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Diffstat (limited to 'deps/v8/test/mjsunit/array-prototype-filter.js')
-rw-r--r--deps/v8/test/mjsunit/array-prototype-filter.js22
1 files changed, 22 insertions, 0 deletions
diff --git a/deps/v8/test/mjsunit/array-prototype-filter.js b/deps/v8/test/mjsunit/array-prototype-filter.js
new file mode 100644
index 00000000000..958df23a263
--- /dev/null
+++ b/deps/v8/test/mjsunit/array-prototype-filter.js
@@ -0,0 +1,22 @@
+// Copyright 2018 the V8 project authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+/* Test behaviors when the prototype has elements */
+
+// filter
+
+(function () {
+ var array = [,];
+
+ function filter() {
+ return array.filter(v => v > 0);
+ }
+
+ assertEquals(filter(), []);
+
+ array.__proto__.push(6);
+ var narr = filter();
+ assertNotEquals(Object.getOwnPropertyDescriptor(narr, 0), undefined);
+ assertEquals(narr, [6]);
+})();