getSize method

Size getSize(
  1. FinderBase<Element> finder
)

Returns the size of the given widget. This is only valid once the widget's render object has been laid out at least once.

Implementation

Size getSize(finders.FinderBase<Element> finder) {
  TestAsyncUtils.guardSync();
  final Element element = finder.evaluate().single;
  final RenderBox box = element.renderObject! as RenderBox;
  return box.size;
}