code: def test_dashboard_access__admin_can_access_all(self):
      # arrange
      self.login(username=ADMIN_USERNAME)
      dashboard_title_by_url = {
          dash.url: dash.dashboard_title
          for dash in get_all_dashboards()
      }
  
      # act
      responses_by_url = {
          url: self.client.get(url)
          for url in dashboard_title_by_url.keys()
      }
  
      # assert
      for (
          dashboard_url,
          get_dashboard_response,
      ) in responses_by_url.items():
          self.assert200(get_dashboard_response)
  
file_path: superset/tests/integration_tests/dashboards/security/security_dataset_tests.py
imports: import json
  import prison
  import pytest
  from flask import escape
  from superset import app
  from superset.daos.dashboard import DashboardDAO
  from tests.integration_tests.dashboards.base_case import DashboardTestCase
  from tests.integration_tests.dashboards.consts import *
  from tests.integration_tests.dashboards.dashboard_test_utils import *
  from tests.integration_tests.dashboards.superset_factory_util import *
  from tests.integration_tests.fixtures.energy_dashboard import load_energy_table_data, load_energy_table_with_slice
label_desc: Use image node_id 2 for calling the TestDashboardDatasetSecurity obj's underlying member method code with example usage: obj.test_dashboard_access__admin_can_access_all() without return types