@Test
public void testGetMapWhenInputListContainsNullElement()
{

    // Create objects required for testing with a list of parameters having a null element.
    List<Parameter> parameters = new ArrayList<>();
    parameters.add(null);
    // Call the method under test.
    Map<String, String> result = emrDaoImpl.getMap(parameters);
    // Verify the external calls.
    verifyNoMoreInteractionsHelper();
    // Validate the results.
    assertNotNull(result);
    assertEquals(0, result.size());
}