* Add more UI-Test, refactor UITestAutomation
* Convert manual test-case to automation
UI-Tests:
Validating Empty-view is shown if no entries in the list.
Validating Empty-view is NOT shown if 1 or more entries in the list.
Validating Add-an-entry HyperlinkButton in Empty-view works correctly.
Validating Adding-entry Button works correctly.
Validating the Add button should be Disabled if more than 9 hosts in one entry.
Validating the Add button should be Enabled if less or equal 9 hosts in one entry.
Validating error message should be shown if not run as admin.
Validating Warning-Dialog will be shown if 'Show a warning at startup' toggle is On.
Validating Warning-Dialog will NOT be shown if 'Show a warning at startup' toggle is Off.
Validating click 'Quit' button in Warning-Dialog, the Hosts File Editor window would be closed.
Validating click 'Accept' button in Warning-Dialog, the Hosts File Editor window would NOT be closed.
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Co-authored-by: Jerry Xu <nxu@microsoft.com>
Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>
