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import stormpy
import stormpy.logic
from helpers.helper import get_example_path
import pytest
class TestSparseModelComponents:
def test_init_default(self):
components = stormpy.SparseModelComponents()
assert components.state_labeling.get_labels() == set()
assert components.reward_models == {}
assert components.transition_matrix.nr_rows == 0
assert components.transition_matrix.nr_columns == 0
assert components.markovian_states is None
assert components.player1_matrix is None
assert not components.rate_transitions
def test_build_dtmc_from_model_components(self):
program = stormpy.parse_prism_program(get_example_path("dtmc", "die.pm"))
options = stormpy.BuilderOptions(True, True)
options.set_build_with_choice_origins()
options.set_build_state_valuations()
options.set_build_all_labels()
model = stormpy.build_sparse_model_with_options(program, options)
components = stormpy.SparseModelComponents(transition_matrix=model.transition_matrix,
state_labeling=model.labeling,
reward_models=model.reward_models)
components.choice_origins = model.choice_origins
components.state_valuations = model.state_valuations
dtmc = stormpy.storage.SparseDtmc(components)
assert type(dtmc) is stormpy.SparseDtmc
assert not dtmc.supports_parameters
# test transition matrix
assert dtmc.nr_choices == 13
assert dtmc.nr_states == 13
assert dtmc.nr_transitions == 20
assert dtmc.transition_matrix.nr_entries == 20
assert dtmc.transition_matrix.nr_entries == model.nr_transitions
for e in dtmc.transition_matrix:
assert e.value() == 0.5 or e.value() == 0 or (e.value() == 1 and e.column > 6)
for state in dtmc.states:
assert len(state.actions) <= 1
# test state_labeling
assert dtmc.labeling.get_labels() == {'init', 'deadlock', 'done', 'one', 'two', 'three', 'four', 'five', 'six'}
# test reward_models
assert len(model.reward_models) == 1
assert not model.reward_models["coin_flips"].has_state_rewards
assert model.reward_models["coin_flips"].has_state_action_rewards
for reward in model.reward_models["coin_flips"].state_action_rewards:
assert reward == 1.0 or reward == 0.0
assert not model.reward_models["coin_flips"].has_transition_rewards
# choice_labeling
assert not dtmc.has_choice_labeling()
# state_valuations
assert dtmc.has_state_valuations()
# choice_origins
assert dtmc.has_choice_origins()
assert dtmc.choice_origins is components.choice_origins # todo correct?