diff -u b/core/tests/Drupal/KernelTests/Core/Entity/EntitySchemaTest.php b/core/tests/Drupal/KernelTests/Core/Entity/EntitySchemaTest.php
--- b/core/tests/Drupal/KernelTests/Core/Entity/EntitySchemaTest.php
+++ b/core/tests/Drupal/KernelTests/Core/Entity/EntitySchemaTest.php
@@ -349,10 +349,6 @@
     // Ensure that there are storage definitions from the entity_test module.
     $this->assertNotEqual($entity_type_id_count, 0, 'There are storage definitions provided by the entity_test module in the schema.');
 
-    // Manually drop one of the test entity type tables to simulate a scenario
-    // where a table was not created or an entity type is new.
-    \Drupal::database()->schema()->dropTable('entity_test');
-
     // Uninstall the entity_test module.
     $this->container->get('module_installer')->uninstall(['entity_test']);
 
@@ -449,2 +445,12 @@
 
+  /**
+   * Manually drop one of the test entity type tables to simulate a scenario
+   * where a table was not created or an entity type is new.
+   */
+  public function testUninstall() {
+    $this->installModule('entity_test');
+    \Drupal::database()->schema()->dropTable('entity_test');
+    // Uninstall the entity_test module.
+    $this->container->get('module_installer')->uninstall(['entity_test']);
+  }
 }