ConfigTranslationUiTest.php 28.5 KB
Newer Older
1 2 3 4 5 6 7 8 9
<?php

/**
 * @file
 * Contains \Drupal\config_translation\Tests\ConfigTranslationUiTest.
 */

namespace Drupal\config_translation\Tests;

10
use Drupal\Component\Serialization\Json;
11 12 13
use Drupal\Component\Utility\Unicode;
use Drupal\Core\Config\FileStorage;
use Drupal\Core\Language\Language;
14
use Drupal\Core\Language\LanguageInterface;
15 16 17
use Drupal\simpletest\WebTestBase;

/**
18 19 20
 * Translate settings and entities to various languages.
 *
 * @group config_translation
21 22 23 24 25 26 27 28
 */
class ConfigTranslationUiTest extends WebTestBase {

  /**
   * Modules to enable.
   *
   * @var array
   */
29
  public static $modules = array('node', 'contact', 'config_translation', 'config_translation_test', 'views', 'views_ui', 'contextual');
30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58

  /**
   * Languages to enable.
   *
   * @var array
   */
  protected $langcodes = array('fr', 'ta');

  /**
   * Administrator user for tests.
   *
   * @var \Drupal\user\UserInterface
   */
  protected $admin_user;

  /**
   * Translator user for tests.
   *
   * @var \Drupal\user\UserInterface
   */
  protected $translator_user;

  /**
   * String translation storage object.
   *
   * @var \Drupal\locale\StringStorageInterface
   */
  protected $localeStorage;

59
  protected function setUp() {
60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174
    parent::setUp();
    $translator_permissions = array(
      'translate configuration',
    );
    $admin_permissions = array_merge(
      $translator_permissions,
      array(
        'administer languages',
        'administer site configuration',
        'administer contact forms',
        'access site-wide contact form',
        'access contextual links',
        'administer views',
      )
    );
    // Create and login user.
    $this->translator_user = $this->drupalCreateUser($translator_permissions);
    $this->admin_user = $this->drupalCreateUser($admin_permissions);

    // Add languages.
    foreach ($this->langcodes as $langcode) {
      $language = new Language(array('id' => $langcode));
      language_save($language);
    }
    $this->localeStorage = $this->container->get('locale.storage');
  }

  /**
   * Tests the site information translation interface.
   */
  public function testSiteInformationTranslationUi() {
    $this->drupalLogin($this->admin_user);

    $site_name = 'Site name for testing configuration translation';
    $site_slogan = 'Site slogan for testing configuration translation';
    $fr_site_name = 'Nom du site pour tester la configuration traduction';
    $fr_site_slogan = 'Slogan du site pour tester la traduction de configuration';
    $translation_base_url = 'admin/config/system/site-information/translate';

    // Set site name and slogan for default language.
    $this->setSiteInformation($site_name, $site_slogan);

    $this->drupalGet('admin/config/system/site-information');
    // Check translation tab exist.
    $this->assertLinkByHref($translation_base_url);

    $this->drupalGet($translation_base_url);

    // Check that the 'Edit' link in the source language links back to the
    // original form.
    $this->clickLink(t('Edit'));
    // Also check that saving the form leads back to the translation overview.
    $this->drupalPostForm(NULL, array(), t('Save configuration'));
    $this->assertUrl($translation_base_url);

    // Check 'Add' link of French to visit add page.
    $this->assertLinkByHref("$translation_base_url/fr/add");
    $this->clickLink(t('Add'));

    // Make sure original text is present on this page.
    $this->assertRaw($site_name);
    $this->assertRaw($site_slogan);

    // Update site name and slogan for French.
    $edit = array(
      'config_names[system.site][name][translation]' => $fr_site_name,
      'config_names[system.site][slogan][translation]' => $fr_site_slogan,
    );

    $this->drupalPostForm("$translation_base_url/fr/add", $edit, t('Save translation'));
    $this->assertRaw(t('Successfully saved @language translation.', array('@language' => 'French')));

