InstallerLanguageDirectionTest.php

<?php

namespace Drupal\FunctionalTests\Installer;


/**
 * Verifies that the early installer uses the correct language direction.
 *
 * @group Installer
 */
class InstallerLanguageDirectionTest extends InstallerTestBase {
    
    /**
     * {@inheritdoc}
     */
    protected $defaultTheme = 'stark';
    
    /**
     * Overrides the language code the installer should use.
     *
     * @var string
     */
    protected $langcode = 'ar';
    
    /**
     * {@inheritdoc}
     */
    protected function setUpLanguage() {
        // Place a custom local translation in the translations directory.
        mkdir($this->root . '/' . $this->siteDirectory . '/files/translations', 0777, TRUE);
        file_put_contents($this->root . '/' . $this->siteDirectory . '/files/translations/drupal-8.0.0.ar.po', "msgid \"\"\nmsgstr \"\"\nmsgid \"Save and continue\"\nmsgstr \"Save and continue Arabic\"");
        parent::setUpLanguage();
        // After selecting a different language than English, all following screens
        // should be translated already.
        $this->assertSession()
            ->buttonExists('Save and continue Arabic');
        $this->translations['Save and continue'] = 'Save and continue Arabic';
        // Verify that language direction is right-to-left.
        $this->assertSession()
            ->elementTextEquals('xpath', '/@dir', 'rtl');
    }
    
    /**
     * Confirms that the installation succeeded.
     */
    public function testInstalled() {
        $this->assertSession()
            ->addressEquals('user/1');
        $this->assertSession()
            ->statusCodeEquals(200);
    }

}