Ross
441 lines
14 KiB
Python
441 lines
14 KiB
Python
import datetime
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import pytest
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from rota.shifts import InvalidShift, NoWorkers, RotaBuilder, SingleShift, WarningTermination, days
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from rota.workers import Worker
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import itertools
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def generate_basic_rota(weeks_to_rota=10, workers=2):
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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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# Add a few workers
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Rota.add_workers(
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[
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Worker(name=f"worker{i}", site="group1", grade=1) for i in range(1, workers+1)
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#Worker(name="worker2", site="group1", grade=1),
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]
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)
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return Rota
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def date_generator(from_date, days):
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n = 0
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while True:
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yield from_date
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n = n + 1
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if n >= days:
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break
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from_date = from_date + datetime.timedelta(days=1)
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class TestShifts:
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def test_duplicate_shifts(self):
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Rota = generate_basic_rota()
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Rota.add_worker(
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Worker(
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name="worker3", site="group1", grade=1,
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),
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)
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Rota.add_shifts(
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SingleShift(
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sites=("group1", "group2"), name="a", length= 12.5, days=days,
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),
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)
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Rota.build_and_solve(options={"ratio": 0.000})
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assert Rota.results.solver.status == "ok"
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assert Rota.results.solver.termination_condition == "optimal"
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Rota.add_shifts(
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SingleShift(
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sites=("group1",), name="a", length= 12.5, days=days,
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),
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)
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with pytest.raises(InvalidShift):
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Rota.build_and_solve(options={"ratio": 0.000})
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class TestShiftConstraints:
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def test_max_shifts(self):
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Rota = generate_basic_rota()
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Rota.add_shifts(
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SingleShift(
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sites=("group1", "group2"), name="a", length= 12.5, days=days,
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constraint=[{"name": "max_shifts_per_week", "options": 4}],
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),
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)
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Rota.build_and_solve(options={"ratio": 0.000})
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assert Rota.results.solver.status == "ok"
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assert Rota.results.solver.termination_condition == "optimal"
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def test_max_shifts_fail(self):
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Rota = generate_basic_rota()
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Rota.add_shifts(
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SingleShift(
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sites=("group1", "group2"), name="a", length= 12.5, days=days,
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constraint=[{"name": "max_shifts_per_week", "options": 3}],
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),
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)
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Rota.build_and_solve(options={"ratio": 0.000})
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assert Rota.results.solver.termination_condition == "infeasible"
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Rota.add_worker(
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Worker(
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name="worker3", site="group1", grade=1,
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),
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)
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Rota.build_and_solve(options={"ratio": 0.000})
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assert Rota.results.solver.status == "ok"
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assert Rota.results.solver.termination_condition == "optimal"
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def test_max_shifts_per_week_block(self):
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Rota = generate_basic_rota()
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Rota.add_shifts(
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SingleShift(
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sites=("group1", "group2"), name="a", length= 12.5, days=days,
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constraint=[{"name": "max_shifts_per_week_block", "options": {"weeks": 2}}],
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),
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)
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Rota.build_and_solve(options={"ratio": 0.000})
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Rota.export_rota_to_html("max_shifts_per_week_block")
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assert Rota.results.solver.status == "ok"
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assert Rota.results.solver.termination_condition == "optimal"
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def test_max_shifts_per_week_block_fail(self):
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Rota = generate_basic_rota()
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Rota.add_shifts(
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SingleShift(
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sites=("group1", "group2"), name="a", length= 12.5, days=days,
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constraint=[{"name": "max_shifts_per_week_block", "options": {"weeks": 3}}],
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),
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)
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Rota.build_and_solve(options={"ratio": 0.000})
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Rota.export_rota_to_html("max_shifts_per_week_block")
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assert Rota.results.solver.status in ("warning", "error")
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def test_max_shifts_per_week_block_shift_number(self):
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Rota = generate_basic_rota()
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Rota.add_shifts(
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SingleShift(
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sites=("group1", "group2"), name="a", length= 12.5, days=days,
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constraint=[{"name": "max_shifts_per_week_block", "options": {"weeks": 2, "shift_number": 7}}],
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),
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)
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Rota.build_and_solve(options={"ratio": 0.000})
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Rota.export_rota_to_html("max_shifts_per_week_block")
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assert Rota.results.solver.status == "ok"
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def test_max_shifts_per_week_block_shift_number_fail(self):
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Rota = generate_basic_rota()
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Rota.add_shifts(
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SingleShift(
