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- <?php
- /*
- * This file is part of the Symfony package.
- *
- * (c) Fabien Potencier <fabien@symfony.com>
- *
- * For the full copyright and license information, please view the LICENSE
- * file that was distributed with this source code.
- */
- namespace Symfony\Contracts\Translation\Test;
- use PHPUnit\Framework\TestCase;
- use Symfony\Contracts\Translation\TranslatorInterface;
- use Symfony\Contracts\Translation\TranslatorTrait;
- /**
- * Test should cover all languages mentioned on http://translate.sourceforge.net/wiki/l10n/pluralforms
- * and Plural forms mentioned on http://www.gnu.org/software/gettext/manual/gettext.html#Plural-forms.
- *
- * See also https://developer.mozilla.org/en/Localization_and_Plurals which mentions 15 rules having a maximum of 6 forms.
- * The mozilla code is also interesting to check for.
- *
- * As mentioned by chx http://drupal.org/node/1273968 we can cover all by testing number from 0 to 199
- *
- * The goal to cover all languages is to far fetched so this test case is smaller.
- *
- * @author Clemens Tolboom clemens@build2be.nl
- */
- class TranslatorTest extends TestCase
- {
- public function getTranslator()
- {
- return new class() implements TranslatorInterface {
- use TranslatorTrait;
- };
- }
- /**
- * @dataProvider getTransTests
- */
- public function testTrans($expected, $id, $parameters)
- {
- $translator = $this->getTranslator();
- $this->assertEquals($expected, $translator->trans($id, $parameters));
- }
- /**
- * @dataProvider getTransChoiceTests
- */
- public function testTransChoiceWithExplicitLocale($expected, $id, $number)
- {
- $translator = $this->getTranslator();
- $translator->setLocale('en');
- $this->assertEquals($expected, $translator->trans($id, ['%count%' => $number]));
- }
- /**
- * @requires extension intl
- *
- * @dataProvider getTransChoiceTests
- */
- public function testTransChoiceWithDefaultLocale($expected, $id, $number)
- {
- \Locale::setDefault('en');
- $translator = $this->getTranslator();
- $this->assertEquals($expected, $translator->trans($id, ['%count%' => $number]));
- }
- public function testGetSetLocale()
- {
- $translator = $this->getTranslator();
- $translator->setLocale('en');
- $this->assertEquals('en', $translator->getLocale());
- }
- /**
- * @requires extension intl
- */
- public function testGetLocaleReturnsDefaultLocaleIfNotSet()
- {
- $translator = $this->getTranslator();
- \Locale::setDefault('pt_BR');
- $this->assertEquals('pt_BR', $translator->getLocale());
- \Locale::setDefault('en');
- $this->assertEquals('en', $translator->getLocale());
- }
- public function getTransTests()
- {
- return [
- ['Symfony is great!', 'Symfony is great!', []],
- ['Symfony is awesome!', 'Symfony is %what%!', ['%what%' => 'awesome']],
- ];
- }
- public function getTransChoiceTests()
- {
- return [
- ['There are no apples', '{0} There are no apples|{1} There is one apple|]1,Inf] There are %count% apples', 0],
- ['There is one apple', '{0} There are no apples|{1} There is one apple|]1,Inf] There are %count% apples', 1],
- ['There are 10 apples', '{0} There are no apples|{1} There is one apple|]1,Inf] There are %count% apples', 10],
- ['There are 0 apples', 'There is 1 apple|There are %count% apples', 0],
- ['There is 1 apple', 'There is 1 apple|There are %count% apples', 1],
- ['There are 10 apples', 'There is 1 apple|There are %count% apples', 10],
- // custom validation messages may be coded with a fixed value
- ['There are 2 apples', 'There are 2 apples', 2],
- ];
- }
- /**
- * @dataProvider getInternal
- */
- public function testInterval($expected, $number, $interval)
- {
- $translator = $this->getTranslator();
- $this->assertEquals($expected, $translator->trans($interval.' foo|[1,Inf[ bar', ['%count%' => $number]));
- }
- public function getInternal()
- {
- return [
- ['foo', 3, '{1,2, 3 ,4}'],
- ['bar', 10, '{1,2, 3 ,4}'],
- ['bar', 3, '[1,2]'],
- ['foo', 1, '[1,2]'],
- ['foo', 2, '[1,2]'],
- ['bar', 1, ']1,2['],
- ['bar', 2, ']1,2['],
- ['foo', log(0), '[-Inf,2['],
- ['foo', -log(0), '[-2,+Inf]'],
- ];
- }
- /**
- * @dataProvider getChooseTests
- */
- public function testChoose($expected, $id, $number, $locale = null)
- {
- $translator = $this->getTranslator();
- $this->assertEquals($expected, $translator->trans($id, ['%count%' => $number], null, $locale));
- }
- public function testReturnMessageIfExactlyOneStandardRuleIsGiven()
- {
- $translator = $this->getTranslator();
