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mealy: fix incorrect assertion

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* spot/twaalgos/mealy_machine.cc (minimize_mealy): Do not compare
result to the original unsplit machine without splitting it first.
* tests/python/mealy.py: Add a test case.
This commit is contained in:
Philipp Schlehuber-Caissier 2022-12-01 13:26:53 +01:00 • committed by Alexandre Duret-Lutz
parent 6b70edabf0
commit 86c433cf80
2 changed files with 57 additions and 1 deletions
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52
tests/python/mealy.py
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@ -626,3 +626,55 @@ exp = """digraph "" {
}
"""
tc.assertEqual(res.to_str("dot", "g"), exp)
# assertion bug: original machine is not always
# correctly split before testing inside minimize_mealy
aut = spot.automaton("""HOA: v1
States: 2
Start: 0
AP: 11 "u0accel0accel" "u0accel0f1dcon23p81b" "u0accel0f1dcon231b"
"u0gear0f1dmin0f1dcon61b0f1dadd0gear0f1dcon241b1b1b"
"u0gear0gear" "u0gear0f1dmax0f1dcon241b0f1dsub0gear0f1dcon241b1b1b"
"u0steer0f1dsteering0angle0trackpos1b" "u0steer0steer"
"p0p0gt0rpm0f1dcon5523231b" "p0p0lt0rpm0f1dcon32323231b"
"p0p0lt0speed0f1dsub0target2speed0f1dmultp0f1dabs0steer1b0f1dcon248881b1b1b"
acc-name: all
Acceptance: 0 t
properties: trans-labels explicit-labels state-acc deterministic
controllable-AP: 0 1 2 3 4 5 6 7
--BODY--
State: 0
[!0&!1&2&!3&4&!5&6&!7&!8&!9&!10] 0
[!0&1&!2&!3&4&!5&6&!7&!8&!9&10] 0
[!0&!1&2&!3&!4&5&6&!7&!8&9&!10] 0
[!0&1&!2&!3&!4&5&6&!7&!8&9&10] 0
[!0&!1&2&3&!4&!5&6&!7&8&!9&!10] 0
[!0&1&!2&3&!4&!5&6&!7&8&!9&10] 0
[!0&!1&2&!3&!4&5&!6&7&8&9 | !0&!1&2&!3&!4&5&6&!7&8&9 | !0&!1&2&!3&4&!5&!6&7&8&9
| !0&!1&2&!3&4&!5&6&!7&8&9 | !0&!1&2&3&!4&!5&!6&7&8&9
| !0&!1&2&3&!4&!5&6&!7&8&9 | !0&1&!2&!3&!4&5&!6&7&8&9
| !0&1&!2&!3&!4&5&6&!7&8&9 | !0&1&!2&!3&4&!5&!6&7&8&9
| !0&1&!2&!3&4&!5&6&!7&8&9 | !0&1&!2&3&!4&!5&!6&7&8&9
| !0&1&!2&3&!4&!5&6&!7&8&9 | 0&!1&!2&!3&!4&5&!6&7&8&9
| 0&!1&!2&!3&!4&5&6&!7&8&9 | 0&!1&!2&!3&4&!5&!6&7&8&9
| 0&!1&!2&!3&4&!5&6&!7&8&9 | 0&!1&!2&3&!4&!5&!6&7&8&9
| 0&!1&!2&3&!4&!5&6&!7&8&9] 1
State: 1
[!0&!1&2&!3&!4&5&!6&7 | !0&!1&2&!3&!4&5&6&!7 | !0&!1&2&!3&4&!5&!6&7
| !0&!1&2&!3&4&!5&6&!7 | !0&!1&2&3&!4&!5&!6&7
| !0&!1&2&3&!4&!5&6&!7 | !0&1&!2&!3&!4&5&!6&7
| !0&1&!2&!3&!4&5&6&!7 | !0&1&!2&!3&4&!5&!6&7
| !0&1&!2&!3&4&!5&6&!7 | !0&1&!2&3&!4&!5&!6&7
| !0&1&!2&3&!4&!5&6&!7 | 0&!1&!2&!3&!4&5&!6&7
| 0&!1&!2&!3&!4&5&6&!7 | 0&!1&!2&!3&4&!5&!6&7
| 0&!1&!2&!3&4&!5&6&!7 | 0&!1&!2&3&!4&!5&!6&7
| 0&!1&!2&3&!4&!5&6&!7] 1
--END--""")
spot.minimize_mealy(aut, -1)
spot.minimize_mealy(aut, 0)
spot.minimize_mealy(aut, 1)
auts = spot.split_2step(aut)
spot.minimize_mealy(auts, -1)
spot.minimize_mealy(auts, 0)
spot.minimize_mealy(auts, 1)