UserLanguageCreationTest.php

<?php

declare (strict_types=1);
namespace Drupal\Tests\user\Functional;

use Drupal\language\Entity\ConfigurableLanguage;
use Drupal\Tests\BrowserTestBase;

/**
 * Tests preferred language configuration and language selector access.
 *
 * @group user
 */
class UserLanguageCreationTest extends BrowserTestBase {
    
    /**
     * {@inheritdoc}
     */
    protected static $modules = [
        'user',
        'language',
    ];
    
    /**
     * {@inheritdoc}
     */
    protected $defaultTheme = 'stark';
    
    /**
     * Functional test for language handling during user creation.
     */
    public function testLocalUserCreation() : void {
        // User to add and remove language and create new users.
        $admin_user = $this->drupalCreateUser([
            'administer languages',
            'access administration pages',
            'administer users',
        ]);
        $this->drupalLogin($admin_user);
        // Add predefined language.
        $langcode = 'fr';
        ConfigurableLanguage::createFromLangcode($langcode)->save();
        // Set language negotiation.
        $edit = [
            'language_interface[enabled][language-url]' => TRUE,
        ];
        $this->drupalGet('admin/config/regional/language/detection');
        $this->submitForm($edit, 'Save settings');
        $this->assertSession()
            ->pageTextContains('Language detection configuration saved.');
        // Check if the language selector is available on admin/people/create and
        // set to the currently active language.
        $this->drupalGet($langcode . '/admin/people/create');
        $this->assertTrue($this->assertSession()
            ->optionExists("edit-preferred-langcode", $langcode)
            ->isSelected());
        // Create a user with the admin/people/create form and check if the correct
        // language is set.
        $username = $this->randomMachineName(10);
        $edit = [
            'name' => $username,
            'mail' => $this->randomMachineName(4) . '@example.com',
            'pass[pass1]' => $username,
            'pass[pass2]' => $username,
        ];
        $this->drupalGet($langcode . '/admin/people/create');
        $this->submitForm($edit, 'Create new account');
        $user = user_load_by_name($username);
        $this->assertEquals($langcode, $user->getPreferredLangcode(), 'New user has correct preferred language set.');
        $this->assertEquals($langcode, $user->language()
            ->getId(), 'New user has correct profile language set.');
        // Register a new user and check if the language selector is hidden.
        $this->drupalLogout();
        $this->drupalGet($langcode . '/user/register');
        $this->assertSession()
            ->fieldNotExists('language[fr]');
        $username = $this->randomMachineName(10);
        $edit = [
            'name' => $username,
            'mail' => $this->randomMachineName(4) . '@example.com',
        ];
        $this->drupalGet($langcode . '/user/register');
        $this->submitForm($edit, 'Create new account');
        $user = user_load_by_name($username);
        $this->assertEquals($langcode, $user->getPreferredLangcode(), 'New user has correct preferred language set.');
        $this->assertEquals($langcode, $user->language()
            ->getId(), 'New user has correct profile language set.');
        // Test that the admin can use the language selector and if the correct
        // language is saved.
        $user_edit = $langcode . '/user/' . $user->id() . '/edit';
        $this->drupalLogin($admin_user);
        $this->drupalGet($user_edit);
        $this->assertTrue($this->assertSession()
            ->optionExists("edit-preferred-langcode", $langcode)
            ->isSelected());
        // Set passRaw so we can log in the new user.
        $user->passRaw = $this->randomMachineName(10);
        $edit = [
            'pass[pass1]' => $user->passRaw,
            'pass[pass2]' => $user->passRaw,
        ];
        $this->drupalGet($user_edit);
        $this->submitForm($edit, 'Save');
        $this->drupalLogin($user);
        $this->drupalGet($user_edit);
        $this->assertTrue($this->assertSession()
            ->optionExists("edit-preferred-langcode", $langcode)
            ->isSelected());
    }

}