def test_k(self): fsm = self.simplemodel() lt = eval_simple_expression(fsm, "at.local") lf = eval_simple_expression(fsm, "af.local") g = eval_simple_expression(fsm, "global") true = eval_simple_expression(fsm, "TRUE") false = eval_simple_expression(fsm, "FALSE") specs = parseCTLK("K<'at'> 'at.local'") self.assertEqual(len(specs), 1) spec = specs[0] katt = evalCTLK(fsm, spec) self.assertEqual(katt, lt) specs = parseCTLK("K<'at'> 'af.local'") self.assertEqual(len(specs), 1) spec = specs[0] katf = evalCTLK(fsm, spec) self.assertEqual(katf, false) specs = parseCTLK("K<'at'> 'global'") self.assertEqual(len(specs), 1) spec = specs[0] katf = evalCTLK(fsm, spec) self.assertEqual(katf, g)
def test_ex(self): fsm = self.model() c1p = eval_simple_expression(fsm, "c1.payer") c2p = eval_simple_expression(fsm, "c2.payer") c3p = eval_simple_expression(fsm, "c3.payer") c1h = eval_simple_expression(fsm, "c1.coin = head") c2h = eval_simple_expression(fsm, "c2.coin = head") c3h = eval_simple_expression(fsm, "c3.coin = head") odd = eval_simple_expression(fsm, "countsay = odd") unk = eval_simple_expression(fsm, "countsay = unknown") specs = parseCTLK("EX ('c1.payer' & ~'c2.payer' & ~'c3.payer')") self.assertEqual(len(specs), 1) spec = specs[0] ex = evalCTLK(fsm, spec) self.assertEqual(ex, c1p & ~c2p & ~c3p & fsm.bddEnc.statesMask) specs = parseCTLK("EX 'countsay = odd'") self.assertEqual(len(specs), 1) spec = specs[0] ex = evalCTLK(fsm, spec) self.assertTrue(odd & fsm.bddEnc.statesMask <= ex) self.assertTrue( (unk & c1p & ~c2p & ~c3p) & fsm.bddEnc.statesMask <= ex) self.assertTrue((unk & c1p & c2p & c3p) & fsm.bddEnc.statesMask <= ex)
def test_d_simple(self): fsm = self.simplemodel() lt = eval_simple_expression(fsm, "at.local") lf = eval_simple_expression(fsm, "af.local") g = eval_simple_expression(fsm, "global") true = eval_simple_expression(fsm, "TRUE") false = eval_simple_expression(fsm, "FALSE") specs = parseCTLK("'af.local' -> D<'at','af'> 'af.local'") self.assertEqual(len(specs), 1) spec = specs[0] geg = evalCTLK(fsm, spec) self.assertEqual(geg, true) specs = parseCTLK("'af.local' & D<'at'> 'af.local'") self.assertEqual(len(specs), 1) spec = specs[0] geg = evalCTLK(fsm, spec) self.assertEqual(geg, false) specs = parseCTLK("'af.local' -> D<'af'> 'af.local'") self.assertEqual(len(specs), 1) spec = specs[0] geg = evalCTLK(fsm, spec) self.assertEqual(geg, true)
def test_e_dincry(self): fsm = self.model() c1p = eval_simple_expression(fsm, "c1.payer") c2p = eval_simple_expression(fsm, "c2.payer") c3p = eval_simple_expression(fsm, "c3.payer") c1h = eval_simple_expression(fsm, "c1.coin = head") c2h = eval_simple_expression(fsm, "c2.coin = head") c3h = eval_simple_expression(fsm, "c3.coin = head") odd = eval_simple_expression(fsm, "countsay = odd") even = eval_simple_expression(fsm, "countsay = even") unk = eval_simple_expression(fsm, "countsay = unknown") true = eval_simple_expression(fsm, "TRUE") false = eval_simple_expression(fsm, "FALSE") specs = parseCTLK("'countsay = even' -> E<'c1','c2'> ~'c1.payer'") self.assertEqual(len(specs), 1) spec = specs[0] een1 = evalCTLK(fsm, spec) self.assertEqual(een1, true) specs = parseCTLK("E<'c2','c3'> ~'c1.payer'") self.assertEqual(len(specs), 1) spec = specs[0] en1 = evalCTLK(fsm, spec) self.assertTrue(even & fsm.reachable_states <= en1)
