# -*- coding: utf-8 -*-
'''
    :codeauthor: Lukas Raska <lukas@raska.me>
'''
# Import Python libs
from __future__ import absolute_import, print_function, unicode_literals

# Import Salt Testing Libs
from tests.support.mixins import LoaderModuleMockMixin
from tests.support.unit import TestCase
from tests.support.mock import (
    MagicMock,
    patch)

from salt.exceptions import CommandExecutionError

# Import Salt Libs
import salt.utils.dictdiffer as dictdiffer
from salt.states import elasticsearch


class ElasticsearchTestCase(TestCase, LoaderModuleMockMixin):
    '''
    Test cases for salt.states.elasticsearch
    '''
    def setup_loader_modules(self):
        return {
            elasticsearch: {
                '__opts__': {'test': False},
                '__utils__': {'dictdiffer.deep_diff': dictdiffer.deep_diff}
            }
        }

    # 'index_absent' function tests: 1

    def test_index_absent(self):
        '''
        Test to manage a elasticsearch index.
        '''
        name = 'foo'

        ret = {'name': name,
               'result': True,
               'comment': 'Index foo is already absent',
               'changes': {}}

        mock_get = MagicMock(side_effect=[None, {name: {"test": "key"}}, {name: {}}, {name: {"test": "key"}}, CommandExecutionError, {name: {"test": "key"}}])
        mock_delete = MagicMock(side_effect=[True, False, CommandExecutionError])

        with patch.dict(elasticsearch.__salt__, {'elasticsearch.index_get': mock_get,
                                             'elasticsearch.index_delete': mock_delete}):
            self.assertDictEqual(elasticsearch.index_absent(name), ret)

            ret.update({'comment': 'Successfully removed index foo', 'changes': {"old": {"test": "key"}}})
            self.assertDictEqual(elasticsearch.index_absent(name), ret)

            ret.update({'comment': 'Failed to remove index foo for unknown reasons', 'result': False, 'changes': {}})
            self.assertDictEqual(elasticsearch.index_absent(name), ret)

            with patch.dict(elasticsearch.__opts__, {'test': True}):
                ret.update({'comment': "Index foo will be removed", 'result': None, 'changes': {"old": {"test": "key"}}})
                self.assertDictEqual(elasticsearch.index_absent(name), ret)

            ret.update({'comment': '', 'result': False, 'changes': {}})
            self.assertDictEqual(elasticsearch.index_absent(name), ret)

            ret.update({'comment': '', 'result': False, 'changes': {}})
            self.assertDictEqual(elasticsearch.index_absent(name), ret)

    # 'index_present' function tests: 1

    def test_index_present(self):
        '''
        Test to manage a elasticsearch index.
        '''
        name = 'foo'

        ret = {'name': name,
               'result': True,
               'comment': 'Index foo is already present',
               'changes': {}}

        mock_exists = MagicMock(side_effect=[True, False, False, False, CommandExecutionError, False, False])
        mock_get = MagicMock(side_effect=[{name: {"test": "key"}}, CommandExecutionError])
        mock_create = MagicMock(side_effect=[True, False, CommandExecutionError, True])

        with patch.dict(elasticsearch.__salt__, {'elasticsearch.index_get': mock_get,
                                             'elasticsearch.index_exists': mock_exists,
                                             'elasticsearch.index_create': mock_create}):
            self.assertDictEqual(elasticsearch.index_present(name), ret)

            ret.update({'comment': 'Successfully created index foo', 'changes': {"new": {"test": "key"}}})
            self.assertDictEqual(elasticsearch.index_present(name), ret)

            ret.update({'comment': 'Cannot create index foo, False', 'result': False, 'changes': {}})
            self.assertDictEqual(elasticsearch.index_present(name), ret)

            with patch.dict(elasticsearch.__opts__, {'test': True}):
                ret.update({'comment': "Index foo does not exist and will be created", 'result': None, 'changes': {"new": {"test2": "key"}}})
                self.assertDictEqual(elasticsearch.index_present(name, {"test2": "key"}), ret)

            ret.update({'comment': '', 'result': False, 'changes': {}})
            self.assertDictEqual(elasticsearch.index_absent(name), ret)

            ret.update({'comment': '', 'result': False, 'changes': {}})
            self.assertDictEqual(elasticsearch.index_absent(name), ret)

            ret.update({'comment': '', 'result': False, 'changes': {}})
            self.assertDictEqual(elasticsearch.index_absent(name), ret)

