withMargin method

@useResult WidgetSelector<Container> withMargin(EdgeInsetsGeometry? value)

Creates a WidgetSelector that finds all Container where margin equals (==) value.

Example usage:

spot<Container>().withMargin(EdgeInsets.all(8.0)).existsOnce();

Implementation

@useResult
WidgetSelector<Container> withMargin(EdgeInsetsGeometry? value) {
  return withDiagnosticProp<EdgeInsetsGeometry>(
      'margin', (it) => value == null ? it.isNull() : it.equals(value));
}