def test_c_dincry(self): fsm = self.model() c1p = eval_simple_expression(fsm, "c1.payer") c2p = eval_simple_expression(fsm, "c2.payer") c3p = eval_simple_expression(fsm, "c3.payer") c1h = eval_simple_expression(fsm, "c1.coin = head") c2h = eval_simple_expression(fsm, "c2.coin = head") c3h = eval_simple_expression(fsm, "c3.coin = head") odd = eval_simple_expression(fsm, "countsay = odd") even = eval_simple_expression(fsm, "countsay = even") unk = eval_simple_expression(fsm, "countsay = unknown") true = eval_simple_expression(fsm, "TRUE") false = eval_simple_expression(fsm, "FALSE") specs = parseCTLK("'countsay = odd' -> " "C<'c1','c2','c3'> " "('c1.payer' | 'c2.payer' | 'c3.payer')") self.assertEqual(len(specs), 1) spec = specs[0] oc123 = evalCTLK(fsm, spec) self.assertTrue(fsm.reachable_states <= oc123) specs = parseCTLK("'countsay = even' -> " "C<'c1','c2','c3'> " "(~'c1.payer' & ~'c2.payer' & ~'c3.payer')") self.assertEqual(len(specs), 1) spec = specs[0] ec123 = evalCTLK(fsm, spec) self.assertTrue(fsm.reachable_states <= ec123)
def test_full_witness(self): fsm = self.model() spec = parseCTLK("EF (EX nK<'c1'> 'c2.payer' & EG nD<'c1','c2'> 'c3.payer')")[0] self.assertIsNotNone(spec) state = fsm.pick_one_state(fsm.init & evalCTLK(fsm, spec)) self.assertIsNotNone(state) expl = explain_witness(fsm, state, spec) self.assertIsNotNone(expl) spec = parseCTLK("E[nE<'c1','c2'> 'c3.payer' U" " E[ nC<'c1','c3'> ('c1.payer' | 'c2.payer') W" " nC<'c2'> ('c1.coin = head' <-> 'c2.coin = head')]]")[0] self.assertIsNotNone(spec) state = fsm.pick_one_state(fsm.init & evalCTLK(fsm, spec)) self.assertIsNotNone(state) expl = explain_witness(fsm, state, spec) self.assertIsNotNone(expl) spec = parseCTLK("AG(~'c1.payer' | E<'c1'> ('c1.payer' -> " "C<'c2','c3'> AF 'c1.payer'))")[0] self.assertIsNotNone(spec) state = fsm.pick_one_state(fsm.init & evalCTLK(fsm, spec)) self.assertIsNotNone(state) expl = explain_witness(fsm, state, spec) self.assertIsNotNone(expl)
def test_full_countex(self): fsm = self.model() spec = parseCTLK("'c2.payer' -> A[AX ('c1.payer' | ~'c1.payer')" " U K<'c1'> ('c2.payer')]")[0] self.assertIsNotNone(spec) self.assertTrue((fsm.init & ~evalCTLK(fsm, spec)).isnot_false()) state = fsm.pick_one_state(fsm.init & ~evalCTLK(fsm, spec)) self.assertIsNotNone(state) expl = explain_countex(fsm, state, spec) self.assertIsNotNone(expl) print(xml_countex(fsm, expl, spec)) spec = parseCTLK("AG(~'c1.payer' | E<'c1'> ('c1.payer' -> " "C<'c2','c3'> AF 'c1.payer'))")[0] self.assertIsNotNone(spec) self.assertTrue((fsm.init & ~evalCTLK(fsm, spec)).isnot_false()) state = fsm.pick_one_state(fsm.init & ~evalCTLK(fsm, spec)) self.assertIsNotNone(state) expl = explain_countex(fsm, state, spec) self.assertIsNotNone(expl) print(xml_countex(fsm, expl, spec))
def test_fail(self): kos = [ "", "'test", "A<'test'>H 'q'", "O", "A<'a'>E<'e'>G 'true'", "E<'ac'>[A<'ac'>['a' E<'ac'>['b' W 'c'] W 'd'] " "U A<'ac'>['e' U 'f']]", "A<'t't'>G 'q'" ] for s in kos: with self.assertRaises(ParseException): parseCTLK(s)
