public void RemoveAt_BehavesAsExpected()
{
var item1 = new SqlBulkCopyColumnMapping(0, 0);
var item2 = new SqlBulkCopyColumnMapping(1, 1);
var item3 = new SqlBulkCopyColumnMapping(2, 2);
SqlBulkCopyColumnMappingCollection collection = CreateCollection(item1, item2, item3);
collection.RemoveAt(0);
Assert.Equal(2, collection.Count);
Assert.Same(item2, collection[0]);
Assert.Same(item3, collection[1]);
collection.RemoveAt(1);
Assert.Equal(1, collection.Count);
Assert.Same(item2, collection[0]);
collection.RemoveAt(0);
Assert.Equal(0, collection.Count);
IList list = CreateCollection(item1, item2, item3);
list.RemoveAt(0);
Assert.Equal(2, list.Count);
Assert.Same(item2, list[0]);
Assert.Same(item3, list[1]);
list.RemoveAt(1);
Assert.Equal(1, list.Count);
Assert.Same(item2, list[0]);
list.RemoveAt(0);
Assert.Equal(0, list.Count);
}
public void Members_InvalidRange_ThrowsArgumentOutOfRangeException()
{
SqlBulkCopyColumnMappingCollection collection = CreateCollection();
var item = new SqlBulkCopyColumnMapping(0, 0);
Assert.Throws <ArgumentOutOfRangeException>(() => collection[-1]);
Assert.Throws <ArgumentOutOfRangeException>(() => collection[collection.Count]);
Assert.Throws <ArgumentOutOfRangeException>(() => collection.Insert(-1, item));
Assert.Throws <ArgumentOutOfRangeException>(() => collection.Insert(collection.Count + 1, item));
Assert.Throws <ArgumentOutOfRangeException>(() => collection.RemoveAt(-1));
Assert.Throws <ArgumentOutOfRangeException>(() => collection.RemoveAt(collection.Count));
IList list = collection;
Assert.Throws <ArgumentOutOfRangeException>(() => list[-1]);
Assert.Throws <ArgumentOutOfRangeException>(() => list[collection.Count]);
Assert.Throws <ArgumentOutOfRangeException>(() => list[-1] = item);
Assert.Throws <ArgumentOutOfRangeException>(() => list[collection.Count] = item);
Assert.Throws <ArgumentOutOfRangeException>(() => list.Insert(-1, item));
Assert.Throws <ArgumentOutOfRangeException>(() => list.Insert(collection.Count + 1, item));
Assert.Throws <ArgumentOutOfRangeException>(() => list.RemoveAt(-1));
Assert.Throws <ArgumentOutOfRangeException>(() => list.RemoveAt(collection.Count));
}