https://api.drupal.org/api/drupal/core%21modules%21layout_builder%21tests%21src%21Functional%21LayoutBuilderViewModeTest.php/function/LayoutBuilderViewModeTest%3A%3AtestLayoutBuilderUiFullViewMode/11.x
function LayoutBuilderViewModeTest::testLayoutBuilderUiFullViewMode | Drupal API
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