cakephp/tests/TestCase/I18n/PluralRulesTest.php

<?php
/**
 * CakePHP(tm) : Rapid Development Framework (http://cakephp.org)
 * Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org)
 *
 * Licensed under The MIT License
 * For full copyright and license information, please see the LICENSE.txt
 * Redistributions of files must retain the above copyright notice.
 *
 * @copyright     Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org)
 * @link          http://cakephp.org CakePHP(tm) Project
 * @since         3.0.0
 * @license       http://www.opensource.org/licenses/mit-license.php MIT License
 */
namespace Cake\Test\TestCase\I18n;

use Cake\I18n\PluralRules;
use Cake\TestSuite\TestCase;

/**
 * PluralRules tests
 *
 */
class PluralRulesTest extends TestCase {

/**
 * Returns the notable combinations for locales and numbers
 * with the respective plural form that should be selected
 *
 * @return array
 */
	public function localesProvider() {
		return [
			['jp', 0, 0],
			['jp', 1, 0],
			['jp_JP', 2, 0],
			['en_US', 0, 1],
			['en', 1, 0],
			['en_UK', 2, 1],
			['pt_BR', 0, 1],
			['pt_BR', 1, 0],
			['pt_BR', 2, 1],
			['pt', 0, 1],
			['pt', 1, 0],
			['pt', 2, 1],
			['pt_PT', 0, 0],
			['pt_PT', 1, 0],
			['pt_PT', 2, 1],
			['fr_FR', 0, 0],
			['fr', 1, 0],
			['fr', 2, 1],
			['ru', 0, 2],
			['ru', 1, 0],
			['ru', 2, 1],
			['sk', 0, 2],
			['sk', 1, 0],
			['sk', 2, 1],
			['sk', 5, 2],
			['ga', 0, 2],
			['ga', 1, 0],
			['ga', 2, 1],
			['ga', 7, 3],
			['ga', 11, 4],
			['lt', 0, 2],
			['lt', 1, 0],
			['lt', 2, 1],
			['lt', 11, 2],
			['lt', 31, 0],
			['sl', 0, 0],
			['sl', 1, 1],
			['sl', 2, 2],
			['sl', 3, 3],
			['sl', 10, 0],
			['sl', 101, 1],
			['sl', 103, 3],
			['mk', 0, 2],
			['mk', 1, 0],
			['mk', 13, 2],
			['mt', 0, 1],
			['mt', 1, 0],
			['mt', 11, 2],
			['mt', 13, 2],
			['mt', 21, 3],
			['mt', 102, 1],
			['lv', 0, 2],
			['lv', 1, 0],
			['lv', 2, 1],
			['lv', 101, 0],
			['pl', 0, 2],
			['pl', 1, 0],
			['pl', 2, 1],
			['pl', 101, 2],
			['ro', 0, 1],
			['ro', 1, 0],
			['ro', 2, 1],
			['ro', 20, 2],
			['ro', 101, 1],
			['ar', 0, 0],
			['ar', 1, 1],
			['ar', 2, 2],
			['ar', 20, 4],
			['ar', 111, 4],
			['ar', 1000, 5],
			['cy', 0, 2],
			['cy', 1, 0],
			['cy', 10, 2],
			['cy', 11, 3],
			['cy', 8, 3],
		];
	}

/**
 * Tests that the correct plural form is selected for the locale, number combination
 *
 * @dataProvider localesProvider
 * @return void
 */
	public function testCalculate($locale, $number, $expected) {
		$this->assertEquals($expected, PluralRules::calculate($locale, $number));
	}

}