# -*- coding: utf8 -*-
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# org.onap.vvp/validation-scripts
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import pytest
from tests import cached_yaml as yaml

from .helpers import validates


@validates('R-55218', 'R-98374', 'R-44318')
def test_required_parameters_no_constraints(yaml_file):
    '''
    Make sure all required parameters are specified without any
    constraints in the heat template.
    '''
    required_parameters = ["vnf_id", "vf_module_id", "vnf_name"]

    with open(yaml_file) as fh:
        yml = yaml.load(fh)

    # skip if parameters are not defined
    if "parameters" not in yml:
        pytest.skip("No parameters specified in the heat template")

    invalid_params = []
    for k1, v1 in yml["parameters"].items():
        if k1 in required_parameters and "constraints" in v1:
            invalid_params.append(k1)

    assert not set(invalid_params)