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/********************* */
/*! \file node_manager_white.h
** \verbatim
** Top contributors (to current version):
** Morgan Deters, Andres Noetzli, Tim King
** This file is part of the CVC4 project.
** Copyright (c) 2009-2020 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 White box testing of CVC4::NodeManager.
**
** White box testing of CVC4::NodeManager.
**/
#include <cxxtest/TestSuite.h>
#include <string>
#include "expr/node_manager.h"
#include "test_utils.h"
#include "util/integer.h"
#include "util/rational.h"
using namespace CVC4;
using namespace CVC4::expr;
class NodeManagerWhite : public CxxTest::TestSuite {
NodeManager* d_nm;
NodeManagerScope* d_scope;
public:
void setUp() override
{
d_nm = new NodeManager(NULL);
d_scope = new NodeManagerScope(d_nm);
}
void tearDown() override
{
delete d_scope;
delete d_nm;
}
void testMkConstRational() {
Rational i("3");
Node n = d_nm->mkConst(i);
Node m = d_nm->mkConst(i);
TS_ASSERT_EQUALS(n.getId(), m.getId());
}
void testOversizedNodeBuilder() {
NodeBuilder<> nb;
TS_ASSERT_THROWS_NOTHING(nb.realloc(15));
TS_ASSERT_THROWS_NOTHING(nb.realloc(25));
TS_ASSERT_THROWS_NOTHING(nb.realloc(256));
#ifdef CVC4_ASSERTIONS
TS_UTILS_EXPECT_ABORT(nb.realloc(100));
#endif /* CVC4_ASSERTIONS */
TS_ASSERT_THROWS_NOTHING(nb.realloc(257));
TS_ASSERT_THROWS_NOTHING(nb.realloc(4000));
TS_ASSERT_THROWS_NOTHING(nb.realloc(20000));
TS_ASSERT_THROWS_NOTHING(nb.realloc(60000));
TS_ASSERT_THROWS_NOTHING(nb.realloc(65535));
TS_ASSERT_THROWS_NOTHING(nb.realloc(65536));
TS_ASSERT_THROWS_NOTHING(nb.realloc(67108863));
#ifdef CVC4_ASSERTIONS
TS_UTILS_EXPECT_ABORT(nb.realloc(67108863));
#endif /* CVC4_ASSERTIONS */
}
void testTopologicalSort()
{
TypeNode boolType = d_nm->booleanType();
Node i = d_nm->mkSkolem("i", boolType);
Node j = d_nm->mkSkolem("j", boolType);
Node n1 = d_nm->mkNode(kind::AND, j, j);
Node n2 = d_nm->mkNode(kind::AND, i, n1);
{
std::vector<NodeValue*> roots = {n1.d_nv};
TS_ASSERT_EQUALS(NodeManager::TopologicalSort(roots), roots);
}
{
std::vector<NodeValue*> roots = {n2.d_nv, n1.d_nv};
std::vector<NodeValue*> result = {n1.d_nv, n2.d_nv};
TS_ASSERT_EQUALS(NodeManager::TopologicalSort(roots), result);
}
}
};
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