7 calls to FileTestBase::createDirectory()

FileCopyTest::testNonWritableDestination in core/modules/migrate/tests/src/Kernel/process/FileCopyTest.php
Tests that non-writable destination throw an exception.
FileDeleteRecursiveTest::testDirectory in core/tests/Drupal/KernelTests/Core/File/FileDeleteRecursiveTest.php
Try deleting a directory with some files.
FileDeleteRecursiveTest::testEmptyDirectory in core/tests/Drupal/KernelTests/Core/File/FileDeleteRecursiveTest.php
Try deleting an empty directory.
FileDeleteRecursiveTest::testSubDirectory in core/tests/Drupal/KernelTests/Core/File/FileDeleteRecursiveTest.php
Try deleting subdirectories with some files.
FileDeleteTest::testDirectory in core/tests/Drupal/KernelTests/Core/File/FileDeleteTest.php
Try deleting a directory.
FileDeleteTest::testSymlinkDirectory in core/tests/Drupal/KernelTests/Core/File/FileDeleteTest.php
Tests deleting a symlink to a directory.
FileDeleteTest::testSymlinkDirectoryStreamWrappers in core/tests/Drupal/KernelTests/Core/File/FileDeleteTest.php
Tests deleting using a symlinked directory using stream wrappers.

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