- $this->assertEquals('There are two apples', $translator->trans('There are two apples', ['%count%' => 2]));
- }
- /**
- * @dataProvider getNonMatchingMessages
- */
- public function testThrowExceptionIfMatchingMessageCannotBeFound($id, $number)
- {
- $this->expectException(\InvalidArgumentException::class);
- $translator = $this->getTranslator();
- $translator->trans($id, ['%count%' => $number]);
- }
- public function getNonMatchingMessages()
- {
- return [
- ['{0} There are no apples|{1} There is one apple', 2],
- ['{1} There is one apple|]1,Inf] There are %count% apples', 0],
- ['{1} There is one apple|]2,Inf] There are %count% apples', 2],
- ['{0} There are no apples|There is one apple', 2],
- ];
- }
- public function getChooseTests()
- {
- return [
- ['There are no apples', '{0} There are no apples|{1} There is one apple|]1,Inf] There are %count% apples', 0],
- ['There are no apples', '{0} There are no apples|{1} There is one apple|]1,Inf] There are %count% apples', 0],
- ['There are no apples', '{0}There are no apples|{1} There is one apple|]1,Inf] There are %count% apples', 0],
- ['There is one apple', '{0} There are no apples|{1} There is one apple|]1,Inf] There are %count% apples', 1],
- ['There are 10 apples', '{0} There are no apples|{1} There is one apple|]1,Inf] There are %count% apples', 10],
- ['There are 10 apples', '{0} There are no apples|{1} There is one apple|]1,Inf]There are %count% apples', 10],
- ['There are 10 apples', '{0} There are no apples|{1} There is one apple|]1,Inf] There are %count% apples', 10],
- ['There are 0 apples', 'There is one apple|There are %count% apples', 0],
- ['There is one apple', 'There is one apple|There are %count% apples', 1],
- ['There are 10 apples', 'There is one apple|There are %count% apples', 10],
- ['There are 0 apples', 'one: There is one apple|more: There are %count% apples', 0],
- ['There is one apple', 'one: There is one apple|more: There are %count% apples', 1],
- ['There are 10 apples', 'one: There is one apple|more: There are %count% apples', 10],
- ['There are no apples', '{0} There are no apples|one: There is one apple|more: There are %count% apples', 0],
- ['There is one apple', '{0} There are no apples|one: There is one apple|more: There are %count% apples', 1],
- ['There are 10 apples', '{0} There are no apples|one: There is one apple|more: There are %count% apples', 10],
- ['', '{0}|{1} There is one apple|]1,Inf] There are %count% apples', 0],
- ['', '{0} There are no apples|{1}|]1,Inf] There are %count% apples', 1],
- // Indexed only tests which are Gettext PoFile* compatible strings.
- ['There are 0 apples', 'There is one apple|There are %count% apples', 0],
- ['There is one apple', 'There is one apple|There are %count% apples', 1],
- ['There are 2 apples', 'There is one apple|There are %count% apples', 2],
- // Tests for float numbers
- ['There is almost one apple', '{0} There are no apples|]0,1[ There is almost one apple|{1} There is one apple|[1,Inf] There is more than one apple', 0.7],
- ['There is one apple', '{0} There are no apples|]0,1[There are %count% apples|{1} There is one apple|[1,Inf] There is more than one apple', 1],
- ['There is more than one apple', '{0} There are no apples|]0,1[There are %count% apples|{1} There is one apple|[1,Inf] There is more than one apple', 1.7],
- ['There are no apples', '{0} There are no apples|]0,1[There are %count% apples|{1} There is one apple|[1,Inf] There is more than one apple', 0],
- ['There are no apples', '{0} There are no apples|]0,1[There are %count% apples|{1} There is one apple|[1,Inf] There is more than one apple', 0.0],
- ['There are no apples', '{0.0} There are no apples|]0,1[There are %count% apples|{1} There is one apple|[1,Inf] There is more than one apple', 0],
- // Test texts with new-lines
- // with double-quotes and \n in id & double-quotes and actual newlines in text
- ["This is a text with a\n new-line in it. Selector = 0.", '{0}This is a text with a
- new-line in it. Selector = 0.|{1}This is a text with a
- new-line in it. Selector = 1.|[1,Inf]This is a text with a
- new-line in it. Selector > 1.', 0],
- // with double-quotes and \n in id and single-quotes and actual newlines in text
- ["This is a text with a\n new-line in it. Selector = 1.", '{0}This is a text with a
- new-line in it. Selector = 0.|{1}This is a text with a
- new-line in it. Selector = 1.|[1,Inf]This is a text with a
- new-line in it. Selector > 1.', 1],
- ["This is a text with a\n new-line in it. Selector > 1.", '{0}This is a text with a
- new-line in it. Selector = 0.|{1}This is a text with a
