def test_interval_date_expr(table):
c = table.j
x = api.timedelta(days=1)
expr = x + c
assert isinstance(expr, ir.DateColumn)
assert isinstance(expr.op(), ops.DateAdd)
# test radd
expr = c + x
assert isinstance(expr, ir.DateColumn)
assert isinstance(expr.op(), ops.DateAdd)
def test_interval_timestamp_expr(table):
c = table.i
x = api.timedelta(seconds=1)
expr = x + c
assert isinstance(expr, ir.TimestampColumn)
assert isinstance(expr.op(), ops.TimestampAdd)
# test radd
expr = c + x
assert isinstance(expr, ir.TimestampColumn)
assert isinstance(expr.op(), ops.TimestampAdd)
def test_interval_time_expr(table):
c = table.k
x = api.timedelta(hours=1)
expr = x + c
assert isinstance(expr, ir.TimeColumn)
assert isinstance(expr.op(), ops.TimeAdd)
# test radd
expr = c + x
assert isinstance(expr, ir.TimeColumn)
assert isinstance(expr.op(), ops.TimeAdd)