    // Check for edit, delete links (and no 'add' link) for French language.
    $this->assertNoLinkByHref("$translation_base_url/fr/add");
    $this->assertLinkByHref("$translation_base_url/fr/edit");
    $this->assertLinkByHref("$translation_base_url/fr/delete");

    // Check translation saved proper.
    $this->drupalGet("$translation_base_url/fr/edit");
    $this->assertFieldByName('config_names[system.site][name][translation]', $fr_site_name);
    $this->assertFieldByName('config_names[system.site][slogan][translation]', $fr_site_slogan);

    // Check French translation of site name and slogan are in place.
    $this->drupalGet('fr');
    $this->assertRaw($fr_site_name);
    $this->assertRaw($fr_site_slogan);

    // Visit French site to ensure base language string present as source.
    $this->drupalGet("fr/$translation_base_url/fr/edit");
    $this->assertText($site_name);
    $this->assertText($site_slogan);
  }

  /**
   * Tests the site information translation interface.
   */
  public function testSourceValueDuplicateSave() {
    $this->drupalLogin($this->admin_user);

    $site_name = 'Site name for testing configuration translation';
    $site_slogan = 'Site slogan for testing configuration translation';
    $translation_base_url = 'admin/config/system/site-information/translate';
    $this->setSiteInformation($site_name, $site_slogan);

    $this->drupalGet($translation_base_url);

    // Case 1: Update new value for site slogan and site name.
    $edit = array(
      'config_names[system.site][name][translation]' => 'FR ' . $site_name,
      'config_names[system.site][slogan][translation]' => 'FR ' . $site_slogan,
    );
    // First time, no overrides, so just Add link.
    $this->drupalPostForm("$translation_base_url/fr/add", $edit, t('Save translation'));

    // Read overridden file from active config.
175
    $override = \Drupal::languageManager()->getLanguageConfigOverride('fr', 'system.site');
176 177 178 179 180 181

    // Expect both name and slogan in language specific file.
    $expected = array(
      'name' => 'FR ' . $site_name,
      'slogan' => 'FR ' . $site_slogan,
    );
182
    $this->assertEqual($expected, $override->get());
183 184 185 186 187 188 189 190 191 192 193 194 195

    // Case 2: Update new value for site slogan and default value for site name.
    $this->drupalGet("$translation_base_url/fr/edit");
    // Assert that the language configuration does not leak outside of the
    // translation form into the actual site name and slogan.
    $this->assertNoText('FR ' . $site_name);
    $this->assertNoText('FR ' . $site_slogan);
    $edit = array(
      'config_names[system.site][name][translation]' => $site_name,
      'config_names[system.site][slogan][translation]' => 'FR ' . $site_slogan,
    );
    $this->drupalPostForm(NULL, $edit, t('Save translation'));
    $this->assertRaw(t('Successfully updated @language translation.', array('@language' => 'French')));
196
    $override = \Drupal::languageManager()->getLanguageConfigOverride('fr', 'system.site');
197 198

    // Expect only slogan in language specific file.
199 200
    $expected = 'FR ' . $site_slogan;
    $this->assertEqual($expected, $override->get('slogan'));
201 202 203 204 205 206 207 208 209

    // Case 3: Keep default value for site name and slogan.
    $this->drupalGet("$translation_base_url/fr/edit");
    $this->assertNoText('FR ' . $site_slogan);
    $edit = array(
      'config_names[system.site][name][translation]' => $site_name,
      'config_names[system.site][slogan][translation]' => $site_slogan,
    );
    $this->drupalPostForm(NULL, $edit, t('Save translation'));
210
    $override = \Drupal::languageManager()->getLanguageConfigOverride('fr', 'system.site');
211 212

    // Expect no language specific file.
213
    $this->assertTrue($override->isNew());
214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230

    // Check configuration page with translator user. Should have no access.
    $this->drupalLogout();
    $this->drupalLogin($this->translator_user);
    $this->drupalGet('admin/config/system/site-information');
    $this->assertResponse(403);

    // While translator can access the translation page, the edit link is not
    // present due to lack of permissions.
    $this->drupalGet($translation_base_url);
    $this->assertNoLink(t('Edit'));

