public void Constructor_FromEnumerable()
{
var lazy = new LazyCollection <int>(_Int32TestData);
lazy.Should().NotBeNull();
lazy.Count.Should().Be(5);
lazy.IsReadOnly.Should().BeFalse();
}
public void Constructor_ThreadSafetyMode()
{
// ReSharper disable once CollectionNeverUpdated.Local
var lazy = new LazyCollection <int>(LazyThreadSafetyMode.ExecutionAndPublication);
lazy.Should().NotBeNull();
lazy.Count.Should().Be(0);
lazy.IsReadOnly.Should().BeFalse();
}
public void Constructor_FromFactory()
{
// ReSharper disable once CollectionNeverUpdated.Local
var lazy = new LazyCollection <int>(() => _Int32TestData.ToList());
lazy.Should().NotBeNull();
lazy.Count.Should().Be(5);
lazy.IsReadOnly.Should().BeFalse();
}
public void Constructor()
{
// ReSharper disable once CollectionNeverUpdated.Local
var lazy = new LazyCollection <int>();
lazy.Should().NotBeNull();
lazy.Count.Should().Be(0);
lazy.IsReadOnly.Should().BeFalse();
}
public void Contains()
{
// Arrange
var lazy = new LazyCollection <int>(_Int32TestData);
lazy.Should().NotBeNull();
// Assert
lazy.Contains(0).Should().BeTrue();
lazy.Contains(101).Should().BeFalse();
}
public void CopyTo()
{
// Arrange
var buffer = new int[5];
var lazy = new LazyCollection <int>(_Int32TestData);
lazy.Should().NotBeNull();
// Act
lazy.CopyTo(buffer, 0);
buffer.Should().BeEquivalentTo(_Int32TestData);
}
public void Enumerate()
{
// Arrange
var list = new List <object>(8);
var lazy = new LazyCollection <int>(_Int32TestData);
lazy.Should().NotBeNull();
foreach (var i in (IEnumerable)lazy)
{
list.Add(i);
}
list.OfType <int>().Count().Should().Be(5);
list.OfType <int>().Should().BeEquivalentTo(_Int32TestData);
}
public void Add_Remove_Clear()
{
// Arrange
var lazy = new LazyCollection <int>(_Int32TestData);
lazy.Should().NotBeNull();
lazy.Count.Should().Be(5);
lazy.IsReadOnly.Should().BeFalse();
lazy.Remove(Int32.MinValue);
lazy.Count.Should().Be(4);
lazy.Add(Int32.MinValue);
lazy.Add(101);
lazy.Count.Should().Be(6);
lazy.Clear();
lazy.Count.Should().Be(0);
}