public void PersonsCanBeSortedOnAscendingAgeAndThenOnFavoriteAnimalDescendingUsingOrderBy()
{
//Arrange
var persons = new List <Person>
{
new Person {
Id = Guid.NewGuid(), Firstname = "A", Age = 25, FavoriteAnimal = "Horse"
},
new Person {
Id = Guid.NewGuid(), Firstname = "B", Age = 87, FavoriteAnimal = "Cat"
},
new Person {
Id = Guid.NewGuid(), Firstname = "C", Age = 15, FavoriteAnimal = "Cat"
},
new Person {
Id = Guid.NewGuid(), Firstname = "D", Age = 25, FavoriteAnimal = "Cat"
},
new Person {
Id = Guid.NewGuid(), Firstname = "E", Age = 87, FavoriteAnimal = "Dog"
},
};
Guid[] expectedIds = { persons[2].Id, persons[0].Id, persons[3].Id, persons[4].Id, persons[1].Id };
//Act
var sortedPersons = _examples.SortPersonsOnAscendingAgeAndThenOnFavoriteAnimalDescending(persons);
//Assert
Assert.That(sortedPersons, Has.Count.EqualTo(expectedIds.Length));
for (var index = 0; index < expectedIds.Length; index++)
{
var expectedId = expectedIds[index];
Assert.That(sortedPersons[index].Id, Is.EqualTo(expectedId));
}
}
