parseaut.test 45.4 KB
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#!/bin/sh
# -*- coding: utf-8 -*-
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# Copyright (C) 2014, 2015, 2016 Laboratoire de Recherche et
# Développement de l'Epita (LRDE).
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#
# This file is part of Spot, a model checking library.
#
# Spot is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# Spot is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
# or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public
# License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.


. ./defs

set -e

expecterr()
{
   cat >$1.exp
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   autfilt --hoa "$@" 2>$1.err-t >$1.out && exit 1
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   test $? = 2
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   # If autfilt is compiled statically, the '.../lt-' parse of
   # its name is not stripped, and the error message show the
   # full path.
   sed 's:^\.\./\.\./bin/::' $1.err-t >$1.err
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   cat $1.err
   diff $1.err $1.exp
}

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expectok()
{
   cat >$1.exp
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   autfilt --hoa "$@" >$1.out
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   test $? = 0
   cat $1.out
   diff $1.out $1.exp
}

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cat >input <<EOF
HOA: v1
States: 1
Start: 0
AP: 1 "a"
States: 2
Acceptance: 1 Inf(0)
--BODY--
State: 0 {0}
[0] 1
State: 1 {0}
[t] 1
--END--
EOF

expecterr input <<EOF
input:5.1-9: redefinition of the number of states...
input:2.1-9: ... previously defined here.
EOF

cat >input <<EOF
HOA: v1
States: 1
Start: 0
AP: 1 "a"
Acceptance: 1 Inf(0)
--BODY--
State: 0 {0}
[0] 1
State: 1 {0}
[t] 1
--END--
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2 1t
2 1
1 -1 "b"
0 -1 & "a" ! "b"
-1
1 0
2 0 -1 t
-1
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/* Another automaton.  Here we make sure that guard must
   be Boolean, even though we the LBT parser we use
   would accept LTL. */
2 1t
0 1
1 -1 G "b"
0 -1 & "a" ! "b"
-1
1 0
0 0 -1 t
-1
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EOF

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diff='different state numbers have been used'
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expecterr input <<EOF
input:8.5: state number is larger than state count...
input:2.1-9: ... declared here.
input:9.8: state number is larger than state count...
input:2.1-9: ... declared here.
input:10.5: state number is larger than state count...
input:2.1-9: ... declared here.
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input:12.1-19.2: 2 states have been declared, but 3 $diff
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input:25.5-10: non-Boolean transition label (replaced by true)
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EOF

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cat >input <<EOF
HOA: v1
States: 1
Start: 0
AP: 1 "a"
Acceptance: 1 Inf(0)
--BODY--
State: 0 {0}
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[2] 0
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State: 0 {0}
[t] 0
--END--
EOF

expecterr input <<EOF
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input:8.2: AP number is larger than the number of APs...
input:4.1-5: ... declared here
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input:9.1-8: redeclaration of state 0
EOF

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cat >input <<EOF
HOA: v1
States: 0
AP: 1 "a" "b"
Acceptance: 0 t
--BODY--
--END--
EOF

expecterr input <<EOF
input:3.1-13: found 2 atomic propositions instead of the 1 announced
EOF

cat >input <<EOF
HOA: v1
AP: 1 "a"
States: 0
AP: 2 "a" "b"
Acceptance: 0 t
--BODY--
--END--
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HOA: v1
name: "1"
States: 1
Start: 0
AP: 0
acc-name: Buchi
Acceptance: 1 Foo(0)
--BODY--
State: 0 {0}
[t] 0
--END--
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EOF

expecterr input <<EOF
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input:4.1-3: ignoring this redeclaration of APs...
input:2.1-5: ... previously declared here.
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input:14.15-17: unknown acceptance 'Foo', expected Fin or Inf
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EOF

cat >input <<EOF
HOA: v1
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AP: 2 "a" "a"
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States: 0
Start: 1
--BODY--
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State: 0 {0 1}
[0] 0 {0}
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--END--
EOF

expecterr input <<EOF
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input:2.11-13: duplicate atomic proposition "a"
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input:4.1-8: initial state number is larger than state count...
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input:3.1-9: ... declared here.
input:1.1-4.8: missing 'Acceptance:' header
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input:6.8: state number is larger than state count...
input:3.1-9: ... declared here.
input:6.10-14: ignoring acceptance sets because of missing acceptance condition
input:7.5: state number is larger than state count...
input:3.1-9: ... declared here.
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input:4.1-8: initial state 1 has no definition
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EOF

cat >input <<EOF
HOA: v1
AP: 1 "a"
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Start: 1
States: 1
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--BODY--
--END--
EOF

expecterr input <<EOF
input:3.1-8: initial state number is larger than state count...
input:4.1-9: ... declared here.
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input:1.1-4.9: missing 'Acceptance:' header
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input:3.1-8: initial state 1 has no definition
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EOF

cat >input <<EOF
HOA: v1
Acceptance: 1 Inf(0)
Start: 0
States: 1
Acceptance: 1 Inf(0)
--BODY--
--END--
EOF

expecterr input <<EOF
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input:5.1-13: ignoring this redefinition of the acceptance condition...
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input:2.1-13: ... previously defined here.
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input:3.1-8: initial state 0 has no definition
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EOF

cat >input <<EOF
HOA: v1
Start: 0
AP: 1 "a"
States: 2
Acceptance: 1 Inf(0)
--BODY--
State: 0 {0}
[0] 1
State: 1 {1}
[t] 1
--END--
EOF

expecterr input <<EOF
input:9.11: number is larger than the count of acceptance sets...
input:5.1-13: ... declared here.
EOF

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# Let's have two broken automata in a row...
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cat >input <<EOF
HOA: v1
Start: 0
AP: 1 "a"
States: 2
Acceptance: 1 Inf(2)
--BODY--
State: 0 {0}
[0] 1
State: 1 {0}
[t] 1
--END--
HOA: v2
--BODY--
--END--
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HOA: w1
--BODY--
--END--
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HOA: v1.1
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--BODY--
--END--
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EOF

