public async Task When_Add_Employee_Async_Then_Add_Employee_To_Context()
{
// Arrange
var employee = fixture.Build <Employee>().Without(x => x.Positions).Without(x => x.ManagerEmployee).Create();
// Act
await sut.AddEmployeeAsync(employee);
// Assert
var result = context.Employees.Local.FirstOrDefault(x => x.Id == employee.Id);
result.Should().NotBeNull();
result.Should().Be(employee);
}