Python Frontend.get_connection Examples

Example #1

File: test_frontend.py Project: Nicoretti/jep-python

def test_provide_disconnected_connection_second_time_with_matching_selector_and_matching_checksum():
    mock_service_config = mock.MagicMock()
    mock_service_config.selector = mock.sentinel.CONFIG_SELECTOR
    mock_service_config_provider = mock.MagicMock()
    mock_service_config_provider.provide_for = mock.MagicMock(return_value=mock_service_config)
    mock_service_config_provider.checksum = mock.MagicMock(return_value=mock.sentinel.CONFIG_CHECKSUM)

    mock_connection = mock.MagicMock()
    mock_connection.service_config.checksum = mock.sentinel.CONFIG_CHECKSUM
    mock_provide_backend_connection = mock.MagicMock(return_value=mock_connection)

    frontend = Frontend(
        mock.sentinel.LISTENERS,
        service_config_provider=mock_service_config_provider,
        provide_backend_connection=mock_provide_backend_connection,
    )
    connection1 = frontend.get_connection(mock.sentinel.FILE_NAME1)
    assert mock_connection.connect.called
    mock_connection.connect.reset_mock()
    mock_connection.state = State.Disconnected

    connection2 = frontend.get_connection(mock.sentinel.FILE_NAME2)
    assert connection1 is connection2
    assert mock_connection.connect.called
    assert not mock_connection.disconnect.called

Example #2

def test_provide_disconnected_connection_second_time_with_matching_selector_and_matching_checksum(
):
    mock_service_config = mock.MagicMock()
    mock_service_config.selector = mock.sentinel.CONFIG_SELECTOR
    mock_service_config_provider = mock.MagicMock()
    mock_service_config_provider.provide_for = mock.MagicMock(
        return_value=mock_service_config)
    mock_service_config_provider.checksum = mock.MagicMock(
        return_value=mock.sentinel.CONFIG_CHECKSUM)

    mock_connection = mock.MagicMock()
    mock_connection.service_config.checksum = mock.sentinel.CONFIG_CHECKSUM
    mock_provide_backend_connection = mock.MagicMock(
        return_value=mock_connection)

    frontend = Frontend(
        mock.sentinel.LISTENERS,
        service_config_provider=mock_service_config_provider,
        provide_backend_connection=mock_provide_backend_connection)
    connection1 = frontend.get_connection(mock.sentinel.FILE_NAME1)
    assert mock_connection.connect.called
    mock_connection.connect.reset_mock()
    mock_connection.state = State.Disconnected

    connection2 = frontend.get_connection(mock.sentinel.FILE_NAME2)
    assert connection1 is connection2
    assert mock_connection.connect.called
    assert not mock_connection.disconnect.called

Example #3

File: test_frontend.py Project: Nicoretti/jep-python

def test_provide_connection_second_time_with_matching_selector_and_new_checksum():
    mock_service_config = mock.MagicMock()
    mock_service_config.selector = mock.sentinel.CONFIG_SELECTOR
    mock_service_config_provider = mock.MagicMock()
    mock_service_config_provider.provide_for = mock.MagicMock(return_value=mock_service_config)
    mock_service_config_provider.checksum = mock.MagicMock(return_value=mock.sentinel.CONFIG_CHECKSUM)

    mock_connection = mock.MagicMock()
    mock_connection.service_config.checksum = mock.sentinel.CONFIG_CHECKSUM
    mock_provide_backend_connection = mock.MagicMock(return_value=mock_connection)

    frontend = Frontend(
        mock.sentinel.LISTENERS,
        service_config_provider=mock_service_config_provider,
        provide_backend_connection=mock_provide_backend_connection,
    )
    connection1 = frontend.get_connection(mock.sentinel.FILE_NAME1)
    assert mock_connection.connect.called
    mock_connection.reset_mock()

    # now change the checksum of the provided service configuration:
    mock_service_config2 = mock.MagicMock()
    mock_service_config2.selector = mock.sentinel.CONFIG_SELECTOR
    mock_service_config_provider.provide_for.return_value = mock_service_config2
    mock_service_config_provider.checksum.return_value = mock.sentinel.CONFIG_CHECKSUM2

    connection2 = frontend.get_connection(mock.sentinel.FILE_NAME2)

    # new connection:
    assert connection1 is connection2
    assert mock_connection.reconnect.called
    mock_connection.reconnect.assert_called_once_with(mock_service_config2)
    assert mock_provide_backend_connection.call_count == 1

Example #4

File: test_integration.py Project: jep-project/jep-python

def test_frontend_starts_stops_backend():
    configure_test_logger()
    frontend = Frontend([MyListener()])
    connection = frontend.get_connection('../scripts/localfile.mydsl')

    started = datetime.datetime.now()
    cycles = 0
    while connection.state is not State.Disconnected:
        connection.run(datetime.timedelta(seconds=0.1))
        cycles += 1
    ended = datetime.datetime.now()

    _logger.info('Frontend executed %d cycles in %.2f seconds.' % (cycles, (ended - started).total_seconds()))

Example #5

File: test_frontend.py Project: Nicoretti/jep-python

def test_provide_connection_second_time_with_other_selector():
    mock_service_config = mock.MagicMock()
    mock_service_config.selector = mock.sentinel.CONFIG_SELECTOR
    mock_service_config_provider = mock.MagicMock()
    mock_service_config_provider.provide_for = mock.MagicMock(return_value=mock_service_config)

    mock_connection = mock.MagicMock()
    mock_provide_backend_connection = mock.MagicMock(return_value=mock_connection)

    frontend = Frontend(
        mock.sentinel.LISTENERS,
        service_config_provider=mock_service_config_provider,
        provide_backend_connection=mock_provide_backend_connection,
    )
    frontend.get_connection(mock.sentinel.FILE_NAME1)
    assert mock_connection.connect.called
    mock_connection.connect.reset_mock()

