public void RemoveAt()
{
DataRelationCollection drcol = _dataset.Relations;
DataRelation dr1 = new DataRelation("CustOrder"
, _dataset.Tables["Customer"].Columns["custid"]
, _dataset.Tables["Order"].Columns["custid"]);
DataRelation dr2 = new DataRelation("ItemOrder"
, _dataset.Tables["Item"].Columns["itemid"]
, _dataset.Tables["Order"].Columns["custid"]);
drcol.Add(dr1);
drcol.Add(dr2);
try
{
drcol.RemoveAt(-1);
Assert.False(true);
}
catch (IndexOutOfRangeException e)
{
}
try
{
drcol.RemoveAt(101);
Assert.False(true);
}
catch (IndexOutOfRangeException e)
{
}
drcol.RemoveAt(1);
Assert.False(drcol.Contains(dr2.RelationName));
drcol.RemoveAt(0);
Assert.False(drcol.Contains(dr1.RelationName));
}
public void RemoveAt()
{
DataRelationCollection drcol = _dataset.Relations;
DataRelation dr1 = new DataRelation("CustOrder"
, _dataset.Tables ["Customer"].Columns ["custid"]
, _dataset.Tables ["Order"].Columns ["custid"]);
DataRelation dr2 = new DataRelation("ItemOrder"
, _dataset.Tables ["Item"].Columns ["itemid"]
, _dataset.Tables ["Order"].Columns ["custid"]);
drcol.Add(dr1);
drcol.Add(dr2);
try {
drcol.RemoveAt(-1);
Assert.Fail("the index was out of bound: must have failed");
} catch (IndexOutOfRangeException e) {
}
try {
drcol.RemoveAt(101);
Assert.Fail("the index was out of bound: must have failed");
} catch (IndexOutOfRangeException e) {
}
drcol.RemoveAt(1);
Assert.That(drcol.Contains(dr2.RelationName), Is.False, "test#5");
drcol.RemoveAt(0);
Assert.That(drcol.Contains(dr1.RelationName), Is.False, "test#6");
}