    # 'alias_absent' function tests: 1

    def test_alias_absent(self):
        '''
        Test to manage a elasticsearch alias.
        '''
        name = 'foo'
        index = 'bar'

        alias = {index: {"aliases": {name: {"test": "key"}}}}

        ret = {'name': name,
               'result': True,
               'comment': 'Alias foo for index bar is already absent',
               'changes': {}}

        mock_get = MagicMock(side_effect=[None, {"foo2": {}}, alias, alias, alias, CommandExecutionError, alias])
        mock_delete = MagicMock(side_effect=[True, False, CommandExecutionError])

        with patch.dict(elasticsearch.__salt__, {'elasticsearch.alias_get': mock_get,
                                             'elasticsearch.alias_delete': mock_delete}):
            self.assertDictEqual(elasticsearch.alias_absent(name, index), ret)
            self.assertDictEqual(elasticsearch.alias_absent(name, index), ret)

            ret.update({'comment': 'Successfully removed alias foo for index bar', 'changes': {"old": {"test": "key"}}})
            self.assertDictEqual(elasticsearch.alias_absent(name, index), ret)

            ret.update({'comment': 'Failed to remove alias foo for index bar for unknown reasons', 'result': False, 'changes': {}})
            self.assertDictEqual(elasticsearch.alias_absent(name, index), ret)

            with patch.dict(elasticsearch.__opts__, {'test': True}):
                ret.update({'comment': "Alias foo for index bar will be removed", 'result': None, 'changes': {"old": {"test": "key"}}})
                self.assertDictEqual(elasticsearch.alias_absent(name, index), ret)

            ret.update({'comment': '', 'result': False, 'changes': {}})
            self.assertDictEqual(elasticsearch.alias_absent(name, index), ret)

            ret.update({'comment': '', 'result': False, 'changes': {}})
            self.assertDictEqual(elasticsearch.alias_absent(name, index), ret)

    # 'alias_present' function tests: 1

    def test_alias_present(self):
        '''
        Test to manage a elasticsearch alias.
        '''
        name = 'foo'
        index = 'bar'

        alias = {index: {"aliases": {name: {"test": "key"}}}}

        ret = {'name': name,
               'result': True,
               'comment': 'Alias foo for index bar is already present',
               'changes': {}}

        mock_get = MagicMock(side_effect=[alias, alias, None, None, None, alias, CommandExecutionError, None])
        mock_create = MagicMock(side_effect=[True, True, False, CommandExecutionError])

        with patch.dict(elasticsearch.__salt__, {'elasticsearch.alias_get': mock_get,
                                                 'elasticsearch.alias_create': mock_create}):
            self.assertDictEqual(elasticsearch.alias_present(name, index, {"test": "key"}), ret)

            ret.update({'comment': "Successfully replaced alias foo for index bar", 'changes': {'old': {"test": "key"}, 'new': {"test2": "key"}}})
            self.assertDictEqual(elasticsearch.alias_present(name, index, {"test2": "key"}), ret)

            ret.update({'comment': "Successfully created alias foo for index bar", 'changes': {'new': {"test2": "key"}}})
            self.assertDictEqual(elasticsearch.alias_present(name, index, {"test2": "key"}), ret)

            ret.update({'comment': 'Cannot create alias foo for index bar, False', 'result': False})
            self.assertDictEqual(elasticsearch.alias_present(name, index, {"test2": "key"}), ret)

            with patch.dict(elasticsearch.__opts__, {'test': True}):
                ret.update({'comment': "Alias foo for index bar does not exist and will be created", 'result': None, 'changes': {'new': {"test2": "key"}}})
                self.assertDictEqual(elasticsearch.alias_present(name, index, {"test2": "key"}), ret)

                ret.update({'comment': "Alias foo for index bar exists with wrong configuration and will be overridden", 'result': None, 'changes': {'old': {"test": "key"}, 'new': {"test2": "key"}}})
                self.assertDictEqual(elasticsearch.alias_present(name, index, {"test2": "key"}), ret)

            ret.update({'comment': '', 'result': False, 'changes': {}})
            self.assertDictEqual(elasticsearch.alias_present(name, index), ret)

            ret.update({'comment': '', 'result': False, 'changes': {}})
            self.assertDictEqual(elasticsearch.alias_present(name, index), ret)

