#!/usr/bin/env python
from unittest import TestCase
from doc.analysis.generaterobotdata import GenerateRobotData
from json import load, dump
from deepdiff import DeepDiff
from os.path import dirname, exists
from os import listdir, remove, makedirs


class TestCSRegistration(TestCase):
    @classmethod
    def setUpClass(cls):
        TestCSRegistration.folder_test_suites = dirname(dirname(dirname(__file__)))
        folder_results = f'{TestCSRegistration.folder_test_suites}/doc/results'

        # Check that the folder '/results' exists and if not, create it
        if not exists(folder_results):
            makedirs(folder_results)
        else:
            # Delete the /results folder
            [remove(f'{folder_results}/{x}') for x in listdir(folder_results) if x.startswith('out')]

    def setUp(self) -> None:
        self.folder_test_suites = dirname(dirname(dirname(__file__)))

    def common_function(self, robot_file, expected_value, difference_file):
        data = GenerateRobotData(robot_file=robot_file,
                                 execdir=self.folder_test_suites)
        data.parse_robot()
        obtained_response = data.get_info()

        with open(expected_value, 'r') as file:
            expected_response = load(file)

        result = DeepDiff(t1=obtained_response, t2=expected_response, ignore_order=True)

        if len(result) != 0:
            # There are some differences
            with open(difference_file, 'w') as fp:
                dump(obj=obtained_response, indent=2, fp=fp)

            assert False, f'They are some difference between the expected and obtained dictionaries: \n {result}'

    def test_028_01(self):
        robot_file = f'{self.folder_test_suites}/TP/NGSI-LD/ContextInformation/Subscription/CreateSubscription/028_01.robot'
        expected_value = f'{self.folder_test_suites}/doc/files/ContextInformation/Subscription/028_01.json'
        difference_file = f'{self.folder_test_suites}/doc/results/out_028_01.json'

        self.common_function(robot_file=robot_file, expected_value=expected_value, difference_file=difference_file)

    def test_028_02(self):
        self.fail("(028_02) Test Suite with Test Template, not yet implemented")