def test_constant_cost_per_period_2(self) -> None:
problem = ps.SchedulingProblem(
"IndicatorResourceConstantCostPerPeriod12")
t_1 = ps.VariableDurationTask("t1", work_amount=100)
worker_1 = ps.Worker("Worker1",
productivity=4,
cost=ps.ConstantCostPerPeriod(10))
worker_2 = ps.Worker("Worker2",
productivity=7,
cost=ps.ConstantCostPerPeriod(20))
all_workers = [worker_1, worker_2]
problem.add_objective_makespan()
t_1.add_required_resources(all_workers)
cost_ind = problem.add_indicator_resource_cost(all_workers)
solution = ps.SchedulingSolver(problem).solve()
self.assertTrue(solution)
self.assertEqual(solution.indicators[cost_ind.name], 300)
def test_constant_cost_per_period_1(self) -> None:
problem = ps.SchedulingProblem(
"IndicatorResourceConstantCostPerPeriod1")
t_1 = ps.FixedDurationTask("t1", duration=11)
worker_1 = ps.Worker("Worker1", cost=ps.ConstantCostPerPeriod(7))
t_1.add_required_resource(worker_1)
cost_ind = problem.add_indicator_resource_cost([worker_1])
solution = ps.SchedulingSolver(problem).solve()
self.assertTrue(solution)
self.assertEqual(solution.indicators[cost_ind.name], 77)
def test_cumulative_cost(self):
problem = ps.SchedulingProblem("CumulativeCost", horizon=5)
t_1 = ps.FixedDurationTask("t1", duration=5)
t_2 = ps.FixedDurationTask("t2", duration=5)
t_3 = ps.FixedDurationTask("t3", duration=5)
worker_1 = ps.CumulativeWorker("CumulWorker",
size=3,
cost=ps.ConstantCostPerPeriod(5))
t_1.add_required_resource(worker_1)
t_2.add_required_resource(worker_1)
t_3.add_required_resource(worker_1)
cost_ind = problem.add_indicator_resource_cost([worker_1])
solution = ps.SchedulingSolver(problem).solve()
self.assertTrue(solution)
self.assertEqual(solution.indicators[cost_ind.name], 25)
solution = ps.SchedulingSolver(problem).solve()
self.assertTrue(solution)
def test_cost_assertion_fail(self) -> None:
with self.assertRaises(ValueError):
ps.ConstantCostPerPeriod(-4)
def test_cost_basic(self) -> None:
ps.SchedulingProblem("CostBasic", horizon=12)
ress_cost = ps.ConstantCostPerPeriod(5)
ps.Worker("Worker1", cost=ress_cost)
