1 files changed, 12 insertions, 0 deletions
diff --git a/js/src/tests/ecma_6/extensions/RegExp-replace-lastParen.js b/js/src/tests/ecma_6/extensions/RegExp-replace-lastParen.js
new file mode 100644
index 000000000..d06bfe7cd
--- /dev/null
+++ b/js/src/tests/ecma_6/extensions/RegExp-replace-lastParen.js
@@ -0,0 +1,12 @@
+var BUGNUMBER = 1263118;
+var summary = "RegExp.prototype[@@replace] with non-standard $+ substitution.";
+
+print(BUGNUMBER + ": " + summary);
+
+assertEq(/(a)(b)(c)/[Symbol.replace]("abc", "[$+]"), "[c]");
+assertEq(/(a)(b)c/[Symbol.replace]("abc", "[$+]"), "[b]");
+assertEq(/(a)bc/[Symbol.replace]("abc", "[$+]"), "[a]");
+assertEq(/abc/[Symbol.replace]("abc", "[$+]"), "[]");
+
+if (typeof reportCompare === "function")
+    reportCompare(true, true);