// Reject wrong type
invalid params: no params provided, but 1 required at 0..6
invalid params: more param(s) than expected at 8..10
invalid params: more param(s) than expected at 11..13
// Reject wrong interface
unknown test func "wrong.nullary"
// Reject wrong package
unknown test func "ui:another/ui.nullary"
unknown test func "other:tests/ui.nullary"
// Reject wrong version
unknown test func "ui:tests/ui.string@0.0.0"