#    Copyright 2016 Mirantis, Inc.
#
#    Licensed under the Apache License, Version 2.0 (the "License"); you may
#    not use this file except in compliance with the License. You may obtain
#    a copy of the License at
#
#         http://www.apache.org/licenses/LICENSE-2.0
#
#    Unless required by applicable law or agreed to in writing, software
#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
#    License for the specific language governing permissions and limitations
#    under the License.
import os
import pytest

from fuel_ccp_tests import logger
from fuel_ccp_tests import settings
from fuel_ccp_tests.helpers import post_os_deploy_checks

LOG = logger.logger
LOG.addHandler(logger.console)


class TestServiceHorizon(object):

    dockerfile = '''
    FROM {registry}/{tag}/horizon
    RUN apt-get install -y xvfb
    RUN apt-get install -y firefox-esr
    COPY local-horizon.conf \
     /horizon-master/openstack_dashboard/test/integration_tests
    '''.format(registry=settings.REGISTRY, tag='ccp')

    @pytest.mark.revert_snapshot(settings.PRECOMMIT_SNAPSHOT_NAME)
    @pytest.mark.horizon_component
    def test_horizon_component(self, config, underlay,
                               k8scluster, ccpcluster):
        """Horizon pre-commit test

        pytest.mark: horizon_component

        Scenario:
        1. Fetch all repos
        2. Update horizon source form local path
        3. Build images
        4. Deploy openstack
        5. Create directory to build horizon image for tests
        6. Upload config file for horizon tests
        7. Update horizon dashboard in config file
        8. Build docker image
        9. Run horizon tests from docker
        Duration 60 min
        """
        k8sclient = k8scluster.api

        remote = underlay.remote(host=config.k8s.kube_host)

        if settings.REGISTRY == '127.0.0.1:31500':
            k8scluster.create_registry()
            ccpcluster.fetch()
            ccpcluster.update_service('horizon')
            ccpcluster.build()

        topology_path = os.getcwd() + '/fuel_ccp_tests/templates/' \
                                      'ccp_deploy_topology/' \
                                      'default_deploy_topology.yaml'
        remote.upload(topology_path, settings.CCP_CLI_PARAMS['deploy-config'])
        ccpcluster.deploy()
        post_os_deploy_checks.check_jobs_status(k8sclient, timeout=1500,
                                                namespace='ccp')
        post_os_deploy_checks.check_pods_status(k8sclient, timeout=1500,
                                                namespace='ccp')
        # run horizon tests
        remote.execute("mkdir /tmp/horizon-tests")
        horizon_port = ''.join(remote.execute(
            "kubectl get service --namespace ccp horizon -o yaml |"
            " awk '/nodePort: / {print $NF}'")['stdout'])
        remote.upload(
            os.getcwd() + '/fuel_ccp_tests/templates/misc/local-horizon.conf',
            "/tmp/horizon-tests")
        remote.execute(
            r"sed -i '/dashboard_url=/c\dashboard_url=http://{0}:{1}'"
            r" /tmp/horizon-tests/local-horizon.conf".format(
                config.k8s.kube_host, horizon_port))
        remote.execute(
            "echo -e '{}' >"
            " /tmp/horizon-tests/dockerfile".format(self.dockerfile))
        remote.execute(
            "docker build -t {}/horizon-test:test"
            " /tmp/horizon-tests/".format(settings.SSH_LOGIN))
        result = remote.execute(
            "docker run {}/horizon-test:test"
            " bash -c 'cd horizon-master;"
            " ./run_tests.sh -V'".format(settings.SSH_LOGIN))
        assert result['exit_code'] == 0,\
            "Horizon unit tests failed, result is {}".format(result)
        remote.close()