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/********************* */
/*! \file result_black.cpp
** \verbatim
** Top contributors (to current version):
** Aina Niemetz
** This file is part of the CVC4 project.
** Copyright (c) 2009-2021 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.\endverbatim
**
** \brief Black box testing of the Result class
**/
#include "test_api.h"
namespace CVC4 {
using namespace api;
namespace test {
class TestApiBlackResult : public TestApi
{
};
TEST_F(TestApiBlackResult, isNull)
{
CVC4::api::Result res_null;
ASSERT_TRUE(res_null.isNull());
ASSERT_FALSE(res_null.isSat());
ASSERT_FALSE(res_null.isUnsat());
ASSERT_FALSE(res_null.isSatUnknown());
ASSERT_FALSE(res_null.isEntailed());
ASSERT_FALSE(res_null.isNotEntailed());
ASSERT_FALSE(res_null.isEntailmentUnknown());
Sort u_sort = d_solver.mkUninterpretedSort("u");
Term x = d_solver.mkVar(u_sort, "x");
d_solver.assertFormula(x.eqTerm(x));
CVC4::api::Result res = d_solver.checkSat();
ASSERT_FALSE(res.isNull());
}
TEST_F(TestApiBlackResult, eq)
{
Sort u_sort = d_solver.mkUninterpretedSort("u");
Term x = d_solver.mkVar(u_sort, "x");
d_solver.assertFormula(x.eqTerm(x));
CVC4::api::Result res;
CVC4::api::Result res2 = d_solver.checkSat();
CVC4::api::Result res3 = d_solver.checkSat();
res = res2;
ASSERT_EQ(res, res2);
ASSERT_EQ(res3, res2);
}
TEST_F(TestApiBlackResult, isSat)
{
Sort u_sort = d_solver.mkUninterpretedSort("u");
Term x = d_solver.mkVar(u_sort, "x");
d_solver.assertFormula(x.eqTerm(x));
CVC4::api::Result res = d_solver.checkSat();
ASSERT_TRUE(res.isSat());
ASSERT_FALSE(res.isSatUnknown());
}
TEST_F(TestApiBlackResult, isUnsat)
{
Sort u_sort = d_solver.mkUninterpretedSort("u");
Term x = d_solver.mkVar(u_sort, "x");
d_solver.assertFormula(x.eqTerm(x).notTerm());
CVC4::api::Result res = d_solver.checkSat();
ASSERT_TRUE(res.isUnsat());
ASSERT_FALSE(res.isSatUnknown());
}
TEST_F(TestApiBlackResult, isSatUnknown)
{
d_solver.setLogic("QF_NIA");
d_solver.setOption("incremental", "false");
d_solver.setOption("solve-int-as-bv", "32");
Sort int_sort = d_solver.getIntegerSort();
Term x = d_solver.mkVar(int_sort, "x");
d_solver.assertFormula(x.eqTerm(x).notTerm());
CVC4::api::Result res = d_solver.checkSat();
ASSERT_FALSE(res.isSat());
ASSERT_TRUE(res.isSatUnknown());
}
TEST_F(TestApiBlackResult, isEntailed)
{
d_solver.setOption("incremental", "true");
Sort u_sort = d_solver.mkUninterpretedSort("u");
Term x = d_solver.mkConst(u_sort, "x");
Term y = d_solver.mkConst(u_sort, "y");
Term a = x.eqTerm(y).notTerm();
Term b = x.eqTerm(y);
d_solver.assertFormula(a);
CVC4::api::Result entailed = d_solver.checkEntailed(a);
ASSERT_TRUE(entailed.isEntailed());
ASSERT_FALSE(entailed.isEntailmentUnknown());
CVC4::api::Result not_entailed = d_solver.checkEntailed(b);
ASSERT_TRUE(not_entailed.isNotEntailed());
ASSERT_FALSE(not_entailed.isEntailmentUnknown());
}
TEST_F(TestApiBlackResult, isEntailmentUnknown)
{
d_solver.setLogic("QF_NIA");
d_solver.setOption("incremental", "false");
d_solver.setOption("solve-int-as-bv", "32");
Sort int_sort = d_solver.getIntegerSort();
Term x = d_solver.mkVar(int_sort, "x");
d_solver.assertFormula(x.eqTerm(x).notTerm());
CVC4::api::Result res = d_solver.checkEntailed(x.eqTerm(x));
ASSERT_FALSE(res.isEntailed());
ASSERT_TRUE(res.isEntailmentUnknown());
ASSERT_EQ(res.getUnknownExplanation(), api::Result::UNKNOWN_REASON);
}
} // namespace test
} // namespace CVC4
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