diff --git a/core/modules/comment/tests/src/Kernel/Migrate/d7/MigrateCommentTest.php b/core/modules/comment/tests/src/Kernel/Migrate/d7/MigrateCommentTest.php
index a0a8aa8e5138757d67e5abf0e715f63129303392..da27687cf101cb756055d02f699512ced07c0f5f 100644
--- a/core/modules/comment/tests/src/Kernel/Migrate/d7/MigrateCommentTest.php
+++ b/core/modules/comment/tests/src/Kernel/Migrate/d7/MigrateCommentTest.php
@@ -123,12 +123,8 @@ public function testMigration() {
     $node = $comment->getCommentedEntity();
     $this->assertInstanceOf(NodeInterface::class, $node);
     $this->assertSame('1', $node->id());
-  }
 
-  /**
-   * Tests the migration of comment entity translations.
-   */
-  public function testCommentEntityTranslations() {
+    // Tests the migration of comment entity translations.
     $manager = $this->container->get('content_translation.manager');
 
     // Get the comment and its translations.
diff --git a/core/modules/config_translation/tests/src/Kernel/Migrate/d6/MigrateUserConfigsTranslationTest.php b/core/modules/config_translation/tests/src/Kernel/Migrate/d6/MigrateUserConfigsTranslationTest.php
index 1db1c4fc0fc57033fc0ed224f1efac80599775f5..04b642243b29972ed50095ce0e249aa26b2bfbcb 100644
--- a/core/modules/config_translation/tests/src/Kernel/Migrate/d6/MigrateUserConfigsTranslationTest.php
+++ b/core/modules/config_translation/tests/src/Kernel/Migrate/d6/MigrateUserConfigsTranslationTest.php
@@ -59,12 +59,8 @@ public function testUserMail() {
     $config = \Drupal::service('language_manager')->getLanguageConfigOverride('zu', 'user.mail');
     $this->assertSame('zu - An administrator created an account for you at [site:name]', $config->get('register_admin_created.subject'));
     $this->assertSame("zu - [user:name],\r\n\r\nA site administrator at [site:name] has created an account for you. You may now log in to [site:login-url] using the following username and password:\r\n\r\nusername: [user:name]\r\npassword: \r\n\r\nYou may also log in by clicking on this link or copying and pasting it in your browser:\r\n\r\n[user:one-time-login-url]\r\n\r\nThis is a one-time login, so it can be used only once.\r\n\r\nAfter logging in, you will be redirected to [user:edit-url] so you can change your password.\r\n\r\n\r\n--  [site:name] team", $config->get('register_admin_created.body'));
-  }
 
-  /**
-   * Tests migration of i18n user variables to user.settings.yml.
-   */
-  public function testUserSettings() {
+    // Tests migration of i18n user variables to user.settings.yml.
     $config = \Drupal::service('language_manager')->getLanguageConfigOverride('fr', 'user.settings');
     $this->assertSame(1, $config->get('notify.status_blocked'));
     $this->assertSame(0, $config->get('notify.status_activated'));
diff --git a/core/modules/language/tests/src/Kernel/Migrate/d6/MigrateLanguageContentSettingsTest.php b/core/modules/language/tests/src/Kernel/Migrate/d6/MigrateLanguageContentSettingsTest.php
index a5b23485093f989ab429598ff0dd34b315f45c56..1c17d3dedf63a898b3402ac489fbe23676046f66 100644
--- a/core/modules/language/tests/src/Kernel/Migrate/d6/MigrateLanguageContentSettingsTest.php
+++ b/core/modules/language/tests/src/Kernel/Migrate/d6/MigrateLanguageContentSettingsTest.php
@@ -51,13 +51,8 @@ public function testLanguageContent() {
     $this->assertTrue($config->isDefaultConfiguration());
     $this->assertFalse($config->isLanguageAlterable());
     $this->assertSame($config->getDefaultLangcode(), 'site_default');
-  }
 
