public void EqualInitially()
{
var value = new ActiveValue <IEnumerable <int> >(new[] { 1, 2, 3 });
var sut = value.ToActiveList().ActiveTranslateResetNotifications();
Assert.True(value.Value.SequenceEqual(sut));
}
public void RemoveAll()
{
var value = new ActiveValue <IEnumerable <int> >(new[] { 0 });
var sut = value.ToActiveList().ActiveTranslateResetNotifications();
value.Value = new int[0];
Assert.True(value.Value.SequenceEqual(sut));
}
public void AddWithDuplicates()
{
var value = new ActiveValue <IEnumerable <int> >(new[] { 1, 1, 2 });
var sut = value.ToActiveList().ActiveTranslateResetNotifications();
value.Value = new[] { 0, 0, 1, 1, 1, 2, 2 };
Assert.True(value.Value.SequenceEqual(sut));
}
public void AddMultiple()
{
var value = new ActiveValue <IEnumerable <int> >(new[] { 1, 2, 4, 6, 7, 8 });
var sut = value.ToActiveList().ActiveTranslateResetNotifications();
value.Value = new[] { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 };
Assert.True(value.Value.SequenceEqual(sut));
}
public void InsertInMiddle()
{
var value = new ActiveValue <IEnumerable <int> >(new[] { 1, 2, 4, 5 });
var sut = value.ToActiveList().ActiveTranslateResetNotifications();
value.Value = new[] { 1, 2, 3, 4, 5 };
Assert.True(value.Value.SequenceEqual(sut));
}
public void StartListInActiveValueAsNull()
{
RandomGenerator.ResetRandomGenerator();
var value = new ActiveValue <IEnumerable <int> >();
value.Value = null;
var sut = value.ToActiveList();
Assert.True(sut.SequenceEqual(new int[0]));
}
public void ReplaceListInActiveValueWithNull()
{
RandomGenerator.ResetRandomGenerator();
var value = new ActiveValue <IEnumerable <int> >();
value.Value = RandomGenerator.GenerateRandomIntegerList(50);
var sut = value.ToActiveList();
value.Value = null;
Assert.True(sut.SequenceEqual(new int[0]));
}
public void RandomReplaceOperations()
{
RandomGenerator.ResetRandomGenerator();
var value = new ActiveValue <IEnumerable <int> >(new int[0]);
var sut = value.ToActiveList().ActiveTranslateResetNotifications();
for (int i = 0; i < 500; ++i)
{
var count = RandomGenerator.GenerateRandomInteger(0, 50);
value.Value = RandomGenerator.GenerateRandomIntegerList(count, 0, 50);
Assert.True(value.Value.SequenceEqual(sut));
}
}
public void ModifyListInActiveValue()
{
RandomGenerator.ResetRandomGenerator();
var value = new ActiveValue <IEnumerable <int> >();
value.Value = RandomGenerator.GenerateRandomIntegerList(100);
var sut = value.ToActiveList();
var list = new ObservableList <int>();
value.Value = list;
list.Add(0, 5);
list.Add(1, 10);
list.Add(1, 15);
Assert.True(value.Value.SequenceEqual(sut));
list.Remove(1);
Assert.True(value.Value.SequenceEqual(sut));
}
public void ReplaceListInActiveValueCausesReset()
{
RandomGenerator.ResetRandomGenerator();
var value = new ActiveValue <IEnumerable <int> >();
value.Value = RandomGenerator.GenerateRandomIntegerList(50);
var sut = value.ToActiveList();
bool resetTriggered = false;
sut.CollectionChanged += (s, e) =>
{
if (e.Action == NotifyCollectionChangedAction.Reset)
{
resetTriggered = true;
}
};
value.Value = RandomGenerator.GenerateRandomIntegerList(100);
Assert.True(resetTriggered);
}
public void RandomChangeOperations()
{
RandomGenerator.ResetRandomGenerator();
var value = new ActiveValue <IEnumerable <object> >(Enumerable.Range(0, 50).Select(i => new object()));
var sut = value.ToActiveList().ActiveTranslateResetNotifications();
int addCount = 0;
int removeCount = 0;
sut.CollectionChanged += (s, e) =>
{
if (e.Action == NotifyCollectionChangedAction.Add)
{
++addCount;
}
if (e.Action == NotifyCollectionChangedAction.Remove)
{
++removeCount;
}
};
for (int i = 0; i < 100; ++i)
{
var list = new ObservableList <object>();
foreach (var item in sut)
{
list.Add(list.Count, item);
}
int targetAddCount = 0;
int targetRemoveCount = 0;
foreach (var index in Enumerable.Range(0, 10))
{
if (list.Count > 0)
{
++targetRemoveCount;
list.Remove(RandomGenerator.GenerateRandomInteger(0, list.Count));
}
break;
}
foreach (var index in Enumerable.Range(0, 15))
{
++targetAddCount;
list.Add(RandomGenerator.GenerateRandomInteger(0, list.Count), new object());
break;
}
foreach (var index in Enumerable.Range(0, 10))
{
list.Move(RandomGenerator.GenerateRandomInteger(0, list.Count), RandomGenerator.GenerateRandomInteger(0, list.Count));
}
value.Value = list;
Assert.Equal(addCount, targetAddCount);
Assert.Equal(removeCount, targetRemoveCount);
Assert.True(value.Value.SequenceEqual(sut));
addCount = 0;
removeCount = 0;
}
}