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sites=("group1", "group2"), name="a", length= 12.5, days=days,
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constraint=[{"name": "max_shifts_per_week_block", "options": {"weeks": 2, "shift_number": 6}}],
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),
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)
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Rota.build_and_solve(options={"ratio": 0.000})
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Rota.export_rota_to_html("max_shifts_per_week_block")
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assert Rota.results.solver.status in ("warning", "error")
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def test_pre_shift_constraint(self):
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Rota = generate_basic_rota()
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Rota.add_shifts(
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SingleShift(
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sites=("group1", "group2"), name="a", length= 12.5, days=days[0],
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constraint=[{"name": "pre", "options": 1}],
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),
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SingleShift(
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sites=("group1", "group2"), name="b", length= 12.5, days=days[1],
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constraint=[{"name": "pre", "options": 1}],
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),
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SingleShift(
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sites=("group1", "group2"), name="c", length= 12.5, days=days[2],
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constraint=[{"name": "pre", "options": 1}],
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),
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SingleShift(
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sites=("group1", "group2"), name="d", length= 12.5, days=days[3],
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constraint=[{"name": "pre", "options": 1}],
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),
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SingleShift(
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sites=("group1", "group2"), name="e", length= 12.5, days=days[4],
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constraint=[{"name": "pre", "options": 1}],
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),
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SingleShift(
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sites=("group1", "group2"), name="f", length= 12.5, days=days[5],
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constraint=[{"name": "pre", "options": 1}],
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),
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)
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Rota.build_and_solve(options={"ratio": 0.000})
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Rota.export_rota_to_html("pre")
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assert Rota.results.solver.status == "ok"
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for worker in Rota.get_workers():
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shift_string = Rota.get_worker_shift_list_string(worker)
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print(shift_string)
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for s in ["ab", "bc", "cd", "de", "ef", "fg"]:
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assert s not in shift_string
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Rota.add_shifts(
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SingleShift(
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sites=("group1", "group2"), name="g", length= 12.5, days=days[6],
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constraint=[{"name": "pre", "options": 2}],
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),
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)
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Rota.build_and_solve(options={"ratio": 0.000})
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assert Rota.results.solver.status in ("warning", "error")
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def test_pre_shift_constraint2(self):
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Rota = generate_basic_rota()
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Rota.add_shifts(
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SingleShift(
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sites=("group1", "group2"), name="a", length= 12.5, days=days[0],
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constraint=[{"name": "pre", "options": 2}],
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workers_required=2
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),
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SingleShift(
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sites=("group1", "group2"), name="b", length= 12.5, days=days[4],
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constraint=[{"name": "pre", "options": 3}],
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workers_required=2
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),
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)
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Rota.build_and_solve(options={"ratio": 0.000})
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Rota.export_rota_to_html("pre")
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assert Rota.results.solver.status == "ok"
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def test_pre_shift_constraint3(self):
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Rota = generate_basic_rota()
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Rota.add_shifts(
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SingleShift(
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sites=("group1", "group2"), name="a", length= 12.5, days=days[0],
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constraint=[{"name": "pre", "options": 3}],
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workers_required=2
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),
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SingleShift(
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sites=("group1", "group2"), name="b", length= 12.5, days=days[4],
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constraint=[{"name": "pre", "options": 3}],
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workers_required=2
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),
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)
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Rota.build_and_solve(options={"ratio": 0.000})
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Rota.export_rota_to_html("pre")
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assert Rota.results.solver.status in ("warning", "error")
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def test_post_shift_constraint(self):
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Rota = generate_basic_rota()
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Rota.add_shifts(
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SingleShift(
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sites=("group1", "group2"), name="a", length= 12.5, days=days[0],
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constraint=[{"name": "post", "options": 3}],
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workers_required=2
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),
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SingleShift(
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sites=("group1", "group2"), name="b", length= 12.5, days=days[4],
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constraint=[{"name": "post", "options": 2}],
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workers_required=2
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),
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)
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Rota.build_and_solve(options={"ratio": 0.000})
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Rota.export_rota_to_html("post")
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assert Rota.results.solver.status == "ok"
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def test_post_shift_constraint2(self):
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Rota = generate_basic_rota()
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Rota.add_shifts(
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SingleShift(
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sites=("group1", "group2"), name="a", length= 12.5, days=days[0],
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constraint=[{"name": "post", "options": 3}],
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workers_required=2
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),
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SingleShift(
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sites=("group1", "group2"), name="b", length= 12.5, days=days[4],
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constraint=[{"name": "post", "options": 3}],
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workers_required=2
