1 files changed, 26 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/RegExp/prototype/exec/S15.10.6.2_A5_T3.js b/js/src/tests/test262/built-ins/RegExp/prototype/exec/S15.10.6.2_A5_T3.js
new file mode 100644
index 0000000000..274ae6775f
--- /dev/null
+++ b/js/src/tests/test262/built-ins/RegExp/prototype/exec/S15.10.6.2_A5_T3.js
@@ -0,0 +1,26 @@
+// Copyright 2015 the V8 project authors.  All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+info: |
+    RegExp.prototype.exec behavior depends on the lastIndex property:
+    ToLength(lastIndex) is the starting point for the search, so
+    negative numbers result in searching from 0.
+es5id: 15.10.6.2_A5_T3
+description: "Set lastIndex to -1 and call /(?:ab|cd)\\d?/g.exec(\"aacd22 \")"
+---*/
+
+var __re = /(?:ab|cd)\d?/g;
+__re.lastIndex=-1;
+var __executed = __re.exec("aacd22 ");
+
+assert.sameValue(__executed[0], "cd2", 'The value of __executed[0] is expected to be "cd2"');
+assert.sameValue(__re.lastIndex, 5, 'The value of __re.lastIndex is expected to be 5');
+
+__re.lastIndex=-100;
+__executed = __re.exec("aacd22 ");
+
+assert.sameValue(__executed[0], "cd2", 'The value of __executed[0] is expected to be "cd2"');
+assert.sameValue(__re.lastIndex, 5, 'The value of __re.lastIndex is expected to be 5');
+
+reportCompare(0, 0);