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51 lines
1.8 KiB
51 lines
1.8 KiB
import pycarl
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import stormpy
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import stormpy.logic
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class TestFormulas:
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def test_probability_formula(self):
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prop = "P=? [F \"one\"]"
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formulas = stormpy.parse_formulas(prop)
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formula = formulas[0]
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assert type(formula) == stormpy.logic.ProbabilityOperator
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assert len(formulas) == 1
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assert str(formula) == prop
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def test_reward_formula(self):
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prop = "R=? [F \"one\"]"
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formulas = stormpy.parse_formulas(prop)
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formula = formulas[0]
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assert type(formula) == stormpy.logic.RewardOperator
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assert len(formulas) == 1
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assert str(formula) == "R[exp]=? [F \"one\"]"
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def test_formula_list(self):
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formulas = []
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prop = "=? [F \"one\"]"
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forms = stormpy.parse_formulas("P" + prop)
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formulas.append(forms[0])
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forms = stormpy.parse_formulas("R" + prop)
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formulas.append(forms[0])
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assert len(formulas) == 2
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assert str(formulas[0]) == "P" + prop
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assert str(formulas[1]) == "R[exp]" + prop
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def test_bounds(self):
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prop = "P=? [F \"one\"]"
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formula = stormpy.parse_formulas(prop)[0]
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assert not formula.has_bound
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prop = "P<0.4 [F \"one\"]"
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formula = stormpy.parse_formulas(prop)[0]
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assert formula.has_bound
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assert formula.threshold == pycarl.Rational("0.4")
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assert formula.comparison_type == stormpy.logic.ComparisonType.LESS
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def test_set_bounds(self):
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prop = "P<0.4 [F \"one\"]"
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formula = stormpy.parse_formulas(prop)[0]
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formula.threshold = pycarl.Rational("0.2")
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formula.comparison_type = stormpy.logic.ComparisonType.GEQ
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assert formula.threshold == pycarl.Rational("0.2")
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assert formula.comparison_type == stormpy.logic.ComparisonType.GEQ
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assert str(formula) == "P>=1/5 [F \"one\"]"
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