Move into nested docroot

web/core/modules/locale/tests/locale_test.js

@@ -0,0 +1,52 @@
+/**
+ * @file
+ * JavaScript for locale_test.module.
+ *
+ * @ignore
+ */
+
+Drupal.t("Standard Call t");
+Drupal
+  .
+  t
+  (
+    "Whitespace Call t"
+  )
+;
+
+Drupal.t('Single Quote t');
+Drupal.t('Single Quote \'Escaped\' t');
+Drupal.t('Single Quote ' + 'Concat ' + 'strings ' + 't');
+
+Drupal.t("Double Quote t");
+Drupal.t("Double Quote \"Escaped\" t");
+Drupal.t("Double Quote " + "Concat " + "strings " + "t");
+
+Drupal.t("Context Unquoted t", {}, {context: "Context string unquoted"});
+Drupal.t("Context Single Quoted t", {}, {'context': "Context string single quoted"});
+Drupal.t("Context Double Quoted t", {}, {"context": "Context string double quoted"});
+
+Drupal.t("Context !key Args t", {'!key': 'value'}, {context: "Context string"});
+
+Drupal.formatPlural(1, "Standard Call plural", "Standard Call @count plural");
+Drupal
+  .
+  formatPlural
+  (
+    1,
+    "Whitespace Call plural",
+    "Whitespace Call @count plural"
+  )
+;
+
+Drupal.formatPlural(1, 'Single Quote plural', 'Single Quote @count plural');
+Drupal.formatPlural(1, 'Single Quote \'Escaped\' plural', 'Single Quote \'Escaped\' @count plural');
+
+Drupal.formatPlural(1, "Double Quote plural", "Double Quote @count plural");
+Drupal.formatPlural(1, "Double Quote \"Escaped\" plural", "Double Quote \"Escaped\" @count plural");
+
+Drupal.formatPlural(1, "Context Unquoted plural", "Context Unquoted @count plural", {}, {context: "Context string unquoted"});
+Drupal.formatPlural(1, "Context Single Quoted plural", "Context Single Quoted @count plural", {}, {'context': "Context string single quoted"});
+Drupal.formatPlural(1, "Context Double Quoted plural", "Context Double Quoted @count plural", {}, {"context": "Context string double quoted"});
+
+Drupal.formatPlural(1, "Context !key Args plural", "Context !key Args @count plural", {'!key': 'value'}, {context: "Context string"});

web/core/modules/locale/tests/modules/early_translation_test/early_translation_test.info.yml

@@ -0,0 +1,7 @@
+name: 'Early translation test'
+type: module
+description: 'Support module for testing early bootstrap getting of annotations with translations.'
+core: 8.x
+package: Testing
+version: VERSION
+

web/core/modules/locale/tests/modules/early_translation_test/early_translation_test.services.yml

@@ -0,0 +1,6 @@
+services:
+  early_translation_test.authentication.early_translation_test:
+    class: Drupal\early_translation_test\Auth
+    arguments: ['@entity.manager']
+    tags:
+      - { name: authentication_provider, provider_id: 'early_translation_test', priority: 100 }

web/core/modules/locale/tests/modules/early_translation_test/src/Auth.php

@@ -0,0 +1,50 @@
+<?php
+
+namespace Drupal\early_translation_test;
+
+use Drupal\Core\Authentication\AuthenticationProviderInterface;
+use Drupal\Core\Entity\EntityManagerInterface;
+use Symfony\Component\HttpFoundation\Request;
+
+/**
+ * Test authentication provider.
+ */
+class Auth implements AuthenticationProviderInterface {
+
+  /**
+   * The user storage.
+   *
+   * @var \Drupal\user\UserStorageInterface
+   */
+  protected $userStorage;
+
+  /**
+   * Constructs an authentication provider object.
+   *
+   * @param \Drupal\Core\Entity\EntityManagerInterface $entity_manager
+   *   The entity manager service.
+   */
+  public function __construct(EntityManagerInterface $entity_manager) {
+    // Authentication providers are called early during in the bootstrap.
+    // Getting the user storage used to result in a circular reference since
+    // translation involves a call to \Drupal\locale\LocaleLookup that tries to
+    // get the user roles.
+    // @see https://www.drupal.org/node/2241461
+    $this->userStorage = $entity_manager->getStorage('user');
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function applies(Request $request) {
+    return FALSE;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function authenticate(Request $request) {
+    return NULL;
+  }
+
+}

web/core/modules/locale/tests/modules/locale_test/config/install/language/de/locale_test.translation.yml

@@ -0,0 +1 @@
+test: German test

web/core/modules/locale/tests/modules/locale_test/config/install/locale_test.no_translation.yml

@@ -0,0 +1 @@
+test: Test

web/core/modules/locale/tests/modules/locale_test/config/install/locale_test.translation.yml

@@ -0,0 +1 @@
+test: English test

web/core/modules/locale/tests/modules/locale_test/config/optional/block.block.test_default_config.yml

@@ -0,0 +1,19 @@
+langcode: en
+status: true
+dependencies:
+  theme:
+    - classy
+id: test_default_config
+theme: classy
+region: content
+weight: -40
+provider: null
+plugin: local_tasks_block
+settings:
+  id: local_tasks_block
+  label: Tabs
+  provider: core
+  label_display: '0'
+  primary: true
+  secondary: true
+visibility: {  }

web/core/modules/locale/tests/modules/locale_test/config/schema/locale_test.schema.yml

@@ -0,0 +1,21 @@
+# Schema for the configuration files of the Locale Test module.
+
+locale_test.no_translation:
+  type: config_object
+  label: 'No traslation settings'
+  mapping:
+    test:
+      type: string
+      label: 'Test'
+      # See \Drupal\Tests\locale\Kernel\LocaleConfigSubscriberTest
+      translatable: true
+
+locale_test.translation:
+  type: config_object
+  label: 'translation settings'
+  mapping:
+    test:
+      type: string
+      label: 'Test'
+      # See \Drupal\Tests\locale\Kernel\LocaleConfigSubscriberTest
+      translatable: true

web/core/modules/locale/tests/modules/locale_test/locale_test.info.yml

@@ -0,0 +1,9 @@
+name: 'Locale test'
+type: module
+description: 'Support module for locale module testing.'
+package: Testing
+version: '1.2'
+core: 8.x
+hidden: true
+'interface translation project': locale_test
+'interface translation server pattern': core/modules/locale/test/test.%language.po

web/core/modules/locale/tests/modules/locale_test/locale_test.install

@@ -0,0 +1,15 @@
+<?php
+
+/**
+ * @file
+ * Install, update and uninstall functions for the locale_test module.
+ */
+
+/**
+ * Implements hook_uninstall().
+ */
+function locale_test_uninstall() {
+  // Clear variables.
+  \Drupal::state()->delete('locale.test_system_info_alter');
+  \Drupal::state()->delete('locale.test_projects_alter');
+}