    # 'index_template_absent' function tests: 1

    def test_index_template_absent(self):
        '''
        Test to manage a elasticsearch index template.
        '''
        name = 'foo'

        index_template = {name: {"test": "key"}}

        ret = {'name': name,
               'result': True,
               'comment': 'Index template foo is already absent',
               'changes': {}}

        mock_get = MagicMock(side_effect=[None, {"bar": {}}, index_template, index_template, index_template, CommandExecutionError, index_template])
        mock_delete = MagicMock(side_effect=[True, False, CommandExecutionError])

        with patch.dict(elasticsearch.__salt__, {'elasticsearch.index_template_get': mock_get,
                                             'elasticsearch.index_template_delete': mock_delete}):
            self.assertDictEqual(elasticsearch.index_template_absent(name), ret)
            self.assertDictEqual(elasticsearch.index_template_absent(name), ret)

            ret.update({'comment': 'Successfully removed index template foo', 'changes': {"old": {"test": "key"}}})
            self.assertDictEqual(elasticsearch.index_template_absent(name), ret)

            ret.update({'comment': 'Failed to remove index template foo for unknown reasons', 'result': False, 'changes': {}})
            self.assertDictEqual(elasticsearch.index_template_absent(name), ret)

            with patch.dict(elasticsearch.__opts__, {'test': True}):
                ret.update({'comment': "Index template foo will be removed", 'result': None, 'changes': {"old": {"test": "key"}}})
                self.assertDictEqual(elasticsearch.index_template_absent(name), ret)

            ret.update({'comment': '', 'result': False, 'changes': {}})
            self.assertDictEqual(elasticsearch.index_template_absent(name), ret)

            ret.update({'comment': '', 'result': False, 'changes': {}})
            self.assertDictEqual(elasticsearch.index_template_absent(name), ret)

    # 'index_template_present' function tests: 1

    def test_index_template_present(self):
        '''
        Test to manage a elasticsearch index template.
        '''
        name = 'foo'

        index_template = {name: {"test": "key"}}

        ret = {'name': name,
               'result': True,
               'comment': 'Index template foo is already present',
               'changes': {}}

        mock_exists = MagicMock(side_effect=[True, False, False, False, CommandExecutionError, False, False])
        mock_create = MagicMock(side_effect=[True, False, CommandExecutionError, True])
        mock_get = MagicMock(side_effect=[index_template, CommandExecutionError])

        with patch.dict(elasticsearch.__salt__, {'elasticsearch.index_template_get': mock_get,
                                             'elasticsearch.index_template_create': mock_create,
                                             'elasticsearch.index_template_exists': mock_exists}):
            self.assertDictEqual(elasticsearch.index_template_present(name, {"test2": "key"}), ret)

            ret.update({'comment': "Successfully created index template foo", 'changes': {'new': {"test": "key"}}})
            self.assertDictEqual(elasticsearch.index_template_present(name, {"test2": "key"}), ret)

            ret.update({'comment': 'Cannot create index template foo, False', 'result': False, 'changes': {}})
            self.assertDictEqual(elasticsearch.index_template_present(name, {"test2": "key"}), ret)

            with patch.dict(elasticsearch.__opts__, {'test': True}):
                ret.update({'comment': "Index template foo does not exist and will be created", 'result': None, 'changes': {'new': {"test2": "key"}}})
                self.assertDictEqual(elasticsearch.index_template_present(name, {"test2": "key"}), ret)

            ret.update({'comment': '', 'result': False, 'changes': {}})
            self.assertDictEqual(elasticsearch.index_template_present(name, {}), ret)

            ret.update({'comment': '', 'result': False, 'changes': {}})
            self.assertDictEqual(elasticsearch.index_template_present(name, {}), ret)

            ret.update({'comment': '', 'result': False, 'changes': {}})
            self.assertDictEqual(elasticsearch.index_template_present(name, {}), ret)

    def test_index_template_present_check_definition(self):
        '''
        Test to manage a elasticsearch index template.
        with check_definition set
        '''
        name = 'foo'

        index_template = {name: {"test2": "key",
                                 "aliases": {},
                                 "mappings": {},
                                 "settings": {}}}

        expected = {'name': name,
                    'result': True,
                    'comment': 'Index template foo is already present and up to date',
                    'changes': {}}

        mock_exists = MagicMock(side_effect=[True])
        mock_create = MagicMock(side_effect=[True])
        mock_get = MagicMock(side_effect=[index_template])

        with patch.dict(elasticsearch.__salt__, {'elasticsearch.index_template_get': mock_get,
                                             'elasticsearch.index_template_create': mock_create,
                                             'elasticsearch.index_template_exists': mock_exists}):

            ret = elasticsearch.index_template_present(name,
                                                      {"test2": "key",
                                                       "aliases": {}},
                                                      check_definition=True)
            self.assertDictEqual(expected, ret)

    def test_index_template_present_check_definition_alias_not_empty(self):
        '''
        Test to manage a elasticsearch index template.
        with check_definition set and alias is not empty
        '''
        name = 'foo'