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t='this might cause the following errors'
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expecterr input <<EOF
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input:5.19: number is larger than the count of acceptance sets...
input:5.1-13: ... declared here.
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input:12.6-7: unsupported HOA version
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input:12.1-7: missing 'Acceptance:' header
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input:15.6-7: unknown HOA version
input:15.1-7: missing 'Acceptance:' header
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input:18.6-9: we can read HOA v1 but this file uses v1.1; $t
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input:18.1-9: missing 'Acceptance:' header
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EOF
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cat >input<<EOF
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    HOA: v1a  /* version greater than 1, but assumed to be compatible */
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    States: 3
    Start: 0
    acc-name: generalized-Buchi 2
    Acceptance: 2 (Inf(0) & Inf(1))
    AP: 2 "a" "b"
    --BODY--
    State: 0 "foo" { 0 }
      2  /* !a  & !b */
      0  /*  a  & !b */
      1  /* !a  &  b */
      1  /*  a  &  b */
    State: 1 { 1 }
      1 1 1 1       /* four transitions on one line */
    State: 2 "sink state" { 0 }
      2 2 2 2
    --END--
EOF

expectok input <<EOF
HOA: v1
States: 3
Start: 0
AP: 2 "a" "b"
acc-name: generalized-Buchi 2
Acceptance: 2 Inf(0)&Inf(1)
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properties: trans-labels explicit-labels state-acc colored complete
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properties: deterministic
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--BODY--
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State: 0 "foo" {0}
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[!0&!1] 2
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[0&!1] 0
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[!0&1] 1
[0&1] 1
State: 1 {1}
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[!0&!1] 1
[0&!1] 1
[!0&1] 1
[0&1] 1
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State: 2 "sink state" {0}
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[!0&!1] 2
[0&!1] 2
[!0&1] 2
[0&1] 2
--END--
EOF

cat >input<<EOF
    HOA: v1
    States: 3
    Start: 0
    acc-name: generalized-Buchi 2
    Acceptance: 2 (Inf(0) & Inf(1))
    AP: 2 "a" "b"
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    properties: state-labels complete
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    --BODY--
    State: 0 "foo" { 0 }
      2  /* !a  & !b */
      0  /*  a  & !b */
      1  /* !a  &  b */
      /* missing transition */
    State: 1 { 1 }
      1 1 1 1       /* four transitions on one line */
    State: 2 "sink state" { 0 }
      2 2 2 2
    --END--
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HOA: v1
States: 3
Start: 0
acc-name: generalized-Buchi 2
Acceptance: 2 (Inf(0) & Inf(1))
AP: 2 "a" "b"
properties: implicit-labels complete
--BODY--
State: [t] 0 "foo" { 0 }
  2  /* !a  & !b */
  0  /*  a  & !b */
  1  /* !a  &  b */
  0  /*  a  &  b */
State: 1 { 1 }
  1 1 1 1       /* four transitions on one line */
State: 2 "sink state" { 0 }
  2 2 2 2
--END--
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EOF

expecterr input <<EOF
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input:9.5-12.7: not enough transitions for this state
input:10.7-12.7: these transitions have implicit labels but the automaton is...
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input:7.17-28: ... declared with 'properties: state-labels'
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input:9.5-12.7: automaton is not complete...
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input:7.30-37: ... despite 'properties: complete'
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input:27.8-10: state label used although the automaton was...
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input:25.13-27: ... declared with 'properties: implicit-labels' here
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EOF

cat >input<<EOF
    HOA: v1
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    tool: "test"
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    States: 3
    Start: 0
    acc-name: generalized-Buchi 2
    Acceptance: 2 (Inf(0) & Inf(1))
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    properties: !foo implicit-labels explicit-labels /* ? */ complete
    properties: trans-acc state-acc /* ? */ !complete foo
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    AP: 2 "a" "b"
    --BODY--
    State: 0 "foo" { 0 }
      2  /* !a  & !b */
      0  /*  a  & !b */
      1  /* !a  &  b */
      1  /*  a  &  b */
      2  /*  extra transition ! */
    State: 1 { 1 }
      1 1 1 1       /* four transitions on one line */
    State: 2 "sink state" { 0 }
      2 2 2 2
    --END--
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    HOA: v1
    tool: "test"
    States: 3
    Start: 0
    acc-name: generalized-Buchi 2
    Acceptance: 2 (Inf(0) & Inf(1))
    properties: implicit-labels state-labels /* ? */
    AP: 2 "a" "b"
    --BODY--
    State: 0 "foo" { 0 }
      2  /* !a  & !b */
      0  /*  a  & !b */
      1  /* !a  &  b */
      1  /*  a  &  b */
    State: 1 { 1 }
      1 1 1 1       /* four transitions on one line */
    State: 2 "sink state" { 0 }
      2 2 2 2
    --END--
    HOA: v1
    tool: "test"
    States: 3
    Start: 0
    acc-name: generalized-Buchi 2
    Acceptance: 2 (Inf(0) & Inf(1))
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    properties: implicit-labels trans-acc
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    properties: deterministic !unambiguous
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    AP: 2 "a" "b"
    --BODY--
    State: 0 "foo" { 0 }
      2  /* !a  & !b */
      0  /*  a  & !b */
      1  /* !a  &  b */
      1  /*  a  &  b */
    State: 1 { 1 }
      1 1 1 1       /* four transitions on one line */
    State: 2 "sink state" { 0 }
      [t] 2
    --END--
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EOF

expecterr input <<EOF
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input:8.45-53: 'properties: !complete' contradicts...
input:7.62-69: ... 'properties: complete' previously given here.
input:8.55-57: 'properties: foo' contradicts...
input:7.17-20: ... 'properties: !foo' previously given here.
input:7.22-36: 'properties: implicit-labels' is incompatible with...
input:7.38-52: ... 'properties: explicit-labels'.
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input:8.17-25: 'properties: trans-acc' is incompatible with...
input:8.27-35: ... 'properties: state-acc'.
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input:16.7: too many transitions for this state, ignoring this one
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input:28.33-44: 'properties: state-labels' is incompatible with...
input:28.17-31: ... 'properties: implicit-labels'.
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input:48.17-29: 'properties: deterministic' contradicts...
input:48.31-42: ... 'properties: !unambiguous' given here
input:51.20-24: state-based acceptance used despite...
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input:47.33-41: ... declaration of transition-based acceptance.
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input:59.7-9: transition label used although the automaton was...
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input:47.17-31: ... declared with 'properties: implicit-labels' here
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EOF
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cat >input <<EOF
    HOA: v1
    name: "GFa & GF(b & c)"
    States: 1
    Start: 0
    acc-name: generalized-Buchi 2
    Acceptance: 2 (Inf(0) & Inf(1))
    AP: 3 "a" "b" "c"
    Alias: @a 0
    Alias: @a 1 & 2 /* should be @bc */
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    properties: state-labels /* this is bogus */
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                state-acc /* bogus as well */
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    --BODY--
    State: 0
    [!@a & !@bc] 0
    [@a & !@bc]  0 {0}
    [!@a & @bc]  0 {1}
    [@a & @bc]   0 {0 1}
    --END--
EOF

