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https://github.com/AdaCore/cvc5.git
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111 lines
2.9 KiB
Java
111 lines
2.9 KiB
Java
/******************************************************************************
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* Top contributors (to current version):
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* Mudathir Mohamed, Andrew Reynolds, Mathias Preiner
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*
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* This file is part of the cvc5 project.
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*
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* Copyright (c) 2009-2022 by the authors listed in the file AUTHORS
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* in the top-level source directory and their institutional affiliations.
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* All rights reserved. See the file COPYING in the top-level source
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* directory for licensing information.
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* ****************************************************************************
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*
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* Black box testing of the Result class
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*/
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package tests;
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import static org.junit.jupiter.api.Assertions.*;
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import io.github.cvc5.*;
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import org.junit.jupiter.api.AfterEach;
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import org.junit.jupiter.api.BeforeEach;
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import org.junit.jupiter.api.Test;
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class ResultTest
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{
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private Solver d_solver;
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@BeforeEach
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void setUp()
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{
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d_solver = new Solver();
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}
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@AfterEach
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void tearDown()
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{
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d_solver.close();
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}
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@Test
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void isNull()
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{
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Result res_null = d_solver.getNullResult();
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assertTrue(res_null.isNull());
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assertFalse(res_null.isSat());
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assertFalse(res_null.isUnsat());
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assertFalse(res_null.isUnknown());
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Sort u_sort = d_solver.mkUninterpretedSort("u");
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Term x = d_solver.mkConst(u_sort, "x");
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d_solver.assertFormula(x.eqTerm(x));
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Result res = d_solver.checkSat();
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assertFalse(res.isNull());
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}
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@Test
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void eq()
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{
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Sort u_sort = d_solver.mkUninterpretedSort();
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Term x = d_solver.mkConst(u_sort, "x");
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d_solver.assertFormula(x.eqTerm(x));
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Result res = null;
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Result res2 = d_solver.checkSat();
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Result res3 = d_solver.checkSat();
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assertTrue(res != res2);
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res = res2;
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assertEquals(res, res2);
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assertEquals(res3, res2);
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assertEquals(res.toString(), "sat");
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}
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@Test
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void isSat()
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{
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Sort u_sort = d_solver.mkUninterpretedSort("u");
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Term x = d_solver.mkConst(u_sort, "x");
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d_solver.assertFormula(x.eqTerm(x));
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Result res = d_solver.checkSat();
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assertTrue(res.isSat());
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assertFalse(res.isUnknown());
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}
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@Test
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void isUnsat()
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{
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Sort u_sort = d_solver.mkUninterpretedSort();
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Term x = d_solver.mkConst(u_sort, "x");
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d_solver.assertFormula(x.eqTerm(x).notTerm());
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Result res = d_solver.checkSat();
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assertTrue(res.isUnsat());
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assertFalse(res.isUnknown());
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}
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@Test
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void isUnknown() throws CVC5ApiException
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{
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d_solver.setLogic("QF_NIA");
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d_solver.setOption("incremental", "false");
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d_solver.setOption("solve-int-as-bv", "32");
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Sort int_sort = d_solver.getIntegerSort();
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Term x = d_solver.mkConst(int_sort, "x");
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d_solver.assertFormula(x.eqTerm(x).notTerm());
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Result res = d_solver.checkSat();
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assertFalse(res.isSat());
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assertTrue(res.isUnknown());
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UnknownExplanation ue = res.getUnknownExplanation();
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assertEquals(ue, UnknownExplanation.UNKNOWN_REASON);
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assertEquals(ue.toString(), "UNKNOWN_REASON");
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}
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}
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