Function test_tuples_none

python/pathway/tests/test_operators.py:1406–1432

()

def test_tuples_none():
    table = T(
        """
    a | b
    1 |
      |
    1 | 1
    """
    ).with_columns(
        x=pw.make_tuple(pw.this.a, pw.this.b), y=pw.make_tuple(pw.this.b, pw.this.a)
    )

    result = table.select(
        pw.this.a,
        pw.this.b,
        eq=pw.this.x == pw.this.y,
        ne=pw.this.x != pw.this.y,
    )
    expected = T(
        """
    a | b |  eq   |   ne
    1 |   | False |  True
      |   |  True | False
    1 | 1 |  True | False
    """
    )
    assert_table_equality(result, expected)


@pytest.mark.parametrize("op", [operator.lt, operator.le, operator.gt, operator.ge])