diff --git a/core/modules/hal/tests/src/Functional/EntityResource/ConfigurableLanguage/ConfigurableLanguageHalJsonAnonTest.php b/core/modules/hal/tests/src/Functional/EntityResource/ConfigurableLanguage/ConfigurableLanguageHalJsonAnonTest.php
new file mode 100644
index 0000000000000000000000000000000000000000..4152a5f2adc8a9cab4ec12c6dd0447c2ca005b5d
--- /dev/null
+++ b/core/modules/hal/tests/src/Functional/EntityResource/ConfigurableLanguage/ConfigurableLanguageHalJsonAnonTest.php
@@ -0,0 +1,30 @@
+<?php
+
+namespace Drupal\Tests\hal\Functional\EntityResource\ConfigurableLanguage;
+
+use Drupal\Tests\rest\Functional\AnonResourceTestTrait;
+use Drupal\Tests\rest\Functional\EntityResource\ConfigurableLanguage\ConfigurableLanguageResourceTestBase;
+
+/**
+ * @group hal
+ */
+class ConfigurableLanguageHalJsonAnonTest extends ConfigurableLanguageResourceTestBase {
+
+  use AnonResourceTestTrait;
+
+  /**
+   * {@inheritdoc}
+   */
+  public static $modules = ['hal'];
+
+  /**
+   * {@inheritdoc}
+   */
+  protected static $format = 'hal_json';
+
+  /**
+   * {@inheritdoc}
+   */
+  protected static $mimeType = 'application/hal+json';
+
+}
diff --git a/core/modules/hal/tests/src/Functional/EntityResource/ConfigurableLanguage/ConfigurableLanguageHalJsonBasicAuthTest.php b/core/modules/hal/tests/src/Functional/EntityResource/ConfigurableLanguage/ConfigurableLanguageHalJsonBasicAuthTest.php
new file mode 100644
index 0000000000000000000000000000000000000000..71b41bc08b6f9e1f75179647f9672e7e6abf2013
--- /dev/null
+++ b/core/modules/hal/tests/src/Functional/EntityResource/ConfigurableLanguage/ConfigurableLanguageHalJsonBasicAuthTest.php
@@ -0,0 +1,35 @@
+<?php
+
+namespace Drupal\Tests\hal\Functional\EntityResource\ConfigurableLanguage;
+
+use Drupal\Tests\rest\Functional\BasicAuthResourceTestTrait;
+use Drupal\Tests\rest\Functional\EntityResource\ConfigurableLanguage\ConfigurableLanguageResourceTestBase;
+
+/**
+ * @group hal
+ */
+class ConfigurableLanguageHalJsonBasicAuthTest extends ConfigurableLanguageResourceTestBase {
+
+  use BasicAuthResourceTestTrait;
+
+  /**
+   * {@inheritdoc}
+   */
+  public static $modules = ['hal', 'basic_auth'];
+
+  /**
+   * {@inheritdoc}
+   */
+  protected static $format = 'hal_json';
+
+  /**
+   * {@inheritdoc}
+   */
+  protected static $mimeType = 'application/hal+json';
+
+  /**
+   * {@inheritdoc}
+   */
+  protected static $auth = 'basic_auth';
+
+}
diff --git a/core/modules/hal/tests/src/Functional/EntityResource/ConfigurableLanguage/ConfigurableLanguageHalJsonCookieTest.php b/core/modules/hal/tests/src/Functional/EntityResource/ConfigurableLanguage/ConfigurableLanguageHalJsonCookieTest.php
new file mode 100644
index 0000000000000000000000000000000000000000..357adc0267b26cf88b4642611d95cb8a59243bb9
--- /dev/null
+++ b/core/modules/hal/tests/src/Functional/EntityResource/ConfigurableLanguage/ConfigurableLanguageHalJsonCookieTest.php
@@ -0,0 +1,35 @@
+<?php
+
+namespace Drupal\Tests\hal\Functional\EntityResource\ConfigurableLanguage;
+
+use Drupal\Tests\rest\Functional\CookieResourceTestTrait;
+use Drupal\Tests\rest\Functional\EntityResource\ConfigurableLanguage\ConfigurableLanguageResourceTestBase;
+
+/**
+ * @group hal
+ */
+class ConfigurableLanguageHalJsonCookieTest extends ConfigurableLanguageResourceTestBase {
+
+  use CookieResourceTestTrait;
