1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
|
/******************************************************************************
* Top contributors (to current version):
* Alex Ozdemir, Aina Niemetz
*
* This file is part of the cvc5 project.
*
* Copyright (c) 2009-2025 by the authors listed in the file AUTHORS
* in the top-level source directory and their institutional affiliations.
* All rights reserved. See the file COPYING in the top-level source
* directory for licensing information.
* ****************************************************************************
*
* Black box testing of the finite-field related API methods.
*
* In its own file because it requires cvc5 to be built with --cocoa.
*/
package tests;
import static io.github.cvc5.Kind.*;
import static io.github.cvc5.RoundingMode.*;
import static org.junit.jupiter.api.Assertions.*;
import io.github.cvc5.*;
import io.github.cvc5.modes.BlockModelsMode;
import io.github.cvc5.modes.LearnedLitType;
import io.github.cvc5.modes.ProofComponent;
import java.math.BigInteger;
import java.util.*;
import java.util.concurrent.atomic.AtomicReference;
import org.junit.jupiter.api.*;
import org.junit.jupiter.api.function.Executable;
class FiniteFieldTest
{
private TermManager d_tm;
private Solver d_solver;
@BeforeEach
void setUp()
{
d_tm = new TermManager();
d_solver = new Solver(d_tm);
}
@AfterEach
void tearDown()
{
Context.deletePointers();
}
@Test
void finiteFieldTest() throws CVC5ApiException
{
d_solver.setLogic("QF_FF"); // Set the logic
Sort f5 = d_tm.mkFiniteFieldSort("5", 10);
Term a = d_tm.mkConst(f5, "a");
Term b = d_tm.mkConst(f5, "b");
Term z = d_tm.mkFiniteFieldElem("0", f5, 10);
assertEquals(f5.isFiniteField(), true);
assertEquals(f5.getFiniteFieldSize(), "5");
assertEquals(z.isFiniteFieldValue(), true);
assertEquals(z.getFiniteFieldValue(), "0");
Term inv = d_tm.mkTerm(Kind.EQUAL,
d_tm.mkTerm(Kind.FINITE_FIELD_ADD,
d_tm.mkTerm(Kind.FINITE_FIELD_MULT, a, b),
d_tm.mkFiniteFieldElem("-1", f5, 10)),
z);
Term aIsTwo = d_tm.mkTerm(
Kind.EQUAL, d_tm.mkTerm(Kind.FINITE_FIELD_ADD, a, d_tm.mkFiniteFieldElem("-2", f5, 10)), z);
d_solver.assertFormula(inv);
d_solver.assertFormula(aIsTwo);
Result r = d_solver.checkSat();
assertEquals(r.isSat(), true);
Term bIsTwo = d_tm.mkTerm(
Kind.EQUAL, d_tm.mkTerm(Kind.FINITE_FIELD_ADD, b, d_tm.mkFiniteFieldElem("-2", f5, 10)), z);
d_solver.assertFormula(bIsTwo);
r = d_solver.checkSat();
assertEquals(r.isSat(), false);
}
}
|
