,0 +1,30 @@
+// Copyright (C) 2020 Alexey Shvayka. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-intl.collator.prototype-@@tostringtag
+description: >
+  Object.prototype.toString utilizes Intl.Collator.prototype[@@toStringTag].
+info: |
+  Object.prototype.toString ( )
+
+  [...]
+  14. Else, let builtinTag be "Object".
+  15. Let tag be ? Get(O, @@toStringTag).
+  16. If Type(tag) is not String, set tag to builtinTag.
+  17. Return the string-concatenation of "[object ", tag, and "]".
+
+  Intl.Collator.prototype [ @@toStringTag ]
+
+  This property has the attributes { [[Writable]]: false, [[Enumerable]]: false, [[Configurable]]: true }.
+features: [Symbol.toStringTag]
+---*/
+
+Object.defineProperty(Intl.Collator.prototype, Symbol.toStringTag, {
+  value: "test262",
+});
+
+assert.sameValue(Object.prototype.toString.call(Intl.Collator.prototype), "[object test262]");
+assert.sameValue(Object.prototype.toString.call(new Intl.Collator()), "[object test262]");
+
+reportCompare(0, 0);