1 files changed, 48 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Array/prototype/flatMap/thisArg-argument-strict.js b/js/src/tests/test262/built-ins/Array/prototype/flatMap/thisArg-argument-strict.js
new file mode 100644
index 0000000000..b2b1ad9347
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Array/prototype/flatMap/thisArg-argument-strict.js
@@ -0,0 +1,48 @@
+'use strict';
+// Copyright (C) 2018 Shilpi Jain and Michael Ficarra. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: sec-array.prototype.flatMap
+description: >
+    Behavior when thisArg is provided
+    Array.prototype.flatMap ( mapperFunction [ , thisArg ] )
+flags: [onlyStrict]
+includes: [compareArray.js]
+features: [Array.prototype.flatMap]
+---*/
+
+var a = {};
+var actual;
+
+actual = [1].flatMap(function() {
+  return [this];
+}, "TestString");
+assert.compareArray(actual, ["TestString"], 'The value of actual is expected to be ["TestString"]');
+
+actual = [1].flatMap(function() {
+  return [this];
+}, 1);
+assert.compareArray(actual, [1], 'The value of actual is expected to be [1]');
+
+actual = [1].flatMap(function() {
+  return [this];
+}, null);
+assert.compareArray(actual, [null], 'The value of actual is expected to be [null]');
+
+actual = [1].flatMap(function() {
+  return [this];
+}, true);
+assert.compareArray(actual, [true], 'The value of actual is expected to be [true]');
+
+actual = [1].flatMap(function() {
+  return [this];
+}, a);
+assert.compareArray(actual, [a], 'The value of actual is expected to be [a]');
+
+actual = [1].flatMap(function() {
+  return [this];
+}, void 0);
+assert.compareArray(actual, [undefined], 'The value of actual is expected to be [undefined]');
+
+
+reportCompare(0, 0);