+
+  /**
+   * {@inheritdoc}
+   */
+  public static $modules = ['hal'];
+
+  /**
+   * {@inheritdoc}
+   */
+  protected static $format = 'hal_json';
+
+  /**
+   * {@inheritdoc}
+   */
+  protected static $mimeType = 'application/hal+json';
+
+  /**
+   * {@inheritdoc}
+   */
+  protected static $auth = 'cookie';
+
+}
diff --git a/core/modules/language/src/LanguageAccessControlHandler.php b/core/modules/language/src/LanguageAccessControlHandler.php
index 5fd1f728c79dd217d7afea8b2c778ed275c076a8..0a4fb989208787acb668b065e326cce7631b12b5 100644
--- a/core/modules/language/src/LanguageAccessControlHandler.php
+++ b/core/modules/language/src/LanguageAccessControlHandler.php
@@ -19,6 +19,9 @@ class LanguageAccessControlHandler extends EntityAccessControlHandler {
    */
   protected function checkAccess(EntityInterface $entity, $operation, AccountInterface $account) {
     switch ($operation) {
+      case 'view':
+        return parent::checkAccess($entity, $operation, $account);
+
       case 'update':
         /* @var \Drupal\Core\Language\LanguageInterface $entity */
         return AccessResult::allowedIf(!$entity->isLocked())->addCacheableDependency($entity)
diff --git a/core/modules/rest/tests/src/Functional/EntityResource/ConfigurableLanguage/ConfigurableLanguageJsonAnonTest.php b/core/modules/rest/tests/src/Functional/EntityResource/ConfigurableLanguage/ConfigurableLanguageJsonAnonTest.php
new file mode 100644
index 0000000000000000000000000000000000000000..debfa4cd8765b8b174c7e9bb853acb08a5a67fe2
--- /dev/null
+++ b/core/modules/rest/tests/src/Functional/EntityResource/ConfigurableLanguage/ConfigurableLanguageJsonAnonTest.php
@@ -0,0 +1,24 @@
+<?php
+
+namespace Drupal\Tests\rest\Functional\EntityResource\ConfigurableLanguage;
+
+use Drupal\Tests\rest\Functional\AnonResourceTestTrait;
+
+/**
+ * @group rest
+ */
+class ConfigurableLanguageJsonAnonTest extends ConfigurableLanguageResourceTestBase {
+
+  use AnonResourceTestTrait;
+
+  /**
+   * {@inheritdoc}
+   */
+  protected static $format = 'json';
+
+  /**
+   * {@inheritdoc}
+   */
+  protected static $mimeType = 'application/json';
+
+}
diff --git a/core/modules/rest/tests/src/Functional/EntityResource/ConfigurableLanguage/ConfigurableLanguageJsonBasicAuthTest.php b/core/modules/rest/tests/src/Functional/EntityResource/ConfigurableLanguage/ConfigurableLanguageJsonBasicAuthTest.php
new file mode 100644
index 0000000000000000000000000000000000000000..e453f953edac3888b8f9cb359791a124e28e1f9f
--- /dev/null
+++ b/core/modules/rest/tests/src/Functional/EntityResource/ConfigurableLanguage/ConfigurableLanguageJsonBasicAuthTest.php
@@ -0,0 +1,34 @@
+<?php
+
+namespace Drupal\Tests\rest\Functional\EntityResource\ConfigurableLanguage;
+
+use Drupal\Tests\rest\Functional\BasicAuthResourceTestTrait;
+
+/**
+ * @group rest
+ */
+class ConfigurableLanguageJsonBasicAuthTest extends ConfigurableLanguageResourceTestBase {
+
+  use BasicAuthResourceTestTrait;
+
+  /**
+   * {@inheritdoc}
+   */
+  public static $modules = ['basic_auth'];
+
+  /**
+   * {@inheritdoc}
+   */
+  protected static $format = 'json';
+
+  /**
+   * {@inheritdoc}
+   */
+  protected static $mimeType = 'application/json';
+
+  /**
+   * {@inheritdoc}
+   */
+  protected static $auth = 'basic_auth';
+
+}
