# -*- coding: utf8 -*-
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# org.onap.vvp/validation-scripts
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import re

from tests.helpers import validates, check_indices
from tests.structures import Heat
from tests.utils import nested_dict


IP_PARAM_PATTERN = re.compile(r"^(.*_ip_)(\d+)$")


@validates("R-71577", "R-40971")
def test_ips_start_at_0(yaml_file):
    heat = Heat(filepath=yaml_file)
    ports = heat.get_resource_by_type("OS::Neutron::Port")
    ip_parameters = []

    for rid, resource in ports.items():
        fips = nested_dict.get(resource, "properties", "fixed_ips", default={})
        for fip in fips:
            ip_address = fip.get("ip_address", {})
            param = ip_address.get("get_param")
            if isinstance(param, list):
                param = param[0]
            if isinstance(param, str):
                ip_parameters.append(param)

    invalid_params = check_indices(IP_PARAM_PATTERN, ip_parameters, "IP Parameters")
    assert not invalid_params, ". ".join(invalid_params)