def test_for_generator_as_sole_argument():
from xotl.ql.core import QueryObject
from xotl.ql.expressions import all_
query = these(parent for parent in this
if all_(child.age < 5 for child in parent.children)
if all_(parent.children, this.age < 5)
if all_(this.children, this.age < 5))
assert len(query.filters) == 3
assert isinstance(query.filters[0].children[0], QueryObject)
def test_all_pred(**kwargs):
from xoutil.iterators import dict_update_new
from xotl.ql.expressions import all_, sum_
from xotl.ql.translation.py import naive_translation
query = these(parent
for parent in Person
if parent.children
if all_((30 < child.age) & (child.age < 36) for child in parent.children))
dict_update_new(kwargs, dict(only='test_translate.*'))
plan = naive_translation(query, **kwargs)
result = list(plan())
assert elsa in result
assert papi in result
assert len(result) == 2
query = these(parent
for parent in Person
if parent.children
if all_(parent.name.startswith('Manu'), parent.age > 30))
dict_update_new(kwargs, dict(only='test_translate.*'))
plan = naive_translation(query, **kwargs)
with pytest.raises(SyntaxError):
result = list(plan())
query = these(parent
for parent in Person
if parent.children
if sum_(child.age for child in parent.children) > 60)
dict_update_new(kwargs, dict(only='test_translate.*'))
plan = naive_translation(query, **kwargs)
result = list(plan())
assert denia in result
assert pedro in result
assert len(result) == 2
