@Test
  public void shouldSkipMeasurementsFromDisabledStreams() {
    sessionManager.state.recording().startRecording();
    when(sensor.isEnabled()).thenReturn(false);

    triggerMeasurement();

    assertThat(sessionManager.getMeasurementStreams().isEmpty(), equalTo(true));
  }
  private void mockSensors() {
    sessionManager.locationHelper = mock(LocationHelper.class);
    sessionManager.audioReader = mock(SimpleAudioReader.class);
    sessionManager.externalSensors = mock(ExternalSensors.class);
    sessionManager.eventBus = mock(EventBus.class);
    sessionManager.sensorManager = mock(SensorManager.class);

    sensor = mock(Sensor.class);
    when(sensor.isEnabled()).thenReturn(true);
    when(sensor.getSensorName()).thenReturn("LHC");

    when(sessionManager.locationHelper.getLastLocation()).thenReturn(location);
    when(sessionManager.sensorManager.getSensorByName(Mockito.any(String.class)))
        .thenReturn(sensor);
  }