in CyborgTests/TestUtilities.swift [123:135]
func layerInHierarchy(named name: String) -> CALayer? {
if self.name == name {
return self
}
for layer in sublayers ?? [] {
if layer.name == name {
return layer
} else if let sublayer = layer.layerInHierarchy(named: name) {
return sublayer
}
}
return nil
}