public void IList_Generic_Insert_NegativeIndex_ThrowsArgumentOutOfRangeException(int count)
{
if (!IsReadOnly && !AddRemoveClear_ThrowsNotSupported)
{
SCG.IList <T> list = GenericIListFactory(count);
T validAdd = CreateT(0);
Assert.Throws <ArgumentOutOfRangeException>(() => list.Insert(-1, validAdd));
Assert.Throws <ArgumentOutOfRangeException>(() => list.Insert(int.MinValue, validAdd));
Assert.Equal(count, list.Count);
}
}
/// <summary>
/// Returns a set of ModifyEnumerable delegates that modify the enumerable passed to them.
/// </summary>
protected override SCG.IEnumerable <ModifyEnumerable> GetModifyEnumerables(ModifyOperation operations)
{
foreach (var item in base.GetModifyEnumerables(operations))
{
yield return(item);
}
if (!AddRemoveClear_ThrowsNotSupported && (operations & ModifyOperation.Insert) == ModifyOperation.Insert)
{
yield return((SCG.IEnumerable <T> enumerable) =>
{
SCG.IList <T> casted = ((SCG.IList <T>)enumerable);
if (casted.Count > 0)
{
casted.Insert(0, CreateT(12));
return true;
}
return false;
});
}
if (!AddRemoveClear_ThrowsNotSupported && (operations & ModifyOperation.Remove) == ModifyOperation.Remove)
{
yield return((SCG.IEnumerable <T> enumerable) =>
{
SCG.IList <T> casted = ((SCG.IList <T>)enumerable);
if (casted.Count > 0)
{
casted.RemoveAt(0);
return true;
}
return false;
});
}
}
public void IList_Generic_Insert_ToReadOnlyList(int count)
{
if (IsReadOnly || AddRemoveClear_ThrowsNotSupported)
{
SCG.IList <T> list = GenericIListFactory(count);
Assert.Throws <NotSupportedException>(() => list.Insert(count / 2, CreateT(321432)));
Assert.Equal(count, list.Count);
}
}
public void IList_Generic_Insert_InvalidValue(int count)
{
if (!IsReadOnly && !AddRemoveClear_ThrowsNotSupported)
{
Assert.All(InvalidValues, value =>
{
SCG.IList <T> list = GenericIListFactory(count);
Assert.Throws <ArgumentException>(() => list.Insert(count / 2, value));
});
}
}
public void IList_Generic_Insert_DuplicateValues(int count)
{
if (!IsReadOnly && !AddRemoveClear_ThrowsNotSupported && DuplicateValuesAllowed)
{
SCG.IList <T> list = GenericIListFactory(count);
T value = CreateT(123452);
if (AddRemoveClear_ThrowsNotSupported)
{
Assert.Throws <NotSupportedException>(() => list.Insert(0, value));
}
else
{
list.Insert(0, value);
list.Insert(1, value);
Assert.Equal(value, list[0]);
Assert.Equal(value, list[1]);
Assert.Equal(count + 2, list.Count);
}
}
}
public void IList_Generic_Insert_FirstItemToDefaultValue(int count)
{
if (!IsReadOnly && !AddRemoveClear_ThrowsNotSupported && DefaultValueAllowed)
{
SCG.IList <T> list = GenericIListFactory(count);
T value = default(T);
list.Insert(0, value);
Assert.Equal(value, list[0]);
Assert.Equal(count + 1, list.Count);
}
}
public void IList_Generic_Insert_IndexGreaterThanListCount_Appends(int count)
{
if (!IsReadOnly && !AddRemoveClear_ThrowsNotSupported)
{
SCG.IList <T> list = GenericIListFactory(count);
T validAdd = CreateT(12350);
list.Insert(count, validAdd);
Assert.Equal(count + 1, list.Count);
Assert.Equal(validAdd, list[count]);
}
}
public void IList_Generic_Insert_LastItemToNonDefaultValue(int count)
{
if (!IsReadOnly && !AddRemoveClear_ThrowsNotSupported)
{
SCG.IList <T> list = GenericIListFactory(count);
T value = CreateT(123452);
int lastIndex = count > 0 ? count - 1 : 0;
list.Insert(lastIndex, value);
Assert.Equal(value, list[lastIndex]);
Assert.Equal(count + 1, list.Count);
}
}