-  /**
-   * Tests migration of content language settings when there is no language lock.
-   */
-  public function testLanguageContentWithNoLanguageLock() {
-    // Assert that a we can assign a language.
+    // Assert that a we can assign a language when there is no language lock.
     $config = ContentLanguageSettings::loadByEntityTypeBundle('node', 'employee');
     $this->assertSame($config->getDefaultLangcode(), 'current_interface');
     $this->assertTrue($config->isLanguageAlterable());
diff --git a/core/modules/node/tests/src/Kernel/Migrate/d7/MigrateNodeTest.php b/core/modules/node/tests/src/Kernel/Migrate/d7/MigrateNodeTest.php
index fb61c3c62104a7abde1b73915264fa79c9f5d538..65b1ad85e3049f456419503d54d8d377173546b2 100644
--- a/core/modules/node/tests/src/Kernel/Migrate/d7/MigrateNodeTest.php
+++ b/core/modules/node/tests/src/Kernel/Migrate/d7/MigrateNodeTest.php
@@ -250,12 +250,7 @@ public function testNode() {
     $node = $node->getTranslation('is');
     $this->assertSame($value, $node->field_text_plain->value);
 
-  }
-
-  /**
-   * Test node entity translations migration from Drupal 7 to 8.
-   */
-  public function testNodeEntityTranslations() {
+    // Test node entity translations migration from Drupal 7 to 8.
     $manager = $this->container->get('content_translation.manager');
 
     // Get the node and its translations.
diff --git a/core/modules/path/tests/src/Kernel/Migrate/d6/MigrateUrlAliasTest.php b/core/modules/path/tests/src/Kernel/Migrate/d6/MigrateUrlAliasTest.php
index 974cfd54e0b14bd3156f89114359c3b621afad94..984014476c49fa0b7f4d9352d8e482c81d51a8be 100644
--- a/core/modules/path/tests/src/Kernel/Migrate/d6/MigrateUrlAliasTest.php
+++ b/core/modules/path/tests/src/Kernel/Migrate/d6/MigrateUrlAliasTest.php
@@ -122,14 +122,9 @@ public function testUrlAlias() {
       'langcode' => 'und',
     ];
     $this->assertPath(8, $conditions, $path_alias);
-  }
 
-  /**
-   * Test the URL alias migration with translated nodes.
-   */
-  public function testUrlAliasWithTranslatedNodes() {
+    // Test the URL alias migration with translated nodes.
     // Alias for the 'The Real McCoy' node in English.
-
     $path_alias = $this->loadPathAliasByConditions(['alias' => '/the-real-mccoy']);
     $this->assertSame('/node/10', $path_alias->getPath());
     $this->assertSame('en', $path_alias->get('langcode')->value);
diff --git a/core/modules/taxonomy/tests/src/Kernel/Migrate/d6/MigrateTermNodeComplete.php b/core/modules/taxonomy/tests/src/Kernel/Migrate/d6/MigrateTermNodeComplete.php
index be2d04497648b39301b87f051a61b542e95c65c6..97beb2de1960519b549ae0c48216b56c71665468 100644
--- a/core/modules/taxonomy/tests/src/Kernel/Migrate/d6/MigrateTermNodeComplete.php
+++ b/core/modules/taxonomy/tests/src/Kernel/Migrate/d6/MigrateTermNodeComplete.php
@@ -62,12 +62,8 @@ public function testTermNode() {
     $this->assertCount(2, $node->field_vocabulary_2_i_1_);
     $this->assertSame('2', $node->field_vocabulary_2_i_1_[0]->target_id);
     $this->assertSame('3', $node->field_vocabulary_2_i_1_[1]->target_id);
-  }
 
-  /**
-   * Tests the Drupal 6 term-node association to Drupal 8 node revisions.
-   */
-  public function testTermNodeRevision() {
+    // Tests the Drupal 6 term-node association to Drupal 8 node revisions.
     $this->executeMigrations(['d6_term_node_revision']);
 
     $node = \Drupal::entityTypeManager()->getStorage('node')->loadRevision(2001);
diff --git a/core/modules/taxonomy/tests/src/Kernel/Migrate/d7/MigrateTaxonomyTermTest.php b/core/modules/taxonomy/tests/src/Kernel/Migrate/d7/MigrateTaxonomyTermTest.php
index 0855ba09575013d255368680af3b77dc522e22bb..ab2afce6e1f52a52057e35a28e65a55f5c20b90b 100644
--- a/core/modules/taxonomy/tests/src/Kernel/Migrate/d7/MigrateTaxonomyTermTest.php
+++ b/core/modules/taxonomy/tests/src/Kernel/Migrate/d7/MigrateTaxonomyTermTest.php
@@ -154,49 +154,8 @@ public function testTaxonomyTerms() {
 
