only in patch2:
unchanged:
--- a/core/modules/book/src/Tests/Migrate/d6/MigrateBookTest.php
+++ b/core/modules/book/src/Tests/Migrate/d6/MigrateBookTest.php
@@ -27,6 +27,7 @@ class MigrateBookTest extends MigrateDrupal6TestBase {
    */
   protected function setUp() {
     parent::setUp();
+    $this->installEntitySchema('file');
     $this->installSchema('book', ['book']);
     $this->installSchema('node', ['node_access']);
     $this->migrateContent();
only in patch2:
unchanged:
--- a/core/modules/comment/src/Tests/Migrate/d6/MigrateCommentTest.php
+++ b/core/modules/comment/src/Tests/Migrate/d6/MigrateCommentTest.php
@@ -30,6 +30,7 @@ class MigrateCommentTest extends MigrateDrupal6TestBase {
   protected function setUp() {
     parent::setUp();
 
+    $this->installEntitySchema('file');
     $this->installEntitySchema('node');
     $this->installEntitySchema('comment');
     $this->installSchema('comment', ['comment_entity_statistics']);
only in patch2:
unchanged:
--- a/core/modules/node/src/Tests/Migrate/d6/MigrateNodeRevisionTest.php
+++ b/core/modules/node/src/Tests/Migrate/d6/MigrateNodeRevisionTest.php
@@ -19,6 +19,7 @@ class MigrateNodeRevisionTest extends MigrateNodeTestBase {
    */
   protected function setUp() {
     parent::setUp();
+    $this->installEntitySchema('file');
     $this->executeMigrations(['d6_node:*', 'd6_node_revision:*']);
   }
 
only in patch2:
unchanged:
--- a/core/modules/taxonomy/src/Tests/Migrate/d6/MigrateTermNodeRevisionTest.php
+++ b/core/modules/taxonomy/src/Tests/Migrate/d6/MigrateTermNodeRevisionTest.php
@@ -26,6 +26,7 @@ class MigrateTermNodeRevisionTest extends MigrateDrupal6TestBase {
    */
   protected function setUp() {
     parent::setUp();
+    $this->installEntitySchema('file');
     $this->installSchema('node', ['node_access']);
     $this->migrateContent(TRUE);
     $this->migrateTaxonomy();
only in patch2:
unchanged:
--- a/core/modules/taxonomy/src/Tests/Migrate/d6/MigrateTermNodeTest.php
+++ b/core/modules/taxonomy/src/Tests/Migrate/d6/MigrateTermNodeTest.php
@@ -30,6 +30,7 @@ class MigrateTermNodeTest extends MigrateDrupal6TestBase {
    */
   protected function setUp() {
     parent::setUp();
+    $this->installEntitySchema('file');
     $this->installSchema('node', ['node_access']);
     $this->migrateContent();
     $this->migrateTaxonomy();