#!/usr/bin/env python
'''
 Unit tests for oc secret
'''

import os
import six
import sys
import unittest
import mock

# Removing invalid variable names for tests so that I can
# keep them brief
# pylint: disable=invalid-name,no-name-in-module
# Disable import-error b/c our libraries aren't loaded in jenkins
# pylint: disable=import-error,wrong-import-position
# place class in our python path
module_path = os.path.join('/'.join(os.path.realpath(__file__).split('/')[:-4]), 'library')  # noqa: E501
sys.path.insert(0, module_path)
from oc_secret import OCSecret, locate_oc_binary  # noqa: E402


class OCSecretTest(unittest.TestCase):
    '''
     Test class for OCSecret
    '''

    @mock.patch('oc_secret.locate_oc_binary')
    @mock.patch('oc_secret.Utils.create_tmpfile_copy')
    @mock.patch('oc_secret.Utils._write')
    @mock.patch('oc_secret.OCSecret._run')
    def test_adding_a_secret(self, mock_cmd, mock_write, mock_tmpfile_copy, mock_oc_binary):
        ''' Testing adding a secret '''

        # Arrange

        # run_ansible input parameters
        params = {
            'state': 'present',
            'namespace': 'default',
            'name': 'testsecretname',
            'type': 'Opaque',
            'contents': [{
                'path': "/tmp/somesecret.json",
                'data': "{'one': 1, 'two': 2, 'three': 3}",
            }],
            'decode': False,
            'kubeconfig': '/etc/origin/master/admin.kubeconfig',
            'debug': False,
            'files': None,
            'delete_after': True,
            'force': False,
        }

        # Return values of our mocked function call. These get returned once per call.
        mock_cmd.side_effect = [
            (1, '', 'Error from server: secrets "testsecretname" not found'),
            (0, 'secret/testsecretname', ''),
        ]

        mock_oc_binary.side_effect = [
            'oc'
        ]

        mock_tmpfile_copy.side_effect = [
            '/tmp/mocked_kubeconfig',
        ]

        # Act
        results = OCSecret.run_ansible(params, False)

        # Assert
        self.assertTrue(results['changed'])
        self.assertEqual(results['module_results']['returncode'], 0)
        self.assertEqual(results['state'], 'present')

        # Making sure our mock was called as we expected
        mock_cmd.assert_has_calls([
            mock.call(['oc', 'get', 'secrets', 'testsecretname', '-o', 'json', '-n', 'default'], None),
            mock.call(['oc', 'secrets', 'new', 'testsecretname', '--type=Opaque', mock.ANY, '-n', 'default'], None),
        ])

        mock_write.assert_has_calls([
            mock.call(mock.ANY, "{'one': 1, 'two': 2, 'three': 3}"),
        ])

    @unittest.skipIf(six.PY3, 'py2 test only')
    @mock.patch('os.path.exists')
    @mock.patch('os.environ.get')
    def test_binary_lookup_fallback(self, mock_env_get, mock_path_exists):
        ''' Testing binary lookup fallback '''

        mock_env_get.side_effect = lambda _v, _d: ''

        mock_path_exists.side_effect = lambda _: False

        self.assertEqual(locate_oc_binary(), 'oc')

    @unittest.skipIf(six.PY3, 'py2 test only')
    @mock.patch('os.path.exists')
    @mock.patch('os.environ.get')
    def test_binary_lookup_in_path(self, mock_env_get, mock_path_exists):
        ''' Testing binary lookup in path '''

        oc_bin = '/usr/bin/oc'

        mock_env_get.side_effect = lambda _v, _d: '/bin:/usr/bin'

        mock_path_exists.side_effect = lambda f: f == oc_bin

        self.assertEqual(locate_oc_binary(), oc_bin)

    @unittest.skipIf(six.PY3, 'py2 test only')
    @mock.patch('os.path.exists')
    @mock.patch('os.environ.get')
    def test_binary_lookup_in_usr_local(self, mock_env_get, mock_path_exists):
        ''' Testing binary lookup in /usr/local/bin '''

        oc_bin = '/usr/local/bin/oc'

        mock_env_get.side_effect = lambda _v, _d: '/bin:/usr/bin'

        mock_path_exists.side_effect = lambda f: f == oc_bin

        self.assertEqual(locate_oc_binary(), oc_bin)

    @unittest.skipIf(six.PY3, 'py2 test only')
    @mock.patch('os.path.exists')
    @mock.patch('os.environ.get')
    def test_binary_lookup_in_home(self, mock_env_get, mock_path_exists):
        ''' Testing binary lookup in ~/bin '''

        oc_bin = os.path.expanduser('~/bin/oc')

        mock_env_get.side_effect = lambda _v, _d: '/bin:/usr/bin'

        mock_path_exists.side_effect = lambda f: f == oc_bin

        self.assertEqual(locate_oc_binary(), oc_bin)

    @unittest.skipIf(six.PY2, 'py3 test only')
    @mock.patch('shutil.which')
    @mock.patch('os.environ.get')
    def test_binary_lookup_fallback_py3(self, mock_env_get, mock_shutil_which):
        ''' Testing binary lookup fallback '''

        mock_env_get.side_effect = lambda _v, _d: ''

        mock_shutil_which.side_effect = lambda _f, path=None: None

        self.assertEqual(locate_oc_binary(), 'oc')

    @unittest.skipIf(six.PY2, 'py3 test only')
    @mock.patch('shutil.which')
    @mock.patch('os.environ.get')
    def test_binary_lookup_in_path_py3(self, mock_env_get, mock_shutil_which):
        ''' Testing binary lookup in path '''

        oc_bin = '/usr/bin/oc'

        mock_env_get.side_effect = lambda _v, _d: '/bin:/usr/bin'

        mock_shutil_which.side_effect = lambda _f, path=None: oc_bin

        self.assertEqual(locate_oc_binary(), oc_bin)

    @unittest.skipIf(six.PY2, 'py3 test only')
    @mock.patch('shutil.which')
    @mock.patch('os.environ.get')
    def test_binary_lookup_in_usr_local_py3(self, mock_env_get, mock_shutil_which):
        ''' Testing binary lookup in /usr/local/bin '''

        oc_bin = '/usr/local/bin/oc'

        mock_env_get.side_effect = lambda _v, _d: '/bin:/usr/bin'

        mock_shutil_which.side_effect = lambda _f, path=None: oc_bin

        self.assertEqual(locate_oc_binary(), oc_bin)

    @unittest.skipIf(six.PY2, 'py3 test only')
    @mock.patch('shutil.which')
    @mock.patch('os.environ.get')
    def test_binary_lookup_in_home_py3(self, mock_env_get, mock_shutil_which):
        ''' Testing binary lookup in ~/bin '''

        oc_bin = os.path.expanduser('~/bin/oc')

        mock_env_get.side_effect = lambda _v, _d: '/bin:/usr/bin'

        mock_shutil_which.side_effect = lambda _f, path=None: oc_bin

        self.assertEqual(locate_oc_binary(), oc_bin)