    // Check 'Add' link for French.
    $this->assertLinkByHref("$translation_base_url/fr/add");
  }

  /**
231
   * Tests the contact form translation.
232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270
   */
  public function testContactConfigEntityTranslation() {
    $this->drupalLogin($this->admin_user);

    $this->drupalGet('admin/structure/contact');

    // Check for default contact form configuration entity from Contact module.
    $this->assertLinkByHref('admin/structure/contact/manage/feedback');

    // Save default language configuration.
    $label = 'Send your feedback';
    $edit = array(
      'label' => $label,
      'recipients' => 'sales@example.com,support@example.com',
      'reply' => 'Thank you for your mail',
    );
    $this->drupalPostForm('admin/structure/contact/manage/feedback', $edit, t('Save'));

    // Ensure translation link is present.
    $translation_base_url = 'admin/structure/contact/manage/feedback/translate';
    $this->assertLinkByHref($translation_base_url);

    // Visit the form to confirm the changes.
    $this->drupalGet('contact/feedback');
    $this->assertText($label);

    foreach ($this->langcodes as $langcode) {
      $this->drupalGet($translation_base_url);

      // 'Add' link should be present for $langcode translation.
      $translation_page_url = "$translation_base_url/$langcode/add";
      $this->assertLinkByHref($translation_page_url);

      // Make sure original text is present on this page.
      $this->drupalGet($translation_page_url);
      $this->assertText($label);

      // Update translatable fields.
      $edit = array(
271 272
        'config_names[contact.form.feedback][label][translation]' => 'Website feedback - ' . $langcode,
        'config_names[contact.form.feedback][reply][translation]' => 'Thank you for your mail - ' . $langcode,
273 274 275 276 277 278
      );

      // Save language specific version of form.
      $this->drupalPostForm($translation_page_url, $edit, t('Save translation'));

      // Expect translated values in language specific file.
279
      $override = \Drupal::languageManager()->getLanguageConfigOverride($langcode, 'contact.form.feedback');
280 281 282 283
      $expected = array(
        'label' => 'Website feedback - ' . $langcode,
        'reply' => 'Thank you for your mail - ' . $langcode,
      );
284
      $this->assertEqual($expected, $override->get());
285 286 287 288 289 290 291 292 293 294 295 296

      // Check for edit, delete links (and no 'add' link) for $langcode.
      $this->assertNoLinkByHref("$translation_base_url/$langcode/add");
      $this->assertLinkByHref("$translation_base_url/$langcode/edit");
      $this->assertLinkByHref("$translation_base_url/$langcode/delete");

      // Visit language specific version of form to check label.
      $this->drupalGet($langcode . '/contact/feedback');
      $this->assertText('Website feedback - ' . $langcode);

      // Submit feedback.
      $edit = array(
297 298
        'subject[0][value]' => 'Test subject',
        'message[0][value]' => 'Test message',
299 300 301 302 303 304 305 306 307 308 309
      );
      $this->drupalPostForm(NULL, $edit, t('Send message'));
    }

    // Now that all language translations are present, check translation and
    // original text all appear in any translated page on the translation
    // forms.
    foreach ($this->langcodes as $langcode) {
      $langcode_prefixes = array_merge(array(''), $this->langcodes);
      foreach ($langcode_prefixes as $langcode_prefix) {
        $this->drupalGet(ltrim("$langcode_prefix/$translation_base_url/$langcode/edit"));
310
        $this->assertFieldByName('config_names[contact.form.feedback][label][translation]', 'Website feedback - ' . $langcode);
311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327
        $this->assertText($label);
      }
    }

    // We get all emails so no need to check inside the loop.
    $captured_emails = $this->drupalGetMails();

    // Check language specific auto reply text in email body.
    foreach ($captured_emails as $email) {
      if ($email['id'] == 'contact_page_autoreply') {
        // Trim because we get an added newline for the body.
        $this->assertEqual(trim($email['body']), 'Thank you for your mail - ' . $email['langcode']);
      }
    }

