# Copyright 2017 Google Inc.
#
# 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.

import io
import mock
import os
import shutil
import tempfile
import unittest

from mobly import suite_runner

from tests.lib import integration_test
from tests.lib import integration2_test


class SuiteRunnerTest(unittest.TestCase):
  def setUp(self):
    self.tmp_dir = tempfile.mkdtemp()

  def tearDown(self):
    shutil.rmtree(self.tmp_dir)

  def test_select_no_args(self):
    identifiers = suite_runner.compute_selected_tests(test_classes=[
      integration_test.IntegrationTest,
      integration2_test.Integration2Test
    ],
                              selected_tests=None)
    self.assertEqual(
      {
        integration_test.IntegrationTest: None,
        integration2_test.Integration2Test: None,
      }, identifiers)

  def test_select_by_class(self):
    identifiers = suite_runner.compute_selected_tests(
      test_classes=[
        integration_test.IntegrationTest,
        integration2_test.Integration2Test
      ],
      selected_tests=['IntegrationTest'])
    self.assertEqual({integration_test.IntegrationTest: None}, identifiers)

  def test_select_by_method(self):
    identifiers = suite_runner.compute_selected_tests(
      test_classes=[
        integration_test.IntegrationTest,
        integration2_test.Integration2Test
      ],
      selected_tests=[
        'IntegrationTest.test_a', 'IntegrationTest.test_b'
      ])
    self.assertEqual(
      {integration_test.IntegrationTest: ['test_a', 'test_b']},
      identifiers)

  def test_select_all_clobbers_method(self):
    identifiers = suite_runner.compute_selected_tests(
      test_classes=[
        integration_test.IntegrationTest,
        integration2_test.Integration2Test
      ],
      selected_tests=['IntegrationTest.test_a', 'IntegrationTest'])
    self.assertEqual({integration_test.IntegrationTest: None}, identifiers)

    identifiers = suite_runner.compute_selected_tests(
      test_classes=[
        integration_test.IntegrationTest,
        integration2_test.Integration2Test
      ],
      selected_tests=['IntegrationTest', 'IntegrationTest.test_a'])
    self.assertEqual({integration_test.IntegrationTest: None}, identifiers)

  @mock.patch('sys.exit')
  def test_run_suite(self, mock_exit):
    tmp_file_path = os.path.join(self.tmp_dir, 'config.yml')
    with io.open(tmp_file_path, 'w', encoding='utf-8') as f:
      f.write(u"""
        TestBeds:
          # A test bed where adb will find Android devices.
          - Name: SampleTestBed
            Controllers:
              MagicDevice: '*'
            TestParams:
              icecream: 42
              extra_param: 'haha'
      """)
    suite_runner.run_suite([integration_test.IntegrationTest],
                 argv=['-c', tmp_file_path])
    mock_exit.assert_not_called()

  @mock.patch('sys.exit')
  def test_run_suite_with_failures(self, mock_exit):
    tmp_file_path = os.path.join(self.tmp_dir, 'config.yml')
    with io.open(tmp_file_path, 'w', encoding='utf-8') as f:
      f.write(u"""
        TestBeds:
          # A test bed where adb will find Android devices.
          - Name: SampleTestBed
            Controllers:
              MagicDevice: '*'
      """)
    suite_runner.run_suite([integration_test.IntegrationTest],
                 argv=['-c', tmp_file_path])
    mock_exit.assert_called_once_with(1)


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