def test_token_before_filter():
query = these((parent, child)
for parent in this
if parent.children
for child in parent.children
if child.age < 5
for dummy in parent.children)
parent, child = query.selection
parent_token, children_token, dummy_token = query.tokens
expr1, expr2 = query.filters
def ok(e1, e2):
with context(UNPROXIFING_CONTEXT):
assert e1 == e2
ok(expr1, parent.children)
ok(expr2, child.age < 5)
assert UNPROXIFING_CONTEXT not in context
assert not token_before_filter(children_token, expr1), repr((children_token, expr1, expr2))
assert token_before_filter(children_token, expr2, True)
assert token_before_filter(parent_token, expr2, True)
assert not token_before_filter(dummy_token, expr2, True)
assert UNPROXIFING_CONTEXT not in context
def test_regression_test_token_before_filter_20130401():
assert UNPROXIFING_CONTEXT not in context
query = these(who
for who in Entity
if who.name.starswith('Manuel'))
is_entity_filter, name_filter = query.filters
token = query.tokens[0]
assert len(query.tokens) == 1
assert token_before_filter(token, is_entity_filter, True)
assert token_before_filter(token, name_filter, True)
