text: import pytest
  from django.contrib import admin
  
  from didadata.admin import MetricAdmin, RecordAdmin
  from didadata.models import Metric, Record
  
  
  @pytest.mark.django_db
  class TestMetricAdmin:
      def test_list_display(self, rf):
          modeladmin = MetricAdmin(Metric, admin.site)
          assert modeladmin.list_display == ('name',)
  
  
  @pytest.mark.django_db
  class TestRecordAdmin:
      def test_list_display(self, rf):
          modeladmin = RecordAdmin(Record, admin.site)
          assert modeladmin.list_display == ('metric', 'timestamp', 'value')
  
      def test_list_filter(self, rf):
          modeladmin = RecordAdmin(Record, admin.site)
          assert modeladmin.list_filter == ('metric',)
  
      def test_date_hierarchy(self, rf):
          modeladmin = RecordAdmin(Record, admin.site)
          assert modeladmin.date_hierarchy == 'timestamp'
  