web/core/modules/locale/tests/modules/locale_test/locale_test.module

@@ -0,0 +1,205 @@
+<?php
+
+/**
+ * @file
+ * Simulate a custom module with a local po file.
+ */
+
+use Drupal\Core\Extension\Extension;
+use Drupal\Core\StreamWrapper\PublicStream;
+
+/**
+ * Implements hook_system_info_alter().
+ *
+ * Make the test scripts to be believe this is not a hidden test module, but
+ * a regular custom module.
+ */
+function locale_test_system_info_alter(&$info, Extension $file, $type) {
+  // Only modify the system info if required.
+  // By default the locale_test modules are hidden and have a project specified.
+  // To test the module detection process by locale_project_list() the
+  // test modules should mimic a custom module. I.e. be non-hidden.
+  if (\Drupal::state()->get('locale.test_system_info_alter')) {
+    if ($file->getName() == 'locale_test' || $file->getName() == 'locale_test_translate') {
+      // Don't hide the module.
+      $info['hidden'] = FALSE;
+    }
+  }
+}
+
+/**
+ * Implements hook_locale_translation_projects_alter().
+ *
+ * The translation status process by default checks the status of the installed
+ * projects. This function replaces the data of the installed modules by a
+ * predefined set of modules with fixed file names and release versions. Project
+ * names, versions, timestamps etc must be fixed because they must match the
+ * files created by the test script.
+ *
+ * The "locale.test_projects_alter" state variable must be set by the
+ * test script in order for this hook to take effect.
+ */
+function locale_test_locale_translation_projects_alter(&$projects) {
+  // Drupal core should not be translated. By overriding the server pattern we
+  // make sure that no translation for drupal core will be found and that the
+  // translation update system will not go out to l.d.o to check.
+  $projects['drupal']['server_pattern'] = 'translations://';
+
+  if (\Drupal::state()->get('locale.remove_core_project')) {
+    unset($projects['drupal']);
+  }
+
+  if (\Drupal::state()->get('locale.test_projects_alter')) {
+
+    // Instead of the default ftp.drupal.org we use the file system of the test
+    // instance to simulate a remote file location.
+    $url = \Drupal::url('<front>', [], ['absolute' => TRUE]);
+    $remote_url = $url . PublicStream::basePath() . '/remote/';
+
+    // Completely replace the project data with a set of test projects.
+    $projects = array(
+      'contrib_module_one' => array(
+        'name' => 'contrib_module_one',
+        'info' => array(
+          'name' => 'Contributed module one',
+          'interface translation server pattern' => $remote_url . '%core/%project/%project-%version.%language._po',
+          'package' => 'Other',
+          'version' => '8.x-1.1',
+          'project' => 'contrib_module_one',
+          'datestamp' => '1344471537',
+          '_info_file_ctime' => 1348767306,
+        ),
+        'datestamp' => '1344471537',
+        'project_type' => 'module',
+        'project_status' => TRUE,
+      ),
+      'contrib_module_two' => array(
+        'name' => 'contrib_module_two',
+        'info' => array(
+          'name' => 'Contributed module two',
+          'interface translation server pattern' => $remote_url . '%core/%project/%project-%version.%language._po',
+          'package' => 'Other',
+          'version' => '8.x-2.0-beta4',
+          'project' => 'contrib_module_two',
+          'datestamp' => '1344471537',
+          '_info_file_ctime' => 1348767306,
+        ),
+        'datestamp' => '1344471537',
+        'project_type' => 'module',
+        'project_status' => TRUE,
+      ),
+      'contrib_module_three' => array(
+        'name' => 'contrib_module_three',
+        'info' => array(
+          'name' => 'Contributed module three',
+          'interface translation server pattern' => $remote_url . '%core/%project/%project-%version.%language._po',
+          'package' => 'Other',
+          'version' => '8.x-1.0',
+          'project' => 'contrib_module_three',
+          'datestamp' => '1344471537',
+          '_info_file_ctime' => 1348767306,
+        ),
+        'datestamp' => '1344471537',
+        'project_type' => 'module',
+        'project_status' => TRUE,
+      ),
+      'locale_test' => array(
+        'name' => 'locale_test',
+        'info' => array(
+          'name' => 'Locale test',
+          'interface translation project' => 'locale_test',
+          'interface translation server pattern' => 'core/modules/locale/tests/test.%language.po',
+          'package' => 'Other',
+          'version' => NULL,
+          'project' => 'locale_test',
+          '_info_file_ctime' => 1348767306,
+          'datestamp' => 0,
+        ),
+        'datestamp' => 0,
+        'project_type' => 'module',
+        'project_status' => TRUE,
+      ),
+      'custom_module_one' => array(
+        'name' => 'custom_module_one',
+        'info' => array(
+          'name' => 'Custom module one',
+          'interface translation project' => 'custom_module_one',
+          'interface translation server pattern' => 'translations://custom_module_one.%language.po',
+          'package' => 'Other',
+          'version' => NULL,
+          'project' => 'custom_module_one',
+          '_info_file_ctime' => 1348767306,
+          'datestamp' => 0,
+        ),
+        'datestamp' => 0,
+        'project_type' => 'module',
+        'project_status' => TRUE,
+      ),
+    );
+  }
+}
+
+/**
+ * Implements hook_language_fallback_candidates_OPERATION_alter().
+ */
+function locale_test_language_fallback_candidates_locale_lookup_alter(array &$candidates, array $context) {
+  \Drupal::state()->set('locale.test_language_fallback_candidates_locale_lookup_alter_candidates', $candidates);
+  \Drupal::state()->set('locale.test_language_fallback_candidates_locale_lookup_alter_context', $context);
+}
+
+/**
+ * Implements hook_theme().
+ */
+function locale_test_theme() {
+  $return = [];
+
+  $return['locale_test_tokenized'] = [
+    'variable' => ['content' => ''],
+  ];
+
+  return $return;
+}
+
+/**
+ * Implements hook_token_info().
+ */
+function locale_test_token_info() {
+  $info = [];
+
+  $info['types']['locale_test'] = [
+    'name' => t('Locale test'),
+    'description' => t('Locale test'),
+  ];
+
+  $info['tokens']['locale_test']['security_test1'] = [
+    'type' => 'text',
+    'name' => t('Security test 1'),
+  ];
+  $info['tokens']['locale_test']['security_test2'] = [
+    'type' => 'text',
+    'name' => t('Security test 2'),
+  ];
+
+  return $info;
+}
+
+/**
+ * Implements hook_tokens().
+ */
+function locale_test_tokens($type, $tokens, array $data = [], array $options = []) {
+  $return = [];
+  if ($type == 'locale_test') {
+    foreach ($tokens as $name => $original) {
+      switch ($name) {
+        case 'security_test1':
+          $return[$original] = "javascript:alert('Mooooh!');";
+          break;
+        case 'security_test2':
+          $return[$original] = "<script>alert('Mooooh!');</script>";
+          break;
+      }
+    }
+  }
+
+  return $return;
+}

web/core/modules/locale/tests/modules/locale_test/templates/locale-test-tokenized.html.twig

@@ -0,0 +1 @@
+{{ content }}

web/core/modules/locale/tests/modules/locale_test_development_release/locale_test_development_release.info.yml

@@ -0,0 +1,7 @@
+name: 'Locale Test Development Release'
+type: module
+description: 'Helper module to test the behaviour when the core verison is a development release.'
+package: Testing
+version: VERSION
+core: 8.x
+hidden: true

web/core/modules/locale/tests/modules/locale_test_development_release/locale_test_development_release.module

@@ -0,0 +1,42 @@
+<?php
+
+/**
+ * @file
+ * Simulate a Drupal version.
+ */
+
+use Drupal\Core\Extension\Extension;
+
+/**
+ * Implements hook_system_info_alter().
+ *
+ * Change the core version number to a development one for testing.
+ * 8.0.0-alpha102-dev is the simulated version.
+ */
+function locale_test_development_release_system_info_alter(&$info, Extension $file, $type) {
+  if (isset($info['package']) && $info['package'] == 'Core') {
+    $info['version'] = '8.0.0-alpha102-dev';
+  }
+}
+
+/**
+ * Implements hook_locale_translation_projects_alter().
+ *
+ * Add a contrib module with a dev release to list of translatable modules.
+ */
+function locale_test_development_release_locale_translation_projects_alter(&$projects) {
+  $projects['contrib'] = [
+    'name' => 'contrib',
+    'info' => array(
+      'name' => 'Contributed module',
+      'package' => 'Other',
+      'version' => '12.x-10.4-unstable11+14-dev',
+      'project' => 'contrib_module',
+      'datestamp' => '0',
+      '_info_file_ctime' => 1442933959,
+    ),
+    'datestamp' => '0',
+    'project_type' => 'module',
+    'project_status' => TRUE,
+  ];
+}

web/core/modules/locale/tests/modules/locale_test_translate/config/install/locale_test_translate.settings.yml

@@ -0,0 +1,3 @@
+translatable_no_default: ''
+translatable_default_with_translation: 'Locale can translate'
+translatable_default_with_no_translation: 'Locale can not translate'

web/core/modules/locale/tests/modules/locale_test_translate/config/schema/locale_test_translate.schema.yml

@@ -0,0 +1,10 @@
+locale_test_translate.settings:
+  type: config_object
+  label: 'Test for locale translations'
+  mapping:
+    translatable_no_default:
+      type: label
+    translatable_default_with_translation:
+      type: label
+    translatable_default_with_no_translation:
+      type: label

web/core/modules/locale/tests/modules/locale_test_translate/locale_test_translate.info.yml

@@ -0,0 +1,9 @@
+name: 'Locale test translate'
+type: module
+description: 'Translation test module for locale module testing.'
+package: Testing
+version: '1.3'
+core: 8.x
+hidden: true
+'interface translation project': locale_test_translate
+'interface translation server pattern': core/modules/locale/tests/test.%language.po

web/core/modules/locale/tests/modules/locale_test_translate/locale_test_translate.module

@@ -0,0 +1,22 @@
+<?php
+
+/**
+ * @file
+ * Simulates a custom module with a local po file.
+ */
+
+use Drupal\Core\Extension\Extension;
+
+/**
+ * Implements hook_system_info_alter().
+ *
+ * By default this modules is hidden but once enabled it behaves like a normal
+ * (not hidden) module. This hook implementation changes the .info.yml data by
+ * setting the hidden status to FALSE.
+ */
+function locale_test_translate_system_info_alter(&$info, Extension $file, $type) {
+  if ($file->getName() == 'locale_test_translate') {
+    // Don't hide the module.
+    $info['hidden'] = FALSE;
+  }
+}

