1 files changed, 24 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/String/prototype/at/return-abrupt-from-this.js b/js/src/tests/test262/built-ins/String/prototype/at/return-abrupt-from-this.js
new file mode 100644
index 0000000000..0dc4011fce
--- /dev/null
+++ b/js/src/tests/test262/built-ins/String/prototype/at/return-abrupt-from-this.js
@@ -0,0 +1,24 @@
+// Copyright (C) 2020 Rick Waldron. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: sec-string.prototype.at
+description: >
+  Return abrupt from RequireObjectCoercible(this value).
+info: |
+  String.prototype.at( index )
+
+  Let O be ? RequireObjectCoercible(this value).
+
+features: [String.prototype.at]
+---*/
+assert.sameValue(typeof String.prototype.at, 'function');
+
+assert.throws(TypeError, () => {
+  String.prototype.at.call(undefined);
+}, '`String.prototype.at.call(undefined)` throws TypeError');
+
+assert.throws(TypeError, () => {
+  String.prototype.at.call(null);
+}, '`String.prototype.at.call(null)` throws TypeError');
+
+reportCompare(0, 0);