Merge "Create integration test for fastboot CLI" into main

    host_supported: true,

    export_include_dirs: ["."],

}

python_test_host {

    name: "fastboot_integration_test",

    main: "test_fastboot.py",

    srcs: ["test_fastboot.py"],

    data: [":fastboot"],

    test_config: "fastboot_integration_test.xml",

    test_options: {

        unit_test: false,

    },

}

<?xml version="1.0" encoding="utf-8"?>

<!-- Copyright (C) 2023 The Android Open Source Project

     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.

-->

<configuration description="Config to run fastboot integration tests">

    <option name="test-suite-tag" value="fastboot_unittests" />

    <test class="com.android.tradefed.testtype.python.PythonBinaryHostTest" >

        <option name="par-file-name" value="fastboot_integration_test" />

        <option name="test-timeout" value="1m" />

    </test>

</configuration>

 No newline at end of file

#!/usr/bin/env python3

#

# Copyright (C) 2023 The Android Open Source Project

#

# 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.

#

"""Tests for the fastboot command line utility.

"""

import re

import subprocess

import unittest

class DevicesTest(unittest.TestCase):

    """Tests for `fastboot devices`."""

    def test_devices(self):

        """Ensure that the format of `fastboot devices` does not change.

        `fastboot devices` should alternate between a line containing the

        device's serial number and fastboot state and an empty line

        """

        output = subprocess.check_output(["fastboot", "devices"])

        previous_line_was_empty = True

        for line in output.decode().splitlines():

            if previous_line_was_empty:

                if not re.match(r"[a-zA-Z\d]+\s+(bootloader|fastbootd)", line):

                    self.fail("%s does not match the expected format <serial no>\\s+(bootloader|fastbootd)" % line)

                previous_line_was_empty = False

            else:

                if line:

                    self.fail("Expected an empty line. Received '%s'" % line)

                previous_line_was_empty = True

        if len(output) == 0:

            self.fail("Output is empty. Are any devices connected?")

if __name__ == '__main__':

    unittest.main()