1 files changed, 39 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/RegExpStringIteratorPrototype/next/next-iteration.js b/js/src/tests/test262/built-ins/RegExpStringIteratorPrototype/next/next-iteration.js
new file mode 100644
index 0000000000..e8018291e9
--- /dev/null
+++ b/js/src/tests/test262/built-ins/RegExpStringIteratorPrototype/next/next-iteration.js
@@ -0,0 +1,39 @@
+// Copyright (C) 2018 Peter Wong. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: pending
+description: Iterates over the first match
+info: |
+  %RegExpStringIteratorPrototype%.next ( )
+    [...]
+    4. If O.[[Done]] is true, then
+      a. Return ! reateIterResultObject(undefined, true).
+    [...]
+    9. Let match be ? RegExpExec(R, S).
+    10. If match is null, then
+      a. Set O.[[Done]] to true.
+      b. Return ! CreateIterResultObject(undefined, true).
+    11. Else,
+      a. If global is true,
+        [...]
+      b. Else,
+        i. Set O.[[Done]] to true.
+        ii. Return ! CreateIterResultObject(match, false).
+features: [Symbol.matchAll]
+includes: [compareArray.js, compareIterator.js, regExpUtils.js]
+---*/
+
+var regexp = /\w/;
+var str = '*a*b';
+var iter = regexp[Symbol.matchAll](str);
+
+assert.compareIterator(iter, [
+  matchValidator(['a'], 1, str)
+]);
+
+// Verifies %RegExpStringIteratorPrototype%.next() step 4
+var result = iter.next();
+assert.sameValue(result.value, undefined);
+assert(result.done);
+
+reportCompare(0, 0);