Adding upstream version 86.0.1.upstream/86.0.1upstream

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

1 files changed, 29 insertions, 0 deletions

diff --git a/js/src/tests/test262/built-ins/Map/iterator-close-failure-after-set-failure.js b/js/src/tests/test262/built-ins/Map/iterator-close-failure-after-set-failure.js
new file mode 100644
index 0000000000..5986ccab3c
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Map/iterator-close-failure-after-set-failure.js
@@ -0,0 +1,29 @@
+// Copyright (C) 2017 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: sec-map-iterable
+description: >
+  The correct error is thrown `Map.prototype.set` throws an error and
+  the IteratorClose throws an error.
+features: [Symbol.iterator]
+---*/
+
+var count = 0;
+var iterable = {};
+iterable[Symbol.iterator] = function() {
+  return {
+    next: function() {
+      return { value: [], done: false };
+    },
+    return: function() {
+        throw new TypeError('ignore');
+    }
+  };
+};
+Map.prototype.set = function() { throw new Test262Error(); }
+
+assert.throws(Test262Error, function() {
+  new Map(iterable);
+});
+
+reportCompare(0, 0);