def test_weird(self): s = """ AF ( (K<'c1'> (AF (K<'c1'> 'c2.payer' | K<'c1'> ~'c2.payer'))) | (K<'c1'> (~AF (K<'c1'> 'c2.payer' | K<'c1'> ~'c2.payer'))) ) """ asts = parseCTLK(s) self.assertEqual(len(asts), 1) ast = asts[0] self.assertEqual(type(ast), AF) self.assertEqual(type(ast.child), Or) self.assertEqual(type(ast.child.left), K) self.assertEqual(type(ast.child.left.agent), Atom) self.assertEqual(ast.child.left.agent.value, "c1") self.assertEqual(type(ast.child.left.child), AF) self.assertEqual(type(ast.child.left.child.child), Or) self.assertEqual(type(ast.child.left.child.child.left), K) self.assertEqual(type(ast.child.left.child.child.right), K) self.assertEqual(type(ast.child.left.child.child.right.agent), Atom) self.assertEqual(ast.child.left.child.child.right.agent.value, "c1") self.assertEqual(type(ast.child.left.child.child.right.child), Not) self.assertEqual(type(ast.child.left.child.child.right.child.child), Atom) self.assertEqual(ast.child.left.child.child.right.child.child.value, "c2.payer") self.assertEqual(type(ast.child.right), K)
def test_eu_d(self): s = "E[D<'a'>'r' & 'd' U 's' | nD<'b','c'> 'q']" asts = parseCTLK(s) self.assertEqual(len(asts), 1) ast = asts[0] self.assertEqual(type(ast), EU) self.assertEqual(type(ast.left), And) self.assertEqual(type(ast.left.left), D) self.assertEqual(type(ast.left.left.group), list) self.assertEqual(len(ast.left.left.group), 1) self.assertEqual(type(ast.left.left.group[0]), Atom) self.assertEqual(ast.left.left.group[0].value, "a") self.assertEqual(type(ast.left.right), Atom) self.assertEqual(ast.left.right.value, "d") self.assertEqual(type(ast.right), Or) self.assertEqual(type(ast.right.left), Atom) self.assertEqual(ast.right.left.value, "s") self.assertEqual(type(ast.right.right), nD) self.assertEqual(type(ast.right.right.group), list) self.assertEqual(len(ast.right.right.group), 2) self.assertEqual(type(ast.right.right.group[0]), Atom) self.assertEqual(ast.right.right.group[0].value, "b") self.assertEqual(type(ast.right.right.group[1]), Atom) self.assertEqual(ast.right.right.group[1].value, "c") self.assertEqual(type(ast.right.right.child), Atom) self.assertEqual(ast.right.right.child.value, "q")
def test_logicals(self): s = "'a' & 'c' -> (~'b' | 'c')" asts = parseCTLK(s) self.assertEqual(len(asts), 1) ast = asts[0] self.assertTrue(isinstance(ast, Spec)) self.assertTrue(isinstance(ast, Implies)) self.assertTrue(isinstance(ast.left, Spec)) self.assertTrue(isinstance(ast.left, And)) self.assertTrue(isinstance(ast.left.left, Spec)) self.assertTrue(isinstance(ast.left.left, Atom)) self.assertEqual(ast.left.left.value, "a") self.assertTrue(isinstance(ast.left.right, Spec)) self.assertTrue(isinstance(ast.left.right, Atom)) self.assertEqual(ast.left.right.value, "c") self.assertTrue(isinstance(ast.right, Spec)) self.assertTrue(isinstance(ast.right, Or)) self.assertTrue(isinstance(ast.right.left, Spec)) self.assertTrue(isinstance(ast.right.left, Not)) self.assertTrue(isinstance(ast.right.left.child, Spec)) self.assertTrue(isinstance(ast.right.left.child, Atom)) self.assertEqual(ast.right.left.child.value, "b") self.assertTrue(isinstance(ast.right.right, Spec)) self.assertTrue(isinstance(ast.right.right, Atom)) self.assertEqual(ast.right.right.value, "c")
def test_init(self): fsm = self.model() specs = parseCTLK("Init") self.assertEqual(len(specs), 1) spec = specs[0] self.assertEqual(fsm.init, evalCTLK(fsm, spec))
def test_false(self): s = "False" asts = parseCTLK(s) self.assertEqual(len(asts), 1) ast = asts[0] self.assertTrue(isinstance(ast, Spec)) self.assertTrue(isinstance(ast, FalseExp))
def test_reachable(self): fsm = self.model() specs = parseCTLK("Reachable") self.assertEqual(len(specs), 1) spec = specs[0] self.assertEqual(fsm.reachable_states, evalCTLK(fsm, spec))
