public void SetEqualsComparer_ObservableSource1ItemRemovedSoTrue_Update()
{
var update = false;
INotifyCollection <int> source1 = new NotifyCollection <int>()
{
-1, 1, -2, -3, 4
};
INotifyCollection <int> source2 = new NotifyCollection <int>()
{
1, 2, 2, 3
};
var test = Observable.Expression(() => source1.SetEquals(source2, new AbsoluteValueComparer()));
test.ValueChanged += (o, e) =>
{
Assert.IsFalse((bool)e.OldValue);
Assert.IsTrue((bool)e.NewValue);
update = true;
};
Assert.IsFalse(test.Value);
Assert.IsFalse(update);
source1.Remove(4);
Assert.IsTrue(update);
Assert.IsTrue(test.Value);
}
public void SetEquals_ObservableSource2ItemRemovedSoFalse_Update()
{
var update = false;
INotifyCollection <int> source1 = new NotifyCollection <int>()
{
1, 1, 2, 3
};
INotifyCollection <int> source2 = new NotifyCollection <int>()
{
1, 2, 2, 3
};
var test = Observable.Expression(() => source1.SetEquals(source2));
test.ValueChanged += (o, e) =>
{
Assert.IsTrue((bool)e.OldValue);
Assert.IsFalse((bool)e.NewValue);
update = true;
};
Assert.IsTrue(test.Value);
Assert.IsFalse(update);
source2.Remove(3);
Assert.IsTrue(update);
Assert.IsFalse(test.Value);
}
public void SetEquals_NoObservableSource2_NoUpdate()
{
var update = false;
var source1 = new NotifyCollection<int>() { 1, 1, 2, 3 };
var source2 = new List<int>() { 1, 2, 2, 3 };
var test = Observable.Expression(() => source1.SetEquals(source2));
test.ValueChanged += (o, e) => update = true;
Assert.IsTrue(test.Value);
Assert.IsTrue(source1.SetEquals(source2));
Assert.IsFalse(update);
source2.Add(4);
Assert.IsFalse(update);
}
public void SetEqualsComparer_ObservableSource1ItemAdded_NoUpdate()
{
var update = false;
INotifyCollection <int> source1 = new NotifyCollection <int>()
{
-1, -1, -2, -3
};
INotifyCollection <int> source2 = new NotifyCollection <int>()
{
1, 2, 2, 3
};
var test = Observable.Expression(() => source1.SetEquals(source2, new AbsoluteValueComparer()));
test.ValueChanged += (o, e) => update = true;
Assert.IsTrue(test.Value);
Assert.IsTrue(source1.SetEquals(source2, new AbsoluteValueComparer()));
Assert.IsFalse(update);
source1.Add(1);
Assert.IsFalse(update);
}
public void SetEquals_ObservableSource1ItemRemoved_NoUpdate()
{
var update = false;
INotifyCollection <int> source1 = new NotifyCollection <int>()
{
1, 1, 2, 3
};
INotifyCollection <int> source2 = new NotifyCollection <int>()
{
1, 2, 2, 3
};
var test = Observable.Expression(() => source1.SetEquals(source2));
test.ValueChanged += (o, e) => update = true;
Assert.IsTrue(test.Value);
Assert.IsTrue(source1.SetEquals(source2));
Assert.IsFalse(update);
source1.Remove(1);
Assert.IsFalse(update);
}
public void SetEquals_NoObservableSource2_NoUpdate()
{
var update = false;
var source1 = new NotifyCollection <int>()
{
1, 1, 2, 3
};
var source2 = new List <int>()
{
1, 2, 2, 3
};
var test = Observable.Expression(() => source1.SetEquals(source2));
test.ValueChanged += (o, e) => update = true;
Assert.IsTrue(test.Value);
Assert.IsTrue(source1.SetEquals(source2));
Assert.IsFalse(update);
source2.Add(4);
Assert.IsFalse(update);
}
public void SetEquals_ObservableSource2ItemAddedSoTrue_Update()
{
var update = false;
var source1 = new NotifyCollection<int>() { 1, 1, 2, 3 };
var source2 = new NotifyCollection<int>() { 1, 2, 2 };
var test = Observable.Expression(() => source1.SetEquals(source2));
test.ValueChanged += (o, e) =>
{
Assert.IsFalse((bool)e.OldValue);
Assert.IsTrue((bool)e.NewValue);
update = true;
};
Assert.IsFalse(test.Value);
Assert.IsFalse(update);
source2.Add(3);
Assert.IsTrue(update);
Assert.IsTrue(test.Value);
}
public void SetEqualsComparer_ObservableSource1ItemRemoved_NoUpdate()
{
var update = false;
var source1 = new NotifyCollection<int>() { -1, 1, -2, -3 };
var source2 = new NotifyCollection<int>() { 1, 2, 2, 3 };
var test = Observable.Expression(() => source1.SetEquals(source2, new AbsoluteValueComparer()));
test.ValueChanged += (o, e) => update = true;
Assert.IsTrue(test.Value);
Assert.IsTrue(source1.SetEquals(source2, new AbsoluteValueComparer()));
Assert.IsFalse(update);
source1.Remove(1);
Assert.IsFalse(update);
}
public void SetEqualsComparer_ObservableSource1ItemAddedSoFalse_Update()
{
var update = false;
var source1 = new NotifyCollection<int>() { -1, 1, -2, -3 };
var source2 = new NotifyCollection<int>() { 1, 2, 2, 3 };
var test = Observable.Expression(() => source1.SetEquals(source2, new AbsoluteValueComparer()));
test.ValueChanged += (o, e) =>
{
Assert.IsTrue((bool)e.OldValue);
Assert.IsFalse((bool)e.NewValue);
update = true;
};
Assert.IsTrue(test.Value);
Assert.IsFalse(update);
source1.Add(4);
Assert.IsTrue(update);
Assert.IsFalse(test.Value);
}