1 files changed, 38 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/RegExp/prototype/Symbol.match/g-match-empty-advance-lastindex.js b/js/src/tests/test262/built-ins/RegExp/prototype/Symbol.match/g-match-empty-advance-lastindex.js
new file mode 100644
index 0000000000..40787a069e
--- /dev/null
+++ b/js/src/tests/test262/built-ins/RegExp/prototype/Symbol.match/g-match-empty-advance-lastindex.js
@@ -0,0 +1,38 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+description: >
+    lastIndex is explicitly advanced for zero-length matches for "global"
+    instances
+es6id: 21.2.5.6
+info: |
+    7. If global is false, then
+       [...]
+    8. Else global is true,
+       [...]
+       g. Repeat,
+          i. Let result be RegExpExec(rx, S).
+          [...]
+          iv. Else result is not null,
+              [...]
+              5. If matchStr is the empty String, then
+                 [...]
+                 c. Let nextIndex be AdvanceStringIndex(S, thisIndex,
+                    fullUnicode).
+                 d. Let setStatus be Set(rx, "lastIndex", nextIndex, true).
+                 e. ReturnIfAbrupt(setStatus).
+              6. Increment n.
+features: [Symbol.match]
+---*/
+
+var result = /(?:)/g[Symbol.match]('abc');
+
+assert.notSameValue(result, null);
+assert.sameValue(result.length, 4);
+assert.sameValue(result[0], '');
+assert.sameValue(result[1], '');
+assert.sameValue(result[2], '');
+assert.sameValue(result[3], '');
+
+reportCompare(0, 0);