Potential A11y Violation:
Multiple banner landmarks exist
Point of Failure
A document must not have more than one banner landmark.
Available Automation Evaluation
In checking known available linting and testing tools, these are our findings.
Linting Cannot Exist
It does not seem possible to have an automated test for this potential failure, yet.
Testing Exists
See the axe-core library for the landmark-no-duplicate-banner rule.
Other Test Methods
In addition to automated tests, there are other types of tests that could be conducted to prevent this potential violation.
Developer Authored Test Could Exist
Developers should make sure that their code does not violate this rule, and try to write a test that would prevent a regression in accessibility if the code is later changed.
Manual Test Exists
Review page and ensure the point of failure does not exist, inspecting the DOM where required.