def test_fault(self):
with self.assertRaises(util.NoReturn):
self.ctx.call('@fault')
pid = util.FreshBitVec('pid', dt.pid_t)
s = self.state.copy()
s.procs[s.current].killed = z3.BoolVal(True)
newstate = spec.switch_proc(s, pid)[1]
self._prove(z3.Exists([pid], spec.state_equiv(self.ctx, newstate)))
def test_preempt(self):
with self.assertRaises(util.NoReturn):
self.ctx.call('@preempt')
pid = util.FreshBitVec('pid', dt.pid_t)
newstate = spec.switch_proc(self.state, pid)[1]
self._prove(z3.Exists([pid], spec.state_equiv(self.ctx, newstate)))
