def test_parse_checks_and_statistics_roundtrip(checks, expectation):
"""
Test that parse checks correctly obtain statistics from checks and
vice-versa.
"""
if expectation is ValueError:
with pytest.raises(ValueError):
schema_statistics.parse_checks(checks)
return
assert schema_statistics.parse_checks(checks) == expectation
check_statistics = {check.name: check.statistics for check in checks}
check_list = schema_statistics.parse_check_statistics(check_statistics)
assert set(check_list) == set(checks)
def test_parse_checks_and_statistics_no_param(extra_registered_checks):
"""Ensure that an edge case where a check does not have parameters is appropriately handled."""
checks = [pa.Check.no_param_check()]
expectation = {"no_param_check": {}}
assert schema_statistics.parse_checks(checks) == expectation
check_statistics = {check.name: check.statistics for check in checks}
check_list = schema_statistics.parse_check_statistics(check_statistics)
assert set(check_list) == set(checks)