"""
Copyright (c) 2021 ARM Limited
SPDX-License-Identifier: Apache-2.0

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.
"""

from mbed_host_tests import BaseHostTest

class ExampleHostTest(BaseHostTest):
    """Host test used by htrun for the greentea-client example.
    """

    def setup(self):
        """Register callback to expected key.
        """
        self.register_callback('device_greetings', self._callback_device_greetings)

    def _callback_device_greetings(self, key, value, timestamp):
        """Reply to greetings from the device.
        """
        self.log("Message received from the device: " + value)
        self.send_kv('host_greetings', "Hello from the host!")
