whereHeight method
Creates a WidgetSelector that finds all SizedBox where height matches the condition.
Example usage:
spot<SizedBox>().whereHeight((it) => it.isGreaterThan(10.5)).existsOnce();
Implementation
@useResult
WidgetSelector<SizedBox> whereHeight(MatchProp<double> match) {
return withDiagnosticProp<double>('height', match);
}