def test_reachable(self): s = "Reachable" asts = parseCTLK(s) self.assertEqual(len(asts), 1) ast = asts[0] self.assertTrue(isinstance(ast, Spec)) self.assertTrue(isinstance(ast, Reachable))
def test_init(self): s = "Init" asts = parseCTLK(s) self.assertEqual(len(asts), 1) ast = asts[0] self.assertTrue(isinstance(ast, Spec)) self.assertTrue(isinstance(ast, Init))
def test_atom(self): s = "'c <= 3'" asts = parseCTLK(s) self.assertEqual(len(asts), 1) ast = asts[0] self.assertTrue(isinstance(ast, Spec)) self.assertTrue(isinstance(ast, Atom)) self.assertEqual(ast.value, "c <= 3")
def test_ex(self): s = "EX 'a'" asts = parseCTLK(s) self.assertEqual(len(asts), 1) ast = asts[0] self.assertEqual(type(ast), EX) self.assertEqual(type(ast.child), Atom) self.assertEqual(ast.child.value, "a")
def test_full(self): s = """ A[ K<'a'> EF Init & AG E<'a','b'> (True | 'r') U nC<'c','a'> E['s' W False -> AX 's'] ] -> Reachable """ asts = parseCTLK(s) self.assertEqual(len(asts), 1) ast = asts[0] self.assertEqual(type(ast), Implies) self.assertEqual(type(ast.left), AU) self.assertEqual(type(ast.left.left), And) # K<'a'> EF Init self.assertEqual(type(ast.left.left.left), K) self.assertEqual(type(ast.left.left.left.agent), Atom) self.assertEqual(ast.left.left.left.agent.value, "a") self.assertEqual(type(ast.left.left.left.child), EF) self.assertEqual(type(ast.left.left.left.child.child), Init) # AG E<'a','b'> (True | 'r') self.assertEqual(type(ast.left.left.right), AG) self.assertEqual(type(ast.left.left.right.child), E) self.assertEqual(type(ast.left.left.right.child.group), list) self.assertEqual(len(ast.left.left.right.child.group), 2) self.assertEqual(type(ast.left.left.right.child.group[0]), Atom) self.assertEqual(ast.left.left.right.child.group[0].value, "a") self.assertEqual(type(ast.left.left.right.child.group[1]), Atom) self.assertEqual(ast.left.left.right.child.group[1].value, "b") self.assertEqual(type(ast.left.left.right.child.child), Or) self.assertEqual(type(ast.left.left.right.child.child.left), TrueExp) self.assertEqual(type(ast.left.left.right.child.child.right), Atom) self.assertEqual(ast.left.left.right.child.child.right.value, "r") # nC<'c','a'> E['s' W False -> AX 's'] self.assertEqual(type(ast.left.right), nC) self.assertEqual(type(ast.left.right.group), list) self.assertEqual(len(ast.left.right.group), 2) self.assertEqual(type(ast.left.right.group[0]), Atom) self.assertEqual(ast.left.right.group[0].value, "c") self.assertEqual(type(ast.left.right.group[1]), Atom) self.assertEqual(ast.left.right.group[1].value, "a") self.assertEqual(type(ast.left.right.child), EW) self.assertEqual(type(ast.left.right.child.left), Atom) self.assertEqual(ast.left.right.child.left.value, "s") self.assertEqual(type(ast.left.right.child.right), Implies) self.assertEqual(type(ast.left.right.child.right.left), FalseExp) self.assertEqual(type(ast.left.right.child.right.right), AX) self.assertEqual(type(ast.left.right.child.right.right.child), Atom) self.assertEqual(ast.left.right.child.right.right.child.value, "s") self.assertEqual(type(ast.right), Reachable)
def test_false(self): fsm = self.model() false = eval_simple_expression(fsm, "FALSE") specs = parseCTLK("False") self.assertEqual(len(specs), 1) spec = specs[0] self.assertEqual(false, evalCTLK(fsm, spec))
def test_true(self): fsm = self.model() true = eval_simple_expression(fsm, "TRUE") specs = parseCTLK("True") self.assertEqual(len(specs), 1) spec = specs[0] self.assertEqual(true, evalCTLK(fsm, spec))
