NodeTypeInitialLanguageTest.php

<?php

namespace Drupal\Tests\node\Functional;

use Drupal\Core\Language\LanguageInterface;

/**
 * Tests node type initial language settings.
 *
 * @group node
 */
class NodeTypeInitialLanguageTest extends NodeTestBase {
    
    /**
     * Modules to enable.
     *
     * @var array
     */
    public static $modules = [
        'language',
        'field_ui',
    ];
    
    /**
     * {@inheritdoc}
     */
    protected $defaultTheme = 'stark';
    protected function setUp() {
        parent::setUp();
        $web_user = $this->drupalCreateUser([
            'bypass node access',
            'administer content types',
            'administer node fields',
            'administer node form display',
            'administer node display',
            'administer languages',
        ]);
        $this->drupalLogin($web_user);
    }
    
    /**
     * Tests the node type initial language defaults, and modifies them.
     *
     * The default initial language must be the site's default, and the language
     * locked option must be on.
     */
    public function testNodeTypeInitialLanguageDefaults() {
        $this->drupalGet('admin/structure/types/manage/article');
        $this->assertOptionSelected('edit-language-configuration-langcode', LanguageInterface::LANGCODE_SITE_DEFAULT, 'The default initial language is the site default.');
        $this->assertNoFieldChecked('edit-language-configuration-language-alterable', 'Language selector is hidden by default.');
        // Tests if the language field cannot be rearranged on the manage fields tab.
        $this->drupalGet('admin/structure/types/manage/article/fields');
        $language_field = $this->xpath('//*[@id="field-overview"]/*[@id="language"]');
        $this->assert(empty($language_field), 'Language field is not visible on manage fields tab.');
        $this->drupalGet('node/add/article');
        $this->assertNoField('langcode', 'Language is not selectable on node add/edit page by default.');
        // Adds a new language and set it as default.
        $edit = [
            'predefined_langcode' => 'hu',
        ];
        $this->drupalPostForm('admin/config/regional/language/add', $edit, t('Add language'));
        $edit = [
            'site_default_language' => 'hu',
        ];
        $this->drupalPostForm('admin/config/regional/language', $edit, t('Save configuration'));
        // Tests the initial language after changing the site default language.
        // First unhide the language selector.
        $edit = [
            'language_configuration[language_alterable]' => TRUE,
        ];
        $this->drupalPostForm('admin/structure/types/manage/article', $edit, t('Save content type'));
        $this->drupalGet('node/add/article');
        $this->assertField('langcode[0][value]', 'Language is selectable on node add/edit page when language not hidden.');
        $this->assertOptionSelected('edit-langcode-0-value', 'hu', 'The initial language is the site default on the node add page after the site default language is changed.');
        // Tests if the language field can be rearranged on the manage form display
        // tab.
        $this->drupalGet('admin/structure/types/manage/article/form-display');
        $language_field = $this->xpath('//*[@id="langcode"]');
        $this->assert(!empty($language_field), 'Language field is visible on manage form display tab.');
        // Tests if the language field can be rearranged on the manage display tab.
        $this->drupalGet('admin/structure/types/manage/article/display');
        $language_display = $this->xpath('//*[@id="langcode"]');
        $this->assert(!empty($language_display), 'Language field is visible on manage display tab.');
        // Tests if the language field is hidden by default.
        $this->assertOptionSelected('edit-fields-langcode-region', 'hidden', 'Language is hidden by default on manage display tab.');
        // Changes the initial language settings.
        $edit = [
            'language_configuration[langcode]' => 'en',
        ];
        $this->drupalPostForm('admin/structure/types/manage/article', $edit, t('Save content type'));
        $this->drupalGet('node/add/article');
        $this->assertOptionSelected('edit-langcode-0-value', 'en', 'The initial language is the defined language.');
    }
    
    /**
     * Tests language field visibility features.
     */
    public function testLanguageFieldVisibility() {
        // Creates a node to test Language field visibility feature.
        $edit = [
            'title[0][value]' => $this->randomMachineName(8),
            'body[0][value]' => $this->randomMachineName(16),
        ];
        $this->drupalPostForm('node/add/article', $edit, t('Save'));
        $node = $this->drupalGetNodeByTitle($edit['title[0][value]']);
        $this->assertNotEmpty($node, 'Node found in database.');
        // Loads node page and check if Language field is hidden by default.
        $this->drupalGet('node/' . $node->id());
        $language_field = $this->xpath('//div[@id=:id]/div', [
            ':id' => 'field-language-display',
        ]);
        $this->assertTrue(empty($language_field), 'Language field value is not shown by default on node page.');
        // Configures Language field formatter and check if it is saved.
        $edit = [
            'fields[langcode][type]' => 'language',
            'fields[langcode][region]' => 'content',
        ];
        $this->drupalPostForm('admin/structure/types/manage/article/display', $edit, t('Save'));
        $this->drupalGet('admin/structure/types/manage/article/display');
        $this->assertOptionSelected('edit-fields-langcode-type', 'language', 'Language field has been set to visible.');
        // Loads node page and check if Language field is shown.
        $this->drupalGet('node/' . $node->id());
        $language_field = $this->xpath('//div[@id=:id]/div', [
            ':id' => 'field-language-display',
        ]);
        $this->assertFalse(empty($language_field), 'Language field value is shown on node page.');
    }

}