#!/usr/bin/env python3
#
# Copyright 2018, 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.

"""Unittests for test_suite_test_runner."""


import unittest
from unittest import mock

from atest import unittest_constants as uc
from atest import unittest_utils
from atest.logstorage import logstorage_utils
from atest.test_finders import test_info
from atest.test_runners import suite_plan_test_runner


# pylint: disable=protected-access
class SuitePlanTestRunnerUnittests(unittest.TestCase):
  """Unit tests for test_suite_test_runner.py"""

  def setUp(self):
    self.suite_tr = suite_plan_test_runner.SuitePlanTestRunner(
        results_dir=uc.TEST_INFO_DIR, extra_args={}
    )

  def tearDown(self):
    mock.patch.stopall()

  @mock.patch('atest.atest_utils.get_result_server_args')
  def test_generate_run_commands(self, mock_resultargs):
    """Test _generate_run_command method.

    Strategy:

        suite_name: cts --> run_cmd: cts-tradefed run commandAndExit cts
        suite_name: cts-common --> run_cmd:
                            cts-tradefed run commandAndExit cts-common
    """
    test_infos = set()
    suite_name = 'cts'
    t_info = test_info.TestInfo(
        suite_name,
        suite_plan_test_runner.SuitePlanTestRunner.NAME,
        {suite_name},
        suite=suite_name,
    )
    test_infos.add(t_info)

    # Basic Run Cmd
    run_cmd = []
    exe_cmd = suite_plan_test_runner.SuitePlanTestRunner.EXECUTABLE % suite_name
    run_cmd.append(
        suite_plan_test_runner.SuitePlanTestRunner._RUN_CMD.format(
            exe=exe_cmd, test=suite_name, args=''
        )
    )
    mock_resultargs.return_value = []
    unittest_utils.assert_strict_equal(
        self, self.suite_tr.generate_run_commands(test_infos, ''), run_cmd
    )

    # Run cmd with --serial LG123456789.
    run_cmd = []
    run_cmd.append(
        suite_plan_test_runner.SuitePlanTestRunner._RUN_CMD.format(
            exe=exe_cmd, test=suite_name, args='--serial LG123456789'
        )
    )
    unittest_utils.assert_strict_equal(
        self,
        self.suite_tr.generate_run_commands(
            test_infos, {'SERIAL': 'LG123456789'}
        ),
        run_cmd,
    )

    test_infos = set()
    suite_name = 'cts-common'
    suite = 'cts'
    t_info = test_info.TestInfo(
        suite_name,
        suite_plan_test_runner.SuitePlanTestRunner.NAME,
        {suite_name},
        suite=suite,
    )
    test_infos.add(t_info)

    # Basic Run Cmd
    run_cmd = []
    exe_cmd = suite_plan_test_runner.SuitePlanTestRunner.EXECUTABLE % suite
    run_cmd.append(
        suite_plan_test_runner.SuitePlanTestRunner._RUN_CMD.format(
            exe=exe_cmd, test=suite_name, args=''
        )
    )
    mock_resultargs.return_value = []
    unittest_utils.assert_strict_equal(
        self, self.suite_tr.generate_run_commands(test_infos, ''), run_cmd
    )

    # Run cmd with --serial LG123456789.
    run_cmd = []
    run_cmd.append(
        suite_plan_test_runner.SuitePlanTestRunner._RUN_CMD.format(
            exe=exe_cmd, test=suite_name, args='--serial LG123456789'
        )
    )
    unittest_utils.assert_strict_equal(
        self,
        self.suite_tr.generate_run_commands(
            test_infos, {'SERIAL': 'LG123456789'}
        ),
        run_cmd,
    )

  @mock.patch.object(logstorage_utils, 'BuildClient')
  @mock.patch.object(logstorage_utils, 'do_upload_flow')
  @mock.patch('atest.atest_utils.get_manifest_branch')
  @mock.patch.object(logstorage_utils.BuildClient, 'update_invocation')
  @mock.patch('subprocess.Popen')
  @mock.patch.object(suite_plan_test_runner.SuitePlanTestRunner, 'run')
  @mock.patch.object(
      suite_plan_test_runner.SuitePlanTestRunner, 'generate_run_commands'
  )
  def test_run_tests(
      self,
      _mock_gen_cmd,
      _mock_run,
      _mock_popen,
      _mock_upd_inv,
      _mock_get_branch,
      _mock_do_upload_flow,
      _mock_client,
  ):
    """Test run_tests method."""
    test_infos = []
    extra_args = {}
    mock_reporter = mock.Mock()
    _mock_gen_cmd.return_value = ['cmd1', 'cmd2']
    process = _mock_popen.return_value.__enter__.return_value
    process.returncode = 0
    process.communicate.return_value = (b'output', b'error')
    _mock_do_upload_flow.return_value = None, None

    # Test Build Pass
    _mock_popen.return_value.returncode = 0
    self.assertEqual(
        0, self.suite_tr.run_tests(test_infos, extra_args, mock_reporter)
    )

    # Test Build Pass
    _mock_popen.return_value.returncode = 1
    self.assertNotEqual(
        0, self.suite_tr.run_tests(test_infos, extra_args, mock_reporter)
    )


if __name__ == '__main__':
  unittest.main()