web/core/modules/locale/tests/src/Kernel/LocaleConfigManagerTest.php

@@ -0,0 +1,123 @@
+<?php
+
+namespace Drupal\Tests\locale\Kernel;
+
+use Drupal\block\Entity\Block;
+use Drupal\language\Entity\ConfigurableLanguage;
+use Drupal\KernelTests\KernelTestBase;
+
+/**
+ * Tests that the locale config manager operates correctly.
+ *
+ * @group locale
+ */
+class LocaleConfigManagerTest extends KernelTestBase {
+
+  /**
+   * A list of modules to install for this test.
+   *
+   * @var array
+   */
+  public static $modules = array('system', 'language', 'locale', 'locale_test', 'block');
+
+  /**
+   * This test creates simple config on the fly breaking schema checking.
+   *
+   * @var bool
+   */
+  protected $strictConfigSchema = FALSE;
+
+  /**
+   * Tests hasTranslation().
+   */
+  public function testHasTranslation() {
+    $this->installSchema('locale', array('locales_location', 'locales_source', 'locales_target'));
+    $this->installConfig(array('locale_test'));
+    $locale_config_manager = \Drupal::service('locale.config_manager');
+
+    $language = ConfigurableLanguage::createFromLangcode('de');
+    $language->save();
+    $result = $locale_config_manager->hasTranslation('locale_test.no_translation', $language->getId());
+    $this->assertFalse($result, 'There is no translation for locale_test.no_translation configuration.');
+
+    $result = $locale_config_manager->hasTranslation('locale_test.translation', $language->getId());
+    $this->assertTrue($result, 'There is a translation for locale_test.translation configuration.');
+  }
+
+  /**
+   * Tests getStringTranslation().
+   */
+  public function testGetStringTranslation() {
+    $this->installSchema('locale', array('locales_location', 'locales_source', 'locales_target'));
+    $this->installConfig(array('locale_test'));
+
+    $locale_config_manager = \Drupal::service('locale.config_manager');
+
+    $language = ConfigurableLanguage::createFromLangcode('de');
+    $language->save();
+
+    $translation_before = $locale_config_manager->getStringTranslation('locale_test.no_translation', $language->getId(), 'Test', '');
+    $this->assertTrue($translation_before->isNew());
+    $translation_before->setString('translation')->save();
+
+    $translation_after = $locale_config_manager->getStringTranslation('locale_test.no_translation', $language->getId(), 'Test', '');
+    $this->assertFalse($translation_after->isNew());
+    $translation_after->setString('updated_translation')->save();
+  }
+
+  /**
+   * Tests getDefaultConfigLangcode().
+   */
+  public function testGetDefaultConfigLangcode() {
+    // Install the Language module's configuration so we can use the
+    // module_installer service.
+    $this->installConfig(['language']);
+    $this->assertNull(\Drupal::service('locale.config_manager')->getDefaultConfigLangcode('locale_test_translate.settings'), 'Before installing a module the locale config manager can not access the shipped configuration.');
+    \Drupal::service('module_installer')->install(['locale_test_translate']);
+    $this->assertEqual('en', \Drupal::service('locale.config_manager')->getDefaultConfigLangcode('locale_test_translate.settings'), 'After installing a module the locale config manager can get the shipped configuration langcode.');
+
+    $simple_config = \Drupal::configFactory()->getEditable('locale_test_translate.simple_config_extra');
+    $simple_config->set('foo', 'bar')->save();
+    $this->assertNull(\Drupal::service('locale.config_manager')->getDefaultConfigLangcode($simple_config->getName()), 'Simple config created through the API is not treated as shipped configuration.');
+
+    $block = Block::create(array(
+      'id' => 'test_default_config',
+      'theme' => 'classy',
+      'status' => TRUE,
+      'region' => 'content',
+      'plugin' => 'local_tasks_block',
+      'settings' => [
+        'id' => 'local_tasks_block',
+        'label' => $this->randomMachineName(),
+        'provider' => 'core',
+        'label_display' => FALSE,
+        'primary' => TRUE,
+        'secondary' => TRUE,
+      ],
+    ));
+    $block->save();
+
+    // Install the theme after creating the block as installing the theme will
+    // install the block provided by the locale_test module.
+    \Drupal::service('theme_installer')->install(['classy']);
+
+    // The test_default_config block provided by the locale_test module will not
+    // be installed because a block with the same ID already exists.
+    $this->installConfig(['locale_test']);
+    $this->assertNull(\Drupal::service('locale.config_manager')->getDefaultConfigLangcode('block.block.test_default_config'), 'The block.block.test_default_config is not shipped configuration.');
+    // Delete the block so we can install the one provided by the locale_test
+    // module.
+    $block->delete();
+    $this->installConfig(['locale_test']);
+    $this->assertEqual('en', \Drupal::service('locale.config_manager')->getDefaultConfigLangcode('block.block.test_default_config'), 'The block.block.test_default_config is shipped configuration.');
+
+    // Test the special case for configurable_language config entities.
+    $fr_language = ConfigurableLanguage::createFromLangcode('fr');
+    $fr_language->save();
+    $this->assertEqual('en', \Drupal::service('locale.config_manager')->getDefaultConfigLangcode('language.entity.fr'), 'The language.entity.fr is treated as shipped configuration because it is a configurable_language config entity and in the standard language list.');
+    $custom_language = ConfigurableLanguage::createFromLangcode('custom');
+    $custom_language->save();
+    $this->assertNull(\Drupal::service('locale.config_manager')->getDefaultConfigLangcode('language.entity.custom'), 'The language.entity.custom is not shipped configuration because it is not in the standard language list.');
+  }
+
+}

web/core/modules/locale/tests/src/Kernel/LocaleConfigSubscriberForeignTest.php

@@ -0,0 +1,168 @@
+<?php
+
+namespace Drupal\Tests\locale\Kernel;
+
+use Drupal\Core\DependencyInjection\ContainerBuilder;
+use Drupal\Core\Language\Language;
+use Drupal\language\Entity\ConfigurableLanguage;
+
+/**
+ * Tests default configuration handling with a foreign default language.
+ *
+ * @group locale
+ */
+class LocaleConfigSubscriberForeignTest extends LocaleConfigSubscriberTest {
+
+  /**
+   * {@inheritdoc}
+   */
+  public function register(ContainerBuilder $container) {
+    parent::register($container);
+
+    $language = Language::$defaultValues;
+    $language['id'] = 'hu';
+    $language['name'] = 'Hungarian';
+    $container->setParameter('language.default_values', $language);
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  protected function setUpLanguages() {
+    parent::setUpLanguages();
+    ConfigurableLanguage::createFromLangcode('hu')->save();
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  protected function setUpLocale() {
+    parent::setUpLocale();
+    $this->setUpTranslation('locale_test.translation', 'test', 'English test', 'Hungarian test', 'hu', TRUE);
+  }
+
+  /**
+   * Tests that the language of default configuration was updated.
+   */
+  public function testDefaultConfigLanguage() {
+    $this->assertEqual('hu', $this->configFactory->getEditable('locale_test.no_translation')->get('langcode'));
+    $this->assertEqual('hu', $this->configFactory->getEditable('locale_test.translation')->get('langcode'));
+    $this->assertEqual($this->configFactory->getEditable('locale_test.translation')->get('test'), 'Hungarian test');
+  }
+
+  /**
+   * Tests creating translations of shipped configuration.
+   */
+  public function testCreateActiveTranslation() {
+    $config_name = 'locale_test.no_translation';
+    $this->saveLanguageActive($config_name, 'test', 'Test (Hungarian)', 'hu');
+    $this->assertTranslation($config_name, 'Test (Hungarian)', 'hu');
+  }
+
+  /**
+   * Tests importing community translations of shipped configuration.
+   */
+  public function testLocaleCreateActiveTranslation() {
+    $config_name = 'locale_test.no_translation';
+    $this->saveLocaleTranslationData($config_name, 'test', 'Test', 'Test (Hungarian)', 'hu', TRUE);
+    $this->assertTranslation($config_name, 'Test (Hungarian)', 'hu', FALSE);
+  }
+
+  /**
+   * Tests updating translations of shipped configuration.
+   */
+  public function testUpdateActiveTranslation() {
+    $config_name = 'locale_test.translation';
+    $this->saveLanguageActive($config_name, 'test', 'Updated Hungarian test', 'hu');
+    $this->assertTranslation($config_name, 'Updated Hungarian test', 'hu');
+  }
+
+  /**
+   * Tests updating community translations of shipped configuration.
+   */
+  public function testLocaleUpdateActiveTranslation() {
+    $config_name = 'locale_test.translation';
+    $this->saveLocaleTranslationData($config_name, 'test', 'English test', 'Updated Hungarian test', 'hu', TRUE);
+    $this->assertTranslation($config_name, 'Updated Hungarian test', 'hu', FALSE);
+  }
+
+  /**
+   * Tests deleting a translation override.
+   */
+  public function testDeleteTranslation() {
+    $config_name = 'locale_test.translation';
+    $this->deleteLanguageOverride($config_name, 'test', 'English test', 'de');
+    // The German translation in this case will be forced to the Hungarian
+    // source so its not overwritten with locale data later.
+    $this->assertTranslation($config_name, 'Hungarian test', 'de');
+  }
+
+  /**
+   * Tests deleting translations of shipped configuration.
+   */
+  public function testDeleteActiveTranslation() {
+    $config_name = 'locale_test.translation';
+    $this->configFactory->getEditable($config_name)->delete();
+    // Deleting active configuration should not change the locale translation.
+    $this->assertTranslation($config_name, 'Hungarian test', 'hu', FALSE);
+  }
+
+  /**
+   * Tests deleting community translations of shipped configuration.
+   */
+  public function testLocaleDeleteActiveTranslation() {
+    $config_name = 'locale_test.translation';
+    $this->deleteLocaleTranslationData($config_name, 'test', 'English test', 'hu');
+    // Deleting the locale translation should not change active config.
+    $this->assertEqual($this->configFactory->getEditable($config_name)->get('test'), 'Hungarian test');
+  }
+
+  /**
+   * Tests that adding English creates a translation override.
+   */
+  public function testEnglish() {
+    $config_name = 'locale_test.translation';
+    ConfigurableLanguage::createFromLangcode('en')->save();
+    // Adding a language on the UI would normally call updateConfigTranslations.
+    $this->localeConfigManager->updateConfigTranslations(array($config_name), array('en'));
+    $this->assertConfigOverride($config_name, 'test', 'English test', 'en');
+
+    $this->configFactory->getEditable('locale.settings')->set('translate_english', TRUE)->save();
+    $this->saveLocaleTranslationData($config_name, 'test', 'English test', 'Updated English test', 'en');
+    $this->assertTranslation($config_name, 'Updated English test', 'en', FALSE);
+
+    $this->saveLanguageOverride($config_name, 'test', 'Updated English', 'en');
+    $this->assertTranslation($config_name, 'Updated English', 'en');
+
+    $this->deleteLocaleTranslationData($config_name, 'test', 'English test', 'en');
+    $this->assertNoConfigOverride($config_name, 'en');
+  }
+
+  /**
+   * Saves a language override.
+   *
+   * This will invoke LocaleConfigSubscriber through the event dispatcher. To
+   * make sure the configuration was persisted correctly, the configuration
+   * value is checked. Because LocaleConfigSubscriber temporarily disables the
+   * override state of the configuration factory we check that the correct value
+   * is restored afterwards.
+   *
+   * @param string $config_name
+   *   The configuration name.
+   * @param string $key
+   *   The configuration key.
+   * @param string $value
+   *   The configuration value to save.
+   * @param string $langcode
+   *   The language code.
+   */
+  protected function saveLanguageActive($config_name, $key, $value, $langcode) {
+    $this
+      ->configFactory
+      ->getEditable($config_name)
+      ->set($key, $value)
+      ->save();
+    $this->assertActiveConfig($config_name, $key, $value, $langcode);
+  }
+
+}

