# -*- coding: utf-8 -*-
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# to you under the Apache License, Version 2.0 (the
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#   http://www.apache.org/licenses/LICENSE-2.0
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import unittest

from airflow.gcp.hooks.translate import CloudTranslateHook
from tests.compat import mock
from tests.gcp.utils.base_gcp_mock import mock_base_gcp_hook_default_project_id

PROJECT_ID_TEST = 'project-id'


class TestCloudTranslateHook(unittest.TestCase):
    def setUp(self):
        with mock.patch(
            'airflow.gcp.hooks.translate.CloudTranslateHook.__init__',
            new=mock_base_gcp_hook_default_project_id,
        ):
            self.hook = CloudTranslateHook(gcp_conn_id='test')

    @mock.patch("airflow.gcp.hooks.translate.CloudTranslateHook.client_info", new_callable=mock.PropertyMock)
    @mock.patch("airflow.gcp.hooks.translate.CloudTranslateHook._get_credentials")
    @mock.patch("airflow.gcp.hooks.translate.Client")
    def test_translate_client_creation(self, mock_client, mock_get_creds, mock_client_info):
        result = self.hook.get_conn()
        mock_client.assert_called_once_with(
            credentials=mock_get_creds.return_value,
            client_info=mock_client_info.return_value
        )
        self.assertEqual(mock_client.return_value, result)
        self.assertEqual(self.hook._client, result)

    @mock.patch('airflow.gcp.hooks.translate.CloudTranslateHook.get_conn')
    def test_translate_called(self, get_conn):
        # Given
        translate_method = get_conn.return_value.translate
        translate_method.return_value = {
            'translatedText': 'Yellowing self Gęśle',
            'detectedSourceLanguage': 'pl',
            'model': 'base',
            'input': 'zażółć gęślą jaźń',
        }
        # When
        result = self.hook.translate(
            values=['zażółć gęślą jaźń'],
            target_language='en',
            format_='text',
            source_language=None,
            model='base',
        )
        # Then
        self.assertEqual(
            result,
            {
                'translatedText': 'Yellowing self Gęśle',
                'detectedSourceLanguage': 'pl',
                'model': 'base',
                'input': 'zażółć gęślą jaźń',
            },
        )
        translate_method.assert_called_once_with(
            values=['zażółć gęślą jaźń'],
            target_language='en',
            format_='text',
            source_language=None,
            model='base',
        )
