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-rw-r--r--js/src/tests/ecma_6/RegExp/split-invalid-lastIndex.js31
1 files changed, 31 insertions, 0 deletions
diff --git a/js/src/tests/ecma_6/RegExp/split-invalid-lastIndex.js b/js/src/tests/ecma_6/RegExp/split-invalid-lastIndex.js
new file mode 100644
index 000000000..3def559ad
--- /dev/null
+++ b/js/src/tests/ecma_6/RegExp/split-invalid-lastIndex.js
@@ -0,0 +1,31 @@
+var BUGNUMBER = 1263851;
+var summary = "RegExp.prototype[@@split] should handle if lastIndex is out of bound.";
+
+print(BUGNUMBER + ": " + summary);
+
+var myRegExp = {
+ get constructor() {
+ return {
+ get [Symbol.species]() {
+ return function() {
+ return {
+ get lastIndex() {
+ return 9;
+ },
+ set lastIndex(v) {},
+ exec() {
+ return [];
+ }
+ };
+ };
+ }
+ };
+ }
+};
+var result = RegExp.prototype[Symbol.split].call(myRegExp, "abcde");;
+assertEq(result.length, 2);
+assertEq(result[0], "");
+assertEq(result[1], "");
+
+if (typeof reportCompare === "function")
+ reportCompare(true, true);