web/core/modules/locale/tests/src/Kernel/LocaleConfigSubscriberTest.php

@@ -0,0 +1,486 @@
+<?php
+
+namespace Drupal\Tests\locale\Kernel;
+
+use Drupal\language\Entity\ConfigurableLanguage;
+use Drupal\locale\Locale;
+use Drupal\locale\StringInterface;
+use Drupal\locale\TranslationString;
+use Drupal\KernelTests\KernelTestBase;
+
+/**
+ * Tests that shipped configuration translations are updated correctly.
+ *
+ * @group locale
+ */
+class LocaleConfigSubscriberTest extends KernelTestBase {
+
+  /**
+   * {@inheritdoc}
+   */
+  public static $modules = ['language', 'locale', 'system', 'locale_test'];
+
+  /**
+   * The configurable language manager used in this test.
+   *
+   * @var \Drupal\language\ConfigurableLanguageManagerInterface
+   */
+  protected $languageManager;
+
+  /**
+   * The configuration factory used in this test.
+   *
+   * @var \Drupal\Core\Config\ConfigFactoryInterface
+   */
+  protected $configFactory;
+
+  /**
+   * The string storage used in this test.
+   *
+   * @var \Drupal\locale\StringStorageInterface;
+   */
+  protected $stringStorage;
+
+  /**
+   * The locale configuration manager used in this test.
+   *
+   * @var \Drupal\locale\LocaleConfigManager
+   */
+  protected $localeConfigManager;
+
+  /**
+   * {@inheritdoc}
+   */
+  protected function setUp() {
+    parent::setUp();
+
+    $this->setUpDefaultLanguage();
+
+    $this->installSchema('locale', ['locales_source', 'locales_target', 'locales_location']);
+
+    $this->setupLanguages();
+
+    $this->installConfig(['locale_test']);
+    // Simulate this hook invoked which would happen if in a non-kernel test
+    // or normal environment.
+    // @see locale_modules_installed()
+    // @see locale_system_update()
+    locale_system_set_config_langcodes();
+    $langcodes = array_keys(\Drupal::languageManager()->getLanguages());
+    $names = Locale::config()->getComponentNames();
+    Locale::config()->updateConfigTranslations($names, $langcodes);
+
+    $this->configFactory = $this->container->get('config.factory');
+    $this->stringStorage = $this->container->get('locale.storage');
+    $this->localeConfigManager = $this->container->get('locale.config_manager');
+    $this->languageManager = $this->container->get('language_manager');
+
+    $this->setUpLocale();
+  }
+
+  /**
+   * Sets up default language for this test.
+   */
+  protected function setUpDefaultLanguage() {
+    // Keep the default English.
+  }
+
+  /**
+   * Sets up languages needed for this test.
+   */
+  protected function setUpLanguages() {
+    ConfigurableLanguage::createFromLangcode('de')->save();
+  }
+
+  /**
+   * Sets up the locale storage strings to be in line with configuration.
+   */
+  protected function setUpLocale() {
+    // Set up the locale database the same way we have in the config samples.
+    $this->setUpNoTranslation('locale_test.no_translation', 'test', 'Test', 'de');
+    $this->setUpTranslation('locale_test.translation', 'test', 'English test', 'German test', 'de');
+  }
+
+  /**
+   * Tests creating translations of shipped configuration.
+   */
+  public function testCreateTranslation() {
+    $config_name = 'locale_test.no_translation';
+
+    $this->saveLanguageOverride($config_name, 'test', 'Test (German)', 'de');
+    $this->assertTranslation($config_name, 'Test (German)', 'de');
+  }
+
+  /**
+   * Tests importing community translations of shipped configuration.
+   */
+  public function testLocaleCreateTranslation() {
+    $config_name = 'locale_test.no_translation';
+
+    $this->saveLocaleTranslationData($config_name, 'test', 'Test', 'Test (German)', 'de');
+    $this->assertTranslation($config_name, 'Test (German)', 'de', FALSE);
+  }
+
+  /**
+   * Tests updating translations of shipped configuration.
+   */
+  public function testUpdateTranslation() {
+    $config_name = 'locale_test.translation';
+
+    $this->saveLanguageOverride($config_name, 'test', 'Updated German test', 'de');
+    $this->assertTranslation($config_name, 'Updated German test', 'de');
+  }
+
+  /**
+   * Tests updating community translations of shipped configuration.
+   */
+  public function testLocaleUpdateTranslation() {
+    $config_name = 'locale_test.translation';
+
+    $this->saveLocaleTranslationData($config_name, 'test', 'English test', 'Updated German test', 'de');
+    $this->assertTranslation($config_name, 'Updated German test', 'de', FALSE);
+  }
+
+  /**
+   * Tests deleting translations of shipped configuration.
+   */
+  public function testDeleteTranslation() {
+    $config_name = 'locale_test.translation';
+
+    $this->deleteLanguageOverride($config_name, 'test', 'English test', 'de');
+    // Instead of deleting the translation, we need to keep a translation with
+    // the source value and mark it as customized to prevent the deletion being
+    // reverted by importing community translations.
+    $this->assertTranslation($config_name, 'English test', 'de');
+  }
+
+  /**
+   * Tests deleting community translations of shipped configuration.
+   */
+  public function testLocaleDeleteTranslation() {
+    $config_name = 'locale_test.translation';
+
+    $this->deleteLocaleTranslationData($config_name, 'test', 'English test', 'de');
+    $this->assertNoTranslation($config_name, 'de');
+  }
+
+  /**
+   * Sets up a configuration string without a translation.
+   *
+   * The actual configuration is already available by installing locale_test
+   * module, as it is done in LocaleConfigSubscriberTest::setUp(). This sets up
+   * the necessary source string and verifies that everything is as expected to
+   * avoid false positives.
+   *
+   * @param string $config_name
+   *   The configuration name.
+   * @param string $key
+   *   The configuration key.
+   * @param string $source
+   *   The source string.
+   * @param string $langcode
+   *   The language code.
+   */
+  protected function setUpNoTranslation($config_name, $key, $source, $langcode) {
+    $this->localeConfigManager->updateConfigTranslations(array($config_name), array($langcode));
+    $this->assertNoConfigOverride($config_name, $key, $source, $langcode);
+    $this->assertNoTranslation($config_name, $langcode);
+  }
+
+
+  /**
+   * Sets up a configuration string with a translation.
+   *
+   * The actual configuration is already available by installing locale_test
+   * module, as it is done in LocaleConfigSubscriberTest::setUp(). This sets up
+   * the necessary source and translation strings and verifies that everything
+   * is as expected to avoid false positives.
+   *
+   * @param string $config_name
+   *   The configuration name.
+   * @param string $key
+   *   The configuration key.
+   * @param string $source
+   *   The source string.
+   * @param string $translation
+   *   The translation string.
+   * @param string $langcode
+   *   The language code.
+   * @param bool $is_active
+   *   Whether the update will affect the active configuration.
+   */
+  protected function setUpTranslation($config_name, $key, $source, $translation, $langcode, $is_active = FALSE) {
+    // Create source and translation strings for the configuration value and add
+    // the configuration name as a location. This would be performed by
+    // locale_translate_batch_import() invoking
+    // LocaleConfigManager::updateConfigTranslations() normally.
+    $this->localeConfigManager->reset();
+    $this->localeConfigManager
+      ->getStringTranslation($config_name, $langcode, $source, '')
+      ->setString($translation)
+      ->setCustomized(FALSE)
+      ->save();
+    $this->configFactory->reset($config_name);
+    $this->localeConfigManager->reset();
+    $this->localeConfigManager->updateConfigTranslations(array($config_name), array($langcode));
+
+    if ($is_active) {
+      $this->assertActiveConfig($config_name, $key, $translation, $langcode);
+    }
+    else {
+      $this->assertConfigOverride($config_name, $key, $translation, $langcode);
+    }
+    $this->assertTranslation($config_name, $translation, $langcode, FALSE);
+  }
+
+  /**
+   * Saves a language override.
+   *
+   * This will invoke LocaleConfigSubscriber through the event dispatcher. To
+   * make sure the configuration was persisted correctly, the configuration
+   * value is checked. Because LocaleConfigSubscriber temporarily disables the
+   * override state of the configuration factory we check that the correct value
+   * is restored afterwards.
+   *
+   * @param string $config_name
+   *   The configuration name.
+   * @param string $key
+   *   The configuration key.
+   * @param string $value
+   *   The configuration value to save.
+   * @param string $langcode
+   *   The language code.
+   */
