public void GetEnumerator_ChangeWhileEnumerating_GetsOriginalList()
{
// Arrange
var node1 = CreateMockNode(CreateEndpoint(1)).Object;
var node2 = CreateMockNode(CreateEndpoint(2)).Object;
var nodes = new ClusterNodeCollection
{
node1,
node2
};
Assert.Equal(2, nodes.Count);
// Act
using var enumerator = nodes.GetEnumerator();
Assert.True(enumerator.MoveNext());
Assert.True(nodes.Remove(CreateEndpoint(1), out _));
// Assert
Assert.True(enumerator.MoveNext());
Assert.False(enumerator.MoveNext());
}
public void Remove_NotInCollection_ReturnsFalse()
{
// Arrange
var nodes = new ClusterNodeCollection();
// Act
var result = nodes.Remove(CreateEndpoint(1), out _);
// Assert
Assert.False(result);
}
public void Remove_InCollection_UnregistersForEvents()
{
// Arrange
var node = CreateMockNode(CreateEndpoint(1));
var nodes = new ClusterNodeCollection
{
node.Object
};
// Act
nodes.Remove(CreateEndpoint(1), out _);
// Assert
node.VerifyRemove(m => m.KeyEndPointsChanged -= It.IsAny <NotifyCollectionChangedEventHandler>(), Times.AtLeastOnce);
}
public void Remove_InCollection_UnregistersAllEndpoints()
{
// Arrange
var node = CreateMockNode(CreateEndpoint(1), CreateEndpoint(2)).Object;
var nodes = new ClusterNodeCollection()
{
node
};
// Act
nodes.Remove(CreateEndpoint(1), out _);
// Assert
Assert.False(nodes.TryGet(CreateEndpoint(1), out _));
Assert.False(nodes.TryGet(CreateEndpoint(2), out _));
}
public void Remove_InCollection_ReturnsTrue()
{
// Arrange
var node = CreateMockNode(CreateEndpoint(1)).Object;
var nodes = new ClusterNodeCollection
{
node
};
// Act
var result = nodes.Remove(CreateEndpoint(1), out var removedNode);
// Assert
Assert.True(result);
Assert.Equal(node, removedNode);
}
public void Remove_InCollection_ReducesCount()
{
// Arrange
var node = CreateMockNode(CreateEndpoint(1)).Object;
var nodes = new ClusterNodeCollection
{
node
};
Assert.Equal(1, nodes.Count);
// Act
var result = nodes.Remove(CreateEndpoint(1), out _);
// Assert
Assert.Equal(0, nodes.Count);
}
