public void InsertRange_Past_End_Should_Throw_Exception()
{
var target = new PerspexList <int>();
Assert.Throws <ArgumentOutOfRangeException>(() => target.InsertRange(1, new List <int>()
{
1
}));
}
public void Inserting_Items_Should_Raise_CollectionChanged()
{
var target = new PerspexList <int>(new[] { 1, 2 });
var raised = false;
target.CollectionChanged += (s, e) =>
{
Assert.Equal(target, s);
Assert.Equal(NotifyCollectionChangedAction.Add, e.Action);
Assert.Equal(new[] { 3, 4 }, e.NewItems.Cast <int>());
Assert.Equal(1, e.NewStartingIndex);
raised = true;
};
target.InsertRange(1, new[] { 3, 4 });
Assert.True(raised);
}
public void InsertRange_With_Null_Should_Throw_Exception()
{
var target = new PerspexList <int>();
Assert.Throws <ArgumentNullException>(() => target.InsertRange(1, null));
}
public void InsertRange_Past_End_Should_Throw_Exception()
{
var target = new PerspexList<int>();
Assert.Throws<ArgumentOutOfRangeException>(() => target.InsertRange(1, new List<int>() { 1 }));
}
public void InsertRange_With_Null_Should_Throw_Exception()
{
var target = new PerspexList<int>();
Assert.Throws<ArgumentNullException>(() => target.InsertRange(1, null));
}
public void Inserting_Items_Should_Raise_CollectionChanged()
{
var target = new PerspexList<int>(new[] { 1, 2 });
var raised = false;
target.CollectionChanged += (s, e) =>
{
Assert.Equal(target, s);
Assert.Equal(NotifyCollectionChangedAction.Add, e.Action);
Assert.Equal(new[] { 3, 4 }, e.NewItems.Cast<int>());
Assert.Equal(1, e.NewStartingIndex);
raised = true;
};
target.InsertRange(1, new[] { 3, 4 });
Assert.True(raised);
}