1 files changed, 26 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Promise/prototype/finally/resolution-value-no-override.js b/js/src/tests/test262/built-ins/Promise/prototype/finally/resolution-value-no-override.js
new file mode 100644
index 0000000000..4951119385
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Promise/prototype/finally/resolution-value-no-override.js
@@ -0,0 +1,26 @@
+// |reftest| async
+// Copyright (C) 2017 Jordan Harband. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+author: Jordan Harband
+description: finally on a fulfilled promise can not override the resolution value
+esid: sec-promise.prototype.finally
+features: [Promise.prototype.finally]
+flags: [async]
+includes: [promiseHelper.js]
+---*/
+var sequence = [];
+var obj = {};
+var p = Promise.resolve(obj);
+
+p.finally(function() {
+  sequence.push(1);
+  assert.sameValue(arguments.length, 0, 'onFinally receives zero args');
+  return {};
+}).then(function(x) {
+  sequence.push(2);
+  assert.sameValue(x, obj, 'onFinally can not override the resolution value');
+}).then(function() {
+  assert.sameValue(sequence.length, 2);
+  checkSequence(sequence, "All expected callbacks called in correct order");
+}).then($DONE, $DONE);