10 files declare their use of FieldUiTestTrait
- CommentNonNodeTest.php in core/modules/ comment/ tests/ src/ Functional/ CommentNonNodeTest.php 
- ContactSitewideTest.php in core/modules/ contact/ tests/ src/ Functional/ ContactSitewideTest.php 
- EntityReferenceAdminTest.php in core/modules/ field/ tests/ src/ FunctionalJavascript/ EntityReference/ EntityReferenceAdminTest.php 
- EntityReferenceAdminTest.php in core/modules/ field/ tests/ src/ Functional/ EntityReference/ EntityReferenceAdminTest.php 
- FieldUIDeleteTest.php in core/modules/ field_ui/ tests/ src/ Functional/ FieldUIDeleteTest.php 
- FileFieldWidgetTest.php in core/modules/ file/ tests/ src/ FunctionalJavascript/ FileFieldWidgetTest.php 
- FileFieldWidgetTest.php in core/modules/ file/ tests/ src/ Functional/ FileFieldWidgetTest.php 
- LinkFieldUITest.php in core/modules/ link/ tests/ src/ Functional/ LinkFieldUITest.php 
- ManageDisplayTest.php in core/modules/ field_ui/ tests/ src/ Functional/ ManageDisplayTest.php 
- ManageFieldsFunctionalTest.php in core/modules/ field_ui/ tests/ src/ Functional/ ManageFieldsFunctionalTest.php 
Buggy or inaccurate documentation? Please file an issue. Need support? Need help programming? Connect with the Drupal community.