expecterr input <<EOF
input:9.5-19: ignoring redefinition of alias @a
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input:14.13-15: unknown alias @bc
input:14.5-16: transition label used although the automaton was...
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input:10.17-28: ... declared with 'properties: state-labels' here
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input:15.12-14: unknown alias @bc
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input:15.20-22: trans-based acceptance used despite...
input:11.17-25: ... declaration of state-based acceptance.
input:16.12-14: unknown alias @bc
input:17.11-13: unknown alias @bc
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EOF

cat >input <<EOF
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    HOA: v1.1
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    name: "GFa & GF(b & c)"
    States: 1
    Start: 0
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    acc-name: who cares
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    Acceptance: 2 (Inf(0) & Inf(1))
    AP: 3 "a" "b" "c"
    Alias: @a 0
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    Alias: @b.c 1 & 2
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    --BODY--
    State: 0
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    [!@a & !@b.c] 0
    [@a & !@b.c]  0 {0}
    [!@a & @b.c]  0 {1}
    [@a & @b.c]   0 {0 1}
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    --END--
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/* Some comment */
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HOA: v1
States: 2
Start: 0
Acceptance: 0 t
AP: 1 "a"
--BODY--
State: [0] 0 1
State: [0] 1 1
--END--
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EOF

expectok input <<EOF
HOA: v1
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name: "GFa & GF(b & c)"
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States: 1
Start: 0
AP: 3 "a" "b" "c"
acc-name: generalized-Buchi 2
Acceptance: 2 Inf(0)&Inf(1)
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properties: trans-labels explicit-labels trans-acc complete
properties: deterministic
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--BODY--
State: 0
[!0&!1 | !0&!2] 0
[0&!1 | 0&!2] 0 {0}
[!0&1&2] 0 {1}
[0&1&2] 0 {0 1}
--END--
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HOA: v1
States: 2
Start: 0
AP: 1 "a"
acc-name: all
Acceptance: 0 t
properties: trans-labels explicit-labels state-acc deterministic
--BODY--
State: 0
[0] 1
State: 1
[0] 1
--END--
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EOF
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expectok input --stats='%F:%L' <<EOF
input:1.5-16.11
input:18.1-26.7
EOF

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cat >input <<EOF
HOA: v1
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--ABORT--
HOA: v1
States: 2
Start: 0
Acceptance: 2 (Inf(0) & Inf(!0)) &
     --ABORT----ABORT--
HOA: v1
States: 2
Start: 0
Acceptance: 2 (Inf(0) & Inf(!0)) & Inf(!1)
AP: 1 "a"
     --BODY-- State: 0 {0
}
[0] 1
[!0--ABORT--
HOA: v1
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States: 2
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name: "survivor"
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Start: 0
Acceptance: 2 (Inf(0) & Inf(!0)) & Inf(!1)
AP: 1 "a"
--BODY--
State: 0 {0}
[0] 1
[!0] 0 {1}
State: 1
[!0] 1
[0] 0
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[f] 0
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--END--
EOF

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expecterr input <<EOF
input:1.1-2.9: aborted input automaton
input:3.1-7.14: aborted input automaton
input:7.15-23: aborted input automaton
input:8.1-16.12: aborted input automaton
EOF

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# DOS-style new lines should have the same output.
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perl -pi -e 's/$/\r/' input
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autfilt --hoa input 2>stderr && exit 1
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cat stderr
diff stderr input.exp

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cat >expected <<EOF
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HOA: v1
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name: "survivor"
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States: 2
Start: 0
AP: 1 "a"
acc-name: generalized-Buchi 3
Acceptance: 3 Inf(0)&Inf(1)&Inf(2)
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properties: trans-labels explicit-labels trans-acc complete
properties: deterministic
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--BODY--
State: 0
[0] 1 {0 1}
[!0] 0 {0}
State: 1
[!0] 1 {1 2}
[0] 0 {1 2}
--END--
EOF
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diff expected input.out
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647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
cat >input <<EOF
HOA: v1
States: 2
Start: 0
Start: 1
AP: 2 "a" "\"b\""
Acceptance: 1 Inf(0)
properties: deterministic
--BODY--
State: 0 {0}
[1] 1
[!1] 0
State: 1
[!0] 1
[0] 0
--END--
HOA: v1
States: 0
AP: 0
Acceptance: 1 Inf(0)
properties: complete
--BODY--
--END--
HOA: v1
States: 2
Start: 0
AP: 2 "a" "\"b\""
Acceptance: 1 Inf(0)
properties: deterministic
--BODY--
State: 0 {0}
[1] 1
[!1] 0
State: 1
[!0] 1
[!0] 0
--END--
EOF
expecterr input <<EOF
input:7.13-25: deterministic automata should have at most one initial state
input:20.13-20: complete automata should have at least one initial state
input:33.1-35.6: automaton is not deterministic...
676
input:28.13-25: ... despite 'properties: deterministic'
677
EOF
678

679
# Mix HOA with neverclaims and LBTT automata
680
681
682
683
684
685
cat >input <<EOF
HOA: v1
States: 2
Start: 0
Start: 1
Start: 0 /* duplicate */
686
AP: 2 "a" "\"b\""
687
688
689
690
691
692
693
694
695
Acceptance: 1 Inf(0)
--BODY--
State: 0 {0}
[1] 1
[!1] 0
State: 1
[!0] 1
[0] 0
--END--
696

697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
/* some LBTT with mixed state/transition acceptance,
   just because we can */
4 2ts
0 1 -1
1 -1 "c"
2 -1 & "b" ! "c"
3 -1 ! "c"
-1
1 0 1 -1
1 0 -1 t
-1
2 0 -1
1 -1 "c"
2 -1 & "b" ! "c"
-1
3 0 -1
3 0 1 -1 & "a" "b"
3 1 -1 & "a" ! "b"
3 0 -1 & ! "a" "b"
3 -1 & ! "a" ! "b"
-1