    // Test that delete links work and operations perform properly.
    foreach ($this->langcodes as $langcode) {
328
      $replacements = array('%label' => t('!label !entity_type', array('!label' => $label, '!entity_type' => Unicode::strtolower(t('Contact form')))), '@language' => language_load($langcode)->name);
329 330 331 332 333 334 335 336 337 338 339 340 341

      $this->drupalGet("$translation_base_url/$langcode/delete");
      $this->assertRaw(t('Are you sure you want to delete the @language translation of %label?', $replacements));
      // Assert link back to list page to cancel delete is present.
      $this->assertLinkByHref($translation_base_url);

      $this->drupalPostForm(NULL, array(), t('Delete'));
      $this->assertRaw(t('@language translation of %label was deleted', $replacements));
      $this->assertLinkByHref("$translation_base_url/$langcode/add");
      $this->assertNoLinkByHref("translation_base_url/$langcode/edit");
      $this->assertNoLinkByHref("$translation_base_url/$langcode/delete");

      // Expect no language specific file present anymore.
342
      $override = \Drupal::languageManager()->getLanguageConfigOverride($langcode, 'contact.form.feedback');
343
      $this->assertTrue($override->isNew());
344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399
    }

    // Check configuration page with translator user. Should have no access.
    $this->drupalLogout();
    $this->drupalLogin($this->translator_user);
    $this->drupalGet('admin/structure/contact/manage/feedback');
    $this->assertResponse(403);

    // While translator can access the translation page, the edit link is not
    // present due to lack of permissions.
    $this->drupalGet($translation_base_url);
    $this->assertNoLink(t('Edit'));

    // Check 'Add' link for French.
    $this->assertLinkByHref("$translation_base_url/fr/add");
  }

  /**
   * Tests date format translation.
   */
  public function testDateFormatTranslation() {
    $this->drupalLogin($this->admin_user);

    $this->drupalGet('admin/config/regional/date-time');

    // Check for medium format.
    $this->assertLinkByHref('admin/config/regional/date-time/formats/manage/medium');

    // Save default language configuration for a new format.
    $edit = array(
      'label' => 'Custom medium date',
      'id' => 'custom_medium',
      'date_format_pattern' => 'Y. m. d. H:i',
    );
    $this->drupalPostForm('admin/config/regional/date-time/formats/add', $edit, t('Add format'));

    // Test translating a default shipped format and our custom format.
    $formats = array(
      'medium' => 'Default medium date',
      'custom_medium' => 'Custom medium date',
    );
    foreach($formats as $id => $label) {
      $translation_base_url = 'admin/config/regional/date-time/formats/manage/' . $id . '/translate';

      $this->drupalGet($translation_base_url);

      // 'Add' link should be present for French translation.
      $translation_page_url = "$translation_base_url/fr/add";
      $this->assertLinkByHref($translation_page_url);

      // Make sure original text is present on this page.
      $this->drupalGet($translation_page_url);
      $this->assertText($label);

      // Update translatable fields.
      $edit = array(
400 401
        'config_names[core.date_format.' . $id . '][label][translation]' => $id . ' - FR',
        'config_names[core.date_format.' . $id . '][pattern][translation]' => 'D',
402 403 404 405 406 407
      );

      // Save language specific version of form.
      $this->drupalPostForm($translation_page_url, $edit, t('Save translation'));

      // Get translation and check we've got the right value.
408
      $override = \Drupal::languageManager()->getLanguageConfigOverride('fr', 'core.date_format.' . $id);
409 410
      $expected = array(
        'label' => $id . ' - FR',
411
        'pattern' => 'D',
412
      );
413
      $this->assertEqual($expected, $override->get());
414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491

      // Formatting the date 8 / 27 / 1985 @ 13:37 EST with pattern D should
      // display "Tue".
      $formatted_date = format_date(494015820, $id, NULL, NULL, 'fr');
      $this->assertEqual($formatted_date, 'Tue', 'Got the right formatted date using the date format translation pattern.');
    }
  }

