public void ContingencyTableOperations()
{
ContingencyTable t = new ContingencyTable(4, 3);
Assert.IsTrue(t.Rows.Count == 4);
Assert.IsTrue(t.Columns.Count == 3);
Assert.IsTrue(t.RowTotal(2) == 0);
Assert.IsTrue(t.ColumnTotal(1) == 0);
Assert.IsTrue(t.Total == 0);
t[1, 1] = 2;
Assert.IsTrue(t[1, 1] == 2);
Assert.IsTrue(t.RowTotal(2) == 0);
Assert.IsTrue(t.ColumnTotal(1) == 2);
Assert.IsTrue(t.Total == 2);
t.Increment(2, 1);
Assert.IsTrue(t[2, 1] == 1);
Assert.IsTrue(t.RowTotal(2) == 1);
Assert.IsTrue(t.ColumnTotal(1) == 3);
Assert.IsTrue(t.Total == 3);
t.Decrement(1, 1);
Assert.IsTrue(t[1, 1] == 1);
Assert.IsTrue(t.RowTotal(2) == 1);
Assert.IsTrue(t.ColumnTotal(1) == 2);
Assert.IsTrue(t.Total == 2);
}
