1 files changed, 21 insertions, 0 deletions
diff --git a/js/src/tests/ecma_6/RegExp/replace-sticky.js b/js/src/tests/ecma_6/RegExp/replace-sticky.js
new file mode 100644
index 000000000..32a6e2aee
--- /dev/null
+++ b/js/src/tests/ecma_6/RegExp/replace-sticky.js
@@ -0,0 +1,21 @@
+var BUGNUMBER = 887016;
+var summary = "String.prototype.replace should use and update lastIndex if sticky flag is set";
+
+print(BUGNUMBER + ": " + summary);
+
+var input = "abcdeabcdeabcdefghij";
+var re = new RegExp("abcde", "y");
+re.test(input);
+assertEq(re.lastIndex, 5);
+var ret = input.replace(re, "ABCDE");
+assertEq(ret, "abcdeABCDEabcdefghij");
+assertEq(re.lastIndex, 10);
+ret = input.replace(re, "ABCDE");
+assertEq(ret, "abcdeabcdeABCDEfghij");
+assertEq(re.lastIndex, 15);
+ret = input.replace(re, "ABCDE");
+assertEq(ret, "abcdeabcdeabcdefghij");
+assertEq(re.lastIndex, 0);
+
+if (typeof reportCompare === "function")
+    reportCompare(true, true);