def test_delete_named_column(self):
s = NominableSheet(self.data, "test")
s.name_columns_by_row(2)
del s.column["Column 2"]
assert s.number_of_columns() == 2
s.column["Column 2"] # bang
def test_delete_indexed_column(self):
s = NominableSheet(self.data, "test")
s.name_columns_by_row(0)
s.delete_named_column_at(1)
assert s.number_of_columns() == 2
s.column["Column 2"] # access it after deletion, bang