     // Fixed.
     $this->assertEntity(24, 'fr', 'FR - Crewman', 'vocabfixed', NULL, NULL, '0', []);
-  }
-
-  /**
-   * Retrieves the parent term IDs for a given term.
-   *
-   * @param $tid
-   *   ID of the term to check.
-   *
-   * @return array
-   *   List of parent term IDs.
-   */
-  protected function getParentIDs($tid) {
-    return array_keys(\Drupal::entityTypeManager()->getStorage('taxonomy_term')->loadParents($tid));
-  }
 
-  /**
-   * Assert that a term is present in the tree storage, with the right parents.
-   *
-   * @param string $vid
-   *   Vocabulary ID.
-   * @param int $tid
-   *   ID of the term to check.
-   * @param array $parent_ids
-   *   The expected parent term IDs.
-   */
-  protected function assertHierarchy($vid, $tid, array $parent_ids) {
-    if (!isset($this->treeData[$vid])) {
-      $tree = \Drupal::entityTypeManager()->getStorage('taxonomy_term')->loadTree($vid);
-      $this->treeData[$vid] = [];
-      foreach ($tree as $item) {
-        $this->treeData[$vid][$item->tid] = $item;
-      }
-    }
-
-    $this->assertArrayHasKey($tid, $this->treeData[$vid], "Term $tid exists in taxonomy tree");
-    $term = $this->treeData[$vid][$tid];
-    $this->assertEquals($parent_ids, array_filter($term->parents), "Term $tid has correct parents in taxonomy tree");
-  }
-
-  /**
-   * Tests the migration of taxonomy term entity translations.
-   */
-  public function testTaxonomyTermEntityTranslations() {
+    // Tests the migration of taxonomy term entity translations.
     $manager = $this->container->get('content_translation.manager');
 
     // Get the term and its translations.
@@ -245,4 +204,41 @@ public function testTaxonomyTermEntityTranslations() {
     $this->assertSame($term->parent->terget_id, $term_is->parent->terget_id);
   }
 
+  /**
+   * Retrieves the parent term IDs for a given term.
+   *
+   * @param $tid
+   *   ID of the term to check.
+   *
+   * @return array
+   *   List of parent term IDs.
+   */
+  protected function getParentIDs($tid) {
+    return array_keys(\Drupal::entityTypeManager()->getStorage('taxonomy_term')->loadParents($tid));
+  }
+
+  /**
+   * Assert that a term is present in the tree storage, with the right parents.
+   *
+   * @param string $vid
+   *   Vocabulary ID.
+   * @param int $tid
+   *   ID of the term to check.
+   * @param array $parent_ids
+   *   The expected parent term IDs.
+   */
+  protected function assertHierarchy($vid, $tid, array $parent_ids) {
+    if (!isset($this->treeData[$vid])) {
+      $tree = \Drupal::entityTypeManager()->getStorage('taxonomy_term')->loadTree($vid);
+      $this->treeData[$vid] = [];
+      foreach ($tree as $item) {
+        $this->treeData[$vid][$item->tid] = $item;
+      }
+    }
+
+    $this->assertArrayHasKey($tid, $this->treeData[$vid], "Term $tid exists in taxonomy tree");
+    $term = $this->treeData[$vid][$tid];
+    $this->assertEquals($parent_ids, array_filter($term->parents), "Term $tid has correct parents in taxonomy tree");
+  }
+
 }
diff --git a/core/modules/user/tests/src/Kernel/Migrate/d6/MigrateUserConfigsTest.php b/core/modules/user/tests/src/Kernel/Migrate/d6/MigrateUserConfigsTest.php
index 9c85befcd6fbc24b6456bfd851e5c3c5214462ce..1708dbb43e5757b615dc773270aed28bd7bd2201 100644
--- a/core/modules/user/tests/src/Kernel/Migrate/d6/MigrateUserConfigsTest.php
+++ b/core/modules/user/tests/src/Kernel/Migrate/d6/MigrateUserConfigsTest.php
@@ -46,12 +46,8 @@ public function testUserMail() {
     $this->assertSame('Account details for [user:name] at [site:name] (blocked)', $config->get('status_blocked.subject'));
     $this->assertSame("[user:name],\n\nYour account on [site:name] has been blocked.", $config->get('status_blocked.body'));
     $this->assertConfigSchema(\Drupal::service('config.typed'), 'user.mail', $config->get());
-  }
 
