// Copyright 2019 Leo Balter. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.

/*---
esid: sec-initializedatetimeformat
description: Checks basic handling of dayPeriod, narrow format.
features: [Intl.DateTimeFormat-dayPeriod]
---*/

const d0000 = new Date(2017, 11, 12,  0, 0, 0, 0);
const d0100 = new Date(2017, 11, 12,  1, 0, 0, 0);
const d0200 = new Date(2017, 11, 12,  2, 0, 0, 0);
const d0300 = new Date(2017, 11, 12,  3, 0, 0, 0);
const d0400 = new Date(2017, 11, 12,  4, 0, 0, 0);
const d0500 = new Date(2017, 11, 12,  5, 0, 0, 0);
const d0600 = new Date(2017, 11, 12,  6, 0, 0, 0);
const d0700 = new Date(2017, 11, 12,  7, 0, 0, 0);
const d0800 = new Date(2017, 11, 12,  8, 0, 0, 0);
const d0900 = new Date(2017, 11, 12,  9, 0, 0, 0);
const d1000 = new Date(2017, 11, 12, 10, 0, 0, 0);
const d1100 = new Date(2017, 11, 12, 11, 0, 0, 0);
const d1200 = new Date(2017, 11, 12, 12, 0, 0, 0);
const d1300 = new Date(2017, 11, 12, 13, 0, 0, 0);
const d1400 = new Date(2017, 11, 12, 14, 0, 0, 0);
const d1500 = new Date(2017, 11, 12, 15, 0, 0, 0);
const d1600 = new Date(2017, 11, 12, 16, 0, 0, 0);
const d1700 = new Date(2017, 11, 12, 17, 0, 0, 0);
const d1800 = new Date(2017, 11, 12, 18, 0, 0, 0);
const d1900 = new Date(2017, 11, 12, 19, 0, 0, 0);
const d2000 = new Date(2017, 11, 12, 20, 0, 0, 0);
const d2100 = new Date(2017, 11, 12, 21, 0, 0, 0);
const d2200 = new Date(2017, 11, 12, 22, 0, 0, 0);
const d2300 = new Date(2017, 11, 12, 23, 0, 0, 0);

const narrow = new Intl.DateTimeFormat('en', { dayPeriod: 'narrow' });

function assertParts(parts, expected, message) {
  assert.sameValue(parts.length, 1, `length should be 1, ${message}`);
  assert.sameValue(parts[0].value, expected, `expected part value. ${message}`);
  assert.sameValue(parts[0].type, 'dayPeriod', `part type is dayPeriod. ${message}`);
}

assertParts(narrow.formatToParts(d0000), 'at night', '00:00, narrow format');
assertParts(narrow.formatToParts(d0100), 'at night', '01:00, narrow format');
assertParts(narrow.formatToParts(d0200), 'at night', '02:00, narrow format');
assertParts(narrow.formatToParts(d0300), 'at night', '03:00, narrow format');
assertParts(narrow.formatToParts(d0400), 'at night', '04:00, narrow format');
assertParts(narrow.formatToParts(d0500), 'at night', '05:00, narrow format');
assertParts(narrow.formatToParts(d0600), 'in the morning', '06:00, narrow format');
assertParts(narrow.formatToParts(d0700), 'in the morning', '07:00, narrow format');
assertParts(narrow.formatToParts(d0800), 'in the morning', '08:00, narrow format');
assertParts(narrow.formatToParts(d0900), 'in the morning', '09:00, narrow format');
assertParts(narrow.formatToParts(d1000), 'in the morning', '10:00, narrow format');
assertParts(narrow.formatToParts(d1100), 'in the morning', '11:00, narrow format');
assertParts(narrow.formatToParts(d1200), 'n', '12:00, narrow format');
assertParts(narrow.formatToParts(d1300), 'in the afternoon', '13:00, narrow format');
assertParts(narrow.formatToParts(d1400), 'in the afternoon', '14:00, narrow format');
assertParts(narrow.formatToParts(d1500), 'in the afternoon', '15:00, narrow format');
assertParts(narrow.formatToParts(d1600), 'in the afternoon', '16:00, narrow format');
assertParts(narrow.formatToParts(d1700), 'in the afternoon', '17:00, narrow format');
assertParts(narrow.formatToParts(d1800), 'in the evening', '18:00, narrow format');
assertParts(narrow.formatToParts(d1900), 'in the evening', '19:00, narrow format');
assertParts(narrow.formatToParts(d2000), 'in the evening', '20:00, narrow format');
assertParts(narrow.formatToParts(d2100), 'at night', '21:00, narrow format');
assertParts(narrow.formatToParts(d2200), 'at night', '22:00, narrow format');
assertParts(narrow.formatToParts(d2300), 'at night', '23:00, narrow format');

