public void NoNull()
{
var user = new User().NeverNull();
var name = user.School.District.Street.Final();
Assert.That(name, Is.Null);
}
public void TestGet()
{
var user = new User();
var name = Option.Safe(() => user.GetSchool().District.Street.Name);
Assert.IsFalse(name.ValidChain());
}
public void TestBasicNullWithValueTypeTarget()
{
var user = new User();
var name = Option.Safe(() => user.School.District.Street.Number);
Assert.IsFalse(name.ValidChain());
}
public void ShouldThrow()
{
var user = new User();
var name = Option.Safe(() => user.School.District.Street.Number);
var v = name.Value;
}
public void TestWithValueTypeTarget()
{
var user = new User();
user.Number = 0;
var name = Option.Safe(() => user.Number);
Assert.IsTrue(name.ValidChain());
}
public void TestDict()
{
var user = new User().NeverNull();
var dict = new Dictionary<User, User>().NeverNull() as IEnumerable<KeyValuePair<User, User>>;
var z = dict.NeverNull().First().Final();
var x = user.ClassMatesDict.First();
}
public void TestNullWithReferenceTypeTarget()
{
var user = new User
{
School = new School()
};
var name = Option.Safe(() => user.School.District.Street);
Assert.IsFalse(name.ValidChain());
}
public void TestHash()
{
var user = new User().NeverNull();
var x = user.ClassMatesHash.First().Final();
}
public void TestList()
{
var user = new User().NeverNull();
var x = user.ClassMatesList.First().Final();
}
public void TestEnumerable()
{
var user = new User().NeverNull();
var x = user.ClassMatesEnumerable.First().Final();
}
private void NonNullNoProxyButNewObjects(int amount)
{
var s = "na";
for (int i = 0; i < amount; i++)
{
var student = new User
{
School = new School
{
District = new District
{
Street = new Street
{
Name = "Elm"
}
}
}
};
if (student.School != null)
{
if (student.School.District != null)
{
if (student.School.District.Street != null)
{
s += student.School.District.Street.Name;
}
}
}
}
Console.WriteLine(s.FirstOrDefault());
}
private void TestNonNullWithProxy(int amount)
{
var student = new User
{
School = new School
{
District = new District
{
Street = new Street
{
Name = "Elm"
}
}
}
};
var s = "na";
for (int i = 0; i < amount; i++)
{
s += student.NeverNull().School.District.Street.Name.Final();
}
Console.WriteLine(s.FirstOrDefault());
}
private void NullWithProxy(int amount)
{
var user = new User();
var s = "na";
for (int i = 0; i < amount; i++)
{
s += user.NeverNull().School.District.Street.Name.Final() ?? "na";
}
Console.WriteLine(s.FirstOrDefault());
}
public void TestNonNullWithMethods()
{
var user = new User
{
School = new School
{
District = new District
{
Street = new Street
{
Name = "foo"
}
}
}
};
var name = Option.Safe(() => user.GetSchool().GetDistrict().GetStreet().Name);
Assert.AreEqual(name.Value, "foo");
}
