Ross
498 lines
17 KiB
Python
498 lines
17 KiB
Python
from black import main
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import pytest
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from shifts import NoWorkers, RotaBuilder, SingleShift, days
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import datetime
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from workers import Worker
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class TestDemoRota:
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# Set up rota
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weeks_to_rota = 10
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start_date = datetime.date(2022, 3, 7)
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Rota = RotaBuilder(
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start_date,
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weeks_to_rota=weeks_to_rota,
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balance_offset_modifier=1,
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max_weekend_frequency=1,
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)
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Rota.constraint_options["max_shifts_per_week"] = 5
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Rota.constraint_options["max_shifts_per_month"] = 31
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Rota.constraint_options["ensure_derriford_reg_for_nights"] = False
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Rota.constraint_options["limit_to_1_st2_on_nights"] = False
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Rota.constraint_options["ensure_1_st4_plus_on_nights"] = False
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Rota.constraint_options["constrain_time_off_after_nights"] = False
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Rota.constraint_options["balance_nights_across_site"] = False
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Rota.constraint_options["balance_shifts"] = True
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Rota.constraint_options["balance_shifts_over_workers"] = True
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Rota.constraint_options["balance_nights"] = False
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Rota.constraint_options["minimise_shift_diffs"] = False
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Rota.constraint_options["balance_blocks"] = False
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#Rota.constraint_options["balance_weekends"] = False
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# Add a few workers
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worker1 = Worker(Rota, "worker1", "group1", 1)
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worker2 = Worker(Rota, "worker2", "group1", 1)
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worker3 = Worker(Rota, "worker3", "group1", 1)
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worker4 = Worker(Rota, "worker4", "group1", 1)
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worker5 = Worker(Rota, "worker5", "group2", 1, fte=60)
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worker6 = Worker(Rota, "worker6", "group2", 1, fte=40)
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Rota.add_workers((worker1, worker2, worker3, worker4, worker5, worker6))
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# Add a weekday and weekend shift
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Rota.add_shifts(
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SingleShift(
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("group1", "group2"),
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"weekday",
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12.5,
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days[:5],
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balance_offset=10,
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workers_required=1,
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# We use a different balance weighting for each shift as otherwise
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# the shifts can be treated equally (and no target diff)
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#balance_weighting=0.6,
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),
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SingleShift(("group1",), "weekend", 12.5, days[5:], balance_offset=40,
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#balance_weighting=0.5
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),
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)
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Rota.build_shifts()
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Rota.build_workers()
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Rota.build_model()
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print(Rota.get_worker_details())
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for w in Rota.get_workers():
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print(w)
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print(w.get_shift_targets())
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solver_options = {"ratio": 0, "seconds": 1000, "threads": 10}
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Rota.solve_model(options=solver_options)
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# print(Rota.get_worker_details())
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# optimizer = SolverFactory('cbc')
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# result = optimizer.solve(prob,tee=True)
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# result.Solver.Status = SolverStatus.warning
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# prob.solutions.load_from(result)
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#worker_timetable_brief = Rota.get_worker_timetable_brief(
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# show_prefs=False, show_unavailable=False
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#)
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#print(worker_timetable_brief)
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#print(Rota.get_shift_summary_dict())
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Rota.export_rota_to_html("test2")
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def test_optimal_solution(self):
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assert self.Rota.results.solver.status == "ok"
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assert self.Rota.results.solver.termination_condition == "optimal"
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def test_start_date(self):
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assert self.Rota.start_date == self.start_date
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def test_end_date(self):
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assert self.Rota.rota_end_date == self.start_date + datetime.timedelta(
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weeks=self.weeks_to_rota
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)
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def test_rota_workers_number(self):
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assert len(self.Rota.workers) == 6
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def test_rota_workers_total_fte(self):
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assert self.Rota.get_workers_total_fte() == 500
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def test_weekday_workers(self):
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weekday_shift_workers = self.Rota.get_workers_for_shift(
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self.Rota.get_shift_by_name("weekday")
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)
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for worker in weekday_shift_workers:
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assert worker.proportion_rota_to_work == 1
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assert len(weekday_shift_workers) == 6
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def test_weekend_workers(self):
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weekend_shift_workers = self.Rota.get_workers_for_shift(
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self.Rota.get_shift_by_name("weekend")
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)
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for worker in weekend_shift_workers:
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assert worker.proportion_rota_to_work == 1
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# assert worker.get_shift_targets() == {}
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assert len(weekend_shift_workers) == 4
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def test_worker_shift_targets(self):
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for worker in self.Rota.workers:
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match worker.site:
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case "group1":
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assert worker.proportion_rota_to_work == 1
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assert worker.get_shift_targets() == {"weekday": 10, "weekend": 5}
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case "group2":
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assert worker.proportion_rota_to_work == 1
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match worker.fte:
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case 60:
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assert worker.get_shift_targets() == {"weekday": 6, "weekend": 0}
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case 40:
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assert worker.get_shift_targets() == {"weekday": 4, "weekend": 0}
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case _:
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assert 1 == 0
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case _:
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assert 1 == 0
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def test_worker_shift_targets(self):
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shift_number = self.Rota.get_shift_summary_dict()
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for worker in self.Rota.workers:
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match worker.site:
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case "group1":
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assert shift_number[worker.name]["weekday"] == 10
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assert shift_number[worker.name]["weekend"] == 5
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case "group2":
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assert shift_number[worker.name]["weekend"] == 0
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match worker.fte:
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case 60:
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assert shift_number[worker.name]["weekday"] == 6
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case 40:
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assert shift_number[worker.name]["weekday"] == 4
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case _:
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assert 1 == 0
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case _:
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assert 1 == 0
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def test_rota_sites(self):
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assert self.Rota.sites == {"group1", "group2"}
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class TestDemoRotaNights:
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# Set up rota
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weeks_to_rota = 12
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start_date = datetime.date(2022, 3, 14)
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Rota = RotaBuilder(
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start_date,
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weeks_to_rota=weeks_to_rota,
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balance_offset_modifier=1,
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max_weekend_frequency=1,
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)
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Rota.constraint_options["max_shifts_per_week"] = 5
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Rota.constraint_options["max_shifts_per_month"] = 31
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Rota.constraint_options["ensure_derriford_reg_for_nights"] = False
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Rota.constraint_options["limit_to_1_st2_on_nights"] = False
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Rota.constraint_options["ensure_1_st4_plus_on_nights"] = False
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Rota.constraint_options["constrain_time_off_after_nights"] = False
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Rota.constraint_options["balance_nights_across_site"] = False
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Rota.constraint_options["balance_shifts"] = True
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Rota.constraint_options["balance_shifts_over_workers"] = True
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Rota.constraint_options["balance_nights"] = False
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Rota.constraint_options["minimise_shift_diffs"] = False
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Rota.constraint_options["balance_blocks"] = False
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#Rota.constraint_options["balance_weekends"] = False
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# Add a few workers
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worker1 = Worker(Rota, "worker1", "group1", 1)
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worker2 = Worker(Rota, "worker2", "group1", 1)
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worker3 = Worker(Rota, "worker3", "group1", 1)
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worker4 = Worker(Rota, "worker4", "group1", 1)
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worker5 = Worker(Rota, "worker5", "group2", 1, fte=60)
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worker6 = Worker(Rota, "worker6", "group2", 1, fte=40)
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worker7 = Worker(Rota, "worker7", "group2", 1)
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worker8 = Worker(Rota, "worker8", "group2", 1)
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Rota.add_workers((worker1, worker2, worker3, worker4, worker5, worker6, worker7, worker8))
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# Add a weekday and weekend shift
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Rota.add_shifts(
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SingleShift(
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("group1", "group2"),
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"night_weekday",
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12.5,
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days[:4],
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balance_offset=10,
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workers_required=1,
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constraints=["preclear2", "postclear2"],
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#constraints=["night"],
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force_as_block=True
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# We use a different balance weighting for each shift as otherwise
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# the shifts can be treated equally (and no target diff)
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#balance_weighting=0.6,
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),
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SingleShift(("group1","group2"), "night_weekend", 12.5, days[4:], balance_offset=40,
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#balance_weighting=0.5
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constraints=["preclear2", "postclear2"],
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#constraints=["night"],
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force_as_block=True
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),
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SingleShift(("group1","group2"), "twilight", 12.5, days[:5], balance_offset=40,
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#balance_weighting=0.5
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workers_required=2,
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#constraints=["preclear2", "postclear2"],
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),