diff --git a/core/modules/rest/tests/src/Functional/EntityResource/ConfigurableLanguage/ConfigurableLanguageJsonCookieTest.php b/core/modules/rest/tests/src/Functional/EntityResource/ConfigurableLanguage/ConfigurableLanguageJsonCookieTest.php
new file mode 100644
index 0000000000000000000000000000000000000000..9972ed0a5b15329eb45fc2d1003dd5b3a8b9bba4
--- /dev/null
+++ b/core/modules/rest/tests/src/Functional/EntityResource/ConfigurableLanguage/ConfigurableLanguageJsonCookieTest.php
@@ -0,0 +1,29 @@
+<?php
+
+namespace Drupal\Tests\rest\Functional\EntityResource\ConfigurableLanguage;
+
+use Drupal\Tests\rest\Functional\CookieResourceTestTrait;
+
+/**
+ * @group rest
+ */
+class ConfigurableLanguageJsonCookieTest extends ConfigurableLanguageResourceTestBase {
+
+  use CookieResourceTestTrait;
+
+  /**
+   * {@inheritdoc}
+   */
+  protected static $format = 'json';
+
+  /**
+   * {@inheritdoc}
+   */
+  protected static $mimeType = 'application/json';
+
+  /**
+   * {@inheritdoc}
+   */
+  protected static $auth = 'cookie';
+
+}
diff --git a/core/modules/rest/tests/src/Functional/EntityResource/ConfigurableLanguage/ConfigurableLanguageResourceTestBase.php b/core/modules/rest/tests/src/Functional/EntityResource/ConfigurableLanguage/ConfigurableLanguageResourceTestBase.php
new file mode 100644
index 0000000000000000000000000000000000000000..301beb2f06832dc17034b5c15ff8544742ea9aba
--- /dev/null
+++ b/core/modules/rest/tests/src/Functional/EntityResource/ConfigurableLanguage/ConfigurableLanguageResourceTestBase.php
@@ -0,0 +1,77 @@
+<?php
+
+namespace Drupal\Tests\rest\Functional\EntityResource\ConfigurableLanguage;
+
+use Drupal\Core\Cache\Cache;
+use Drupal\Tests\rest\Functional\EntityResource\EntityResourceTestBase;
+use Drupal\language\Entity\ConfigurableLanguage;
+
+abstract class ConfigurableLanguageResourceTestBase extends EntityResourceTestBase {
+
+  /**
+   * {@inheritdoc}
+   */
+  public static $modules = ['language'];
+
+  /**
+   * {@inheritdoc}
+   */
+  protected static $entityTypeId = 'configurable_language';
+
+  /**
+   * @var \Drupal\language\ConfigurableLanguageInterface
+   */
+  protected $entity;
+
+  /**
+   * {@inheritdoc}
+   */
+  protected function setUpAuthorization($method) {
+    $this->grantPermissionsToTestedRole(['administer languages']);
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  protected function createEntity() {
+    $configurable_language = ConfigurableLanguage::create([
+      'id' => 'll',
+      'label' => 'Llama Language',
+    ]);
+    $configurable_language->save();
+
+    return $configurable_language;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  protected function getExpectedNormalizedEntity() {
+    return [
+      'dependencies' => [],
+      'direction' => 'ltr',
+      'id' => 'll',
+      'label' => 'Llama Language',
+      'langcode' => 'en',
+      'locked' => FALSE,
+      'status' => TRUE,
+      'uuid' => $this->entity->uuid(),
+      'weight' => 0,
+    ];
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  protected function getExpectedCacheContexts() {
+    return Cache::mergeContexts(parent::getExpectedCacheContexts(), ['languages:language_interface']);
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  protected function getNormalizedPostEntity() {
+    // @todo Update in https://www.drupal.org/node/2300677.
+  }
+
+}