public void enumerable_whereIf_tests()
{
IEnumerable <User> users;
users = Sources.getUsers()
.whereIf(true, u => u.Age > 30)
.whereIf(false, u => u.Age < 50);
Assert.AreEqual(3, users.Count());
users = users.whereIfStringIsFilled(null, u => u.Age < 50);
Assert.AreEqual(3, users.Count());
users = users.whereIfStringIsFilled("", u => u.Age < 50);
Assert.AreEqual(3, users.Count());
users = users.whereIfStringIsFilled("pepe", u => u.Age < 50);
Assert.AreEqual(1, users.Count());
}
public void enumerable_tests()
{
User[] sortedUsers, unsortedUsers;
unsortedUsers = Sources
.getUsers()
.ToArray();
sortedUsers = Sources
.getUsers()
.orderBy(u => u.Age, OrderDirection.Descendant)
.thenBy(u => u.SurName, OrderDirection.Ascendant)
.ToArray();
Assert.ReferenceEquals(unsortedUsers[0], sortedUsers[3]);
Assert.ReferenceEquals(unsortedUsers[1], sortedUsers[1]);
Assert.ReferenceEquals(unsortedUsers[2], sortedUsers[0]);
Assert.ReferenceEquals(unsortedUsers[3], sortedUsers[2]);
}
public void string_enumerables_tests()
{
string[] strings;
strings = Sources
.getStrings()
.notNull()
.trim()
.ToArray();
Assert.AreEqual(6, strings.Length);
Assert.AreEqual("pepe", strings[2]);
Assert.AreEqual("tronco", strings[4]);
strings = strings
.notEmpty()
.ToArray();
Assert.AreEqual(2, strings.Length);
Assert.AreEqual("pepe", strings[0]);
Assert.AreEqual("tronco", strings[1]);
}