+  protected function saveLanguageOverride($config_name, $key, $value, $langcode) {
+    $translation_override = $this->languageManager
+      ->getLanguageConfigOverride($langcode, $config_name);
+    $translation_override
+      ->set($key, $value)
+      ->save();
+    $this->configFactory->reset($config_name);
+
+    $this->assertConfigOverride($config_name, $key, $value, $langcode);
+  }
+
+  /**
+   * Saves translation data from locale module.
+   *
+   * This will invoke LocaleConfigSubscriber through the event dispatcher. To
+   * make sure the configuration was persisted correctly, the configuration
+   * value is checked. Because LocaleConfigSubscriber temporarily disables the
+   * override state of the configuration factory we check that the correct value
+   * is restored afterwards.
+   *
+   * @param string $config_name
+   *   The configuration name.
+   * @param string $key
+   *   The configuration key.
+   * @param string $source
+   *   The source string.
+   * @param string $translation
+   *   The translation string to save.
+   * @param string $langcode
+   *   The language code.
+   * @param bool $is_active
+   *   Whether the update will affect the active configuration.
+   */
+  protected function saveLocaleTranslationData($config_name, $key, $source, $translation, $langcode, $is_active = FALSE) {
+    $this->localeConfigManager->reset();
+    $this->localeConfigManager
+      ->getStringTranslation($config_name, $langcode, $source, '')
+      ->setString($translation)
+      ->save();
+    $this->localeConfigManager->reset();
+    $this->localeConfigManager->updateConfigTranslations(array($config_name), array($langcode));
+    $this->configFactory->reset($config_name);
+
+    if ($is_active) {
+      $this->assertActiveConfig($config_name, $key, $translation, $langcode);
+    }
+    else {
+      $this->assertConfigOverride($config_name, $key, $translation, $langcode);
+    }
+  }
+
+  /**
+   * Deletes a language override.
+   *
+   * This will invoke LocaleConfigSubscriber through the event dispatcher. To
+   * make sure the configuration was persisted correctly, the configuration
+   * value is checked. Because LocaleConfigSubscriber temporarily disables the
+   * override state of the configuration factory we check that the correct value
+   * is restored afterwards.
+   *
+   * @param string $config_name
+   *   The configuration name.
+   * @param string $key
+   *   The configuration key.
+   * @param string $source_value
+   *   The source configuration value to verify the correct value is returned
+   *   from the configuration factory after the deletion.
+   * @param string $langcode
+   *   The language code.
+   */
+  protected function deleteLanguageOverride($config_name, $key, $source_value, $langcode) {
+    $translation_override = $this->languageManager
+      ->getLanguageConfigOverride($langcode, $config_name);
+    $translation_override
+      ->clear($key)
+      ->save();
+    $this->configFactory->reset($config_name);
+
+    $this->assertNoConfigOverride($config_name, $key, $source_value, $langcode);
+  }
+
+  /**
+   * Deletes translation data from locale module.
+   *
+   * This will invoke LocaleConfigSubscriber through the event dispatcher. To
+   * make sure the configuration was persisted correctly, the configuration
+   * value is checked. Because LocaleConfigSubscriber temporarily disables the
+   * override state of the configuration factory we check that the correct value
+   * is restored afterwards.
+   *
+   * @param string $config_name
+   *   The configuration name.
+   * @param string $key
+   *   The configuration key.
+   * @param string $source_value
+   *   The source configuration value to verify the correct value is returned
+   *   from the configuration factory after the deletion.
+   * @param string $langcode
+   *   The language code.
+   */
+  protected function deleteLocaleTranslationData($config_name, $key, $source_value, $langcode) {
+    $this->localeConfigManager
+      ->getStringTranslation($config_name, $langcode, $source_value, '')
+      ->delete();
+    $this->localeConfigManager->reset();
+    $this->localeConfigManager->updateConfigTranslations(array($config_name), array($langcode));
+    $this->configFactory->reset($config_name);
+
+    $this->assertNoConfigOverride($config_name, $key, $source_value, $langcode);
+  }
+
+  /**
+   * Ensures configuration override is not present anymore.
+   *
+   * @param string $config_name
+   *   The configuration name.
+   * @param string $langcode
+   *   The language code.
+   *
+   * @return bool
+   *   TRUE if the assertion succeeded, FALSE otherwise.
+   */
+  protected function assertNoConfigOverride($config_name, $langcode) {
+    $config_langcode = $this->configFactory->getEditable($config_name)->get('langcode');
+    $override = $this->languageManager->getLanguageConfigOverride($langcode, $config_name);
+    return $this->assertNotEqual($config_langcode, $langcode) && $this->assertEqual($override->isNew(), TRUE);
+  }
+
+  /**
+   * Ensures configuration was saved correctly.
+   *
+   * @param string $config_name
+   *   The configuration name.
+   * @param string $key
+   *   The configuration key.
+   * @param string $value
+   *   The configuration value.
+   * @param string $langcode
+   *   The language code.
+   *
+   * @return bool
+   *   TRUE if the assertion succeeded, FALSE otherwise.
+   */
+  protected function assertConfigOverride($config_name, $key, $value, $langcode) {
+    $config_langcode = $this->configFactory->getEditable($config_name)->get('langcode');
+    $override = $this->languageManager->getLanguageConfigOverride($langcode, $config_name);
+    return $this->assertNotEqual($config_langcode, $langcode) && $this->assertEqual($override->get($key), $value);
+  }
+
+  /**
+   * Ensures configuration was saved correctly.
+   *
+   * @param string $config_name
+   *   The configuration name.
+   * @param string $key
+   *   The configuration key.
+   * @param string $value
+   *   The configuration value.
+   * @param string $langcode
+   *   The language code.
+   *
+   * @return bool
+   *   TRUE if the assertion succeeded, FALSE otherwise.
+   */
+  protected function assertActiveConfig($config_name, $key, $value, $langcode) {
+    $config = $this->configFactory->getEditable($config_name);
+    return
+      $this->assertEqual($config->get('langcode'), $langcode) &&
+      $this->assertIdentical($config->get($key), $value);
+  }
+
+  /**
+   * Ensures no translation exists.
+   *
+   * @param string $config_name
+   *   The configuration name.
+   * @param string $langcode
+   *   The language code.
+   *
+   * @return bool
+   *   TRUE if the assertion succeeded, FALSE otherwise.
+   */
+  protected function assertNoTranslation($config_name, $langcode) {
+    $strings = $this->stringStorage->getTranslations([
+      'type' => 'configuration',
+      'name' => $config_name,
+      'language' => $langcode,
+      'translated' => TRUE,
+    ]);
+    return $this->assertIdentical([], $strings);
+  }
+
+  /**
+   * Ensures a translation exists and is marked as customized.
+   *
+   * @param string $config_name
+   *   The configuration name.
+   * @param string $translation
+   *   The translation.
+   * @param string $langcode
+   *   The language code.
+   * @param bool $customized
+   *   Whether or not the string should be asserted to be customized or not
+   *   customized.
+   *
+   * @return bool
+   *   TRUE if the assertion succeeded, FALSE otherwise.
+   */
+  protected function assertTranslation($config_name, $translation, $langcode, $customized = TRUE) {
+    // Make sure a string exists.
+    $strings = $this->stringStorage->getTranslations([
+      'type' => 'configuration',
+      'name' => $config_name,
+      'language' => $langcode,
+      'translated' => TRUE,
+    ]);
+    $pass = $this->assertIdentical(1, count($strings));
+    $string = reset($strings);
+    if ($this->assertTrue($string instanceof StringInterface)) {
+      /** @var \Drupal\locale\StringInterface $string */
+      $pass = $pass && $this->assertIdentical($translation, $string->getString());
+      $pass = $pass && $this->assertTrue($string->isTranslation());
+      if ($this->assertTrue($string instanceof TranslationString)) {
+        /** @var \Drupal\locale\TranslationString $string */
+        // Make sure the string is marked as customized so that it does not get
+        // overridden when the string translations are updated.
+        return $pass && $this->assertEqual($customized, $string->customized);
+      }
+    }
+    return FALSE;
+  }
+
+}

web/core/modules/locale/tests/src/Kernel/LocaleConfigurableLanguageManagerTest.php

