Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream

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

1 files changed, 40 insertions, 0 deletions

diff --git a/js/src/tests/test262/language/statements/for-of/iterator-next-error.js b/js/src/tests/test262/language/statements/for-of/iterator-next-error.js
new file mode 100644
index 0000000000..1df2e8ef29
--- /dev/null
+++ b/js/src/tests/test262/language/statements/for-of/iterator-next-error.js
@@ -0,0 +1,40 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 13.6.4.13 S5.d
+description: >
+    If `nextResult` is an abrupt completion as per IteratorStep (ES6 7.4.5),
+    return the completion.
+info: |
+  [...]
+  5. Repeat
+     a. Let nextResult be ? IteratorStep(iterator).
+features: [Symbol.iterator]
+---*/
+
+var iterable = {};
+var iterationCount = 0;
+var returnCount = 0;
+
+iterable[Symbol.iterator] = function() {
+  return {
+    next: function() {
+      throw new Test262Error();
+    },
+    return: function() {
+      returnCount += 1;
+      return {};
+    }
+  };
+};
+
+assert.throws(Test262Error, function() {
+  for (var x of iterable) {
+    iterationCount += 1;
+  }
+});
+
+assert.sameValue(iterationCount, 0, 'The loop body is not evaluated');
+assert.sameValue(returnCount, 0, 'Iterator is not closed.');
+
+reportCompare(0, 0);