125 lines
3.9 KiB
PHP
125 lines
3.9 KiB
PHP
<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\Translation\Tests;
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use PHPUnit\Framework\TestCase;
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use Symfony\Component\Translation\PluralizationRules;
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/**
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* Test should cover all languages mentioned on http://translate.sourceforge.net/wiki/l10n/pluralforms
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* and Plural forms mentioned on http://www.gnu.org/software/gettext/manual/gettext.html#Plural-forms.
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*
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* See also https://developer.mozilla.org/en/Localization_and_Plurals which mentions 15 rules having a maximum of 6 forms.
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* The mozilla code is also interesting to check for.
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*
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* As mentioned by chx http://drupal.org/node/1273968 we can cover all by testing number from 0 to 199
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*
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* The goal to cover all languages is to far fetched so this test case is smaller.
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*
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* @author Clemens Tolboom clemens@build2be.nl
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*
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* @group legacy
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*/
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class PluralizationRulesTest extends TestCase
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{
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/**
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* We test failed langcode here.
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*
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* TODO: The languages mentioned in the data provide need to get fixed somehow within PluralizationRules.
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*
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* @dataProvider failingLangcodes
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*/
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public function testFailedLangcodes($nplural, $langCodes)
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{
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$matrix = $this->generateTestData($langCodes);
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$this->validateMatrix($nplural, $matrix, false);
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}
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/**
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* @dataProvider successLangcodes
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*/
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public function testLangcodes($nplural, $langCodes)
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{
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$matrix = $this->generateTestData($langCodes);
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$this->validateMatrix($nplural, $matrix);
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}
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/**
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* This array should contain all currently known langcodes.
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*
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* As it is impossible to have this ever complete we should try as hard as possible to have it almost complete.
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*
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* @return array
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*/
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public function successLangcodes()
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{
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return [
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['1', ['ay', 'bo', 'cgg', 'dz', 'id', 'ja', 'jbo', 'ka', 'kk', 'km', 'ko', 'ky']],
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['2', ['nl', 'fr', 'en', 'de', 'de_GE', 'hy', 'hy_AM']],
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['3', ['be', 'bs', 'cs', 'hr']],
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['4', ['cy', 'mt', 'sl']],
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['6', ['ar']],
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];
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}
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/**
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* This array should be at least empty within the near future.
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*
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* This both depends on a complete list trying to add above as understanding
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* the plural rules of the current failing languages.
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*
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* @return array with nplural together with langcodes
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*/
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public function failingLangcodes()
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{
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return [
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['1', ['fa']],
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['2', ['jbo']],
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['3', ['cbs']],
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['4', ['gd', 'kw']],
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['5', ['ga']],
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];
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}
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/**
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* We validate only on the plural coverage. Thus the real rules is not tested.
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*
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* @param string $nplural Plural expected
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* @param array $matrix Containing langcodes and their plural index values
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* @param bool $expectSuccess
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*/
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protected function validateMatrix($nplural, $matrix, $expectSuccess = true)
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{
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foreach ($matrix as $langCode => $data) {
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$indexes = array_flip($data);
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if ($expectSuccess) {
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$this->assertEquals($nplural, \count($indexes), "Langcode '$langCode' has '$nplural' plural forms.");
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} else {
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$this->assertNotEquals((int) $nplural, \count($indexes), "Langcode '$langCode' has '$nplural' plural forms.");
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}
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}
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}
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protected function generateTestData($langCodes)
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{
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$matrix = [];
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foreach ($langCodes as $langCode) {
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for ($count = 0; $count < 200; ++$count) {
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$plural = PluralizationRules::get($count, $langCode);
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$matrix[$langCode][$count] = $plural;
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}
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}
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return $matrix;
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}
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}
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