720
721
722
never  {    /* a U b */
T0_init:
        if
723
724
        :: (b) -> goto accept_all
        :: (a) -> goto T0_init
725
726
727
728
729
730
731
732
733
734
        fi;
accept_all:
        skip
}


never {
  start: if :: false -> goto T0 fi;
  T0: false
}
735
736
737
738
739
EOF

expectok input <<EOF
HOA: v1
States: 3
740
Start: 2
741
AP: 2 "a" "\"b\""
742
743
744
745
acc-name: Buchi
Acceptance: 1 Inf(0)
properties: trans-labels explicit-labels state-acc complete
--BODY--
746
State: 0 {0}
747
[1] 1
748
[!1] 0
749
750
State: 1
[!0] 1
751
752
[0] 0
State: 2
753
[1] 1
754
755
756
[!1] 0
[!0] 1
[0] 0
757
--END--
758
HOA: v1
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
States: 4
Start: 0
AP: 3 "c" "b" "a"
acc-name: generalized-Buchi 2
Acceptance: 2 Inf(0)&Inf(1)
properties: trans-labels explicit-labels trans-acc
--BODY--
State: 0
[0] 1
[!0&1] 2
[!0] 3
State: 1
[t] 1 {0 1}
State: 2
[0] 1
[!0&1] 2
State: 3
[1&2] 3 {0 1}
[!1&2] 3 {0}
[1&!2] 3 {1}
[!1&!2] 3
--END--
HOA: v1
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
States: 2
Start: 0
AP: 2 "b" "a"
acc-name: Buchi
Acceptance: 1 Inf(0)
properties: trans-labels explicit-labels state-acc
--BODY--
State: 0
[0] 1
[1] 0
State: 1 {0}
[t] 1
--END--
HOA: v1
States: 2
Start: 0
AP: 0
acc-name: Buchi
Acceptance: 1 Inf(0)
properties: trans-labels explicit-labels state-acc deterministic
--BODY--
State: 0
[f] 1
State: 1
--END--
807
808
809
810
811
812
813
814
815
816
817
818
EOF

cat >input <<EOF
HOA: v1
States: 2
Start: 0
Start: 0  /* duplicate */
AP: 2 "a" "b"
Acceptance: 1 Inf(0)
--BODY--
State: 0 {0}
[1] 1
819
[!1] 0  /* nested /* comment */ */
820
821
822
823
824
825
826
827
828
829
830
831
832
State: 1
[!0] 1
[0] 0
--END--
EOF

expectok input <<EOF
HOA: v1
States: 2
Start: 0
AP: 2 "a" "b"
acc-name: Buchi
Acceptance: 1 Inf(0)
833
834
properties: trans-labels explicit-labels state-acc complete
properties: deterministic
835
836
837
838
839
840
841
842
843
--BODY--
State: 0 {0}
[1] 1
[!1] 0
State: 1
[!0] 1
[0] 0
--END--
EOF
844

845
846
847
848
cat >input <<EOF
HOA: v1
States: 3
Start: 0
849
850
851
AP: 2 "a" "b"/* multi
line
comment */
852
853
854
855
856
857
858
859
860
861
862
863
864
Acceptance: 1 Inf(0)
--BODY--
State: [1] 0 {0}
[!1] 0
 1
State: 1
[!0] 1
     2
State: 2
     1
[t] 2
   1 2
--END--
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
HOA: v1
States: 1
Start: 0
AP: 2 "a" "b"
Acceptance: 1 Inf(0)
properties: trans-labels /* this is bogus */
--BODY--
State: [1] 0 {0} 0
--END--
HOA: v1
States: 1
Start: 0
AP: 2 "a" "b"
Acceptance: 1 Inf(0)
properties: state-labels trans-labels /* this is bogus */
--BODY--
State: [1] 0 {0} 0
--END--
HOA: v1
States: 1
Start: 0
AP: 2 "a" "b"
Acceptance: 1 Inf(0)
properties: state-labels /* OK */
--BODY--
State: [1] 0 {0} 0
--END--
892
893
894
EOF

expecterr input <<EOF
895
896
897
898
input:10.1-4: cannot label this edge because...
input:9.8-10: ... the state is already labeled.
input:14.6: missing label for this edge (previous edge is labeled)
input:17.1-3: ignoring this label, because previous edge has no label
899
input:27.8-10: state label used although the automaton was...
900
901
902
input:25.13-24: ... declared with 'properties: trans-labels' here
input:34.26-37: 'properties: trans-labels' is incompatible with...
input:34.13-24: ... 'properties: state-labels'.
903
904
EOF

905
906
907

cat >input <<EOF
HOA: v1
908
909
910
States: /* multi-line
comment
*/2
911
Start: 0
912
913
Important: 4 very important "with multi-line
string!"
914
915
916
917
918
919
920
921
922
AP: 0
Acceptance: 1 Inf(0)
--BODY--
State: 0 {0} 1
State: 1 0
--END--
EOF

expecterr input <<EOF
923
input:6.1-7.8: ignoring unsupported header "Important:"
924
925
926
927
928
929
930
931
932
933
	(but the capital indicates information that should not be ignored)
EOF

cat >expected <<EOF
HOA: v1
States: 2
Start: 0
AP: 0
acc-name: Buchi
Acceptance: 1 Inf(0)
934
935
properties: trans-labels explicit-labels state-acc complete
properties: deterministic
936
937
938
939
940
941
942
943
944
--BODY--
State: 0 {0}
[t] 1
State: 1
[t] 0
--END--
EOF

diff expected input.out
945

946
# DOS-style new lines should have the same output.
947
perl -pe -e 's/$/\r/' input
948
autfilt --hoa input 2>stderr && exit 1
949
950
951
cat stderr
diff stderr input.exp
diff expected input.out
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994

# Error recovery

cat >input <<EOF
HOA: v1
States: 2
Start: 0
AP: 0
acc-name: Buchi
Acceptance: 1 Inf(0)
--BODY--
State: 0 {a}  /* not a digit */
[t] 1
State: 1
[a] 0         /* not a digit */
--END--
HOA: v1
Acceptance: 1 Inf(0)
States: 2
Start: 0
AP: 0
acc-name: Buchi
--BODY--
State: 0 {0}
[t] "f" 1     /* WTF? */
State: 1
[t] 0
--END--
some garbage HOA: v1
Acceptance: 1 Inf(0)
States: 2
Start: 0
AP: 0
acc-name: Buchi
--BODY--
Stat: 0 {0}  /* not State: */
[t] 1
State: 1
[t] 0
--END--
this is complete garbage!
--END--
and even more garbage
995
996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
DRA v2 explicit
Comment: "Safra[NBA=2]"
States: 2
garbage  /* <<--- */
Acceptance-Pairs: 1
Start: 0
AP: 1 "a"
---
State: 0
Acc-Sig:
0
1
State: 1
Acc-Sig: +0
0
1
more garbage
DRA v2 explicit
Comment: "Safra[NBA=2]"
States: 2
Acceptance-Pairs: 1
Start: 0
AP: 1 "a"
---
State: 0
Acc-Sig:
0
1
State: 1
Acc-Sig: +0
0
1
HOA: v1
States: 1
Start: 0
AP: 0
Acceptance: 1 Inf(0)
--BODY--
State: 0 {0}
[t] 0
--END--
garbage
1037
1038
EOF