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#SingleShift(("group1","group2"), "atwilight", 12.5, days[:5], balance_offset=40,
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##balance_weighting=0.5
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#workers_required=2,
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# #constraints=["postclear2"],
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#),
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)
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Rota.build_shifts()
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Rota.build_workers()
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Rota.build_model()
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print(Rota.get_worker_details())
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for w in Rota.get_workers():
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print(w)
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print(w.get_shift_targets())
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solver_options = {"ratio": 0.1, "seconds": 1000, "threads": 10}
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Rota.solve_model(options=solver_options)
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# print(Rota.get_worker_details())
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# optimizer = SolverFactory('cbc')
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# result = optimizer.solve(prob,tee=True)
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# result.Solver.Status = SolverStatus.warning
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# prob.solutions.load_from(result)
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worker_timetable_brief = Rota.get_worker_timetable_brief(
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show_prefs=False, show_unavailable=False
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)
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print(worker_timetable_brief)
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print(Rota.get_shift_summary_dict())
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Rota.export_rota_to_html("test3")
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print(Rota.get_worker_shift_list(worker1))
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def test_start_date(self):
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assert self.Rota.start_date == self.start_date
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class TestDemoRotaClear:
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weeks_to_rota = 10
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start_date = datetime.date(2022, 3, 7)
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Rota = RotaBuilder(
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start_date,
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weeks_to_rota=weeks_to_rota,
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balance_offset_modifier=1,
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max_weekend_frequency=1,
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)
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#Rota.constraint_options["max_shifts_per_week"] = 5
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Rota.constraint_options["max_shifts_per_month"] = 20
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#Rota.constraint_options["ensure_derriford_reg_for_nights"] = False
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#Rota.constraint_options["limit_to_1_st2_on_nights"] = False
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#Rota.constraint_options["ensure_1_st4_plus_on_nights"] = False
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#Rota.constraint_options["constrain_time_off_after_nights"] = False
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#Rota.constraint_options["balance_nights_across_site"] = False
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#Rota.constraint_options["balance_shifts"] = True
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#Rota.constraint_options["balance_shifts_over_workers"] = True
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#Rota.constraint_options["balance_nights"] = False
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#Rota.constraint_options["minimise_shift_diffs"] = False
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#Rota.constraint_options["balance_blocks"] = False
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worker1 = Worker(Rota, "worker1", "group1", 1)
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worker2 = Worker(Rota, "worker2", "group1", 1)
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worker3 = Worker(Rota, "worker3", "group1", 1)
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worker4 = Worker(Rota, "worker4", "group1", 1)
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worker5 = Worker(Rota, "worker5", "group2", 1, fte=60)
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worker6 = Worker(Rota, "worker6", "group2", 1, fte=40)
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worker7 = Worker(Rota, "worker7", "group2", 1)
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worker8 = Worker(Rota, "worker8", "group2", 1)
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Rota.add_workers((worker1, worker2, worker3, worker4, worker5, worker6, worker7, worker8))
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def test_preclear(self):
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self.Rota.add_shifts(
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SingleShift(("group1","group2"), "a", 12.5, days[:5], balance_offset=40,
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workers_required=2,
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constraints=["preclear"],
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),
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SingleShift(("group1","group2"), "b", 12.5, days[:5], balance_offset=40,
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workers_required=2,
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),
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SingleShift(("group1","group2"), "c", 12.5, days[3], balance_offset=40,
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workers_required=1,
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constraints=["preclear2", "postclear2"],
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),
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)
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self.Rota.build_shifts()
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self.Rota.build_workers()
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self.Rota.build_model()
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solver_options = {"ratio": 0.1, "seconds": 1000, "threads": 10}
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self.Rota.solve_model(options=solver_options)
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self.Rota.export_rota_to_html("test4")
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assert self.Rota.results.solver.status == "ok"
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assert self.Rota.results.solver.termination_condition == "optimal"
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for worker in self.Rota.workers:
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shifts = self.Rota.get_worker_shift_list(worker)
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# Convert shift to a string representation
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shifts_string = "".join([i if i != "" else "-" for i in shifts])
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# check for patterns that should not occur
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assert "ba" not in shifts_string
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assert "ca" not in shifts_string
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assert "ac" not in shifts_string
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assert "ca" not in shifts_string
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assert "a-c" not in shifts_string
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assert "c-a" not in shifts_string
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assert "bc" not in shifts_string
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assert "cb" not in shifts_string
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assert "b-c" not in shifts_string
