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/****************************************************************************** |
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* Top contributors (to current version): |
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* Aina Niemetz, Andres Noetzli |
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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) 2009-2021 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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* White box testing of cvc5::Node. |
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*/ |
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#include <string> |
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#include "base/check.h" |
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#include "expr/node_builder.h" |
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#include "test_node.h" |
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#include "util/rational.h" |
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namespace cvc5 { |
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using namespace kind; |
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using namespace expr; |
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namespace test { |
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class TestNodeWhiteNode : public TestNode |
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{ |
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}; |
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TEST_F(TestNodeWhiteNode, null) { ASSERT_EQ(Node::null(), Node::s_null); } |
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TEST_F(TestNodeWhiteNode, copy_ctor) { Node e(Node::s_null); } |
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TEST_F(TestNodeWhiteNode, builder) |
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{ |
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NodeBuilder b; |
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ASSERT_TRUE(b.d_nv->getId() == 0); |
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ASSERT_TRUE(b.d_nv->getKind() == UNDEFINED_KIND); |
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ASSERT_EQ(b.d_nv->d_nchildren, 0u); |
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/* etc. */ |
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} |
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TEST_F(TestNodeWhiteNode, iterators) |
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{ |
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Node x = d_nodeManager->mkVar("x", d_nodeManager->integerType()); |
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Node y = d_nodeManager->mkVar("y", d_nodeManager->integerType()); |
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Node x_plus_y = d_nodeManager->mkNode(PLUS, x, y); |
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Node two = d_nodeManager->mkConst(Rational(2)); |
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Node x_times_2 = d_nodeManager->mkNode(MULT, x, two); |
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Node n = d_nodeManager->mkNode(PLUS, x_times_2, x_plus_y, y); |
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Node::iterator i; |
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i = std::find(n.begin(), n.end(), x_plus_y); |
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ASSERT_TRUE(i != n.end()); |
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ASSERT_TRUE(*i == x_plus_y); |
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i = std::find(n.begin(), n.end(), x); |
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ASSERT_TRUE(i == n.end()); |
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i = std::find(x_times_2.begin(), x_times_2.end(), two); |
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ASSERT_TRUE(i != x_times_2.end()); |
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ASSERT_TRUE(*i == two); |
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i = std::find(n.begin(), n.end(), y); |
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ASSERT_TRUE(i != n.end()); |
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ASSERT_TRUE(*i == y); |
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std::vector<Node> v; |
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copy(n.begin(), n.end(), back_inserter(v)); |
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ASSERT_EQ(n.getNumChildren(), v.size()); |
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ASSERT_EQ(3, v.size()); |
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ASSERT_EQ(v[0], x_times_2); |
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ASSERT_EQ(v[1], x_plus_y); |
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ASSERT_EQ(v[2], y); |
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} |
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} // namespace test |
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} // namespace cvc5 |