-  /**
-   * Tests migration of user variables to user.settings.yml.
-   */
-  public function testUserSettings() {
+    // Tests migration of user variables to user.settings.yml.
     $config = $this->config('user.settings');
     $this->assertTrue($config->get('notify.status_blocked'));
     $this->assertFalse($config->get('notify.status_activated'));
diff --git a/core/modules/user/tests/src/Kernel/Migrate/d6/MigrateUserPictureD6FileTest.php b/core/modules/user/tests/src/Kernel/Migrate/d6/MigrateUserPictureD6FileTest.php
index 27d2da148545e3e0a7de2f67ad955dd0febf8de1..ffeb2442ba7aff79564d3a113f49c2a4dbe77055 100644
--- a/core/modules/user/tests/src/Kernel/Migrate/d6/MigrateUserPictureD6FileTest.php
+++ b/core/modules/user/tests/src/Kernel/Migrate/d6/MigrateUserPictureD6FileTest.php
@@ -48,6 +48,15 @@ public function testUserPictures() {
     $this->assertSame('public://image-test.png', $file->getFileUri());
     $this->assertSame('8', $file->getOwnerId());
     $this->assertEmpty($files);
+
+    // Tests the D6 user pictures migration in combination with D6 file.
+    $this->setUpMigratedFiles();
+    $this->assertEntity(1, 'image-test.jpg', '1901', 'public://image-test.jpg', 'image/jpeg', '2');
+    $this->assertEntity(2, 'image-test.png', '125', 'public://image-test.png', 'image/png', '8');
+    $this->assertEntity(3, 'Image1.png', '39325', 'public://image-1.png', 'image/png', '1');
+    $this->assertEntity(4, 'Image2.jpg', '1831', 'public://image-2.jpg', 'image/jpeg', '1');
+    $this->assertEntity(5, 'Image-test.gif', '183', 'public://image-test.gif', 'image/jpeg', '1');
+    $this->assertEntity(6, 'html-1.txt', '24', 'public://html-1.txt', 'text/plain', '1');
   }
 
   /**
@@ -77,17 +86,4 @@ protected function assertEntity($fid, $name, $size, $uri, $type, $uid) {
     $this->assertSame($uid, $file->getOwnerId());
   }
 
-  /**
-   * Tests the D6 user pictures migration in combination with D6 file.
-   */
-  public function testUserPicturesWithD6File() {
-    $this->setUpMigratedFiles();
-    $this->assertEntity(1, 'image-test.jpg', '1901', 'public://image-test.jpg', 'image/jpeg', '2');
-    $this->assertEntity(2, 'image-test.png', '125', 'public://image-test.png', 'image/png', '8');
-    $this->assertEntity(3, 'Image1.png', '39325', 'public://image-1.png', 'image/png', '1');
-    $this->assertEntity(4, 'Image2.jpg', '1831', 'public://image-2.jpg', 'image/jpeg', '1');
-    $this->assertEntity(5, 'Image-test.gif', '183', 'public://image-test.gif', 'image/jpeg', '1');
-    $this->assertEntity(6, 'html-1.txt', '24', 'public://html-1.txt', 'text/plain', '1');
-  }
-
 }
diff --git a/core/modules/user/tests/src/Kernel/Migrate/d7/MigrateUserTest.php b/core/modules/user/tests/src/Kernel/Migrate/d7/MigrateUserTest.php
index 179d80e0c80795fb956c1406a0b5ca04547da5e3..8f40bea87ce012a28a4b8f98d1215d939695c6e4 100644
--- a/core/modules/user/tests/src/Kernel/Migrate/d7/MigrateUserTest.php
+++ b/core/modules/user/tests/src/Kernel/Migrate/d7/MigrateUserTest.php
@@ -217,12 +217,8 @@ public function testUser() {
       $user = User::load($source->uid);
       $this->assertEquals($rehash, $user->getPassword());
     }
-  }
 
-  /**
-   * Tests the Drupal 7 user entity translations to Drupal 8 migration.
-   */
-  public function testUserEntityTranslations() {
+    // Tests the Drupal 7 user entity translations to Drupal 8 migration.
     $manager = $this->container->get('content_translation.manager');
 
     // Get the user and its translations.