1 files changed, 47 insertions, 0 deletions
diff --git a/deps/v8/test/mjsunit/compiler/promise-capability-default-closures.js b/deps/v8/test/mjsunit/compiler/promise-capability-default-closures.js
new file mode 100644
index 0000000000..f4d8cd4e5d
--- /dev/null
+++ b/deps/v8/test/mjsunit/compiler/promise-capability-default-closures.js
@@ -0,0 +1,47 @@
+// Copyright 2018 the V8 project authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Flags: --allow-natives-syntax
+
+(function() {
+  var resolve, value;
+  (new Promise(r => resolve = r)).then(v => value = v);
+  function foo() { resolve(1); }
+  foo();
+  foo();
+  %OptimizeFunctionOnNextCall(foo);
+  foo();
+  setTimeout(_ => assertEquals(1, value));
+})();
+
+(function() {
+  var reject, value;
+  (new Promise((_, r) => reject = r)).catch(v => value = v);
+  function foo() { reject(1); }
+  foo();
+  foo();
+  %OptimizeFunctionOnNextCall(foo);
+  foo();
+  setTimeout(_ => assertEquals(1, value));
+})();
+
+(function() {
+  var value;
+  function foo(x) { return new Promise((resolve, reject) => resolve(x)); }
+  foo(1);
+  foo(1);
+  %OptimizeFunctionOnNextCall(foo);
+  foo(1).then(v => value = v);
+  setTimeout(_ => assertEquals(1, value));
+})();
+
+(function() {
+  var value;
+  function foo(x) { return new Promise((resolve, reject) => reject(x)); }
+  foo(1);
+  foo(1);
+  %OptimizeFunctionOnNextCall(foo);
+  foo(1).catch(v => value = v);
+  setTimeout(_ => assertEquals(1, value));
+})();