public void WhenValueAndDepthOfTwoItemsAreUnequalTheyShouldYieldDifferentHashCodes()
{
var comparer = new DynamicComparer<Tuple<int, string>>( tuple => tuple.Item1.GetHashCode() );
var command = new Command<string>( Console.WriteLine );
var item1 = new HierarchicalItem<Tuple<int, string>>( new Tuple<int, string>( 2, "0" ), command, comparer );
item1.Add( new HierarchicalItem<Tuple<int, string>>( new Tuple<int, string>( 1, "1" ), command, comparer ) );
var item2 = new HierarchicalItem<Tuple<int, string>>( new Tuple<int, string>( 0, "2" ), command, comparer );
item1[0].Add( item2 );
Assert.NotEqual( item1.Depth, item2.Depth );
Assert.NotEqual( item1.GetHashCode(), item2.GetHashCode() );
}
public void TwoItemsWithTheSameValueAtDifferentDepthsShouldYieldDifferentHashCodes()
{
var comparer = new DynamicComparer<Tuple<int, string>>( tuple => tuple.Item1.GetHashCode() );
var command = new Command<string>( Console.WriteLine );
var item1 = new HierarchicalItem<Tuple<int, string>>( new Tuple<int, string>( 1, "0" ), command, comparer );
item1.Add( new HierarchicalItem<Tuple<int, string>>( new Tuple<int, string>( 1, "1" ), command, comparer ) );
var item2 = new HierarchicalItem<Tuple<int, string>>( new Tuple<int, string>( 1, "2" ), command, comparer );
item1[0].Add( item2 );
Assert.Equal( item1.Value.Item1, item2.Value.Item1 );
Assert.NotEqual( item1.Depth, item2.Depth );
Assert.NotEqual( item1.GetHashCode(), item2.GetHashCode() );
}