def test_selects_fields():
assert list(jq(".foo")({"foo": i} for i in range(100))) == range(100)
def test_explode_list():
xs = range(10)
assert list(jq(".[]")([xs])) == xs
def test_supports_no_op():
xs = range(10)
assert list(jq(".")(xs)) == xs
def test_compose_filters():
composed = jq(".foo") | ".[]"
assert list(composed([{"foo": [1, 2, 3]}])) == [1, 2, 3]