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assert "c-b" not in shifts_string
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class TestDemoRotaShiftConstraints:
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weeks_to_rota = 10
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start_date = datetime.date(2022, 3, 7)
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Rota = RotaBuilder(
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start_date,
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weeks_to_rota=weeks_to_rota,
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balance_offset_modifier=1,
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max_weekend_frequency=1,
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)
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#Rota.constraint_options["max_shifts_per_week"] = 5
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#Rota.constraint_options["max_shifts_per_month"] = 20
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worker1 = Worker(Rota, "worker1", "group1", 1)
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worker2 = Worker(Rota, "worker2", "group1", 1)
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Rota.add_workers((worker1, worker2))
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Rota.add_shifts(
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SingleShift(("group1",), "a", 12.5, days, balance_offset=40,
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workers_required=1,
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),
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)
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def test_max_shifts(self):
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self.Rota.constraint_options["max_shifts_per_month"] = 14
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self.Rota.build_and_solve()
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assert self.Rota.results.solver.status == "ok"
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assert self.Rota.results.solver.termination_condition == "optimal"
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def test_max_shifts_fail(self):
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self.Rota.constraint_options["max_shifts_per_month"] = 13
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self.Rota.build_and_solve()
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assert self.Rota.results.solver.status == "warning"
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assert self.Rota.results.solver.termination_condition == "infeasible"
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def test_max_shifts_extra_worker(self):
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self.Rota.constraint_options["max_shifts_per_month"] = 12
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worker3 = Worker(self.Rota, "worker3", "group1", 1)
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self.Rota.add_worker(worker3)
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self.Rota.build_and_solve()
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assert self.Rota.results.solver.status == "ok"
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assert self.Rota.results.solver.termination_condition == "optimal"
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def test_max_shifts_extra_worker_wrong_group(self):
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self.Rota.constraint_options["max_shifts_per_month"] = 12
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worker3 = Worker(self.Rota, "worker3", "group2", 1)
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self.Rota.add_worker(worker3)
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self.Rota.build_and_solve()
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assert self.Rota.results.solver.status == "warning"
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assert self.Rota.results.solver.termination_condition == "infeasible"
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def test_max_shifts_per_week_fail(self):
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self.Rota.constraint_options["max_shifts_per_week"] = 3
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self.Rota.build_and_solve()
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assert self.Rota.results.solver.status == "warning"
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assert self.Rota.results.solver.termination_condition == "infeasible"
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def test_max_shifts_per_week_pass(self):
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self.Rota.constraint_options["max_shifts_per_week"] = 4
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self.Rota.build_and_solve()
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assert self.Rota.results.solver.status == "ok"
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def test_max_shifts_per_week_extra_worker_pass(self):
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self.Rota.constraint_options["max_shifts_per_week"] = 3
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worker3 = Worker(self.Rota, "worker3", "group1", 1)
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self.Rota.add_worker(worker3)
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self.Rota.build_and_solve()
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assert self.Rota.results.solver.status == "ok"
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class TestDemoRotaBalanceShiftSites:
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weeks_to_rota = 8
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start_date = datetime.date(2022, 3, 7)
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Rota = RotaBuilder(
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start_date,
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weeks_to_rota=weeks_to_rota,
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)
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#Rota.constraint_options["max_shifts_per_week"] = 5
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#Rota.constraint_options["max_shifts_per_month"] = 20
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worker1 = Worker(Rota, "worker1", "group1", 1)
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worker2 = Worker(Rota, "worker2", "group1", 1)
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worker3 = Worker(Rota, "worker3", "group2", 1)
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worker4 = Worker(Rota, "worker4", "group2", 1)
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worker5 = Worker(Rota, "worker3", "group2", 1)
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worker6 = Worker(Rota, "worker4", "group2", 1)
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Rota.add_workers((worker1, worker2, worker3, worker4))
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#Rota.add_workers((worker5, worker6))
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Rota.add_shifts(
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SingleShift(("group1", "group2"), "weekday_night", 12.5, days[:4], balance_offset=40,
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workers_required=2,
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force_as_block=True,
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constraints=["balance_across_groups"]
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),
|
|
#SingleShift(("group1", "group2"), "weekend_night", 12.5, days[4:], balance_offset=40,
|
|
#workers_required=2,
|
|
#force_as_block=True,
|
|
#),
|
|
)
|
|
|
|
def test_balance_blocks_across_groups(self):
|
|
self.Rota.constraint_options["balance_nights_across_sites"] = True
|
|
#self.Rota.constraint_options["balance_bank_holidays"] = False
|
|
#self.Rota.constraint_options["balance_weekends"] = False
|
|
#self.Rota.constraint_options["balance_blocks"] = False
|
|
self.Rota.build_and_solve(options={"ratio": 0.0, "seconds": 1000, "threads": 10})
|
|
self.Rota.export_rota_to_html("test5")
|
|
|
|
assert self.Rota.results.solver.status == "ok"
|
|
assert self.Rota.results.solver.termination_condition == "optimal"
|
|
|
|
#class TestNoWorkerRota:
|
|
# weeks_to_rota = 10
|
|
# start_date = datetime.date(2022, 3, 7)
|
|
#
|
|
# Rota = RotaBuilder(
|
|
# start_date,
|
|
# weeks_to_rota=weeks_to_rota,
|
|
# )
|
|
#
|
|
# def test_no_workers(self):
|
|
# with pytest.raises(NoWorkers):
|
|
# self.Rota.build_workers()
|
|
|
|
|
|
if __name__ == "__main__":
|
|
t = TestDemoRotaShiftConstraints()
|
|
t.test_balance_blocks_across_groups()
|