        index_template = {name: {"test2": "key",
                                 "aliases": {},
                                 "mappings": {},
                                 "settings": {}}}

        expected = {'name': name,
                    'result': True,
                    'comment': 'Successfully updated index template foo',
                    'changes': {'new': {'aliases': {'alias1': {}}}, 'old': {'aliases': {}}}}

        mock_exists = MagicMock(side_effect=[True])
        mock_create = MagicMock(side_effect=[True])
        mock_get = MagicMock(side_effect=[index_template])

        with patch.dict(elasticsearch.__salt__, {'elasticsearch.index_template_get': mock_get,
                                             'elasticsearch.index_template_create': mock_create,
                                             'elasticsearch.index_template_exists': mock_exists}):

            ret = elasticsearch.index_template_present(name,
                                                      {"test2": "key",
                                                       "aliases": {'alias1': {}}},
                                                      check_definition=True)
            self.assertDictEqual(expected, ret)

    # 'pipeline_absent' function tests: 1

    def test_pipeline_absent(self):
        '''
        Test to manage a elasticsearch pipeline.
        '''
        name = 'foo'

        pipeline = {name: {"test": "key"}}

        ret = {'name': name,
               'result': True,
               'comment': 'Pipeline foo is already absent',
               'changes': {}}

        mock_get = MagicMock(side_effect=[None, {"foo2": {}}, pipeline, pipeline, pipeline, CommandExecutionError, pipeline])
        mock_delete = MagicMock(side_effect=[True, False, CommandExecutionError])

        with patch.dict(elasticsearch.__salt__, {'elasticsearch.pipeline_get': mock_get,
                                             'elasticsearch.pipeline_delete': mock_delete}):
            self.assertDictEqual(elasticsearch.pipeline_absent(name), ret)
            self.assertDictEqual(elasticsearch.pipeline_absent(name), ret)

            ret.update({'comment': 'Successfully removed pipeline foo', 'changes': {"old": {"test": "key"}}})
            self.assertDictEqual(elasticsearch.pipeline_absent(name), ret)

            ret.update({'comment': 'Failed to remove pipeline foo for unknown reasons', 'result': False, 'changes': {}})
            self.assertDictEqual(elasticsearch.pipeline_absent(name), ret)

            with patch.dict(elasticsearch.__opts__, {'test': True}):
                ret.update({'comment': "Pipeline foo will be removed", 'result': None, 'changes': {"old": {"test": "key"}}})
                self.assertDictEqual(elasticsearch.pipeline_absent(name), ret)

            ret.update({'comment': '', 'result': False, 'changes': {}})
            self.assertDictEqual(elasticsearch.pipeline_absent(name), ret)

            ret.update({'comment': '', 'result': False, 'changes': {}})
            self.assertDictEqual(elasticsearch.pipeline_absent(name), ret)

    # 'pipeline_present' function tests: 1

    def test_pipeline_present(self):
        '''
        Test to manage a elasticsearch pipeline.
        '''
        name = 'foo'

        pipeline = {name: {"test": "key"}}

        ret = {'name': name,
               'result': True,
               'comment': 'Pipeline foo is already present',
               'changes': {}}

        mock_get = MagicMock(side_effect=[pipeline, pipeline, None, None, None, pipeline, CommandExecutionError, None])
        mock_create = MagicMock(side_effect=[True, True, False, CommandExecutionError])

        with patch.dict(elasticsearch.__salt__, {'elasticsearch.pipeline_get': mock_get,
                                             'elasticsearch.pipeline_create': mock_create}):
            self.assertDictEqual(elasticsearch.pipeline_present(name, {"test": "key"}), ret)

            ret.update({'comment': "Successfully replaced pipeline foo", 'changes': {'old': {"test": "key"}, 'new': {"test2": "key"}}})
            self.assertDictEqual(elasticsearch.pipeline_present(name, {"test2": "key"}), ret)

            ret.update({'comment': "Successfully created pipeline foo", 'changes': {'new': {"test2": "key"}}})
            self.assertDictEqual(elasticsearch.pipeline_present(name, {"test2": "key"}), ret)

            ret.update({'comment': 'Cannot create pipeline foo, False', 'result': False})
            self.assertDictEqual(elasticsearch.pipeline_present(name, {"test2": "key"}), ret)

            with patch.dict(elasticsearch.__opts__, {'test': True}):
                ret.update({'comment': "Pipeline foo does not exist and will be created", 'result': None, 'changes': {'new': {"test2": "key"}}})
                self.assertDictEqual(elasticsearch.pipeline_present(name, {"test2": "key"}), ret)

                ret.update({'comment': "Pipeline foo exists with wrong configuration and will be overridden", 'result': None, 'changes': {'old': {"test": "key"}, 'new': {"test2": "key"}}})
                self.assertDictEqual(elasticsearch.pipeline_present(name, {"test2": "key"}), ret)

            ret.update({'comment': '', 'result': False, 'changes': {}})
            self.assertDictEqual(elasticsearch.pipeline_present(name, {}), ret)

            ret.update({'comment': '', 'result': False, 'changes': {}})
            self.assertDictEqual(elasticsearch.pipeline_present(name, {}), ret)

