### Question:
EmployeeService { public List<Employee> findAll() { return entityManager.createNamedQuery("Employee.findAll", Employee.class) .getResultList(); }  void persist(Employee employee); List<Employee> findAll();  }### Answer:
@Test public void T1_testGet() throws Exception { assertNotNull(employeeService); List<Employee> employees = employeeService.findAll(); assertNotNull(employees); assertEquals(8, employees.size()); assertFalse(employees.contains(new Employee("Penny"))); assertFalse(employees.contains(new Employee("Sheldon"))); assertFalse(employees.contains(new Employee("Amy"))); assertFalse(employees.contains(new Employee("Leonard"))); assertFalse(employees.contains(new Employee("Bernadette"))); assertFalse(employees.contains(new Employee("Raj"))); assertFalse(employees.contains(new Employee("Howard"))); assertFalse(employees.contains(new Employee("Priya"))); }