def test_k_ex(self): fsm = self.simplemodel() lt = eval_simple_expression(fsm, "at.local") lf = eval_simple_expression(fsm, "af.local") g = eval_simple_expression(fsm, "global") true = eval_simple_expression(fsm, "TRUE") specs = parseCTLK("K<'at'> EX 'global'") self.assertEqual(len(specs), 1) spec = specs[0] kex = evalCTLK(fsm, spec) self.assertEqual(kex, true) specs = parseCTLK("K<'at'> EX ~'global'") self.assertEqual(len(specs), 1) spec = specs[0] kexn = evalCTLK(fsm, spec) self.assertEqual(kexn, true)
def test_not(self): fsm = self.model() c1p = eval_simple_expression(fsm, "c1.payer") specs = parseCTLK("~'c1.payer'") self.assertEqual(len(specs), 1) spec = specs[0] c1pCTLK = evalCTLK(fsm, spec) self.assertEqual(~c1p, c1pCTLK)
def test_not(self): s = "~'a'" asts = parseCTLK(s) self.assertEqual(len(asts), 1) ast = asts[0] self.assertTrue(isinstance(ast, Spec)) self.assertTrue(isinstance(ast, Not)) self.assertTrue(isinstance(ast.child, Spec)) self.assertTrue(isinstance(ast.child, Atom)) self.assertEqual(ast.child.value, "a")
def test_k(self): s = "K<'c'> 'a'" asts = parseCTLK(s) self.assertEqual(len(asts), 1) ast = asts[0] self.assertEqual(type(ast), K) self.assertEqual(type(ast.agent), Atom) self.assertEqual(ast.agent.value, "c") self.assertEqual(type(ast.child), Atom) self.assertEqual(ast.child.value, "a")
def test_and(self): fsm = self.model() c1p = eval_simple_expression(fsm, "c1.payer") odd = eval_simple_expression(fsm, "countsay = odd") specs = parseCTLK("'c1.payer' & 'countsay = odd'") self.assertEqual(len(specs), 1) spec = specs[0] c1paco = evalCTLK(fsm, spec) self.assertEqual(c1p & odd, c1paco)
def test_implies(self): fsm = self.model() c1p = eval_simple_expression(fsm, "c1.payer") odd = eval_simple_expression(fsm, "countsay = odd") specs = parseCTLK("'c1.payer' -> 'countsay = odd'") self.assertEqual(len(specs), 1) spec = specs[0] c1pico = evalCTLK(fsm, spec) self.assertEqual(c1p.imply(odd), c1pico)
def test_ex_and(self): s = "EX 'a' & 'b'" asts = parseCTLK(s) self.assertEqual(len(asts), 1) ast = asts[0] self.assertEqual(type(ast), And) self.assertEqual(type(ast.left), EX) self.assertEqual(type(ast.left.child), Atom) self.assertEqual(ast.left.child.value, "a") self.assertEqual(type(ast.right), Atom) self.assertEqual(ast.right.value, "b")
def test_epistemic_temporal_logical(self): s = "nK<'ag'> AX ~'b'" asts = parseCTLK(s) self.assertEqual(len(asts), 1) ast = asts[0] self.assertEqual(type(ast), nK) self.assertEqual(type(ast.agent), Atom) self.assertEqual(ast.agent.value, "ag") self.assertEqual(type(ast.child), AX) self.assertEqual(type(ast.child.child), Not) self.assertEqual(type(ast.child.child.child), Atom) self.assertEqual(ast.child.child.child.value, "b")
def test_simple_ex(self): fsm = self.simplemodel() lt = eval_simple_expression(fsm, "at.local") lf = eval_simple_expression(fsm, "af.local") g = eval_simple_expression(fsm, "global") specs = parseCTLK("EX 'af.local'") self.assertEqual(len(specs), 1) spec = specs[0] ex = evalCTLK(fsm, spec) # ex : # l1, !l2, !g # !l1, l2, g # l1, l2, g # !l1, !l2, !g self.assertEqual(ex, lf.iff(g)) specs = parseCTLK("EX ('af.local' & 'at.local' & 'global')") self.assertEqual(len(specs), 1) spec = specs[0] ex = evalCTLK(fsm, spec) self.assertEqual(ex, lt & ~lf & ~g | ~lt & lf & g)