- new-line in it. Selector = 1.|[1,Inf]This is a text with a
- new-line in it. Selector > 1.', 5],
- // with double-quotes and id split accros lines
- ['This is a text with a
- new-line in it. Selector = 1.', '{0}This is a text with a
- new-line in it. Selector = 0.|{1}This is a text with a
- new-line in it. Selector = 1.|[1,Inf]This is a text with a
- new-line in it. Selector > 1.', 1],
- // with single-quotes and id split accros lines
- ['This is a text with a
- new-line in it. Selector > 1.', '{0}This is a text with a
- new-line in it. Selector = 0.|{1}This is a text with a
- new-line in it. Selector = 1.|[1,Inf]This is a text with a
- new-line in it. Selector > 1.', 5],
- // with single-quotes and \n in text
- ['This is a text with a\nnew-line in it. Selector = 0.', '{0}This is a text with a\nnew-line in it. Selector = 0.|{1}This is a text with a\nnew-line in it. Selector = 1.|[1,Inf]This is a text with a\nnew-line in it. Selector > 1.', 0],
- // with double-quotes and id split accros lines
- ["This is a text with a\nnew-line in it. Selector = 1.", "{0}This is a text with a\nnew-line in it. Selector = 0.|{1}This is a text with a\nnew-line in it. Selector = 1.|[1,Inf]This is a text with a\nnew-line in it. Selector > 1.", 1],
- // esacape pipe
- ['This is a text with | in it. Selector = 0.', '{0}This is a text with || in it. Selector = 0.|{1}This is a text with || in it. Selector = 1.', 0],
- // Empty plural set (2 plural forms) from a .PO file
- ['', '|', 1],
- // Empty plural set (3 plural forms) from a .PO file
- ['', '||', 1],
- // Floating values
- ['1.5 liters', '%count% liter|%count% liters', 1.5],
- ['1.5 litre', '%count% litre|%count% litres', 1.5, 'fr'],
- // Negative values
- ['-1 degree', '%count% degree|%count% degrees', -1],
- ['-1 degré', '%count% degré|%count% degrés', -1],
- ['-1.5 degrees', '%count% degree|%count% degrees', -1.5],
- ['-1.5 degré', '%count% degré|%count% degrés', -1.5, 'fr'],
- ['-2 degrees', '%count% degree|%count% degrees', -2],
- ['-2 degrés', '%count% degré|%count% degrés', -2],
- ];
- }
- /**
- * @dataProvider failingLangcodes
- */
- public function testFailedLangcodes($nplural, $langCodes)
- {
- $matrix = $this->generateTestData($langCodes);
- $this->validateMatrix($nplural, $matrix, false);
- }
- /**
- * @dataProvider successLangcodes
- */
- public function testLangcodes($nplural, $langCodes)
- {
- $matrix = $this->generateTestData($langCodes);
- $this->validateMatrix($nplural, $matrix);
- }
- /**
- * This array should contain all currently known langcodes.
- *
- * As it is impossible to have this ever complete we should try as hard as possible to have it almost complete.
- *
- * @return array
- */
- public function successLangcodes()
- {
- return [
- ['1', ['ay', 'bo', 'cgg', 'dz', 'id', 'ja', 'jbo', 'ka', 'kk', 'km', 'ko', 'ky']],
- ['2', ['nl', 'fr', 'en', 'de', 'de_GE', 'hy', 'hy_AM']],
- ['3', ['be', 'bs', 'cs', 'hr']],
- ['4', ['cy', 'mt', 'sl']],
- ['6', ['ar']],
- ];
- }
- /**
- * This array should be at least empty within the near future.
- *
- * This both depends on a complete list trying to add above as understanding
- * the plural rules of the current failing languages.
- *
- * @return array with nplural together with langcodes
- */
- public function failingLangcodes()
- {
- return [
- ['1', ['fa']],
- ['2', ['jbo']],
- ['3', ['cbs']],
- ['4', ['gd', 'kw']],
- ['5', ['ga']],
- ];
- }
- /**
- * We validate only on the plural coverage. Thus the real rules is not tested.
- *
- * @param string $nplural Plural expected
- * @param array $matrix Containing langcodes and their plural index values
- * @param bool $expectSuccess
- */
- protected function validateMatrix($nplural, $matrix, $expectSuccess = true)
- {
- foreach ($matrix as $langCode => $data) {
- $indexes = array_flip($data);
- if ($expectSuccess) {
- $this->assertEquals($nplural, \count($indexes), "Langcode '$langCode' has '$nplural' plural forms.");
- } else {
- $this->assertNotEquals((int) $nplural, \count($indexes), "Langcode '$langCode' has '$nplural' plural forms.");
- }
- }
- }
- protected function generateTestData($langCodes)
- {
- $translator = new class() {
- use TranslatorTrait {
- getPluralizationRule as public;
- }
- };
- $matrix = [];
- foreach ($langCodes as $langCode) {
- for ($count = 0; $count < 200; ++$count) {
- $plural = $translator->getPluralizationRule($count, $langCode);
- $matrix[$langCode][$count] = $plural;
- }
- }
- return $matrix;
- }
- }
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