LanguageTest.php

<?php

namespace Drupal\Tests\language\Kernel\Plugin\migrate\source;

use Drupal\Tests\migrate\Kernel\MigrateSqlSourceTestBase;

/**
 * Tests the language source plugin.
 *
 * @covers \Drupal\language\Plugin\migrate\source\Language
 * @group language
 */
class LanguageTest extends MigrateSqlSourceTestBase {
    
    /**
     * {@inheritdoc}
     */
    protected static $modules = [
        'language',
        'migrate_drupal',
    ];
    
    /**
     * {@inheritdoc}
     */
    public function providerSource() {
        $tests = [];
        // The source data.
        $tests[0]['source_data']['languages'] = [
            [
                'language' => 'en',
                'name' => 'English',
                'native' => 'English',
                'direction' => '0',
                'enabled' => '1',
                'plurals' => '0',
                'formula' => '',
                'domain' => '',
                'prefix' => '',
                'weight' => '0',
                'javascript' => '',
            ],
            [
                'language' => 'fr',
                'name' => 'French',
                'native' => 'Français',
                'direction' => '0',
                'enabled' => '0',
                'plurals' => '2',
                'formula' => '($n>1)',
                'domain' => '',
                'prefix' => 'fr',
                'weight' => '0',
                'javascript' => '',
            ],
        ];
        // The expected results.
        $tests[0]['expected_data'] = [
            [
                'language' => 'en',
                'name' => 'English',
                'native' => 'English',
                'direction' => '0',
                'enabled' => '1',
                'plurals' => '0',
                'formula' => '',
                'domain' => '',
                'prefix' => '',
                'weight' => '0',
                'javascript' => '',
            ],
            [
                'language' => 'fr',
                'name' => 'French',
                'native' => 'Français',
                'direction' => '0',
                'enabled' => '0',
                'plurals' => '2',
                'formula' => '($n>1)',
                'domain' => '',
                'prefix' => 'fr',
                'weight' => '0',
                'javascript' => '',
            ],
        ];
        return $tests;
    }

}