Adam G-H
--- a/core/modules/media_library/tests/src/Kernel/MediaLibraryAccessTest.php
+++ b/core/modules/media_library/tests/src/Kernel/MediaLibraryAccessTest.php
+      $this->createMediaType('image')->id(),
+    ];
+
+    $account = $this->createUser(['create media']);
+    $this->setCurrentUser($account);
+
+    /** @var \Drupal\media_library\MediaLibraryUiBuilder $ui_builder */
+    $ui_builder = $this->container->get('media_library.ui_builder');
+
+    $state = MediaLibraryState::create('test', $media_types, $media_types[0], 1);
+    $build = $ui_builder->buildUi($state);
+    $this->assertEmpty($build['content']['form']);
+
+    $state = MediaLibraryState::create('test', $media_types, $media_types[1], 1);
+    $build = $ui_builder->buildUi($state);
+    $this->assertNotEmpty($build['content']['form']);