@@ -0,0 +1,46 @@
+<?php
+
+namespace Drupal\Tests\locale\Kernel;
+
+use Drupal\Core\Language\LanguageInterface;
+use Drupal\language\Entity\ConfigurableLanguage;
+use Drupal\KernelTests\KernelTestBase;
+
+
+/**
+ * Tests that the configurable language manager and locale operate correctly.
+ *
+ * @group locale
+ */
+class LocaleConfigurableLanguageManagerTest extends KernelTestBase {
+
+  /**
+   * A list of modules to install for this test.
+   *
+   * @var array
+   */
+  public static $modules = ['language', 'locale'];
+
+  public function testGetLanguages() {
+    $this->installSchema('locale', ['locales_source', 'locales_target', 'locales_location']);
+    $default_language = new ConfigurableLanguage(['label' => $this->randomMachineName(), 'id' => 'default', 'weight' => 0], 'configurable_language');
+    $default_language->save();
+
+    // Set new default language.
+    \Drupal::service('language.default')->set($default_language);
+    \Drupal::service('string_translation')->setDefaultLangcode($default_language->getId());
+
+    $languages = \Drupal::service('language_manager')->getLanguages(LanguageInterface::STATE_ALL);
+    $this->assertEqual(['default', 'und', 'zxx'], array_keys($languages));
+
+    $configurableLanguage = new ConfigurableLanguage(['label' => $this->randomMachineName(), 'id' => 'test', 'weight' => 1], 'configurable_language');
+    // Simulate a configuration sync by setting the flag otherwise the locked
+    // language weights would be updated whilst saving.
+    // @see \Drupal\language\Entity\ConfigurableLanguage::postSave()
+    $configurableLanguage->setSyncing(TRUE)->save();
+
+    $languages = \Drupal::service('language_manager')->getLanguages(LanguageInterface::STATE_ALL);
+    $this->assertEqual(['default', 'test', 'und', 'zxx'], array_keys($languages));
+  }
+
+}

web/core/modules/locale/tests/src/Kernel/LocaleStringIsSafeTest.php

@@ -0,0 +1,101 @@
+<?php
+
+namespace Drupal\Tests\locale\Kernel;
+
+use Drupal\KernelTests\KernelTestBase;
+
+/**
+ * Tests locale translation safe string handling.
+ *
+ * @group locale
+ */
+class LocaleStringIsSafeTest extends KernelTestBase {
+
+  /**
+   * Modules to enable.
+   *
+   * @var array
+   */
+  public static $modules = ['locale', 'locale_test'];
+
+  /**
+   * Tests for locale_string_is_safe().
+   */
+  public function testLocaleStringIsSafe() {
+    // Check a translatable string without HTML.
+    $string = 'Hello world!';
+    $result = locale_string_is_safe($string);
+    $this->assertTrue($result);
+
+    // Check a translatable string which includes trustable HTML.
+    $string = 'Hello <strong>world</strong>!';
+    $result = locale_string_is_safe($string);
+    $this->assertTrue($result);
+
+    // Check an untranslatable string which includes untrustable HTML (according
+    // to the locale_string_is_safe() function definition).
+    $string = 'Hello <img src="world.png" alt="world" />!';
+    $result = locale_string_is_safe($string);
+    $this->assertFalse($result);
+
+    // Check a translatable string which includes a token in an href attribute.
+    $string = 'Hi <a href="[current-user:url]">user</a>';
+    $result = locale_string_is_safe($string);
+    $this->assertTrue($result);
+  }
+
+  /**
+   * Tests if a translated and tokenized string is properly escaped by Twig.
+   *
+   * In each assert* call we add a new line at the expected result to match the
+   * newline at the end of the template file.
+   */
+  public function testLocalizedTokenizedString() {
+    $tests_to_do = [
+      1 => [
+        'original' => 'Go to the <a href="[locale_test:security_test1]">frontpage</a>',
+        'replaced' => 'Go to the &lt;a href=&quot;javascript:alert(&amp;#039;Mooooh!&amp;#039;);&quot;&gt;frontpage&lt;/a&gt;',
+      ],
+      2 => [
+        'original' => 'Hello <strong>[locale_test:security_test2]</strong>!',
+        'replaced' => 'Hello &lt;strong&gt;&amp;lt;script&amp;gt;alert(&amp;#039;Mooooh!&amp;#039;);&amp;lt;/script&amp;gt;&lt;/strong&gt;!',
+      ],
+    ];
+
+    foreach ($tests_to_do as $i => $test) {
+      $original_string = $test['original'];
+      $rendered_original_string = \Drupal::theme()->render('locale_test_tokenized', ['content' => $original_string]);
+      // Twig assumes that strings are unsafe so it escapes them, and so the
+      // original and the rendered version should be different.
+      $this->assertNotEqual(
+        $rendered_original_string,
+        $original_string . "\n",
+        'Security test ' . $i . ' before translation'
+      );
+
+      // Pass the original string to the t() function to get it marked as safe.
+      $safe_string = t($original_string);
+      $rendered_safe_string = \Drupal::theme()->render('locale_test_tokenized', ['content' => $safe_string]);
+      // t() function always marks the string as safe so it won't be escaped,
+      // and should be the same as the original.
+      $this->assertEqual(
+        $rendered_safe_string,
+        $original_string . "\n",
+        'Security test ' . $i . ' after translation before token replacement'
+      );
+
+      // Replace tokens in the safe string to inject it with dangerous content.
+      // @see locale_test_tokens().
+      $unsafe_string = \Drupal::token()->replace($safe_string);
+      $rendered_unsafe_string = \Drupal::theme()->render('locale_test_tokenized', ['content' => $unsafe_string]);
+      // Token replacement changes the string so it is not marked as safe
+      // anymore. Check it is escaped the way we expect.
+      $this->assertEqual(
+        $rendered_unsafe_string,
+        $test['replaced'] . "\n",
+        'Security test ' . $i . ' after translation  after token replacement'
+      );
+    }
+  }
+
+}

web/core/modules/locale/tests/src/Kernel/LocaleTranslationProjectsTest.php

@@ -0,0 +1,64 @@
+<?php
+
+namespace Drupal\Tests\locale\Kernel;
+
+use Drupal\KernelTests\KernelTestBase;
+
+/**
+ * Tests locale translation project handling.
+ *
+ * @group locale
+ */
+class LocaleTranslationProjectsTest extends KernelTestBase {
+
+  /**
+   * {@inheritdoc}
+   */
+  public static $modules = ['locale', 'locale_test', 'system'];
+
+  /**
+   * The module handler used in this test.
+   *
+   * @var \Drupal\Core\Extension\ModuleHandlerInterface
+   */
+  protected $moduleHandler;
+
+  /**
+   * The locale project storage used in this test.
+   *
+   * @var \Drupal\locale\LocaleProjectStorageInterface
+   */
+  protected $projectStorage;
+
+  /**
+   * {@inheritdoc}
+   */
+  protected function setUp() {
+    parent::setUp();
+
+    $this->moduleHandler = $this->container->get('module_handler');
+    $this->projectStorage = $this->container->get('locale.project');
+    \Drupal::state()->set('locale.remove_core_project', TRUE);
+  }
+
+
+  /**
+   * Tests locale_translation_clear_cache_projects().
+   */
+  public function testLocaleTranslationClearCacheProjects() {
+    $this->moduleHandler->loadInclude('locale', 'inc', 'locale.translation');
+
+    $expected = [];
+    $this->assertIdentical($expected, locale_translation_get_projects());
+
+    $this->projectStorage->set('foo', []);
+    $expected['foo'] = new \stdClass();
+    $this->assertEqual($expected, locale_translation_get_projects());
+
+    $this->projectStorage->set('bar', []);
+    locale_translation_clear_cache_projects();
+    $expected['bar'] = new \stdClass();
+    $this->assertEqual($expected, locale_translation_get_projects());
+  }
+
+}

web/core/modules/locale/tests/src/Kernel/Migrate/MigrateLocaleConfigsTest.php

@@ -0,0 +1,40 @@
+<?php
+
+namespace Drupal\Tests\locale\Kernel\Migrate;
+
+use Drupal\config\Tests\SchemaCheckTestTrait;
+use Drupal\Tests\migrate_drupal\Kernel\d6\MigrateDrupal6TestBase;
+
+/**
+ * Upgrade variables to locale.settings.yml.
+ *
+ * @group migrate_drupal_6
+ */
+class MigrateLocaleConfigsTest extends MigrateDrupal6TestBase {
+
+  use SchemaCheckTestTrait;
+
+  /**
+   * {@inheritdoc}
+   */
+  public static $modules = array('locale', 'language');
+
+  /**
+   * {@inheritdoc}
+   */
+  protected function setUp() {
+    parent::setUp();
+    $this->executeMigration('locale_settings');
+  }
+
+  /**
+   * Tests migration of locale variables to locale.settings.yml.
+   */
+  public function testLocaleSettings() {
+    $config = $this->config('locale.settings');
+    $this->assertIdentical(TRUE, $config->get('cache_strings'));
+    $this->assertIdentical('languages', $config->get('javascript.directory'));
+    $this->assertConfigSchema(\Drupal::service('config.typed'), 'locale.settings', $config->get());
+  }
+
+}

