public void Add()
{
DataRelationCollection drcol = _dataset.Relations;
DataColumn parentCol = _dataset.Tables["Customer"].Columns["custid"];
DataColumn childCol = _dataset.Tables["Order"].Columns["custid"];
DataRelation dr = new DataRelation("CustOrder", parentCol, childCol);
drcol.Add(dr);
Assert.Equal("CustOrder", drcol[0].RelationName);
drcol.Clear();
drcol.Add(parentCol, childCol);
Assert.Equal(1, drcol.Count);
drcol.Clear();
drcol.Add("NewRelation", parentCol, childCol);
Assert.Equal("NewRelation", drcol[0].RelationName);
drcol.Clear();
drcol.Add("NewRelation", parentCol, childCol, false);
Assert.Equal(1, drcol.Count);
drcol.Clear();
drcol.Add("NewRelation", parentCol, childCol, true);
Assert.Equal(1, drcol.Count);
drcol.Clear();
}
public void Add()
{
DataRelationCollection drcol = _dataset.Relations;
DataColumn parentCol = _dataset.Tables ["Customer"].Columns ["custid"];
DataColumn childCol = _dataset.Tables ["Order"].Columns ["custid"];
DataRelation dr = new DataRelation("CustOrder", parentCol, childCol);
drcol.Add(dr);
Assert.That(drcol [0].RelationName, Is.EqualTo("CustOrder"), "test#1");
drcol.Clear();
drcol.Add(parentCol, childCol);
Assert.That(drcol.Count, Is.EqualTo(1), "test#2");
drcol.Clear();
drcol.Add("NewRelation", parentCol, childCol);
Assert.That(drcol [0].RelationName, Is.EqualTo("NewRelation"), "test#3");
drcol.Clear();
drcol.Add("NewRelation", parentCol, childCol, false);
Assert.That(drcol.Count, Is.EqualTo(1), "test#4");
drcol.Clear();
drcol.Add("NewRelation", parentCol, childCol, true);
Assert.That(drcol.Count, Is.EqualTo(1), "test#5");
drcol.Clear();
}
public void Clear()
{
DataRelationCollection drcol = _dataset.Relations;
DataColumn parentCol = _dataset.Tables["Customer"].Columns["custid"];
DataColumn childCol = _dataset.Tables["Order"].Columns["custid"];
drcol.Add(new DataRelation("CustOrder", parentCol, childCol));
drcol.Add("ItemOrder", _dataset.Tables["Item"].Columns["itemid"]
, _dataset.Tables["Order"].Columns["itemid"]);
drcol.Clear();
Assert.Equal(0, drcol.Count);
}