<!DOCTYPE html>
<html>
<head>
<script src="../../resources/js-test-pre.js"></script>
</head>
<body>
<div id="description"></div>
<div id="console"></div>
<script>
description('Test Promise.race');

// Silence unhandled rejection messages.
window.onunhandledrejection = () => false;

window.jsTestIsAsync = true;
result = undefined;

var p1 = new Promise(function(resolve) { resolve('p1'); });
var p2 = new Promise(function(resolve) { resolve('p2'); });
var p3 = new Promise(function(resolve) { resolve('p3'); });
var p4 = new Promise(function() {});
var p5 = new Promise(function() {});
var p6 = new Promise(function(_, reject) { reject('p6'); });
var p7 = new Promise(function(_, reject) { reject('p7'); });
var p8 = new Promise(function(_, reject) { reject('p8'); });
var p9 = new Promise(function(resolve) { resolve(p2); });

Promise.race([p4, p5]).then(function(result) {
  testFailed('Promise.race([p4, p5]) is fulfilled.');
}, function() {
  testFailed('Promise.race([p4, p5]) is rejected.');
});

Promise.race().then(function(result) {
  testFailed('Promise.race() is fulfilled.');
}, function() {
  testPassed('Promise.race() is rejected.');
});

Promise.race({}).then(function(result) {
  testFailed('Promise.race({}) is fulfilled.');
}, function() {
  testPassed('Promise.race({}) is rejected.');
});

// If the argument is an empty array, the result promise won't be fulfilled.
Promise.race([]).then(function(result) {
  testFailed('Promise.race([]) is fulfilled.');
}, function() {
  testFailed('Promise.race([]) is rejected.');
});

Promise.race([p4, p1, p6]).then(function(result) {
  testPassed('Promise.race([p4, p1, p6]) is fulfilled.');
  window.result = result;
  shouldBeEqualToString('result', 'p1');
}, function() {
  testFailed('Promise.race([p4, p1, p6]) is rejected.');
}).then(function() {
  return Promise.race([p4, p6, p1]).then(function(result) {
    testFailed('Promise.race([p4, p6, p1]) is fulfilled.');
  }, function(result) {
    testPassed('Promise.race([p4, p6, p1]) is rejected.');
    window.result = result;
    shouldBeEqualToString('result', 'p6');
  });
}).then(function() {
  return Promise.race([p9]).then(function(result) {
    testPassed('Promise.race([p9]) is fulfilled.');
    window.result = result;
    shouldBeEqualToString('result', 'p2');
  }, function() {
    testFailed('Promise.race([p9]) is rejected.');
  });
}).then(function() {
  // Array hole should not be skipped.
  return Promise.race([p4,,]).then(function(result) {
    testPassed('Promise.race([p4,,]) is fulfilled.');
    window.result = result;
    shouldBe('result', 'undefined');
  }, function() {
    testFailed('Promise.race([p4,,]) is rejected.');
  });
}).then(function() {
  // Immediate value should be converted to a promise object by the
  // ToPromise operation.
  return Promise.race([p4,42]).then(function(result) {
    testPassed('Promise.race([p4,42]) is fulfilled.');
    window.result = result;
    shouldBe('result', '42');
  }, function() {
    testFailed('Promise.race([p4,42]) is rejected.');
  });
}).then(finishJSTest, finishJSTest);

shouldBe('result', 'undefined');

</script>
<script src="../../resources/js-test-post.js"></script>
</body>
</html>