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/********************* */
/*! \file theory_black.h
** \verbatim
** Original author: Tim King
** Major contributors: Clark Barrett
** Minor contributors (to current version): none
** This file is part of the CVC4 project.
** Copyright (c) 2009-2013 New York University and The University of Iowa
** See the file COPYING in the top-level source directory for licensing
** information.\endverbatim
**
** \brief Black box testing of CVC4::theory
**
** Black box testing of CVC4::theory
**/
#include <cxxtest/TestSuite.h>
//Used in some of the tests
#include <vector>
#include <sstream>
#include "expr/expr_manager.h"
#include "expr/node_value.h"
#include "expr/node_builder.h"
#include "expr/node_manager.h"
#include "expr/node.h"
#include "smt/smt_engine.h"
#include "smt/smt_engine_scope.h"
#include "theory/rewriter.h"
using namespace CVC4;
using namespace CVC4::kind;
using namespace CVC4::context;
using namespace std;
using namespace CVC4::theory;
using namespace CVC4::smt;
class TheoryBlack : public CxxTest::TestSuite {
private:
ExprManager* d_em;
SmtEngine* d_smt;
NodeManager* d_nm;
SmtScope* d_scope;
public:
void setUp() {
d_em = new ExprManager();
d_smt = new SmtEngine(d_em);
d_nm = NodeManager::fromExprManager(d_em);
d_scope = new SmtScope(d_smt);
}
void tearDown() {
delete d_em;
}
void testArrayConst() {
TypeNode arrType = d_nm->mkArrayType(d_nm->integerType(), d_nm->integerType());
Node zero = d_nm->mkConst(Rational(0));
Node one = d_nm->mkConst(Rational(1));
Node storeAll = d_nm->mkConst(ArrayStoreAll(arrType.toType(), zero.toExpr()));
TS_ASSERT(storeAll.isConst());
Node arr = d_nm->mkNode(STORE, storeAll, zero, zero);
TS_ASSERT(!arr.isConst());
arr = Rewriter::rewrite(arr);
TS_ASSERT(arr.isConst());
arr = d_nm->mkNode(STORE, storeAll, zero, one);
TS_ASSERT(arr.isConst());
Node arr2 = d_nm->mkNode(STORE, arr, one, zero);
TS_ASSERT(!arr2.isConst());
arr2 = Rewriter::rewrite(arr2);
TS_ASSERT(arr2.isConst());
arr2 = d_nm->mkNode(STORE, arr, one, one);
TS_ASSERT(arr2.isConst());
arr2 = d_nm->mkNode(STORE, arr, zero, one);
TS_ASSERT(!arr2.isConst());
arr2 = Rewriter::rewrite(arr2);
TS_ASSERT(arr2.isConst());
arrType = d_nm->mkArrayType(d_nm->mkBitVectorType(1), d_nm->mkBitVectorType(1));
zero = d_nm->mkConst(BitVector(1,unsigned(0)));
one = d_nm->mkConst(BitVector(1,unsigned(1)));
storeAll = d_nm->mkConst(ArrayStoreAll(arrType.toType(), zero.toExpr()));
TS_ASSERT(storeAll.isConst());
arr = d_nm->mkNode(STORE, storeAll, zero, zero);
TS_ASSERT(!arr.isConst());
arr = Rewriter::rewrite(arr);
TS_ASSERT(arr.isConst());
arr = d_nm->mkNode(STORE, storeAll, zero, one);
arr = Rewriter::rewrite(arr);
TS_ASSERT(arr.isConst());
arr2 = d_nm->mkNode(STORE, arr, one, zero);
TS_ASSERT(!arr2.isConst());
arr2 = Rewriter::rewrite(arr2);
TS_ASSERT(arr2.isConst());
arr2 = d_nm->mkNode(STORE, arr, one, one);
TS_ASSERT(!arr2.isConst());
arr2 = Rewriter::rewrite(arr2);
TS_ASSERT(arr2.isConst());
arr2 = d_nm->mkNode(STORE, arr, zero, one);
TS_ASSERT(!arr2.isConst());
arr2 = Rewriter::rewrite(arr2);
TS_ASSERT(arr2.isConst());
arrType = d_nm->mkArrayType(d_nm->mkBitVectorType(2), d_nm->mkBitVectorType(2));
zero = d_nm->mkConst(BitVector(2,unsigned(0)));
one = d_nm->mkConst(BitVector(2,unsigned(1)));
Node two = d_nm->mkConst(BitVector(2,unsigned(2)));
Node three = d_nm->mkConst(BitVector(2,unsigned(3)));
storeAll = d_nm->mkConst(ArrayStoreAll(arrType.toType(), one.toExpr()));
TS_ASSERT(storeAll.isConst());
arr = d_nm->mkNode(STORE, storeAll, zero, zero);
TS_ASSERT(arr.isConst());
arr2 = d_nm->mkNode(STORE, arr, one, zero);
TS_ASSERT(!arr2.isConst());
arr2 = Rewriter::rewrite(arr2);
TS_ASSERT(arr2.isConst());
arr = d_nm->mkNode(STORE, storeAll, one, three);
TS_ASSERT(arr.isConst());
arr2 = d_nm->mkNode(STORE, arr, one, one);
TS_ASSERT(!arr2.isConst());
arr2 = Rewriter::rewrite(arr2);
TS_ASSERT(arr2 == storeAll);
arr2 = d_nm->mkNode(STORE, arr, zero, zero);
TS_ASSERT(!arr2.isConst());
TS_ASSERT(Rewriter::rewrite(arr2).isConst());
arr2 = d_nm->mkNode(STORE, arr2, two, two);
TS_ASSERT(!arr2.isConst());
TS_ASSERT(Rewriter::rewrite(arr2).isConst());
arr2 = d_nm->mkNode(STORE, arr2, three, one);
TS_ASSERT(!arr2.isConst());
TS_ASSERT(Rewriter::rewrite(arr2).isConst());
arr2 = d_nm->mkNode(STORE, arr2, three, three);
TS_ASSERT(!arr2.isConst());
TS_ASSERT(Rewriter::rewrite(arr2).isConst());
arr2 = d_nm->mkNode(STORE, arr2, two, zero);
TS_ASSERT(!arr2.isConst());
arr2 = Rewriter::rewrite(arr2);
TS_ASSERT(arr2.isConst());
}
};
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