private void SetupDb(out DbContextOptions <EmployeeShiftContext> options)
        {
            options = DbContextOptions();

            var shifts = new List <Shift>
            {
                new Shift {
                    ShiftID = 1, ShiftName = "First Shift", ShiftStart = new DateTime(2018, 1, 1, 8, 0, 0), ShiftEnd = new DateTime(2018, 1, 1, 16, 0, 0)
                },
                new Shift {
                    ShiftID = 2, ShiftName = "Second Shift", ShiftStart = new DateTime(2018, 1, 2, 8, 0, 0), ShiftEnd = new DateTime(2018, 1, 1, 16, 0, 0)
                },
                new Shift {
                    ShiftID = 3, ShiftName = "Fourth Shift", ShiftStart = new DateTime(2018, 1, 1, 7, 0, 0), ShiftEnd = new DateTime(2018, 1, 1, 16, 0, 0)
                },
                new Shift {
                    ShiftID = 4, ShiftName = "Fifth Shift", ShiftStart = new DateTime(2018, 2, 1, 8, 0, 0), ShiftEnd = new DateTime(2018, 1, 1, 16, 0, 0)
                }
            };

            var employees = new List <Employee>
            {
                new Employee {
                    EmployeeID = 1, FirstName = "FirstName", Surname = "Surname"
                },
                new Employee {
                    EmployeeID = 2, FirstName = "First Name", Surname = "Sur Name"
                }
            };

            var employeeWorkShifts = new List <EmployeeWorksShift>
            {
                new EmployeeWorksShift {
                    ShiftID = 1, EmployeeID = 1
                },
                new EmployeeWorksShift {
                    ShiftID = 2, EmployeeID = 2
                },
                new EmployeeWorksShift {
                    ShiftID = 3, EmployeeID = 1
                },
                new EmployeeWorksShift {
                    ShiftID = 4, EmployeeID = 1
                },
            };

            using (var context = new EmployeeShiftContext(options))
            {
                if (context.Employees.Any())
                {
                    return;
                }

                context.AddRange(employees);
                context.AddRange(employeeWorkShifts);
                context.AddRange(shifts);
                context.SaveChanges();
            }
        }