Adding upstream version 86.0.1.upstream/86.0.1upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 33 insertions, 0 deletions

diff --git a/js/src/tests/test262/language/expressions/yield/star-string.js b/js/src/tests/test262/language/expressions/yield/star-string.js
new file mode 100644
index 0000000000..b2fc8c536d
--- /dev/null
+++ b/js/src/tests/test262/language/expressions/yield/star-string.js
@@ -0,0 +1,33 @@
+// Copyright (C) 2013 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 25.2
+description: >
+    When a string is the operand of a `yield *` expression, the generator
+    should produce an iterator that visits each character in order.
+features: [generators]
+---*/
+
+function* g() {
+  yield* 'abc';
+}
+var iter = g();
+var result;
+
+result = iter.next();
+assert.sameValue(result.value, 'a', 'First result `value`');
+assert.sameValue(result.done, false, 'First result `done` flag');
+
+result = iter.next();
+assert.sameValue(result.value, 'b', 'Second result `value`');
+assert.sameValue(result.done, false, 'Second result `done` flag');
+
+result = iter.next();
+assert.sameValue(result.value, 'c', 'Third result `value`');
+assert.sameValue(result.done, false, 'Third result `done` flag');
+
+result = iter.next();
+assert.sameValue(result.value, undefined, 'Final result `value`');
+assert.sameValue(result.done, true, 'Final result `done` flag');
+
+reportCompare(0, 0);