web/core/modules/locale/tests/src/Unit/LocaleLookupTest.php

@@ -0,0 +1,269 @@
+<?php
+
+namespace Drupal\Tests\locale\Unit;
+
+use Drupal\Core\DependencyInjection\ContainerBuilder;
+use Drupal\locale\LocaleLookup;
+use Drupal\Tests\UnitTestCase;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpFoundation\RequestStack;
+
+/**
+ * @coversDefaultClass \Drupal\locale\LocaleLookup
+ * @group locale
+ */
+class LocaleLookupTest extends UnitTestCase {
+
+  /**
+   * A mocked storage to use when instantiating LocaleTranslation objects.
+   *
+   * @var \Drupal\locale\StringStorageInterface|\PHPUnit_Framework_MockObject_MockObject
+   */
+  protected $storage;
+
+  /**
+   * A mocked cache object.
+   *
+   * @var \Drupal\Core\Cache\CacheBackendInterface|\PHPUnit_Framework_MockObject_MockObject
+   */
+  protected $cache;
+
+  /**
+   * A mocked lock object.
+   *
+   * @var \Drupal\Core\Lock\LockBackendInterface|\PHPUnit_Framework_MockObject_MockObject
+   */
+  protected $lock;
+
+  /**
+   * A mocked user object built from AccountInterface.
+   *
+   * @var \Drupal\Core\Session\AccountInterface|\PHPUnit_Framework_MockObject_MockObject
+   */
+  protected $user;
+
+  /**
+   * A mocked config factory built with UnitTestCase::getConfigFactoryStub().
+   *
+   * @var \Drupal\Core\Config\ConfigFactory|\PHPUnit_Framework_MockObject_MockBuilder
+   */
+  protected $configFactory;
+
+  /**
+   * A mocked language manager built from LanguageManagerInterface.
+   *
+   * @var \Drupal\Core\Language\LanguageManagerInterface|\PHPUnit_Framework_MockObject_MockObject
+   */
+  protected $languageManager;
+
+  /**
+   * The request stack.
+   *
+   * @var \Symfony\Component\HttpFoundation\RequestStack
+   */
+  protected $requestStack;
+
+  /**
+   * {@inheritdoc}
+   */
+  protected function setUp() {
+    $this->storage = $this->getMock('Drupal\locale\StringStorageInterface');
+    $this->cache = $this->getMock('Drupal\Core\Cache\CacheBackendInterface');
+    $this->lock = $this->getMock('Drupal\Core\Lock\LockBackendInterface');
+    $this->lock->expects($this->never())
+      ->method($this->anything());
+
+    $this->user = $this->getMock('Drupal\Core\Session\AccountInterface');
+    $this->user->expects($this->any())
+      ->method('getRoles')
+      ->will($this->returnValue(array('anonymous')));
+
+    $this->configFactory = $this->getConfigFactoryStub(array('locale.settings' => array('cache_strings' => FALSE)));
+
+    $this->languageManager = $this->getMock('Drupal\Core\Language\LanguageManagerInterface');
+    $this->requestStack = new RequestStack();
+
+    $container = new ContainerBuilder();
+    $container->set('current_user', $this->user);
+    \Drupal::setContainer($container);
+  }
+
+  /**
+   * Tests locale lookups without fallback.
+   *
+   * @covers ::resolveCacheMiss
+   */
+  public function testResolveCacheMissWithoutFallback() {
+    $args = array(
+      'language' => 'en',
+      'source' => 'test',
+      'context' => 'irrelevant',
+    );
+
+    $result = (object) array(
+      'translation' => 'test',
+    );
+
+    $this->cache->expects($this->once())
+      ->method('get')
+      ->with('locale:en:irrelevant:anonymous', FALSE);
+
+    $this->storage->expects($this->once())
+      ->method('findTranslation')
+      ->with($this->equalTo($args))
+      ->will($this->returnValue($result));
+
+    $locale_lookup = $this->getMockBuilder('Drupal\locale\LocaleLookup')
+      ->setConstructorArgs(array('en', 'irrelevant', $this->storage, $this->cache, $this->lock, $this->configFactory, $this->languageManager, $this->requestStack))
+      ->setMethods(array('persist'))
+      ->getMock();
+    $locale_lookup->expects($this->never())
+      ->method('persist');
+    $this->assertSame('test', $locale_lookup->get('test'));
+  }
+
+  /**
+   * Tests locale lookups with fallback.
+   *
+   * Note that context is irrelevant here. It is not used but it is required.
+   *
+   * @covers ::resolveCacheMiss
+   *
+   * @dataProvider resolveCacheMissWithFallbackProvider
+   */
+  public function testResolveCacheMissWithFallback($langcode, $string, $context, $expected) {
+    // These are fake words!
+    $translations = array(
+      'en' => array(
+        'test' => 'test',
+        'fake' => 'fake',
+        'missing pl' => 'missing pl',
+        'missing cs' => 'missing cs',
+        'missing both' => 'missing both',
+      ),
+      'pl' => array(
+        'test' => 'test po polsku',
+        'fake' => 'ściema',
+        'missing cs' => 'zaginiony czech',
+      ),
+      'cs' => array(
+        'test' => 'test v české',
+        'fake' => 'falešný',
+        'missing pl' => 'chybějící pl',
+      ),
+    );
+    $this->storage->expects($this->any())
+      ->method('findTranslation')
+      ->will($this->returnCallback(function ($argument) use ($translations) {
+        if (isset($translations[$argument['language']][$argument['source']])) {
+          return (object) array('translation' => $translations[$argument['language']][$argument['source']]);
+        }
+        return TRUE;
+      }));
+
+    $this->languageManager->expects($this->any())
+      ->method('getFallbackCandidates')
+      ->will($this->returnCallback(function (array $context = array()) {
+        switch ($context['langcode']) {
+          case 'pl':
+            return array('cs', 'en');
+
+          case 'cs':
+            return array('en');
+
+          default:
+            return array();
+        }
+      }));
+
+    $this->cache->expects($this->once())
+      ->method('get')
+      ->with('locale:' . $langcode . ':' . $context . ':anonymous', FALSE);
+
+    $locale_lookup = new LocaleLookup($langcode, $context, $this->storage, $this->cache, $this->lock, $this->configFactory, $this->languageManager, $this->requestStack);
+    $this->assertSame($expected, $locale_lookup->get($string));
+  }
+
+  /**
+   * Provides test data for testResolveCacheMissWithFallback().
+   */
+  public function resolveCacheMissWithFallbackProvider() {
+    return array(
+      array('cs', 'test', 'irrelevant', 'test v české'),
+      array('cs', 'fake', 'irrelevant', 'falešný'),
+      array('cs', 'missing pl', 'irrelevant', 'chybějící pl'),
+      array('cs', 'missing cs', 'irrelevant', 'missing cs'),
+      array('cs', 'missing both', 'irrelevant', 'missing both'),
+
+      // Testing PL with fallback to cs, en.
+      array('pl', 'test', 'irrelevant', 'test po polsku'),
+      array('pl', 'fake', 'irrelevant', 'ściema'),
+      array('pl', 'missing pl', 'irrelevant', 'chybějící pl'),
+      array('pl', 'missing cs', 'irrelevant', 'zaginiony czech'),
+      array('pl', 'missing both', 'irrelevant', 'missing both'),
+    );
+  }
+
+  /**
+   * Tests locale lookups with persistent tracking.
+   *
+   * @covers ::resolveCacheMiss
+   */
+  public function testResolveCacheMissWithPersist() {
+    $args = array(
+      'language' => 'en',
+      'source' => 'test',
+      'context' => 'irrelevant',
+    );
+
+    $result = (object) array(
+      'translation' => 'test',
+    );
+
+    $this->storage->expects($this->once())
+      ->method('findTranslation')
+      ->with($this->equalTo($args))
+      ->will($this->returnValue($result));
+
+    $this->configFactory = $this->getConfigFactoryStub(array('locale.settings' => array('cache_strings' => TRUE)));
+    $locale_lookup = $this->getMockBuilder('Drupal\locale\LocaleLookup')
+      ->setConstructorArgs(array('en', 'irrelevant', $this->storage, $this->cache, $this->lock, $this->configFactory, $this->languageManager, $this->requestStack))
+      ->setMethods(array('persist'))
+      ->getMock();
+    $locale_lookup->expects($this->once())
+      ->method('persist');
+
+    $this->assertSame('test', $locale_lookup->get('test'));
+  }
+
+  /**
+   * Tests locale lookups without a found translation.
+   *
+   * @covers ::resolveCacheMiss
+   */
+  public function testResolveCacheMissNoTranslation() {
+    $string = $this->getMock('Drupal\locale\StringInterface');
+    $string->expects($this->once())
+      ->method('addLocation')
+      ->will($this->returnSelf());
+    $this->storage->expects($this->once())
+      ->method('findTranslation')
+      ->will($this->returnValue(NULL));
+    $this->storage->expects($this->once())
+      ->method('createString')
+      ->will($this->returnValue($string));
+
+    $request = Request::create('/test');
+    $this->requestStack->push($request);
+
+    $locale_lookup = $this->getMockBuilder('Drupal\locale\LocaleLookup')
+      ->setConstructorArgs(array('en', 'irrelevant', $this->storage, $this->cache, $this->lock, $this->configFactory, $this->languageManager, $this->requestStack))
+      ->setMethods(array('persist'))
+      ->getMock();
+    $locale_lookup->expects($this->never())
+      ->method('persist');
+
+    $this->assertTrue($locale_lookup->get('test'));
+  }
+
+}

