def test_is_aggregate_derived(self):
columns, aggregates = qc.get_columns_and_aggregates(
qc.EvalAnd(
qc.EvalEqual(qe.PositionColumn(), qc.EvalConstant(42)),
qc.EvalOr(
qc.EvalNot(qc.EvalEqual(qe.DateColumn(),
qc.EvalConstant(datetime.date(2014, 1, 1)))),
qc.EvalConstant(False))))
self.assertEqual((2, 0), (len(columns), len(aggregates)))
columns, aggregates = qc.get_columns_and_aggregates(
qc.EvalAnd(
qc.EvalEqual(qe.PositionColumn(), qc.EvalConstant(42)),
qc.EvalOr(
qc.EvalNot(qc.EvalEqual(qe.DateColumn(),
qc.EvalConstant(datetime.date(2014, 1, 1)))),
# Aggregation node deep in the tree.
qe.Sum([qc.EvalConstant(1)]))))
self.assertEqual((2, 1), (len(columns), len(aggregates)))
def test_expr_unaryop(self):
self.assertEqual(
qc.EvalNot(qe.AccountColumn()),
qc.compile_expression(qp.Not(qp.Column('account')),
qe.TargetsEnvironment()))
def test_compile_EvalNot(self):
c_not = qc.EvalNot(qc.EvalConstant(17))
self.assertEqual(bool, c_not.dtype)