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/********************* */
/*! \file grammar_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 guards of the C++ API functions.
**
** Black box testing of the guards of the C++ API functions.
**/
#include "test_api.h"
namespace CVC5 {
using namespace api;
namespace test {
class TestApiBlackGrammar : public TestApi
{
};
TEST_F(TestApiBlackGrammar, addRule)
{
Sort boolean = d_solver.getBooleanSort();
Sort integer = d_solver.getIntegerSort();
Term nullTerm;
Term start = d_solver.mkVar(boolean);
Term nts = d_solver.mkVar(boolean);
Grammar g = d_solver.mkSygusGrammar({}, {start});
ASSERT_NO_THROW(g.addRule(start, d_solver.mkBoolean(false)));
ASSERT_THROW(g.addRule(nullTerm, d_solver.mkBoolean(false)),
CVC4ApiException);
ASSERT_THROW(g.addRule(start, nullTerm), CVC4ApiException);
ASSERT_THROW(g.addRule(nts, d_solver.mkBoolean(false)), CVC4ApiException);
ASSERT_THROW(g.addRule(start, d_solver.mkInteger(0)), CVC4ApiException);
ASSERT_THROW(g.addRule(start, nts), CVC4ApiException);
d_solver.synthFun("f", {}, boolean, g);
ASSERT_THROW(g.addRule(start, d_solver.mkBoolean(false)), CVC4ApiException);
}
TEST_F(TestApiBlackGrammar, addRules)
{
Sort boolean = d_solver.getBooleanSort();
Sort integer = d_solver.getIntegerSort();
Term nullTerm;
Term start = d_solver.mkVar(boolean);
Term nts = d_solver.mkVar(boolean);
Grammar g = d_solver.mkSygusGrammar({}, {start});
ASSERT_NO_THROW(g.addRules(start, {d_solver.mkBoolean(false)}));
ASSERT_THROW(g.addRules(nullTerm, {d_solver.mkBoolean(false)}),
CVC4ApiException);
ASSERT_THROW(g.addRules(start, {nullTerm}), CVC4ApiException);
ASSERT_THROW(g.addRules(nts, {d_solver.mkBoolean(false)}), CVC4ApiException);
ASSERT_THROW(g.addRules(start, {d_solver.mkInteger(0)}), CVC4ApiException);
ASSERT_THROW(g.addRules(start, {nts}), CVC4ApiException);
d_solver.synthFun("f", {}, boolean, g);
ASSERT_THROW(g.addRules(start, {d_solver.mkBoolean(false)}),
CVC4ApiException);
}
TEST_F(TestApiBlackGrammar, addAnyConstant)
{
Sort boolean = d_solver.getBooleanSort();
Term nullTerm;
Term start = d_solver.mkVar(boolean);
Term nts = d_solver.mkVar(boolean);
Grammar g = d_solver.mkSygusGrammar({}, {start});
ASSERT_NO_THROW(g.addAnyConstant(start));
ASSERT_NO_THROW(g.addAnyConstant(start));
ASSERT_THROW(g.addAnyConstant(nullTerm), CVC4ApiException);
ASSERT_THROW(g.addAnyConstant(nts), CVC4ApiException);
d_solver.synthFun("f", {}, boolean, g);
ASSERT_THROW(g.addAnyConstant(start), CVC4ApiException);
}
TEST_F(TestApiBlackGrammar, addAnyVariable)
{
Sort boolean = d_solver.getBooleanSort();
Term nullTerm;
Term x = d_solver.mkVar(boolean);
Term start = d_solver.mkVar(boolean);
Term nts = d_solver.mkVar(boolean);
Grammar g1 = d_solver.mkSygusGrammar({x}, {start});
Grammar g2 = d_solver.mkSygusGrammar({}, {start});
ASSERT_NO_THROW(g1.addAnyVariable(start));
ASSERT_NO_THROW(g1.addAnyVariable(start));
ASSERT_NO_THROW(g2.addAnyVariable(start));
ASSERT_THROW(g1.addAnyVariable(nullTerm), CVC4ApiException);
ASSERT_THROW(g1.addAnyVariable(nts), CVC4ApiException);
d_solver.synthFun("f", {}, boolean, g1);
ASSERT_THROW(g1.addAnyVariable(start), CVC4ApiException);
}
} // namespace test
} // namespace CVC5
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