    # 'search_template_absent' function tests: 1

    def test_search_template_absent(self):
        '''
        Test to manage a elasticsearch search template.
        '''
        name = 'foo'

        template = {"template": '{"test": "key"}'}

        ret = {'name': name,
               'result': True,
               'comment': 'Search template foo is already absent',
               'changes': {}}

        mock_get = MagicMock(side_effect=[None, template, template, template, CommandExecutionError, template])
        mock_delete = MagicMock(side_effect=[True, False, CommandExecutionError])

        with patch.dict(elasticsearch.__salt__, {'elasticsearch.search_template_get': mock_get,
                                             'elasticsearch.search_template_delete': mock_delete}):
            self.assertDictEqual(elasticsearch.search_template_absent(name), ret)

            ret.update({'comment': 'Successfully removed search template foo', 'changes': {"old": {"test": "key"}}})
            self.assertDictEqual(elasticsearch.search_template_absent(name), ret)

            ret.update({'comment': 'Failed to remove search template foo for unknown reasons', 'result': False, 'changes': {}})
            self.assertDictEqual(elasticsearch.search_template_absent(name), ret)

            with patch.dict(elasticsearch.__opts__, {'test': True}):
                ret.update({'comment': "Search template foo will be removed", 'result': None, 'changes': {"old": {"test": "key"}}})
                self.assertDictEqual(elasticsearch.search_template_absent(name), ret)

            ret.update({'comment': '', 'result': False, 'changes': {}})
            self.assertDictEqual(elasticsearch.search_template_absent(name), ret)

            ret.update({'comment': '', 'result': False, 'changes': {}})
            self.assertDictEqual(elasticsearch.search_template_absent(name), ret)

    # 'pipeline_present' function tests: 1

    def test_search_template_present(self):
        '''
        Test to manage a elasticsearch search template.
        '''
        name = 'foo'

        template = {"template": '{"test": "key"}'}

        ret = {'name': name,
               'result': True,
               'comment': 'Search template foo is already present',
               'changes': {}}

        mock_get = MagicMock(side_effect=[template, template, None, None, None, template, CommandExecutionError, None])
        mock_create = MagicMock(side_effect=[True, True, False, CommandExecutionError])

        with patch.dict(elasticsearch.__salt__, {'elasticsearch.search_template_get': mock_get,
                                             'elasticsearch.search_template_create': mock_create}):
            self.assertDictEqual(elasticsearch.search_template_present(name, {"test": "key"}), ret)

            ret.update({'comment': "Successfully replaced search template foo", 'changes': {'old': {"test": "key"}, 'new': {"test2": "key"}}})
            self.assertDictEqual(elasticsearch.search_template_present(name, {"test2": "key"}), ret)

            ret.update({'comment': "Successfully created search template foo", 'changes': {'new': {"test2": "key"}}})
            self.assertDictEqual(elasticsearch.search_template_present(name, {"test2": "key"}), ret)

            ret.update({'comment': 'Cannot create search template foo, False', 'result': False})
            self.assertDictEqual(elasticsearch.search_template_present(name, {"test2": "key"}), ret)

            with patch.dict(elasticsearch.__opts__, {'test': True}):
                ret.update({'comment': "Search template foo does not exist and will be created", 'result': None, 'changes': {'new': {"test2": "key"}}})
                self.assertDictEqual(elasticsearch.search_template_present(name, {"test2": "key"}), ret)

                ret.update({'comment': "Search template foo exists with wrong configuration and will be overridden", 'result': None, 'changes': {'old': {"test": "key"}, 'new': {"test2": "key"}}})
                self.assertDictEqual(elasticsearch.search_template_present(name, {"test2": "key"}), ret)

            ret.update({'comment': '', 'result': False, 'changes': {}})
            self.assertDictEqual(elasticsearch.search_template_present(name, {}), ret)

            ret.update({'comment': '', 'result': False, 'changes': {}})
            self.assertDictEqual(elasticsearch.search_template_present(name, {}), ret)