const narrowNumeric = new Intl.DateTimeFormat('en', {
  dayPeriod: 'narrow',
  hour: 'numeric'
});

function assertPartsNumeric(parts, hour, expected, message) {
  assert.sameValue(parts.length, 3, `length should be 3, ${message}`);
  assert.sameValue(parts[0].value, hour, `hour part value. ${message}`);
  assert.sameValue(parts[0].type, 'hour', `hour part type. ${message}`);
  assert.sameValue(parts[1].value, ' ', `literal part value. ${message}`);
  assert.sameValue(parts[1].type, 'literal', `literal part type. ${message}`);
  assert.sameValue(parts[2].value, expected, `expected part value. ${message}`);
  assert.sameValue(parts[2].type, 'dayPeriod', `expected part type. ${message}`);
}

assertPartsNumeric(narrowNumeric.formatToParts(d0000), '12', 'at night', '00:00, narrow-numeric');
assertPartsNumeric(narrowNumeric.formatToParts(d0100),  '1', 'at night', '01:00, narrow-numeric');
assertPartsNumeric(narrowNumeric.formatToParts(d0200),  '2', 'at night', '02:00, narrow-numeric');
assertPartsNumeric(narrowNumeric.formatToParts(d0300),  '3', 'at night', '03:00, narrow-numeric');
assertPartsNumeric(narrowNumeric.formatToParts(d0400),  '4', 'at night', '04:00, narrow-numeric');
assertPartsNumeric(narrowNumeric.formatToParts(d0500),  '5', 'at night', '05:00, narrow-numeric');
assertPartsNumeric(narrowNumeric.formatToParts(d0600),  '6', 'in the morning', '06:00, narrow-numeric');
assertPartsNumeric(narrowNumeric.formatToParts(d0700),  '7', 'in the morning', '07:00, narrow-numeric');
assertPartsNumeric(narrowNumeric.formatToParts(d0800),  '8', 'in the morning', '08:00, narrow-numeric');
assertPartsNumeric(narrowNumeric.formatToParts(d0900),  '9', 'in the morning', '09:00, narrow-numeric');
assertPartsNumeric(narrowNumeric.formatToParts(d1000), '10', 'in the morning', '10:00, narrow-numeric');
assertPartsNumeric(narrowNumeric.formatToParts(d1100), '11', 'in the morning', '11:00, narrow-numeric');
assertPartsNumeric(narrowNumeric.formatToParts(d1200), '12', 'n', '12:00, narrow-numeric');
assertPartsNumeric(narrowNumeric.formatToParts(d1300),  '1', 'in the afternoon', '13:00, narrow-numeric');
assertPartsNumeric(narrowNumeric.formatToParts(d1400),  '2', 'in the afternoon', '14:00, narrow-numeric');
assertPartsNumeric(narrowNumeric.formatToParts(d1500),  '3', 'in the afternoon', '15:00, narrow-numeric');
assertPartsNumeric(narrowNumeric.formatToParts(d1600),  '4', 'in the afternoon', '16:00, narrow-numeric');
assertPartsNumeric(narrowNumeric.formatToParts(d1700),  '5', 'in the afternoon', '17:00, narrow-numeric');
assertPartsNumeric(narrowNumeric.formatToParts(d1800),  '6', 'in the evening', '18:00, narrow-numeric');
assertPartsNumeric(narrowNumeric.formatToParts(d1900),  '7', 'in the evening', '19:00, narrow-numeric');
assertPartsNumeric(narrowNumeric.formatToParts(d2000),  '8', 'in the evening', '20:00, narrow-numeric');
assertPartsNumeric(narrowNumeric.formatToParts(d2100),  '9', 'at night', '21:00, narrow-numeric');
assertPartsNumeric(narrowNumeric.formatToParts(d2200), '10', 'at night', '22:00, narrow-numeric');
assertPartsNumeric(narrowNumeric.formatToParts(d2300), '11', 'at night', '23:00, narrow-numeric');