var repository = new MockPackageRepository(); var package = new MockPackage("MyPackage", "1.0.0"); repository.AddPackage(package);
var repository = new MockPackageRepository(); var package = new MockPackage("MyPackage", "1.0.0"); repository.AddPackage(package); var retrievedPackage = repository.FindPackagesById("MyPackage").Single();This code creates a new instance of the `MockPackageRepository` class, adds a new package with the ID `MyPackage` and version `1.0.0` to the repository, and then retrieves the package using the `FindPackagesById` method. Based on the name and functionality, it can be determined that this library is related to package management in C#/.NET development, possibly for use with NuGet or a similar tool/library.