fuchsia_test_utils Namespace Reference

Classes
struct	Pixel
class	PortableUITest
class	Screenshot

Functions
bool	CheckViewExistsInSnapshot (const fuchsia::ui::observation::geometry::ViewTreeSnapshot &snapshot, zx_koid_t view_ref_koid)
bool	CheckViewExistsInUpdates (const std::vector< fuchsia::ui::observation::geometry::ViewTreeSnapshot > &updates, zx_koid_t view_ref_koid)
std::ostream &	operator<< (std::ostream &stream, const Pixel &pixel)

Function Documentation

CheckViewExistsInSnapshot()

bool fuchsia_test_utils::CheckViewExistsInSnapshot	(	const fuchsia::ui::observation::geometry::ViewTreeSnapshot &	snapshot,
		zx_koid_t	view_ref_koid
	)

Returns true if a view with the given |view_ref_koid| exists in a |snapshot| of the view tree, false otherwise.

Definition at line 11 of file check_view.cc.

                             {
  if (!snapshot.has_views()) {
    return false;
  }
 
  auto snapshot_count =
      std::count_if(snapshot.views().begin(), snapshot.views().end(),
                    [view_ref_koid](const auto& view) {
                      return view.view_ref_koid() == view_ref_koid;
                    });
 
  return snapshot_count > 0;
}

References CheckViewExistsInSnapshot(), and view.

Referenced by CheckViewExistsInSnapshot(), and fuchsia_test_utils::PortableUITest::HasViewConnected().

CheckViewExistsInUpdates()

bool fuchsia_test_utils::CheckViewExistsInUpdates	(	const std::vector< fuchsia::ui::observation::geometry::ViewTreeSnapshot > &	updates,
		zx_koid_t	view_ref_koid
	)

Returns true if any of the snapshots of the view tree in |updates| contain a view with the given |view_ref_koid|, false otherwise.

Definition at line 27 of file check_view.cc.

                             {
  auto update_count = std::count_if(
      updates.begin(), updates.end(), [view_ref_koid](auto& snapshot) {
        return CheckViewExistsInSnapshot(snapshot, view_ref_koid);
      });
 
  return update_count > 0;
}

References CheckViewExistsInUpdates().

Referenced by CheckViewExistsInUpdates().

operator<<()

std::ostream & fuchsia_test_utils::operator<<	(	std::ostream &	stream,
		const Pixel &	pixel
	)

Definition at line 46 of file screenshot.cc.

                                                               {
  return stream << "{Pixel:" << " r:" << static_cast<unsigned int>(pixel.red)
                << " g:" << static_cast<unsigned int>(pixel.green)
                << " b:" << static_cast<unsigned int>(pixel.blue)
                << " a:" << static_cast<unsigned int>(pixel.alpha) << "}";
}

References fuchsia_test_utils::Pixel::alpha, fuchsia_test_utils::Pixel::blue, fuchsia_test_utils::Pixel::green, and fuchsia_test_utils::Pixel::red.