public void CanCheckCollectionForNullValue()
{
var collection = new List <string> {
"foo", "bar", null
};
Assert.Throws <CollectionContainsNullValueException>(() => Insist.HasNoNulls(collection));
collection.Remove(null);
Insist.HasNoNulls(collection);
}
public void CanCheckTypedCollectionForNullValue()
{
var dogs = new List <Dog>
{
new Dog {
Id = 1, Name = "Matilda", Type = "German Shepherd", Age = 9
},
new Dog {
Id = 2, Name = "Lancelot", Type = "German Shepherd", Age = 9
},
new Dog {
Id = 3, Name = "Zeus", Type = "Leonberger", Age = 4
}
};
Insist.HasNoNulls(dogs, nameof(Dog.Age));
dogs[2].Age = null;
Assert.Throws <CollectionContainsNullValueException>(() => Insist.HasNoNulls(dogs, nameof(Dog.Age)));
}
