FieldInfoTestCase::testFieldInfo in core/modules/field/tests/field.test
Test that field types and field definitions are correcly cached.
FieldInfoTestCase::testSettingsInfo in core/modules/field/tests/field.test
Test that the field_info settings convenience functions work.
locale_form_alter in core/modules/locale/locale.module
Implements hook_form_alter().
UserRegistrationTestCase::testRegistrationWithUserFields in core/modules/user/tests/user.test
Tests Field API fields on user registration forms.
user_field_info_alter in core/modules/user/user.module
Implements hook_field_info_alter().
user_form_field_ui_field_edit_form_alter in core/modules/user/user.module
Implements hook_form_FORM_ID_alter().
user_form_field_ui_field_edit_form_submit in core/modules/user/user.module
Additional submit handler for the 'Edit field instance' form.
user_menu in core/modules/user/user.module
Implements hook_menu().