def test_create_idx_iter2(orientation):
    from kivy.uix.gridlayout import GridLayout
    gl = GridLayout(orientation=orientation)
    index_iter = gl._create_idx_iter(1, 1)
    assert [(0, 0)] == list(index_iter)
def test_create_idx_iter(n_cols, n_rows, orientation, expectation):
    from kivy.uix.gridlayout import GridLayout
    gl = GridLayout(orientation=orientation)
    index_iter = gl._create_idx_iter(n_cols, n_rows)
    assert expectation == list(index_iter)