1039
se='syntax error, unexpected'  # this is just to keep lines short
1040
expecterr input <<EOF
1041
input:8.11: $se identifier, expecting integer or '}'
1042
input:8.10-12: ignoring this invalid acceptance set
1043
input:11.2: $se identifier
1044
input:11.1-3: ignoring this invalid label
1045
input:21.5-7: $se string, expecting integer
1046
input:25.1: $se \$undefined
1047
input:32.1-5: $se header name, expecting --END-- or State:
1048
input:28.1-8: initial state 0 has no definition
1049
input:25.1-12: leading garbage was ignored
1050
input:37.1: $se 't'
1051
1052
1053
1054
input:43.1: $se \$undefined
input:56.1: $se \$undefined, expecting State: or end of DSTAR automaton
input:37.1-39.21: leading garbage was ignored
input:81.1: $se \$undefined
1055
autfilt: failed to read automaton from input
1056
EOF
1057

1058
1059
1060
1061
1062
1063
1064
1065
1066
1067
1068
1069
1070
1071
1072
# More error recovery in DSTAR automata
cat >input <<EOF
DRA v2 explicit
Comment: "Safra[NBA=2]"
States: 3
States: 3
Start: 0
AP: 2 "a" "b"
---
State: 0
Acc-Sig:
1
0
2
2
1073
State: 1 "some name"
1074
1075
1076
1077
1078
Acc-Sig: -0
1
1
1
1
1079
State: 2 "another name"
1080
1081
1082
1083
1084
1085
1086
1087
1088
1089
1090
1091
1092
Acc-Sig: +0
2
2
2
2
never { /* true */
accept_init:
	if
	:: (1) -> goto accept_init
	fi;
}
EOF

1093
autfilt input -H >output 2>&1 && exit 1
1094
1095
1096
1097
1098
1099
1100
1101
1102
1103
1104
1105
1106
1107
1108
1109
1110
1111
1112
cat output
cat >expected <<EOF
input:1.16-4.9: redeclaration of state count
input:1.16-6.13: missing acceptance-pair count
input:15.11: no acceptance pairs have been declared
input:21.11: no acceptance pairs have been declared
HOA: v1
States: 3
Start: 0
AP: 2 "a" "b"
acc-name: all
Acceptance: 0 t
properties: trans-labels explicit-labels state-acc complete
properties: deterministic
--BODY--
State: 0
[0&!1] 0
[!0&!1] 1
[1] 2
1113
State: 1 "some name"
1114
[t] 1
1115
State: 2 "another name"
1116
1117
1118
1119
1120
1121
1122
1123
1124
1125
1126
1127
1128
1129
1130
1131
1132
[t] 2
--END--
HOA: v1
States: 1
Start: 0
AP: 0
acc-name: Buchi
Acceptance: 1 Inf(0)
properties: trans-labels explicit-labels state-acc colored complete
properties: deterministic
--BODY--
State: 0 {0}
[t] 0
--END--
EOF
diff output expected

1133
1134
1135
1136
1137
1138
1139
1140
1141
1142
1143
1144
1145
1146
1147
1148
1149
1150
1151
1152
1153
1154
1155
1156
1157
1158
1159
1160
1161
1162
1163
1164
1165
1166
1167
1168
1169
1170
1171
1172
1173
1174
1175
1176
1177
1178
1179
1180
1181
1182
1183
1184
1185
1186
1187
1188
1189
1190
1191
1192
1193
1194
1195
1196
1197
# A comment can contain --BODY-- or --END--, so we do not want to be
# smart about it.
cat >input <<EOF
HOA: v1
States: 2
Start: 0
AP: 0
acc-name: Buchi /* unclosed comment
Acceptance: 1 Inf(0)
--BODY--
State: 0 {0}
[t] 1
State: 1
[t] 0
--END--
HOA: v1
States: 2
Start: 0
AP: 0
acc-name: Buchi
Acceptance: 1 Inf(0)
--BODY--
State: 0 {0}
[t] 1
State: 1
[t] 0
--END--
EOF

expecterr input <<EOF
input:5.17-25.1: unclosed comment
input:5.17-25.1: syntax error, unexpected end of file
autfilt: failed to read automaton from input
EOF

# Likewise for strings
cat >input <<EOF
HOA: v1
States: 2
Start: 0
tool: "unterminated string
AP: 0
acc-name: Buchi
Acceptance: 1 Inf(0)
--BODY--
State: 0 {0}
[t] 1
State: 1
[t] 0
--END--
HOA: v1
States: 2
Start: 0
AP: 0
acc-name: Buchi
Acceptance: 1 Inf(0)
--BODY--
State: 0 {0}
[t] 1
State: 1
[t] 0
--END--
EOF

expecterr input <<EOF
1198
1199
input:4.7-26.1: unclosed string
input:26.1: syntax error, unexpected end of file
1200
1201
autfilt: failed to read automaton from input
EOF
1202
1203
1204
1205

expecterr non-existant<<EOF
autfilt: Cannot open file non-existant
EOF
1206

1207
run 2 ../ikwiad -XH foob 2>output.err
1208
1209
grep 'foob:1.1: Cannot open file foob' output.err

1210
# Make sure we can read multiple automata from stdin
1211
1212
ltl2tgba 'a U b' 'GFa' --hoa | grep -v '^name:' > input
autfilt --hoa < input | autfilt --hoa > output
1213
diff input output
1214
1215
1216
1217
1218
1219
1220
1221
1222
1223
1224
1225
1226
1227
1228
1229
1230
1231
1232



# Parse something in debug mode, to exercise the %printer
cat >input <<EOF
HOA: v1
States: 2
Start: 0
AP: 0
acc-name: Buchi
Acceptance: 1 Inf(0)
--BODY--
State: 0 {0}
[t] 1
State: 1
[t] 0
--END--
EOF

1233
run 0 ../ikwiad -d -XH input 2> output.err
1234
1235
grep -- "--BODY--" output.err
grep "identifier.*v1" output.err
1236
1237
1238
1239



