JSTests/test262/test/built-ins/Promise/resolve/S25.4.4.5_A3.1_T1.js

// Copyright 2014 Cubane Canada, Inc.  All rights reserved.
// See LICENSE for details.

/*---
info: |
   Promise.resolve
es6id: S25.4.4.5_A3.1_T1
author: Sam Mikes
description: Promise.resolve delegates to foreign thenable
includes: [promiseHelper.js]
flags: [async]
---*/

var sequence = [];

var thenable = {
  then: function(onResolve, onReject) {
    sequence.push(3);
    checkSequence(sequence, "thenable.then called");

    assert.sameValue(this, thenable);

    onResolve('resolved');

    sequence.push(4);
    checkSequence(sequence, "after resolved");

    throw new Error('interrupt flow');

    sequence.push(4);
    checkSequence(sequence, "duplicate sequence point not pushed");
  }
};

sequence.push(1);
checkSequence(sequence, "no async calls yet");

var p1 = Promise.resolve(thenable);

sequence.push(2);
checkSequence(sequence, "thenable.then queued but not yet called");

p1.then(function(q) {
  sequence.push(5);
  checkSequence(sequence, "all done");

  assert.sameValue(q, 'resolved');

}).then($DONE, $DONE);