public void ReturnsSelf()
{
var target = new ObservableCollection <string>();
var elements = new string[] { };
var result = SrkObservableCollectionExtensions.AddRange <string>(target, elements);
Assert.AreEqual(target, result);
}
public void CorrectlyAddsElements()
{
var target = new ObservableCollection <string>();
var elements = new string[] { "a", "b", };
SrkObservableCollectionExtensions.AddRange <string>(target, elements);
Assert.AreEqual(2, target.Count);
}
public void ReturnsSelf()
{
var elements = new string[] { "a", "b", "c", };
var target = new ObservableCollection <string>(elements);
Func <string, bool> predicate = c => c == "b";
var result = SrkObservableCollectionExtensions.RemoveAll <string>(target, predicate);
Assert.AreEqual(target, result);
}
public void RemovesSameElements()
{
var elements = new string[] { "a", "b", "b", "c", };
var target = new ObservableCollection <string>(elements);
Func <string, bool> predicate = c => c == "b";
SrkObservableCollectionExtensions.RemoveAll(target, predicate);
Assert.AreEqual(2, target.Count);
}
public void ThrowsWhenArg1IsNull()
{
SrkObservableCollectionExtensions.RemoveAll <string>(new ObservableCollection <string>(), null);
}
public void ThrowsWhenArg0IsNull()
{
SrkObservableCollectionExtensions.RemoveAll <string>(null, s => true);
}
public void ThrowsWhenArg0IsNull()
{
SrkObservableCollectionExtensions.AddRange <string>(null, new string[0]);
}
