AdminBarDynamicLinksTestCase::testNode in core/modules/admin_bar/tests/admin_bar.test

Tests node type links.

AdminBarPermissionsTestCase::testPermissions in core/modules/admin_bar/tests/admin_bar.test

Test that the links are added to the page (no JS testing).

AdminBarWebTestCase::assertNoLinkTrailByTitle in core/modules/admin_bar/tests/admin_bar.test

Asserts that no link appears in the menu for a specified trail.