# This was generated by
1240
#      randaut -n 10 -Hl 3 -e 0.055 --seed=3 | fmt
1241
1242
1243
1244
1245
1246
1247
1248
1249
1250
1251
1252
1253
1254
1255
1256
1257
1258
1259
1260
1261
1262
1263
1264
1265
1266
1267
1268
1269
1270
1271
1272
1273
1274
1275
1276
1277
1278
1279
1280
1281
1282
1283
1284
1285
1286
1287
1288
1289
1290
1291
1292
1293
1294
1295
1296
1297
1298
1299
1300
1301
1302
1303
1304
1305
1306
1307
1308
1309
1310
1311
1312
1313
1314
1315
1316
cat > input <<EOF
HOA: v1 States: 10 Start: 0 AP: 3 "p0" "p1" "p2" acc-name: all Acceptance:
0 t properties: trans-labels explicit-labels state-acc deterministic
--BODY-- State: 0 [0&!1&2] 0 [0&1&2] 1 State: 1 [0&1&2] 2 State: 2
[!0&1&!2] 3 State: 3 [!0&1&!2] 4 State: 4 [!0&1&2] 1 [0&!1&!2] 5 State:
5 [!0&1&2] 6 State: 6 [!0&1&2] 7 State: 7 [0&1&2] 8 State: 8 [!0&!1&2]
9 State: 9 [0&1&2] 2 [!0&!1&!2] 6 [!0&1&!2] 1 --END-- HOA: v1 States: 10
Start: 0 AP: 3 "p0" "p1" "p2" acc-name: all Acceptance: 0 t properties:
trans-labels explicit-labels state-acc deterministic --BODY-- State: 0
[!0&1&2] 1 State: 1 [0&!1&!2] 2 State: 2 [!0&1&!2] 3 State: 3 [0&!1&2]
4 [!0&!1&!2] 5 [!0&1&!2] 6 State: 4 [!0&!1&!2] 7 [0&!1&2] 0 State: 5
[0&1&!2] 8 State: 6 [!0&1&!2] 7 State: 7 [!0&1&!2] 9 State: 8 [!0&1&2]
2 State: 9 [0&1&2] 6 --END-- HOA: v1 States: 10 Start: 0 AP: 3 "p0"
"p1" "p2" acc-name: all Acceptance: 0 t properties: trans-labels
explicit-labels state-acc deterministic --BODY-- State: 0 [0&1&!2]
1 State: 1 [0&1&!2] 2 [0&!1&!2] 3 State: 2 [!0&1&!2] 1 [!0&!1&!2] 4
State: 3 [0&1&!2] 5 State: 4 [!0&1&2] 3 [!0&!1&2] 6 State: 5 [0&1&!2]
7 State: 6 [!0&!1&!2] 8 State: 7 [!0&!1&!2] 5 State: 8 [!0&!1&!2] 9
[0&1&!2] 6 State: 9 [!0&1&2] 8 [0&!1&2] 4 [!0&!1&!2] 7 --END-- HOA:
v1 States: 10 Start: 0 AP: 3 "p0" "p1" "p2" acc-name: all Acceptance:
0 t properties: trans-labels explicit-labels state-acc --BODY-- State:
0 [0&1&2] 1 State: 1 [0&1&2] 2 State: 2 [0&!1&!2] 3 [0&!1&2] 4 [0&!1&2]
0 State: 3 [!0&1&2] 1 [0&!1&2] 2 [!0&!1&2] 5 State: 4 [0&1&!2] 6 State: 5
[!0&1&!2] 7 State: 6 [0&!1&!2] 2 State: 7 [!0&!1&2] 8 State: 8 [0&!1&!2]
9 State: 9 [!0&1&!2] 7 [!0&1&!2] 6 --END-- HOA: v1 States: 10 Start: 0 AP:
3 "p0" "p1" "p2" acc-name: all Acceptance: 0 t properties: trans-labels
explicit-labels state-acc --BODY-- State: 0 [!0&!1&2] 1 State: 1 [!0&!1&2]
2 State: 2 [0&1&!2] 3 State: 3 [!0&1&!2] 4 State: 4 [!0&1&2] 5 State:
5 [0&!1&!2] 6 State: 6 [!0&!1&!2] 5 [!0&!1&!2] 7 State: 7 [!0&!1&!2] 7
[!0&!1&2] 6 [0&!1&2] 8 State: 8 [0&1&2] 8 [0&1&!2] 9 State: 9 [0&!1&2]
2 --END-- HOA: v1 States: 10 Start: 0 AP: 3 "p0" "p1" "p2" acc-name:
all Acceptance: 0 t properties: trans-labels explicit-labels state-acc
deterministic --BODY-- State: 0 [!0&!1&2] 1 State: 1 [0&!1&!2] 2 State: 2
[!0&!1&2] 3 State: 3 [!0&!1&!2] 4 State: 4 [!0&1&!2] 5 State: 5 [!0&1&2]
6 State: 6 [0&1&!2] 1 [!0&!1&!2] 3 [!0&1&2] 7 State: 7 [0&1&2] 8 State:
8 [0&!1&!2] 7 [0&1&!2] 9 State: 9 [0&1&2] 0 --END-- HOA: v1 States: 10
Start: 0 AP: 3 "p0" "p1" "p2" acc-name: all Acceptance: 0 t properties:
trans-labels explicit-labels state-acc deterministic --BODY-- State: 0
[0&1&!2] 1 State: 1 [!0&1&2] 2 State: 2 [0&1&2] 3 State: 3 [0&1&!2] 4
State: 4 [!0&!1&2] 5 State: 5 [!0&!1&!2] 6 State: 6 [!0&1&!2] 7 State: 7
[!0&!1&!2] 3 [!0&1&2] 8 State: 8 [0&!1&2] 9 State: 9 [!0&!1&!2] 9 [0&!1&2]
3 [!0&1&!2] 2 --END-- HOA: v1 States: 10 Start: 0 AP: 3 "p0" "p1" "p2"
acc-name: all Acceptance: 0 t properties: trans-labels explicit-labels
state-acc --BODY-- State: 0 [0&!1&!2] 1 State: 1 [!0&!1&2] 2 [0&!1&2] 3
State: 2 [0&!1&2] 4 State: 3 [0&!1&!2] 5 [0&!1&!2] 6 State: 4 [0&!1&!2] 7
[0&!1&2] 3 State: 5 [!0&!1&!2] 8 State: 6 [!0&!1&2] 4 [0&!1&2] 6 State: 7
[0&!1&2] 4 [!0&!1&!2] 1 State: 8 [!0&1&2] 6 [0&1&2] 9 State: 9 [0&1&!2]
3 --END-- HOA: v1 States: 10 Start: 0 AP: 3 "p0" "p1" "p2" acc-name:
all Acceptance: 0 t properties: trans-labels explicit-labels state-acc
--BODY-- State: 0 [!0&1&2] 1 State: 1 [!0&!1&!2] 2 [!0&!1&2] 3 [!0&1&2]
4 [!0&1&2] 5 State: 2 [0&1&!2] 2 [0&!1&2] 6 State: 3 [0&1&2] 3 [0&!1&2] 7
[!0&1&2] 2 State: 4 [!0&!1&!2] 8 State: 5 [0&!1&!2] 2 [!0&!1&2] 6 State:
6 [!0&!1&2] 2 [!0&1&!2] 7 State: 7 [0&1&2] 9 State: 8 [!0&1&2] 7 State:
9 [!0&1&2] 2 --END-- HOA: v1 States: 10 Start: 0 AP: 3 "p0" "p1" "p2"
acc-name: all Acceptance: 0 t properties: trans-labels explicit-labels
state-acc deterministic --BODY-- State: 0 [!0&!1&!2] 1 State: 1 [0&1&!2] 2
[!0&!1&!2] 3 [0&!1&2] 4 State: 2 [0&1&!2] 5 State: 3 [!0&!1&!2] 6 State:
4 [!0&!1&!2] 7 State: 5 [!0&1&2] 2 State: 6 [!0&!1&2] 8 State: 7 [0&1&2]
9 State: 8 [0&!1&!2] 7 State: 9 [!0&1&!2] 1 [0&1&!2] 7 --END--
EOF

