docker/test/integration/test_filesystem_ops.py

# Licensed to the Apache Software Foundation (ASF) under one or more
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# this work for additional information regarding copyright ownership.
# The ASF licenses this file to You 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
#
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from minifi import *
from minifi.test import *


def test_get_put():
    """
    Verify basic file get/put operations.
    """

    flow = GetFile('/tmp/input') >> LogAttribute() >> PutFile('/tmp/output')

    with DockerTestCluster(SingleFileOutputValidator('test')) as cluster:
        cluster.put_test_data('test')
        cluster.deploy_flow(flow)

        assert cluster.check_output()


def test_file_exists_failure():
    """
    Verify that putting to a file that already exists fails.
    """

    flow = (GetFile('/tmp/input')

            # First put should succeed
            >> PutFile('/tmp')

            # Second put should fail (file exists)
            >> PutFile('/tmp')
            >> (('success', LogAttribute()),
                ('failure', LogAttribute() >> PutFile('/tmp/output'))))

    with DockerTestCluster(SingleFileOutputValidator('test')) as cluster:
        cluster.put_test_data('test')
        cluster.deploy_flow(flow)

        assert cluster.check_output()