@Test
public void testEmptyGetValidationStatuses() throws Exception {

  // We pass in an empty set, we expect to get an empty map out
  Map<Dependency, FileValidationStatus> expectedResult = new HashMap();
  assertEquals(expectedResult,
      this.jdbcDependencyManager.getValidationStatuses(new HashSet(), VALIDATION_KEY));
  // No queries should be made to DB
  verify(this.dbOperator, never()).query(anyString(), any());
}