findsOneWidget top-level constant
Asserts that the Finder locates at exactly one widget in the widget tree.
This is equivalent to the preferred findsOne method.
Sample code
expect(find.text('Save'), findsOneWidget);
See also:
- findsNothing, when you want the finder to not find anything.
- findsAny, when you want the finder to find one or more candidates.
- findsExactly, when you want the finder to find a specific number of candidates.
- findsAtLeast, when you want the finder to find at least a specific number of candidates.
Implementation
const Matcher findsOneWidget = _FindsCountMatcher(1, 1);