def test_transition_from_int1_to_frac1(self):
# Given a QCalc engine in int1
self.dut.TRAN(QCalc.int1)
empty = qp.Event(qp.qep._QEP_EMPTY_SIG)
self.dut.dispatch(empty)
# When pressing the point button
button = qp.Event(POINT_SIG)
button.key = '.'
self.dut.dispatch(button)
# Then
self.assertTrue(self.dut.is_in(QCalc.frac1))
def test_transition_from_begin_to_int1(self):
# Given a QCalc engine in begin
self.dut.TRAN(QCalc.begin)
empty = qp.Event(qp.qep._QEP_EMPTY_SIG)
self.dut.dispatch(empty)
# When pressing a numeric button
button = qp.Event(DIGIT_1_9_SIG)
button.key = '1'
self.dut.dispatch(button)
# Then
self.assertTrue(self.dut.is_in(QCalc.int1))
def button_clicked(self, button, sig, key):
# Main driver of state machine events
# Create event from button signal handler
e = qp.Event(sig)
e.key = key
self.engine.dispatch(e)
text = self.engine.get_display()
self.widgets.get_widget('display').set_label(text)
def serving(self, e):
if e.sig == HUNGRY_SIG:
n = e.phil_num
assert n < self.count and not self.isHungry_[n]
displyPhilStat(n, "hungry")
m = self.LEFT(n)
if (self.fork_[m] == Table.FREE and self.fork_[n] == Table.FREE):
self.fork_[m] = Table.USED_LEFT
self.fork_[n] = Table.USED_RIGHT
pe = TableEvt(EAT_SIG)
pe.phil_num = n
qp.QF.publish(pe)
displyPhilStat(n, "eating")
else:
self.isHungry_[n] = True
return 0
elif e.sig == DONE_SIG:
n = e.phil_num
assert n < self.count
self.fork_[self.LEFT(n)] = Table.FREE
self.fork_[n] = Table.FREE
displyPhilStat(n, "thinking")
neighbor = self.RIGHT(n) # check the right neighbor
if (self.isHungry_[neighbor]
and self.fork_[neighbor] == Table.FREE):
self.fork_[n] = Table.USED_LEFT
self.fork_[neighbor] = Table.USED_RIGHT
self.isHungry_[neighbor] = 0
pe = TableEvt(EAT_SIG)
pe.phil_num = neighbor
qp.QF.publish(pe)
displyPhilStat(neighbor, "eating")
neighbor = self.LEFT(n) # check the left neighbor
if (self.isHungry_[neighbor]
and self.fork_[self.LEFT(neighbor)] == Table.FREE):
self.fork_[self.LEFT(neighbor)] = Table.USED_LEFT
self.fork_[neighbor] = Table.USED_RIGHT
self.isHungry_[neighbor] = 0
pe = TableEvt(EAT_SIG)
pe.phil_num = neighbor
qp.QF.publish(pe)
displyPhilStat(neighbor, "eating")
return 0
elif e.sig == STOP_SIG:
n = e.phil_num
displyPhilStat(n, "stopped")
self.stoppedNums_ += 1
if self.stoppedNums_ == self.count:
pe = qp.Event(TERMINATE_SIG)
qp.QF.publish(pe)
return 0
elif e.sig == TERMINATE_SIG:
print("received TERMINATE-SIG")
self.stop()
return 0
return qp.Hsm.top
def test_that_transitions_matches_expected_route(self):
qhsm = HsmTst()
qhsm.init() # Initial transition
qhsm.dispatch(qp.Event(A_SIG))
qhsm.dispatch(qp.Event(B_SIG))
qhsm.dispatch(qp.Event(D_SIG))
qhsm.dispatch(qp.Event(E_SIG))
qhsm.dispatch(qp.Event(I_SIG))
qhsm.dispatch(qp.Event(F_SIG))
qhsm.dispatch(qp.Event(I_SIG))
qhsm.dispatch(qp.Event(I_SIG))
qhsm.dispatch(qp.Event(F_SIG))
qhsm.dispatch(qp.Event(A_SIG))
qhsm.dispatch(qp.Event(B_SIG))
qhsm.dispatch(qp.Event(D_SIG))
qhsm.dispatch(qp.Event(D_SIG))
qhsm.dispatch(qp.Event(E_SIG))
qhsm.dispatch(qp.Event(G_SIG))
qhsm.dispatch(qp.Event(H_SIG))
qhsm.dispatch(qp.Event(H_SIG))
qhsm.dispatch(qp.Event(C_SIG))
qhsm.dispatch(qp.Event(G_SIG))
qhsm.dispatch(qp.Event(C_SIG))
qhsm.dispatch(qp.Event(C_SIG))
# static transitions
qhsm.dispatch(qp.Event(C_SIG))
qhsm.dispatch(qp.Event(A_SIG))
qhsm.dispatch(qp.Event(A_SIG))
qhsm.dispatch(qp.Event(B_SIG))
qhsm.dispatch(qp.Event(B_SIG))
qhsm.dispatch(qp.Event(D_SIG))
qhsm.dispatch(qp.Event(D_SIG))
qhsm.dispatch(qp.Event(E_SIG))
qhsm.dispatch(qp.Event(I_SIG))
qhsm.dispatch(qp.Event(F_SIG))
qhsm.dispatch(qp.Event(I_SIG))
qhsm.dispatch(qp.Event(I_SIG))
qhsm.dispatch(qp.Event(F_SIG))
qhsm.dispatch(qp.Event(A_SIG))
qhsm.dispatch(qp.Event(A_SIG))
qhsm.dispatch(qp.Event(B_SIG))
qhsm.dispatch(qp.Event(B_SIG))
qhsm.dispatch(qp.Event(D_SIG))
qhsm.dispatch(qp.Event(D_SIG))
qhsm.dispatch(qp.Event(D_SIG))
qhsm.dispatch(qp.Event(D_SIG))
qhsm.dispatch(qp.Event(E_SIG))
qhsm.dispatch(qp.Event(G_SIG))
qhsm.dispatch(qp.Event(H_SIG))
qhsm.dispatch(qp.Event(G_SIG))
qhsm.dispatch(qp.Event(H_SIG))
qhsm.dispatch(qp.Event(F_SIG))
qhsm.dispatch(qp.Event(H_SIG))
qhsm.dispatch(qp.Event(F_SIG))
qhsm.dispatch(qp.Event(C_SIG))
qhsm.dispatch(qp.Event(G_SIG))
qhsm.dispatch(qp.Event(G_SIG))
qhsm.dispatch(qp.Event(TERMINATE_SIG))
# Check difference
self.assertEqual(EXPECTED_STRING, qhsm.result)
def test_transition_from_d211_to_d11(self):
qhsm = HsmTst()
qhsm.init() # Initial transition
qhsm.dispatch(qp.Event(E_SIG))
self.assertTrue(qhsm.is_in(HsmTst.d11))
def terminate():
e = qp.Event(TERMINATE_SIG)
qp.QF.publish(e)