61 files declare their use of TestFileCreationTrait

AccessTest.php in core/modules/file/tests/src/Kernel/AccessTest.php
AjaxFileManagedMultipleTest.php in core/modules/file/tests/src/FunctionalJavascript/AjaxFileManagedMultipleTest.php
AjaxMaintenanceModeTest.php in core/tests/Drupal/FunctionalJavascriptTests/Ajax/AjaxMaintenanceModeTest.php
ArchiverTestBase.php in core/tests/Drupal/KernelTests/Core/Archiver/ArchiverTestBase.php
CKEditor5FragmentLinkTest.php in core/modules/ckeditor5/tests/src/FunctionalJavascript/CKEditor5FragmentLinkTest.php
CKEditor5Test.php in core/modules/ckeditor5/tests/src/FunctionalJavascript/CKEditor5Test.php
ClaroModalDisplayTest.php in core/tests/Drupal/FunctionalJavascriptTests/Theme/ClaroModalDisplayTest.php
CommentPreviewTest.php in core/modules/comment/tests/src/Functional/CommentPreviewTest.php
ConfigImportUploadTest.php in core/modules/config/tests/src/Functional/ConfigImportUploadTest.php
ContentEntityFormFieldValidationFilteringTest.php in core/tests/Drupal/FunctionalTests/Entity/ContentEntityFormFieldValidationFilteringTest.php
ContentModerationTest.php in core/modules/media_library/tests/src/FunctionalJavascript/ContentModerationTest.php
ContentTranslationFieldSyncRevisionTest.php in core/modules/content_translation/tests/src/Kernel/ContentTranslationFieldSyncRevisionTest.php
ContentTranslationLanguageChangeTest.php in core/modules/content_translation/tests/src/Functional/ContentTranslationLanguageChangeTest.php
ContentTranslationSyncImageTest.php in core/modules/content_translation/tests/src/Functional/ContentTranslationSyncImageTest.php
DrupalSelenium2DriverTest.php in core/tests/Drupal/FunctionalJavascriptTests/Tests/DrupalSelenium2DriverTest.php
EditorFileReferenceFilterTest.php in core/modules/editor/tests/src/Kernel/EditorFileReferenceFilterTest.php
EmbeddedFormWidgetTest.php in core/modules/media_library/tests/src/FunctionalJavascript/EmbeddedFormWidgetTest.php
EntityReferenceFileUploadTest.php in core/modules/field/tests/src/Functional/EntityReference/EntityReferenceFileUploadTest.php
FileFieldTestBase.php in core/modules/file/tests/src/Functional/FileFieldTestBase.php
FileFieldValidateTest.php in core/modules/file/tests/src/FunctionalJavascript/FileFieldValidateTest.php
FileFieldWidgetTest.php in core/modules/file/tests/src/FunctionalJavascript/FileFieldWidgetTest.php
FileMoveTest.php in core/modules/image/tests/src/Kernel/FileMoveTest.php
FilterHtmlImageSecureTest.php in core/modules/filter/tests/src/Functional/FilterHtmlImageSecureTest.php
ImageAdminStylesTest.php in core/modules/image/tests/src/Functional/ImageAdminStylesTest.php
ImageDimensionsTest.php in core/modules/image/tests/src/Functional/ImageDimensionsTest.php
ImageFieldDefaultImagesTest.php in core/modules/image/tests/src/Functional/ImageFieldDefaultImagesTest.php
ImageFieldDisplayTest.php in core/modules/image/tests/src/Functional/ImageFieldDisplayTest.php
ImageFieldTestBase.php in core/modules/image/tests/src/FunctionalJavascript/ImageFieldTestBase.php
ImageFieldValidateTest.php in core/modules/image/tests/src/Functional/ImageFieldValidateTest.php
ImageFieldWidgetMultipleTest.php in core/modules/image/tests/src/FunctionalJavascript/ImageFieldWidgetMultipleTest.php
ImageOnTranslatedEntityTest.php in core/modules/image/tests/src/Functional/ImageOnTranslatedEntityTest.php
ImageStyleFlushTest.php in core/modules/image/tests/src/Functional/ImageStyleFlushTest.php
ImageStylesPathAndUrlTest.php in core/modules/image/tests/src/Functional/ImageStylesPathAndUrlTest.php
ImageTestBase.php in core/modules/ckeditor5/tests/src/FunctionalJavascript/ImageTestBase.php
ImageThemeFunctionTest.php in core/modules/image/tests/src/Kernel/ImageThemeFunctionTest.php
ImageUploadTest.php in core/modules/ckeditor5/tests/src/Functional/ImageUploadTest.php
InlineBlockPrivateFilesTest.php in core/modules/layout_builder/tests/src/FunctionalJavascript/InlineBlockPrivateFilesTest.php
LayoutBuilderDefaultValuesTest.php in core/modules/layout_builder/tests/src/Functional/LayoutBuilderDefaultValuesTest.php
MaximumFileSizeExceededUploadTest.php in core/modules/file/tests/src/FunctionalJavascript/MaximumFileSizeExceededUploadTest.php
MediaEmbedFilterTestBase.php in core/modules/media/tests/src/Kernel/MediaEmbedFilterTestBase.php
MediaEntityMetadataApiTest.php in core/modules/ckeditor5/tests/src/Functional/MediaEntityMetadataApiTest.php
MediaLibraryTest.php in core/modules/ckeditor5/tests/src/FunctionalJavascript/MediaLibraryTest.php
MediaSourceImageTest.php in core/modules/media/tests/src/Functional/MediaSourceImageTest.php
MediaTestBase.php in core/modules/ckeditor5/tests/src/FunctionalJavascript/MediaTestBase.php
MediaThumbnailFormatterTest.php in core/modules/media/tests/src/Functional/FieldFormatter/MediaThumbnailFormatterTest.php
PagePreviewTest.php in core/modules/node/tests/src/Functional/PagePreviewTest.php
ResponsiveImageFieldDisplayTest.php in core/modules/responsive_image/tests/src/Functional/ResponsiveImageFieldDisplayTest.php
SaveUploadFormTest.php in core/modules/file/tests/src/Functional/SaveUploadFormTest.php
SaveUploadTest.php in core/modules/file/tests/src/Functional/SaveUploadTest.php
StateValuesCleanAdvancedTest.php in core/modules/system/tests/src/Functional/Form/StateValuesCleanAdvancedTest.php
TaxonomyImageTest.php in core/modules/taxonomy/tests/src/Functional/TaxonomyImageTest.php
TextFieldTest.php in core/modules/text/tests/src/Functional/TextFieldTest.php
ThemeSettingsFormTest.php in core/modules/system/tests/src/FunctionalJavascript/ThemeSettingsFormTest.php
ThemeTest.php in core/modules/system/tests/src/Functional/System/ThemeTest.php
ToolkitTestTrait.php in core/tests/Drupal/Tests/Traits/Core/Image/ToolkitTestTrait.php
TranslationsTest.php in core/modules/media_library/tests/src/FunctionalJavascript/TranslationsTest.php
UpdateUploadTest.php in core/modules/update/tests/src/Functional/UpdateUploadTest.php
UserPasswordResetTest.php in core/modules/user/tests/src/FunctionalJavascript/UserPasswordResetTest.php
UserPictureTest.php in core/modules/user/tests/src/Functional/UserPictureTest.php
WidgetOverflowTest.php in core/modules/media_library/tests/src/FunctionalJavascript/WidgetOverflowTest.php
WidgetUploadTest.php in core/modules/media_library/tests/src/FunctionalJavascript/WidgetUploadTest.php

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