text: """The tests for the simulated sensor."""
  import unittest
  
  from homeassistant.components.sensor.simulated import (
      CONF_UNIT, CONF_AMP, CONF_MEAN, CONF_PERIOD, CONF_PHASE, CONF_FWHM,
      CONF_SEED, DEFAULT_NAME, DEFAULT_AMP, DEFAULT_MEAN,
      DEFAULT_PHASE, DEFAULT_FWHM, DEFAULT_SEED)
  from homeassistant.const import CONF_FRIENDLY_NAME
  from homeassistant.setup import setup_component
  from tests.common import get_test_home_assistant
  
  
  class TestSimulatedSensor(unittest.TestCase):
      """Test the simulated sensor."""
  
      def setup_method(self, method):
          """Set up things to be run when tests are started."""
          self.hass = get_test_home_assistant()
  
      def teardown_method(self, method):
          """Stop everything that was started."""
          self.hass.stop()
  
      def test_default_config(self):
          """Test default config."""
          config = {
              'sensor': {
                  'platform': 'simulated'}
          }
          self.assertTrue(
              setup_component(self.hass, 'sensor', config))
          self.hass.block_till_done()
          assert len(self.hass.states.entity_ids()) == 1
          state = self.hass.states.get('sensor.simulated')
          assert state.attributes.get(
              CONF_FRIENDLY_NAME) == DEFAULT_NAME
          assert state.attributes.get(
              CONF_AMP) == DEFAULT_AMP
          assert state.attributes.get(
              CONF_UNIT) is None
          assert state.attributes.get(
              CONF_MEAN) == DEFAULT_MEAN
          assert state.attributes.get(
              CONF_PERIOD) == 60.0
          assert state.attributes.get(
              CONF_PHASE) == DEFAULT_PHASE
          assert state.attributes.get(
              CONF_FWHM) == DEFAULT_FWHM
          assert state.attributes.get(
              CONF_SEED) == DEFAULT_SEED
  