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),
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)
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Rota.build_and_solve(options={"ratio": 0.000})
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Rota.export_rota_to_html("post")
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assert Rota.results.solver.status in ("warning", "error")
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class TestShiftDates:
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def test_shift_start_date(self):
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Rota = generate_basic_rota(workers=2)
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Rota.add_shifts(
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SingleShift(
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sites=("group1", "group2"), name="a", length= 12.5, days=days,
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constraint=[{"name": "max_shifts_per_week", "options": 4}],
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start_date=(Rota.start_date + datetime.timedelta(days=7)),
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),
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)
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Rota.build_and_solve(options={"ratio": 0.000})
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#Rota.export_rota_to_html("test_shift_start_date")
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assert Rota.results.solver.status == "ok"
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assert Rota.results.solver.termination_condition == "optimal"
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assert Rota.get_workers_total_shifts()["worker1"] in (31, 32)
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assert Rota.get_workers_total_shifts()["worker2"] in (31, 32)
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def test_shift_start_date_end_date(self):
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Rota = generate_basic_rota(workers=2)
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Rota.add_shifts(
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SingleShift(
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sites=("group1", "group2"), name="a", length= 12.5, days=days,
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constraint=[{"name": "max_shifts_per_week", "options": 4}],
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start_date=(Rota.start_date + datetime.timedelta(days=7)),
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end_date=(Rota.start_date + datetime.timedelta(days=((7*6)-1))),
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),
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)
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Rota.build_and_solve(options={"ratio": 0.000})
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#Rota.export_rota_to_html("test_shift_start_date")
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assert Rota.results.solver.status == "ok"
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assert Rota.results.solver.termination_condition == "optimal"
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assert Rota.get_workers_total_shifts()["worker1"] in (17, 18)
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assert Rota.get_workers_total_shifts()["worker2"] in (17, 18)
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for worker in Rota.get_workers():
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assert Rota.get_worker_shift_list_string(worker).startswith("-"*7)
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assert Rota.get_worker_shift_list_string(worker).endswith("-"*28)
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def test_shift_invalid_start_date(self):
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Rota = generate_basic_rota(workers=2)
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Rota.add_shifts(
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SingleShift(
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sites=("group1", "group2"), name="a", length= 12.5, days=days,
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constraint=[{"name": "max_shifts_per_week", "options": 4}],
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start_date=(Rota.start_date - datetime.timedelta(days=6)),
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),
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)
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with pytest.raises(WarningTermination):
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Rota.build_and_solve(options={"ratio": 0.000})
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def test_shift_invalid_start_date2(self):
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Rota = generate_basic_rota(workers=2)
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Rota.add_shifts(
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SingleShift(
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sites=("group1", "group2"), name="a", length= 12.5, days=days,
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constraint=[{"name": "max_shifts_per_week", "options": 4}],
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start_date=(Rota.rota_end_date + datetime.timedelta(days=1)),
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),
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)
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with pytest.raises(WarningTermination):
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Rota.build_and_solve(options={"ratio": 0.000})
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def test_shift_invalid_end_date(self):
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Rota = generate_basic_rota(workers=2)
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Rota.add_shifts(
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SingleShift(
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sites=("group1", "group2"), name="a", length= 12.5, days=days,
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constraint=[{"name": "max_shifts_per_week", "options": 4}],
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end_date=(Rota.rota_end_date + datetime.timedelta(days=1)),
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),
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)
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with pytest.raises(WarningTermination):
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Rota.build_and_solve(options={"ratio": 0.000})
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def test_shift_invalid_end_date2(self):
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Rota = generate_basic_rota(workers=2)
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Rota.add_shifts(
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SingleShift(
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sites=("group1", "group2"), name="a", length= 12.5, days=days,
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constraint=[{"name": "max_shifts_per_week", "options": 4}],
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end_date=(Rota.start_date - datetime.timedelta(days=1)),
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),
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)
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with pytest.raises(WarningTermination):
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Rota.build_and_solve(options={"ratio": 0.000})
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def test_shift_start_date_end_date_block(self):
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Rota = generate_basic_rota(workers=2)
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Rota.add_shifts(
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SingleShift(
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sites=("group1", "group2"), name="a", length= 12.5, days=days,
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assign_as_block=True,
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constraint=[{"name": "max_shifts_per_week", "options": 4}],
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start_date=(Rota.start_date + datetime.timedelta(days=7)),
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end_date=(Rota.start_date + datetime.timedelta(days=((7*6)-1))),
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),
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)
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Rota.build_and_solve(options={"ratio": 0.000})
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#Rota.export_rota_to_html("test_shift_start_date")
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assert Rota.results.solver.status == "ok"
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assert Rota.results.solver.termination_condition == "optimal"
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assert Rota.get_workers_total_shifts()["worker1"] in (17, 18)
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assert Rota.get_workers_total_shifts()["worker2"] in (17, 18)
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for worker in Rota.get_workers():
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assert Rota.get_worker_shift_list_string(worker).startswith("-"*7)
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assert Rota.get_worker_shift_list_string(worker).endswith("-"*28) |