  /**
   * Tests the account settings translation interface.
   *
   * This is the only special case so far where we have multiple configuration
   * names involved building up one configuration translation form. Test that
   * the translations are saved for all configuration names properly.
   */
  public function testAccountSettingsConfigurationTranslation() {
    $this->drupalLogin($this->admin_user);

    $this->drupalGet('admin/config/people/accounts/translate');
    $this->assertLinkByHref('admin/config/people/accounts/translate/fr/add');

    // Update account settings fields for French.
    $edit = array(
      'config_names[user.settings][anonymous][translation]' => 'Anonyme',
      'config_names[user.mail][status_blocked][status_blocked.subject][translation]' => 'Testing, your account is blocked.',
      'config_names[user.mail][status_blocked][status_blocked.body][translation]' => 'Testing account blocked body.',
    );

    $this->drupalPostForm('admin/config/people/accounts/translate/fr/add', $edit, t('Save translation'));

    // Make sure the changes are saved and loaded back properly.
    $this->drupalGet('admin/config/people/accounts/translate/fr/edit');
    foreach ($edit as $key => $value) {
      // Check the translations appear in the right field type as well.
      $xpath = '//' . (strpos($key, '.body') ? 'textarea' : 'input') . '[@name="'. $key . '"]';
      $this->assertFieldByXPath($xpath, $value);
    }
    // Check that labels for email settings appear.
    $this->assertText(t('Account cancellation confirmation'));
    $this->assertText(t('Password recovery'));
  }

  /**
   * Tests source and target language edge cases.
   */
  public function testSourceAndTargetLanguage() {
    $this->drupalLogin($this->admin_user);

    // Loading translation page for not-specified language (und)
    // should return 403.
    $this->drupalGet('admin/config/system/site-information/translate/und/add');
    $this->assertResponse(403);

    // Check the source language doesn't have 'Add' or 'Delete' link and
    // make sure source language edit goes to original configuration page
    // not the translation specific edit page.
    $this->drupalGet('admin/config/system/site-information/translate');
    $this->assertNoLinkByHref('admin/config/system/site-information/translate/en/edit');
    $this->assertNoLinkByHref('admin/config/system/site-information/translate/en/add');
    $this->assertNoLinkByHref('admin/config/system/site-information/translate/en/delete');
    $this->assertLinkByHref('admin/config/system/site-information');

    // Translation addition to source language should return 403.
    $this->drupalGet('admin/config/system/site-information/translate/en/add');
    $this->assertResponse(403);

    // Translation editing in source language should return 403.
    $this->drupalGet('admin/config/system/site-information/translate/en/edit');
    $this->assertResponse(403);

    // Translation deletion in source language should return 403.
    $this->drupalGet('admin/config/system/site-information/translate/en/delete');
    $this->assertResponse(403);

    // Set default language of site information to not-specified language (und).
    $this->container
      ->get('config.factory')
      ->get('system.site')
492
      ->set('langcode', LanguageInterface::LANGCODE_NOT_SPECIFIED)
493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510
      ->save();

    // Make sure translation tab does not exist on the configuration page.
    $this->drupalGet('admin/config/system/site-information');
    $this->assertNoLinkByHref('admin/config/system/site-information/translate');

    // If source language is not specified, translation page should be 403.
    $this->drupalGet('admin/config/system/site-information/translate');
    $this->assertResponse(403);
  }

  /**
   * Tests the views translation interface.
   */
  public function testViewsTranslationUI() {
    $this->drupalLogin($this->admin_user);

    // Assert contextual link related to views.
511
    $ids = array('entity.view.edit_form:view=frontpage:location=page&name=frontpage&display_id=page_1');
512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559
    $response = $this->renderContextualLinks($ids, 'node');
    $this->assertResponse(200);
    $json = Json::decode($response);
    $this->assertTrue(strpos($json[$ids[0]], t('Translate view')), 'Translate view contextual link added.');

    $description = 'All content promoted to the front page.';
    $human_readable_name = 'Frontpage';
    $display_settings_master = 'Master';
    $display_options_master = '(Empty)';
    $translation_base_url = 'admin/structure/views/view/frontpage/translate';

    $this->drupalGet($translation_base_url);

