asterixdb/asterix-maven-plugins/lexer-generator-maven-plugin/src/test/java/org/apache/asterix/lexergenerator/LexerNodeCloneTest.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
package org.apache.asterix.lexergenerator;

import static org.apache.asterix.lexergenerator.Fixtures.createRule;
import static org.apache.asterix.lexergenerator.Fixtures.ruleA;
import static org.apache.asterix.lexergenerator.Fixtures.ruleB;
import static org.apache.asterix.lexergenerator.Fixtures.token2_name;
import static org.apache.asterix.lexergenerator.Fixtures.token_name;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;

import org.junit.Test;

public class LexerNodeCloneTest {

    @Test
    public void Depth1() throws Exception {
        LexerNode node = new LexerNode();
        LexerNode newNode = node.clone();
        assertFalse(node == newNode);
    }

    @Test
    public void Depth2() throws Exception {
        LexerNode node = new LexerNode();
        node.append(createRule("my1"));
        node.add(createRule("my2"));
        node.add(ruleA);
        node.appendTokenName(token_name);
        LexerNode newNode = node.clone();

        assertEquals(" ( my1!  || my2!  || a!  ) ", node.toString());
        assertEquals(" ( my1_clone!  || my2_clone!  || a!  ) ", newNode.toString());
    }

    @Test
    public void Depth3() throws Exception {
        LexerNode node = new LexerNode();
        node.append(createRule("my1"));
        node.add(createRule("my2"));
        node.add(ruleA);
        node.appendTokenName(token_name);
        LexerNode node2 = new LexerNode();
        node2.append(createRule("my3"));
        node2.add(createRule("my4"));
        node2.add(ruleB);
        node2.appendTokenName(token2_name);
        node.append(node2);
        LexerNode newNode = node.clone();
        // TODO
        // assertEquals(" ( my1!  (  || my3_clone!  || my4_clone!  || b!  ) " +
        //           " || my2!  (  || my3_clone!  || my4_clone!  || b!  ) " +
        //           " || a!  (  || my3_clone!  || my4_clone!  || b!  )  ) ", node.toString());
        // assertEquals(" ( my1_clone!  (  || my3_clone_clone!  || my4_clone_clone!  || b!  ) " +
        //           " || my2_clone!  (  || my3_clone_clone!  || my4_clone_clone!  || b!  ) " +
        //           " || a!  (  || my3_clone_clone!  || my4_clone_clone!  || b!  )  ) ", newNode.toString());
    }

}