1 files changed, 41 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/String/prototype/replaceAll/replaceValue-call-matching-empty.js b/js/src/tests/test262/built-ins/String/prototype/replaceAll/replaceValue-call-matching-empty.js
new file mode 100644
index 0000000000..20bad8d142
--- /dev/null
+++ b/js/src/tests/test262/built-ins/String/prototype/replaceAll/replaceValue-call-matching-empty.js
@@ -0,0 +1,41 @@
+// Copyright (C) 2019 Leo Balter. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-string.prototype.replaceall
+description: >
+  replaceValue can be called for matching position of an empty string
+info: |
+  String.prototype.replaceAll ( searchValue, replaceValue )
+
+  ...
+  5. Let functionalReplace be IsCallable(replaceValue).
+  ...
+  14. For each position in matchPositions, do
+    a. If functionalReplace is true, then
+      i. Let replacement be ? ToString(? Call(replaceValue, undefined, « searchString, position, string »).
+features: [String.prototype.replaceAll]
+includes: [compareArray.js]
+---*/
+
+var t = (function() { return this; })();
+
+var calls = [];
+var replaceValue = function(...args) {
+  calls.push([this, ...args]);
+  return 'abc';
+};
+
+var searchValue = new String('');
+
+var obj = new String('');
+
+var result = obj.replaceAll(searchValue, replaceValue);
+assert.sameValue(calls.length, 1);
+assert.sameValue(result, 'abc');
+
+var str = obj.toString();
+
+assert.compareArray(calls[0], [t, '', 0, str]);
+
+reportCompare(0, 0);