public void testing_capacity_changes()
{
var a = new CKSortedArrayList <Mammal>((a1, a2) => a1.Name.CompareTo(a2.Name));
a.Capacity.Should().Be(0);
a.Capacity = 3;
a.Capacity.Should().Be(4);
a.Capacity = 0;
a.Capacity.Should().Be(0);
a.Add(new Mammal("1"));
a.Invoking(sut => sut.Capacity = 0).Should().Throw <ArgumentException>();
a.Add(new Mammal("2"));
a.Add(new Mammal("3"));
a.Add(new Mammal("4"));
a.Add(new Mammal("5"));
a.Capacity.Should().Be(8);
a.Capacity = 5;
a.Capacity.Should().Be(5);
a.Add(new Mammal("6"));
a.Add(new Mammal("7"));
a.Add(new Mammal("8"));
a.Add(new Mammal("9"));
a.Add(new Mammal("10"));
a.Capacity.Should().Be(10);
a.Clear();
a.Capacity.Should().Be(10);
}
public void testing_expected_Argument_InvalidOperation_and_IndexOutOfRangeException()
{
var a = new CKSortedArrayList <Mammal>((a1, a2) => a1.Name.CompareTo(a2.Name));
a.Invoking(sut => sut.IndexOf(null)).Should().Throw <ArgumentNullException>();
a.Invoking(sut => sut.IndexOf(null)).Should().Throw <ArgumentNullException>();
a.Invoking(sut => sut.IndexOf <Mammal>(new Mammal("Nothing"), null)).Should().Throw <ArgumentNullException>();
a.Invoking(sut => sut.Add(null)).Should().Throw <ArgumentNullException>();
a.Add(new Mammal("A"));
a.Add(new Mammal("B"));
a.Invoking(sut => { Mammal test = sut[2]; }).Should().Throw <IndexOutOfRangeException>();
a.Invoking(sut => sut.CheckPosition(2)).Should().Throw <IndexOutOfRangeException>();
a.Invoking(sut => { Mammal test = a[-1]; }).Should().Throw <IndexOutOfRangeException>();
//Enumerator Exception
var enumerator = a.GetEnumerator();
enumerator.Invoking(sut => { Mammal temp = sut.Current; }).Should().Throw <InvalidOperationException>();
enumerator.MoveNext();
enumerator.Current.Should().Be(a[0]);
enumerator.Reset();
enumerator.Invoking(sut => { Mammal temp = sut.Current; }).Should().Throw <InvalidOperationException>();
a.Clear(); //change _version
enumerator.Invoking(sut => sut.Reset()).Should().Throw <InvalidOperationException>();
enumerator.Invoking(sut => sut.MoveNext()).Should().Throw <InvalidOperationException>();
//Exception
IList <Mammal> testException = new CKSortedArrayList <Mammal>();
testException.Add(new Mammal("Nothing"));
testException.Invoking(sut => sut[-1] = new Mammal("A")).Should().Throw <IndexOutOfRangeException>();
testException.Invoking(sut => sut[1] = new Mammal("A")).Should().Throw <IndexOutOfRangeException>();
testException.Invoking(sut => sut[0] = null).Should().Throw <ArgumentNullException>();
testException.Invoking(sut => sut.Insert(-1, new Mammal("A"))).Should().Throw <IndexOutOfRangeException>();
testException.Invoking(sut => sut.Insert(2, new Mammal("A"))).Should().Throw <IndexOutOfRangeException>();
testException.Invoking(sut => sut.Insert(0, null)).Should().Throw <ArgumentNullException>();
}