text: import unittest
  import os
  
  from Parsers.pch_nantou import *
  from hospital_types import AppointmentAvailability, HospitalAvailabilitySchema
  
  
  class TestChanggungChiayi(unittest.TestCase):
      def test_full(self) -> None:
          with open("backend/tests/saved_pages/pch_nantou_full.html") as html_file:
              expected_availability: HospitalAvailabilitySchema = {
                  "self_paid": AppointmentAvailability.UNAVAILABLE,
                  "government_paid": AppointmentAvailability.NO_DATA,
              }
              availability = PchNantou().parse_pch_nantou(html_file.read())
              self.assertEqual(
                  availability, (PchNantou().hospital_id, expected_availability)
              )
  
      def test_available(self) -> None:
          with open("backend/tests/saved_pages/pch_nantou_available.html") as html_file:
              expected_availability: HospitalAvailabilitySchema = {
                  "self_paid": AppointmentAvailability.AVAILABLE,
                  "government_paid": AppointmentAvailability.NO_DATA,
              }
              availability = PchNantou().parse_pch_nantou(html_file.read())
              self.assertEqual(
                  availability, (PchNantou().hospital_id, expected_availability)
              )
  