filterToOne

Function

Common
@CheckResult
fun SemanticsNodeInteractionCollection.filterToOne(
    matcher: SemanticsMatcher
): SemanticsNodeInteraction

Expects to return exactly one node matching the given matcher.

Any subsequent operation on its result will expect exactly one element found (unless SemanticsNodeInteraction.assertDoesNotExist is used) and will throw AssertionError if no element is found.

Parameters

matcherMatcher to use for the filtering.