expectok input --is-deter --stats='%F:%L: %c' <<EOF
input:1.1-6.53: 2
input:6.55-12.28: 2
input:12.30-18.62: 5
input:30.11-35.51: 1
input:35.53-41.21: 3
input:53.22-58.62: 3
EOF

expectok input -v --is-deter --stats='%F:%L: %n' <<EOF
input:18.64-24.42: 2
input:24.44-30.9: 1
input:41.23-47.9: 1
input:47.11-53.20: 1
EOF
1317
1318
1319
1320
1321
1322
1323
1324
1325
1326
1327
1328
1329
1330
1331
1332
1333
1334
1335
1336
1337
1338
1339
1340
1341
1342
1343
1344
1345
1346
1347
1348
1349
1350
1351
1352
1353
1354
1355
1356
1357
1358
1359
1360
1361
1362
1363
1364
1365
1366
1367

# An example from ltl3ba
cat >input <<EOF
HOA: v1
tool: "ltl3ba" "1.1.0 - working copy"
name: "BA for GFa && GF(b&&c) && GF(d||e) || x"
States: 6
Start: 0
acc-name: Buchi
Acceptance: 1 Inf(0)
AP: 6 "a" "b" "c" "d" "e" "x"
properties: trans-labels explicit-labels state-acc no-univ-branch
--BODY--
State: 0 "T0_init"
 [(5)] 5
 [t] 4
 [(0)] 3
 [(0 & 1 & 2)] 2
 [(0 & 1 & 2 & !3 & 4) | (0 & 1 & 2 & 3)] 1
State: 1 "accept_S1" {0}
 [t] 4
 [(0)] 3
 [(0 & 1 & 2)] 2
 [(0 & 1 & 2 & !3 & 4) | (0 & 1 & 2 & 3)] 1
State: 2 "T2_S1"
 [t] 2
 [(!3 & 4) | (3)] 1
State: 3 "T1_S1"
 [t] 3
 [(1 & 2)] 2
 [(1 & 2 & !3 & 4) | (1 & 2 & 3)] 1
State: 4 "T0_S1"
 [t] 4
 [(0)] 3
 [(0 & 1 & 2)] 2
 [(0 & 1 & 2 & !3 & 4) | (0 & 1 & 2 & 3)] 1
State: 5 "accept_all" {0}
 [t] 5
--END--
EOF

expectok input <<EOF
HOA: v1
name: "BA for GFa && GF(b&&c) && GF(d||e) || x"
States: 6
Start: 0
AP: 6 "a" "b" "c" "d" "e" "x"
acc-name: Buchi
Acceptance: 1 Inf(0)
properties: trans-labels explicit-labels state-acc complete
--BODY--
1368
State: 0 "T0_init"
1369
1370
1371
1372
1373
[5] 5
[t] 4
[0] 3
[0&1&2] 2
[0&1&2&3 | 0&1&2&4] 1
1374
State: 1 "accept_S1" {0}
1375
1376
1377
1378
[t] 4
[0] 3
[0&1&2] 2
[0&1&2&3 | 0&1&2&4] 1
1379
State: 2 "T2_S1"
1380
1381
[t] 2
[3 | 4] 1
1382
State: 3 "T1_S1"
1383
1384
1385
[t] 3
[1&2] 2
[1&2&3 | 1&2&4] 1
1386
State: 4 "T0_S1"
1387
1388
1389
1390
[t] 4
[0] 3
[0&1&2] 2
[0&1&2&3 | 0&1&2&4] 1
1391
State: 5 "accept_all" {0}
1392
1393
1394
[t] 5
--END--
EOF
1395
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1400
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1433
1434
1435
1436

# Another example from ltl3ba
# Here we make sure that we do not always need to create a fake
# initial state when multiple initial states are used.
cat >input <<EOF
HOA: v1
tool: "ltl3ba" "1.1.0 - working copy"
name: "TGBA for GFa && GF(b&&c) && GF(d||e) || x"
States: 3
Start: 0
Start: 2
acc-name: generalized-Buchi 3
Acceptance: 3 Inf(0) & Inf(1) & Inf(2)
AP: 6 "a" "b" "c" "d" "e" "x"
properties: trans-labels explicit-labels trans-acc no-univ-branch
--BODY--
State: 0 "(x)"
 [(5)] 1 {0 1 2}
State: 1 "t"
 [t] 1 {0 1 2}
State: 2 "G((F(a) && F((b) && (c))) && F((d) || (e)))"
 [t] 2
 [(0)] 2 {0}
 [(1 & 2)] 2 {1}
 [(0 & 1 & 2)] 2 {0 1}
 [(!3 & 4) | (3)] 2 {2}
 [(0 & !3 & 4) | (0 & 3)] 2 {0 2}
 [(1 & 2 & !3 & 4) | (1 & 2 & 3)] 2 {1 2}
 [(0 & 1 & 2 & !3 & 4) | (0 & 1 & 2 & 3)] 2 {0 1 2}
--END--
EOF

expectok input <<EOF
HOA: v1
name: "TGBA for GFa && GF(b&&c) && GF(d||e) || x"
States: 3
Start: 0
AP: 6 "a" "b" "c" "d" "e" "x"
acc-name: generalized-Buchi 3
Acceptance: 3 Inf(0)&Inf(1)&Inf(2)
properties: trans-labels explicit-labels trans-acc complete
--BODY--
1437
State: 0 "(x)"
1438
1439
1440
1441
1442
1443
1444
1445
1446
[5] 1 {0 1 2}
[t] 2
[0] 2
[1&2] 2
[0&1&2] 2
[3 | 4] 2
[0&3 | 0&4] 2
[1&2&3 | 1&2&4] 2
[0&1&2&3 | 0&1&2&4] 2
1447
State: 1 "t"
1448
[t] 1 {0 1 2}
1449
State: 2 "G((F(a) && F((b) && (c))) && F((d) || (e)))"
1450
1451
1452
1453
1454
1455
1456
1457
1458
1459
[t] 2
[0] 2 {0}
[1&2] 2 {1}
[0&1&2] 2 {0 1}
[3 | 4] 2 {2}
[0&3 | 0&4] 2 {0 2}
[1&2&3 | 1&2&4] 2 {1 2}
[0&1&2&3 | 0&1&2&4] 2 {0 1 2}
--END--
EOF
1460
1461


