def check_cex(self, fsm, explanation, agents, phi):
"""Check that the explanation is correct."""
# Get the cubes
gamma_cube = fsm.inputs_cube_for_agents(agents)
ngamma_cube = fsm.bddEnc.inputsCube - gamma_cube
# The first state satisfies the spec
self.assertTrue(explanation.state <= cex(fsm, agents, phi))
acts = BDD.false(fsm.bddEnc.DDmanager)
states = BDD.false(fsm.bddEnc.DDmanager)
for (act, succ) in explanation.successors:
ag_action = act.forsome(ngamma_cube)
# The successor satisfies phi
self.assertTrue(succ.state <= phi)
# The action is effectively possible
self.assertTrue(act <= fsm.get_inputs_between_states(
explanation.state, succ.state))
# Accumulate states and actions
acts = acts | act
states = states | succ.state
# The reached states are effectively the reachable states
# through the action
self.assertTrue(states <= fsm.post(explanation.state, ag_action))
self.assertTrue(states >= fsm.post(explanation.state, ag_action)
& fsm.bddEnc.statesMask)
# The actions are effectively all the possible actions completing ag_act
self.assertTrue(acts <= ag_action)
self.assertTrue(acts >= ag_action &
fsm.get_inputs_between_states(explanation.state, states) &
fsm.bddEnc.inputsMask)
def check_cex(self, fsm, explanation, agents, phi):
"""Check that the explanation is correct."""
# Get the cubes
gamma_cube = fsm.inputs_cube_for_agents(agents)
ngamma_cube = fsm.bddEnc.inputsCube - gamma_cube
# The first state satisfies the spec
self.assertTrue(explanation.state <= cex(fsm, agents, phi))
acts = BDD.false(fsm.bddEnc.DDmanager)
states = BDD.false(fsm.bddEnc.DDmanager)
for (act, succ) in explanation.successors:
ag_action = act.forsome(ngamma_cube)
# The successor satisfies phi
self.assertTrue(succ.state <= phi)
# The action is effectively possible
self.assertTrue(act <= fsm.get_inputs_between_states(
explanation.state, succ.state))
# Accumulate states and actions
acts = acts | act
states = states | succ.state
# The reached states are effectively the reachable states
# through the action
self.assertTrue(states <= fsm.post(explanation.state, ag_action))
self.assertTrue(states >= fsm.post(explanation.state, ag_action)
& fsm.bddEnc.statesMask)
# The actions are effectively all the possible actions completing ag_act
self.assertTrue(acts <= ag_action)
self.assertTrue(
acts >= ag_action
& fsm.get_inputs_between_states(explanation.state, states)
& fsm.bddEnc.inputsMask)
def check_cax(self, fsm, explanation, agents, phi):
"""Check that the explanation is correct."""
# Get the cubes
gamma_cube = fsm.inputs_cube_for_agents(agents)
ngamma_cube = fsm.bddEnc.inputsCube - gamma_cube
# The first state satisfies the spec
self.assertTrue(explanation.state <= ~cex(fsm, agents, ~phi))
acts = BDD.false(fsm.bddEnc.DDmanager)
states = BDD.false(fsm.bddEnc.DDmanager)
for (act, succ) in explanation.successors:
# The successor satisfies phi
self.assertTrue(succ.state <= phi)
# The action is effectively possible
self.assertTrue(act <= fsm.get_inputs_between_states(
explanation.state, succ.state))
# Accumulate states and actions
acts = acts | act
states = states | succ.state
# The actions are effectively all the possible ones
self.assertEqual((fsm.protocol(agents) &
explanation.state).forsome(fsm.bddEnc.statesCube).
forsome(ngamma_cube) &
fsm.bddEnc.statesMask,
acts.forsome(ngamma_cube) & fsm.bddEnc.statesMask)
def check_cax(self, fsm, explanation, agents, phi):
"""Check that the explanation is correct."""
# Get the cubes
gamma_cube = fsm.inputs_cube_for_agents(agents)
ngamma_cube = fsm.bddEnc.inputsCube - gamma_cube
# The first state satisfies the spec
self.assertTrue(explanation.state <= ~cex(fsm, agents, ~phi))
acts = BDD.false(fsm.bddEnc.DDmanager)
states = BDD.false(fsm.bddEnc.DDmanager)
for (act, succ) in explanation.successors:
# The successor satisfies phi
self.assertTrue(succ.state <= phi)
# The action is effectively possible
self.assertTrue(act <= fsm.get_inputs_between_states(
explanation.state, succ.state))
# Accumulate states and actions
acts = acts | act
states = states | succ.state
# The actions are effectively all the possible ones
self.assertEqual((fsm.protocol(agents) & explanation.state).forsome(
fsm.bddEnc.statesCube).forsome(ngamma_cube)
& fsm.bddEnc.statesMask,
acts.forsome(ngamma_cube) & fsm.bddEnc.statesMask)