    # now change the selector of the provided service configuration:
    mock_service_config.selector = mock.sentinel.CONFIG_SELECTOR2

    frontend.get_connection(mock.sentinel.FILE_NAME2)
    assert mock_provide_backend_connection.call_count == 2

Example #6

def test_provide_connection_second_time_with_other_selector():
    mock_service_config = mock.MagicMock()
    mock_service_config.selector = mock.sentinel.CONFIG_SELECTOR
    mock_service_config_provider = mock.MagicMock()
    mock_service_config_provider.provide_for = mock.MagicMock(
        return_value=mock_service_config)

    mock_connection = mock.MagicMock()
    mock_provide_backend_connection = mock.MagicMock(
        return_value=mock_connection)

    frontend = Frontend(
        mock.sentinel.LISTENERS,
        service_config_provider=mock_service_config_provider,
        provide_backend_connection=mock_provide_backend_connection)
    frontend.get_connection(mock.sentinel.FILE_NAME1)
    assert mock_connection.connect.called
    mock_connection.connect.reset_mock()

    # now change the selector of the provided service configuration:
    mock_service_config.selector = mock.sentinel.CONFIG_SELECTOR2

    frontend.get_connection(mock.sentinel.FILE_NAME2)
    assert mock_provide_backend_connection.call_count == 2

Example #7

def test_provide_connection_second_time_with_matching_selector_and_new_checksum(
):
    mock_service_config = mock.MagicMock()
    mock_service_config.selector = mock.sentinel.CONFIG_SELECTOR
    mock_service_config_provider = mock.MagicMock()
    mock_service_config_provider.provide_for = mock.MagicMock(
        return_value=mock_service_config)
    mock_service_config_provider.checksum = mock.MagicMock(
        return_value=mock.sentinel.CONFIG_CHECKSUM)

    mock_connection = mock.MagicMock()
    mock_connection.service_config.checksum = mock.sentinel.CONFIG_CHECKSUM
    mock_provide_backend_connection = mock.MagicMock(
        return_value=mock_connection)

    frontend = Frontend(
        mock.sentinel.LISTENERS,
        service_config_provider=mock_service_config_provider,
        provide_backend_connection=mock_provide_backend_connection)
    connection1 = frontend.get_connection(mock.sentinel.FILE_NAME1)
    assert mock_connection.connect.called
    mock_connection.reset_mock()

    # now change the checksum of the provided service configuration:
    mock_service_config2 = mock.MagicMock()
    mock_service_config2.selector = mock.sentinel.CONFIG_SELECTOR
    mock_service_config_provider.provide_for.return_value = mock_service_config2
    mock_service_config_provider.checksum.return_value = mock.sentinel.CONFIG_CHECKSUM2

    connection2 = frontend.get_connection(mock.sentinel.FILE_NAME2)

    # new connection:
    assert connection1 is connection2
    assert mock_connection.reconnect.called
    mock_connection.reconnect.assert_called_once_with(mock_service_config2)
    assert mock_provide_backend_connection.call_count == 1

Example #8

File: test_frontend.py Project: Nicoretti/jep-python

def test_provide_connection_first_time():
    mock_service_config = mock.MagicMock()
    mock_service_config.selector = mock.sentinel.CONFIG_SELECTOR
    mock_service_config_provider = mock.MagicMock()
    mock_service_config_provider.provide_for = mock.MagicMock(return_value=mock_service_config)

    mock_connection = mock.MagicMock()
    mock_provide_backend_connection = mock.MagicMock(return_value=mock_connection)

    frontend = Frontend(
        mock.sentinel.LISTENERS,
        service_config_provider=mock_service_config_provider,
        provide_backend_connection=mock_provide_backend_connection,
    )
    connection = frontend.get_connection(mock.sentinel.FILE_NAME)

    mock_service_config_provider.provide_for.assert_called_once_with(mock.sentinel.FILE_NAME)
    mock_provide_backend_connection.assert_called_once_with(frontend, mock_service_config, mock.sentinel.LISTENERS)
    assert mock_connection.connect.call_count == 1
    assert not mock_connection.disconnect.called
    assert connection is mock_connection

Example #9

def test_provide_connection_first_time():
    mock_service_config = mock.MagicMock()
    mock_service_config.selector = mock.sentinel.CONFIG_SELECTOR
    mock_service_config_provider = mock.MagicMock()
    mock_service_config_provider.provide_for = mock.MagicMock(
        return_value=mock_service_config)

    mock_connection = mock.MagicMock()
    mock_provide_backend_connection = mock.MagicMock(
        return_value=mock_connection)

    frontend = Frontend(
        mock.sentinel.LISTENERS,
        service_config_provider=mock_service_config_provider,
        provide_backend_connection=mock_provide_backend_connection)
    connection = frontend.get_connection(mock.sentinel.FILE_NAME)

    mock_service_config_provider.provide_for.assert_called_once_with(
        mock.sentinel.FILE_NAME)
    mock_provide_backend_connection.assert_called_once_with(
        frontend, mock_service_config, mock.sentinel.LISTENERS)
    assert mock_connection.connect.call_count == 1
    assert not mock_connection.disconnect.called
    assert connection is mock_connection

Example #10

def test_provide_connection_unhandled_file():
    frontend = Frontend()
    assert not frontend.get_connection('some.unknown')

Example #11

File: test_frontend.py Project: Nicoretti/jep-python

def test_provide_connection_unhandled_file():
    frontend = Frontend()
    assert not frontend.get_connection("some.unknown")