S25.4.4.5_A3.1_T1.js

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// |reftest| async

// 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);

    assert.sameValue(sequence.length, 3);

    checkSequence(sequence, "thenable.then called");

    assert.sameValue(this, thenable);

    onResolve('resolved');

    sequence.push(4);

    assert.sameValue(sequence.length, 4);

    checkSequence(sequence, "after resolved");

    throw new Error('interrupt flow');

    sequence.push(4);

    assert.sameValue(sequence.length, 4);

    checkSequence(sequence, "duplicate sequence point not pushed");

};

sequence.push(1);

assert.sameValue(sequence.length, 1);

checkSequence(sequence, "no async calls yet");

var p1 = Promise.resolve(thenable);

sequence.push(2);

assert.sameValue(sequence.length, 2);

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

p1.then(function(q) {

  sequence.push(5);

  assert.sameValue(sequence.length, 5);

  checkSequence(sequence, "all done");

  assert.sameValue(q, 'resolved');

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