web/core/modules/locale/tests/src/Unit/LocaleTranslationTest.php

@@ -0,0 +1,57 @@
+<?php
+
+namespace Drupal\Tests\locale\Unit;
+
+use Drupal\locale\LocaleTranslation;
+use Drupal\Tests\UnitTestCase;
+use Symfony\Component\HttpFoundation\RequestStack;
+
+/**
+ * @coversDefaultClass \Drupal\locale\LocaleTranslation
+ * @group locale
+ */
+class LocaleTranslationTest extends UnitTestCase {
+
+  /**
+   * A mocked storage to use when instantiating LocaleTranslation objects.
+   *
+   * @var \PHPUnit_Framework_MockObject_MockObject
+   */
+  protected $storage;
+
+  /**
+   * A mocked language manager built from LanguageManagerInterface.
+   *
+   * @var \Drupal\Core\Language\LanguageManagerInterface|\PHPUnit_Framework_MockObject_MockObject
+   */
+  protected $languageManager;
+
+  /**
+   * The request stack.
+   *
+   * @var \Symfony\Component\HttpFoundation\RequestStack
+   */
+  protected $requestStack;
+
+  /**
+   * {@inheritdoc}
+   */
+  protected function setUp() {
+    $this->storage = $this->getMock('Drupal\locale\StringStorageInterface');
+    $this->cache = $this->getMock('Drupal\Core\Cache\CacheBackendInterface');
+    $this->lock = $this->getMock('Drupal\Core\Lock\LockBackendInterface');
+    $this->languageManager = $this->getMock('Drupal\Core\Language\LanguageManagerInterface');
+    $this->requestStack = new RequestStack();
+  }
+
+  /**
+   * Tests for \Drupal\locale\LocaleTranslation::destruct().
+   */
+  public function testDestruct() {
+    $translation = new LocaleTranslation($this->storage, $this->cache, $this->lock, $this->getConfigFactoryStub(), $this->languageManager, $this->requestStack);
+    // Prove that destruction works without errors when translations are empty.
+    $this->assertAttributeEmpty('translations', $translation);
+    $translation->destruct();
+  }
+
+}

web/core/modules/locale/tests/src/Unit/Menu/LocaleLocalTasksTest.php

@@ -0,0 +1,48 @@
+<?php
+
+namespace Drupal\Tests\locale\Unit\Menu;
+
+use Drupal\Tests\Core\Menu\LocalTaskIntegrationTestBase;
+
+/**
+ * Tests locale local tasks.
+ *
+ * @group locale
+ */
+class LocaleLocalTasksTest extends LocalTaskIntegrationTestBase {
+
+  /**
+   * {@inheritdoc}
+   */
+  protected function setUp() {
+    $this->directoryList = array(
+      'locale' => 'core/modules/locale',
+    );
+    parent::setUp();
+  }
+
+  /**
+   * Checks locale listing local tasks.
+   *
+   * @dataProvider getLocalePageRoutes
+   */
+  public function testLocalePageLocalTasks($route) {
+    $tasks = array(
+      0 => array('locale.translate_page', 'locale.translate_import', 'locale.translate_export', 'locale.settings'),
+    );
+    $this->assertLocalTasks($route, $tasks);
+  }
+
+  /**
+   * Provides a list of routes to test.
+   */
+  public function getLocalePageRoutes() {
+    return array(
+      array('locale.translate_page'),
+      array('locale.translate_import'),
+      array('locale.translate_export'),
+      array('locale.settings'),
+    );
+  }
+
+}

web/core/modules/locale/tests/src/Unit/StringBaseTest.php

@@ -0,0 +1,35 @@
+<?php
+
+namespace Drupal\Tests\locale\Unit;
+
+use Drupal\locale\SourceString;
+use Drupal\Tests\UnitTestCase;
+
+/**
+ * @coversDefaultClass \Drupal\locale\StringBase
+ * @group locale
+ */
+class StringBaseTest extends UnitTestCase {
+
+  /**
+   * @covers ::save
+   * @expectedException \Drupal\locale\StringStorageException
+   * @expectedExceptionMessage The string cannot be saved because its not bound to a storage: test
+   */
+  public function testSaveWithoutStorage() {
+    $string = new SourceString(['source' => 'test']);
+    $string->save();
+  }
+
+
+  /**
+   * @covers ::delete
+   * @expectedException \Drupal\locale\StringStorageException
+   * @expectedExceptionMessage The string cannot be deleted because its not bound to a storage: test
+   */
+  public function testDeleteWithoutStorage() {
+    $string = new SourceString(['lid' => 1, 'source' => 'test']);
+    $string->delete();
+  }
+
+}

web/core/modules/locale/tests/test.af.po

@@ -0,0 +1,13 @@
+msgid ""
+msgstr ""
+"Project-Id-Version: Drupal 8\\n"
+"MIME-Version: 1.0\\n"
+"Content-Type: text/plain; charset=UTF-8\\n"
+"Content-Transfer-Encoding: 8bit\\n"
+"Plural-Forms: nplurals=2; plural=(n > 1);\\n"
+
+msgid "@site is currently under maintenance. We should be back shortly. Thank you for your patience."
+msgstr "Ons is tans besig met onderhoud op @site. Wees asseblief geduldig, ons sal binnekort weer terug wees."
+
+msgid "Locale can translate"
+msgstr "Locale can translate Afrikaans"

web/core/modules/locale/tests/test.de.po

@@ -0,0 +1,28 @@
+msgid ""
+msgstr ""
+"Project-Id-Version: Drupal 7\\n"
+"MIME-Version: 1.0\\n"
+"Content-Type: text/plain; charset=UTF-8\\n"
+"Content-Transfer-Encoding: 8bit\\n"
+"Plural-Forms: nplurals=2; plural=(n > 1);\\n"
+
+msgid "Monday"
+msgstr "Montag"
+
+msgid "Tuesday"
+msgstr "Dienstag"
+
+msgid "Wednesday"
+msgstr "Mittwoch"
+
+msgid "Thursday"
+msgstr "Donnerstag"
+
+msgid "Friday"
+msgstr "Freitag"
+
+msgid "Saturday"
+msgstr "Samstag"
+
+msgid "Sunday"
+msgstr "Sonntag"

web/core/modules/locale/tests/test.nl.po

@@ -0,0 +1,31 @@
+msgid ""
+msgstr ""
+"Project-Id-Version: Drupal 7\\n"
+"MIME-Version: 1.0\\n"
+"Content-Type: text/plain; charset=UTF-8\\n"
+"Content-Transfer-Encoding: 8bit\\n"
+"Plural-Forms: nplurals=2; plural=(n > 1);\\n"
+
+msgid "Monday"
+msgstr "maandag"
+
+msgid "Tuesday"
+msgstr "dinsdag"
+
+msgid "Wednesday"
+msgstr "woensdag"
+
+msgid "Thursday"
+msgstr "donderdag"
+
+msgid "Extraday"
+msgstr "extra dag"
+
+msgid "Friday"
+msgstr "vrijdag"
+
+msgid "Saturday"
+msgstr "zaterdag"
+
+msgid "Sunday"
+msgstr "zondag"

web/core/modules/locale/tests/test.xx.po

@@ -0,0 +1,40 @@
+msgid ""
+msgstr ""
+"Project-Id-Version: Drupal 7\\n"
+"MIME-Version: 1.0\\n"
+"Content-Type: text/plain; charset=UTF-8\\n"
+"Content-Transfer-Encoding: 8bit\\n"
+"Plural-Forms: nplurals=2; plural=(n > 1);\\n"
+
+msgid "Monday"
+msgstr "lundi"
+
+msgid "Tuesday"
+msgstr "mardi"
+
+msgid "Wednesday"
+msgstr "mercredi"
+
+msgid "Thursday"
+msgstr "jeudi"
+
+msgid "Friday"
+msgstr "vendredi"
+
+msgid "Saturday"
+msgstr "samedi"
+
+msgid "Sunday"
+msgstr "dimanche"
+
+msgid "Allowed HTML source string"
+msgstr "<strong>Allowed HTML translation string</strong>"
+
+msgid "Another allowed HTML source string"
+msgstr "<script>Disallowed HTML translation string</script>"
+
+msgid "Source string for multiline translation"
+msgstr ""
+"Multiline translation string "
+"to make sure that "
+"import works with it."