    // Check 'Add' link of French to visit add page.
    $this->assertLinkByHref("$translation_base_url/fr/add");
    $this->clickLink(t('Add'));

    // Make sure original text is present on this page.
    $this->assertRaw($description);
    $this->assertRaw($human_readable_name);

    // Update Views Fields for French.
    $edit = array(
      'config_names[views.view.frontpage][description][translation]' => $description . " FR",
      'config_names[views.view.frontpage][label][translation]' => $human_readable_name . " FR",
      'config_names[views.view.frontpage][display][default][display.default.display_title][translation]' => $display_settings_master . " FR",
      'config_names[views.view.frontpage][display][default][display_options][display.default.display_options.title][translation]' => $display_options_master . " FR",
    );
    $this->drupalPostForm("$translation_base_url/fr/add", $edit, t('Save translation'));
    $this->assertRaw(t('Successfully saved @language translation.', array('@language' => 'French')));

    // Check for edit, delete links (and no 'add' link) for French language.
    $this->assertNoLinkByHref("$translation_base_url/fr/add");
    $this->assertLinkByHref("$translation_base_url/fr/edit");
    $this->assertLinkByHref("$translation_base_url/fr/delete");

    // Check translation saved proper.
    $this->drupalGet("$translation_base_url/fr/edit");
    $this->assertFieldByName('config_names[views.view.frontpage][description][translation]', $description . " FR");
    $this->assertFieldByName('config_names[views.view.frontpage][label][translation]', $human_readable_name . " FR");
    $this->assertFieldByName('config_names[views.view.frontpage][display][default][display.default.display_title][translation]', $display_settings_master . " FR");
    $this->assertFieldByName('config_names[views.view.frontpage][display][default][display_options][display.default.display_options.title][translation]', $display_options_master . " FR");
  }

  /**
   * Test translation storage in locale storage.
   */
  public function testLocaleDBStorage() {
560 561 562 563 564 565
    // Enable import of translations. By default this is disabled for automated
    // tests.
    \Drupal::config('locale.settings')
      ->set('translation.import_enabled', TRUE)
      ->save();

566 567 568
    $this->drupalLogin($this->admin_user);

    $langcode = 'xx';
569
    $name = $this->randomMachineName(16);
570 571 572 573
    $edit = array(
      'predefined_langcode' => 'custom',
      'langcode' => $langcode,
      'name' => $name,
574
      'direction' => Language::DIRECTION_LTR,
575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 655 656 657 658 659 660 661 662 663 664 665 666 667 668 669 670 671 672 673 674 675 676 677 678 679 680 681 682 683 684 685 686 687 688 689 690 691 692 693 694 695 696 697 698 699 700 701 702 703 704 705 706 707 708 709 710 711 712 713 714 715 716 717 718 719 720
    );
    $this->drupalPostForm('admin/config/regional/language/add', $edit, t('Add custom language'));

    // Make sure there is no translation stored in locale storage before edit.
    $translation = $this->getTranslation('user.settings', 'anonymous', 'fr');
    $this->assertTrue(empty($translation));

    // Add custom translation.
    $edit = array(
      'config_names[user.settings][anonymous][translation]' => 'Anonyme',
    );
    $this->drupalPostForm('admin/config/people/accounts/translate/fr/add', $edit, t('Save translation'));

    // Make sure translation stored in locale storage after saved language
    // specific configuration translation.
    $translation = $this->getTranslation('user.settings', 'anonymous', 'fr');
    $this->assertEqual('Anonyme', $translation->getString());

    // revert custom translations to base translation.
    $edit = array(
      'config_names[user.settings][anonymous][translation]' => 'Anonymous',
    );
    $this->drupalPostForm('admin/config/people/accounts/translate/fr/edit', $edit, t('Save translation'));

    // Make sure there is no translation stored in locale storage after revert.
    $translation = $this->getTranslation('user.settings', 'anonymous', 'fr');
    $this->assertEqual('Anonymous', $translation->getString());
  }

  /**
   * Tests the single language existing.
   */
  public function testSingleLanguageUI() {
    $this->drupalLogin($this->admin_user);

