only in patch2:
unchanged:
--- /dev/null
+++ b/core/modules/hal/tests/src/Functional/EntityResource/Feed/FeedHalJsonAnonTest.php
@@ -0,0 +1,19 @@
+<?php
+
+namespace Drupal\Tests\hal\Functional\EntityResource\Feed;
+
+use Drupal\Tests\rest\Functional\AnonResourceTestTrait;
+
+/**
+ * @group hal
+ */
+class FeedHalJsonAnonTest extends FeedHalJsonTestBase {
+
+  use AnonResourceTestTrait;
+
+  /**
+   * {@inheritdoc}
+   */
+  protected static $mimeType = 'application/hal+json';
+
+}
only in patch2:
unchanged:
--- /dev/null
+++ b/core/modules/hal/tests/src/Functional/EntityResource/Feed/FeedHalJsonBasicAuthTest.php
@@ -0,0 +1,24 @@
+<?php
+
+namespace Drupal\Tests\hal\Functional\EntityResource\Feed;
+
+use Drupal\Tests\rest\Functional\BasicAuthResourceTestTrait;
+
+/**
+ * @group hal
+ */
+class FeedHalJsonBasicAuthTest extends FeedHalJsonTestBase {
+
+  use BasicAuthResourceTestTrait;
+
+  /**
+   * {@inheritdoc}
+   */
+  public static $modules = ['basic_auth'];
+
+  /**
+   * {@inheritdoc}
+   */
+  protected static $auth = 'basic_auth';
+
+}
only in patch2:
unchanged:
--- /dev/null
+++ b/core/modules/hal/tests/src/Functional/EntityResource/Feed/FeedHalJsonCookieTest.php
@@ -0,0 +1,19 @@
+<?php
+
+namespace Drupal\Tests\hal\Functional\EntityResource\Feed;
+
+use Drupal\Tests\rest\Functional\CookieResourceTestTrait;
+
+/**
+ * @group hal
+ */
+class FeedHalJsonCookieTest extends FeedHalJsonTestBase {
+
+  use CookieResourceTestTrait;
+
+  /**
+   * {@inheritdoc}
+   */
+  protected static $auth = 'cookie';
+
+}
only in patch2:
unchanged:
--- /dev/null
+++ b/core/modules/hal/tests/src/Functional/EntityResource/Feed/FeedHalJsonTestBase.php
@@ -0,0 +1,62 @@
+<?php
+
+namespace Drupal\Tests\hal\Functional\EntityResource\Feed;
+
+use Drupal\Tests\rest\Functional\EntityResource\Feed\FeedResourceTestBase;
+use Drupal\Tests\hal\Functional\EntityResource\HalEntityNormalizationTrait;
+
+/**
+ * @group hal
+ */
+abstract class FeedHalJsonTestBase extends FeedResourceTestBase {
+
+  use HalEntityNormalizationTrait;
+
+  /**
+   * {@inheritdoc}
+   */
+  public static $modules = ['hal'];
+
+  /**
+   * {@inheritdoc}
+   */
+  protected static $format = 'hal_json';
+
+  /**
+   * {@inheritdoc}
+   */
+  protected static $mimeType = 'application/hal+json';
+
+  /**
+   * {@inheritdoc}
+   */
+  protected function getExpectedNormalizedEntity() {
+    $default_normalization = parent::getExpectedNormalizedEntity();
+
+    $normalization = $this->applyHalFieldNormalization($default_normalization);
+
+    return $normalization + [
+        '_links' => [
+          'self' => [
+            'href' => $this->baseUrl . '/aggregator/sources/1?_format=hal_json'
+          ],
+          'type' => [
+            'href' => $this->baseUrl . '/rest/type/aggregator_feed/aggregator_feed'
+          ],
+        ],
+      ];
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  protected function getNormalizedPostEntity() {
+    return parent::getNormalizedPostEntity() + [
+        '_links' => [
+          'type' => [
+            'href' => $this->baseUrl . '/rest/type/aggregator_feed/aggregator_feed'
+          ],
+        ],
+      ];
+  }
+}