6 methods override ConfigStorageTestBase::insert() in Drupal 8

CachedStorageTest::insert in core/tests/Drupal/KernelTests/Core/Config/Storage/CachedStorageTest.php

DatabaseStorageTest::insert in core/tests/Drupal/KernelTests/Core/Config/Storage/DatabaseStorageTest.php

FileStorageTest::insert in core/tests/Drupal/KernelTests/Core/Config/Storage/FileStorageTest.php

ManagedStorageTest::insert in core/tests/Drupal/KernelTests/Core/Config/Storage/ManagedStorageTest.php

MemoryStorageTest::insert in core/tests/Drupal/KernelTests/Core/Config/Storage/MemoryStorageTest.php

StorageReplaceDataWrapperTest::insert in core/tests/Drupal/KernelTests/Core/Config/Storage/StorageReplaceDataWrapperTest.php