from __future__ import absolute_import, division, print_function
__metaclass__ = type


import pytest

from mock import MagicMock


from ansible_collections.community.crypto.plugins.module_utils.acme.challenges import (
    combine_identifier,
    split_identifier,
    Challenge,
    Authorization,
)

from ansible_collections.community.crypto.plugins.module_utils.acme.errors import (
    ACMEProtocolException,
    ModuleFailException,
)


def test_combine_identifier():
    assert combine_identifier('', '') == ':'
    assert combine_identifier('a', 'b') == 'a:b'


def test_split_identifier():
    assert split_identifier(':') == ['', '']
    assert split_identifier('a:b') == ['a', 'b']
    assert split_identifier('a:b:c') == ['a', 'b:c']
    with pytest.raises(ModuleFailException) as exc:
        split_identifier('a')
    assert exc.value.msg == 'Identifier "a" is not of the form <type>:<identifier>'


def test_challenge_from_to_json():
    client = MagicMock()

    data = {
        'url': 'xxx',
        'type': 'type',
        'status': 'valid',
    }
    client.version = 2
    challenge = Challenge.from_json(client, data)
    assert challenge.data == data
    assert challenge.type == 'type'
    assert challenge.url == 'xxx'
    assert challenge.status == 'valid'
    assert challenge.token is None
    assert challenge.to_json() == data

    data = {
        'type': 'type',
        'status': 'valid',
        'token': 'foo',
    }
    challenge = Challenge.from_json(None, data, url='xxx')
    assert challenge.data == data
    assert challenge.type == 'type'
    assert challenge.url == 'xxx'
    assert challenge.status == 'valid'
    assert challenge.token == 'foo'
    assert challenge.to_json() == data

    data = {
        'uri': 'xxx',
        'type': 'type',
        'status': 'valid',
    }
    client.version = 1
    challenge = Challenge.from_json(client, data)
    assert challenge.data == data
    assert challenge.type == 'type'
    assert challenge.url == 'xxx'
    assert challenge.status == 'valid'
    assert challenge.token is None
    assert challenge.to_json() == data


def test_authorization_from_to_json():
    client = MagicMock()
    client.version = 2

    data = {
        'challenges': [],
        'status': 'valid',
        'identifier': {
            'type': 'dns',
            'value': 'example.com',
        },
    }
    authz = Authorization.from_json(client, data, 'xxx')
    assert authz.url == 'xxx'
    assert authz.status == 'valid'
    assert authz.identifier == 'example.com'
    assert authz.identifier_type == 'dns'
    assert authz.challenges == []
    assert authz.to_json() == {
        'uri': 'xxx',
        'challenges': [],
        'status': 'valid',
        'identifier': {
            'type': 'dns',
            'value': 'example.com',
        },
    }

    data = {
        'challenges': [
            {
                'url': 'xxxyyy',
                'type': 'type',
                'status': 'valid',
            }
        ],
        'status': 'valid',
        'identifier': {
            'type': 'dns',
            'value': 'example.com',
        },
        'wildcard': True,
    }
    authz = Authorization.from_json(client, data, 'xxx')
    assert authz.url == 'xxx'
    assert authz.status == 'valid'
    assert authz.identifier == '*.example.com'
    assert authz.identifier_type == 'dns'
    assert len(authz.challenges) == 1
    assert authz.challenges[0].data == {
        'url': 'xxxyyy',
        'type': 'type',
        'status': 'valid',
    }
    assert authz.to_json() == {
        'uri': 'xxx',
        'challenges': [
            {
                'url': 'xxxyyy',
                'type': 'type',
                'status': 'valid',
            }
        ],
        'status': 'valid',
        'identifier': {
            'type': 'dns',
            'value': 'example.com',
        },
        'wildcard': True,
    }

    client.version = 1

    data = {
        'challenges': [],
        'identifier': {
            'type': 'dns',
            'value': 'example.com',
        },
    }
    authz = Authorization.from_json(client, data, 'xxx')
    assert authz.url == 'xxx'
    assert authz.status == 'pending'
    assert authz.identifier == 'example.com'
    assert authz.identifier_type == 'dns'
    assert authz.challenges == []
    assert authz.to_json() == {
        'uri': 'xxx',
        'challenges': [],
        'identifier': {
            'type': 'dns',
            'value': 'example.com',
        },
    }


def test_authorization_create_error():
    client = MagicMock()
    client.version = 2
    client.directory.directory = {}
    with pytest.raises(ACMEProtocolException) as exc:
        Authorization.create(client, 'dns', 'example.com')

    assert exc.value.msg == 'ACME endpoint does not support pre-authorization.'


def test_wait_for_validation_error():
    client = MagicMock()
    client.version = 2
    data = {
        'challenges': [
            {
                'url': 'xxxyyy1',
                'type': 'dns-01',
                'status': 'invalid',
                'error': {
                    'type': 'dns-failed',
                    'subproblems': [
                        {
                            'type': 'subproblem',
                            'detail': 'example.com DNS-01 validation failed',
                        },
                    ]
                },
            },
            {
                'url': 'xxxyyy2',
                'type': 'http-01',
                'status': 'invalid',
                'error': {
                    'type': 'http-failed',
                    'subproblems': [
                        {
                            'type': 'subproblem',
                            'detail': 'example.com HTTP-01 validation failed',
                        },
                    ]
                },
            },
            {
                'url': 'xxxyyy3',
                'type': 'something-else',
                'status': 'valid',
            },
        ],
        'status': 'invalid',
        'identifier': {
            'type': 'dns',
            'value': 'example.com',
        },
    }
    client.get_request = MagicMock(return_value=(data, {}))
    authz = Authorization.from_json(client, data, 'xxx')
    with pytest.raises(ACMEProtocolException) as exc:
        authz.wait_for_validation(client, 'dns')

    assert exc.value.msg == (
        'Failed to validate challenge for dns:example.com: Status is "invalid". Challenge dns-01: Error dns-failed Subproblems:\n'
        '(dns-01.0) Error subproblem: "example.com DNS-01 validation failed"; Challenge http-01: Error http-failed Subproblems:\n'
        '(http-01.0) Error subproblem: "example.com HTTP-01 validation failed".'
    )
    data = data.copy()
    data['uri'] = 'xxx'
    assert exc.value.module_fail_args == {
        'identifier': 'dns:example.com',
        'authorization': data,
    }