1462
# named states can be output as comments in never claim
1463
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1471
1472
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1483
cat >input <<EOF
HOA: v1
name: "a U b"
States: 2
Start: 1
AP: 2 "a" "b"
acc-name: Buchi
Acceptance: 1 Inf(0)
properties: trans-labels explicit-labels state-acc deterministic
--BODY--
State: 0 "s0" {0}
[t] 0
State: 1 "s1"
[1] 0
[0&!1] 1
--END--
EOF
expectok input --spin=c <<EOF
never { /* a U b */
T0_init: /* s1 */
  if
1484
  :: (b) -> goto accept_all
1485
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1487
1488
1489
1490
  :: ((a) && (!(b))) -> goto T0_init
  fi;
accept_all: /* s0 */
  skip
}
EOF
1491
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1501
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1504
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1532
1533
1534


# ltl3ba 1.1.1 has a bug where it outputs
#   Acceptance: 1 t
# when it meant
#   Acceptance: 1 Inf(0)
# and a development version of our parser would
# incorrectly interpret the former as the latter.

cat >input <<EOF
HOA: v1
tool: "ltl3ba" "1.1.1"
name: "TGBA for Fa"
States: 2
Start: 0
acc-name: generalized-Buchi 1
Acceptance: 1 t
AP: 1 "a"
properties: trans-labels explicit-labels trans-acc no-univ-branch
--BODY--
State: 0 "F(a)"
 [(0)] 1 {0}
 [(!0)] 0
State: 1 "t"
 [t] 1 {0}
--END--
/* Also try with more acceptance sets */
HOA: v1
States: 1
Start: 0
AP: 3 "a" "b" "c"
Acceptance: 5 Inf(0)&Inf(4)&Inf(2)&Inf(!2)
properties: trans-labels explicit-labels trans-acc complete deterministic
--BODY--
State: 0
[0&1&2] 0 {0 4 2}
[!0&1&2] 0 {4 2}
[0&!1&2] 0 {0 2}
[!0&!1&2] 0 {2}
[0&1&!2] 0 {0 4}
[!0&1&!2] 0 {4}
[0&!1&!2] 0 {0}
[!0&!1&!2] 0
--END--
1535
1536
1537
1538
HOA: v1
States: 2
Start: 0
AP: 2 "a" "b"
1539
acc-name: Rabin 2
1540
1541
1542
1543
1544
1545
1546
1547
1548
1549
1550
1551
1552
Acceptance: 4 (Fin(0) & Inf(1)) | (Fin(2) & Inf(3))
properties: trans-labels explicit-labels state-acc deterministic
--BODY--
State: 0 {2}
[0&!1] 1
[!0&1] 0
[0&1] 1
State: 1 {1 2}
[!0&!1] 1
[0&!1] 1
[!0&1] 1
[0&1] 1
--END--
1553
1554
EOF

1555
expectok input -v --is-empty <<EOF
1556
1557
1558
1559
1560
HOA: v1
name: "TGBA for Fa"
States: 2
Start: 0
AP: 1 "a"
1561
Acceptance: 1 t
1562
1563
properties: trans-labels explicit-labels trans-acc complete
properties: deterministic
1564
1565
--BODY--
State: 0 "F(a)"
1566
[0] 1 {0}
1567
1568
[!0] 0
State: 1 "t"
1569
[t] 1 {0}
1570
1571
1572
1573
1574
--END--
HOA: v1
States: 1
Start: 0
AP: 3 "a" "b" "c"
1575
Acceptance: 6 Inf(0)&Inf(2)&Inf(4)&Inf(5)
1576
1577
properties: trans-labels explicit-labels trans-acc complete
properties: deterministic
1578
1579
--BODY--
State: 0
1580
1581
1582
1583
1584
1585
1586
1587
[0&1&2] 0 {0 2 4}
[!0&1&2] 0 {2 4}
[0&!1&2] 0 {0 2}
[!0&!1&2] 0 {2}
[0&1&!2] 0 {0 4 5}
[!0&1&!2] 0 {4 5}
[0&!1&!2] 0 {0 5}
[!0&!1&!2] 0 {5}
1588
--END--
1589
1590
1591
1592
HOA: v1
States: 2
Start: 0
AP: 2 "a" "b"
1593
acc-name: Rabin 2
1594
1595
1596
1597
1598
1599
1600
1601
1602
1603
1604
1605
1606
Acceptance: 4 (Fin(0) & Inf(1)) | (Fin(2) & Inf(3))
properties: trans-labels explicit-labels state-acc deterministic
--BODY--
State: 0 {2}
[0&!1] 1
[!0&1] 0
[0&1] 1
State: 1 {1 2}
[!0&!1] 1
[0&!1] 1
[!0&1] 1
[0&1] 1
--END--
1607
EOF
1608
1609


1610
1611
1612
1613
1614
1615
1616
1617
1618
1619
1620
1621
1622
1623
1624
1625
1626
1627
# Test removal of useless acceptance sets

# The mapping of acceptance sets for the second automaton is
#   input   ->  output
#     0     ->    0
#     1     ->   removed
#     2     ->    1
#     3     ->   removed
#     4     ->    2
#    !2     ->    3
expectok input --cleanup-acc <<EOF
HOA: v1
name: "TGBA for Fa"
States: 2
Start: 0
AP: 1 "a"
acc-name: all
Acceptance: 0 t
1628
1629
properties: trans-labels explicit-labels state-acc complete
properties: deterministic
1630
1631
1632
1633
1634
1635
1636
1637
1638
1639
1640
1641
1642
--BODY--
State: 0 "F(a)"
[0] 1
[!0] 0
State: 1 "t"
[t] 1
--END--
HOA: v1
States: 1
Start: 0
AP: 3 "a" "b" "c"
acc-name: generalized-Buchi 4
Acceptance: 4 Inf(0)&Inf(1)&Inf(2)&Inf(3)
1643
1644
properties: trans-labels explicit-labels trans-acc complete
properties: deterministic
1645
1646
1647
1648
1649
1650
1651
1652
1653
1654