public MatrixTheoryData(TheoryData <T1> data1, TheoryData <T2, T3, T4> data2)
{
Contract.Assert(data1 != null && data1.Any());
Contract.Assert(data2 != null && data2.Any());
foreach (var t1 in data1)
{
foreach (var t2 in data2)
{
Add((T1)t1[0], (T2)t2[0], (T3)t2[1], (T4)t2[2]);
}
}
}