    // Delete French language
    $this->drupalPostForm('admin/config/regional/language/delete/fr', array(), t('Delete'));
    $this->assertRaw(t('The %language (%langcode) language has been removed.', array('%language' => 'French', '%langcode' => 'fr')));

    // Change default language to Tamil.
    $edit = array(
      'site_default_language' => 'ta',
    );
    $this->drupalPostForm('admin/config/regional/settings', $edit, t('Save configuration'));
    $this->assertRaw(t('The configuration options have been saved.'));

    // Delete English language
    $this->drupalPostForm('admin/config/regional/language/delete/en', array(), t('Delete'));
    $this->assertRaw(t('The %language (%langcode) language has been removed.', array('%language' => 'English', '%langcode' => 'en')));

    // Visit account setting translation page, this should not
    // throw any notices.
    $this->drupalGet('admin/config/people/accounts/translate');
    $this->assertResponse(200);
  }

  /**
   * Tests the config_translation_info_alter() hook.
   */
  public function testAlterInfo() {
    $this->drupalLogin($this->admin_user);

    $this->container->get('state')->set('config_translation_test_config_translation_info_alter', TRUE);
    $this->container->get('plugin.manager.config_translation.mapper')->clearCachedDefinitions();

    // Check out if the translation page has the altered in settings.
    $this->drupalGet('admin/config/system/site-information/translate/fr/add');
    $this->assertText(t('Feed channel'));
    $this->assertText(t('Feed description'));

    // Check if the translation page does not have the altered out settings.
    $this->drupalGet('admin/config/people/accounts/translate/fr/add');
    $this->assertText(t('Name'));
    $this->assertNoText(t('Account cancellation confirmation'));
    $this->assertNoText(t('Password recovery'));
  }

  /**
   * Gets translation from locale storage.
   *
   * @param $config_name
   *   Configuration object.
   * @param $key
   *   Translation configuration field key.
   * @param $langcode
   *   String language code to load translation.
   *
   * @return bool|mixed
   *   Returns translation if exists, FALSE otherwise.
   */
  protected function getTranslation($config_name, $key, $langcode) {
    $settings_locations = $this->localeStorage->getLocations(array('type' => 'configuration', 'name' => $config_name));
    $this->assertTrue(!empty($settings_locations), format_string('Configuration locations found for %config_name.', array('%config_name' => $config_name)));

    if (!empty($settings_locations)) {
      $source = $this->container->get('config.factory')->get($config_name)->get($key);
      $source_string = $this->localeStorage->findString(array('source' => $source, 'type' => 'configuration'));
      $this->assertTrue(!empty($source_string), format_string('Found string for %config_name.%key.', array('%config_name' => $config_name, '%key' => $key)));

      if (!empty($source_string)) {
        $conditions = array(
          'lid' => $source_string->lid,
          'language' => $langcode,
        );
        $translations = $this->localeStorage->getTranslations($conditions + array('translated' => TRUE));
        return reset($translations);
      }
    }
    return FALSE;
  }

  /**
   * Sets site name and slogan for default language, helps in tests.
   *
   * @param string $site_name
   * @param string $site_slogan
   */
  protected function setSiteInformation($site_name, $site_slogan) {
    $edit = array(
      'site_name' => $site_name,
      'site_slogan' => $site_slogan,
    );
    $this->drupalPostForm('admin/config/system/site-information', $edit, t('Save configuration'));
    $this->assertRaw(t('The configuration options have been saved.'));
  }

  /**
   * Get server-rendered contextual links for the given contextual link ids.
   *
   * @param array $ids
   *   An array of contextual link ids.
   * @param string $current_path
   *   The Drupal path for the page for which the contextual links are rendered.
   *
   * @return string
   *   The response body.
   */
  protected function renderContextualLinks($ids, $current_path) {
    $post = array();
    for ($i = 0; $i < count($ids); $i++) {
      $post['ids[' . $i . ']'] = $ids[$i];
    }
    return $this->drupalPost('contextual/render', 'application/json', $post, array('query' => array('destination' => $current_path)));
  }

}