/*
* 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.flink.cep.nfa;
import org.apache.flink.util.TestLogger;
import org.junit.Test;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
public class DeweyNumberTest extends TestLogger {
@Test
public void testDeweyNumberGeneration() {
DeweyNumber start = new DeweyNumber(1);
DeweyNumber increased = start.increase();
DeweyNumber increaseAddStage = increased.addStage();
DeweyNumber startAddStage = start.addStage();
DeweyNumber startAddStageIncreased = startAddStage.increase();
DeweyNumber startAddStageIncreasedAddStage = startAddStageIncreased.addStage();
assertEquals(DeweyNumber.fromString("1"), start);
assertEquals(DeweyNumber.fromString("2"), increased);
assertEquals(DeweyNumber.fromString("2.0"), increaseAddStage);
assertEquals(DeweyNumber.fromString("1.0"), startAddStage);
assertEquals(DeweyNumber.fromString("1.1"), startAddStageIncreased);
assertEquals(DeweyNumber.fromString("1.1.0"), startAddStageIncreasedAddStage);
assertTrue(startAddStage.isCompatibleWith(start));
assertTrue(startAddStageIncreased.isCompatibleWith(startAddStage));
assertTrue(startAddStageIncreasedAddStage.isCompatibleWith(startAddStageIncreased));
assertFalse(startAddStageIncreasedAddStage.isCompatibleWith(startAddStage));
assertFalse(increaseAddStage.isCompatibleWith(startAddStage));
assertFalse(startAddStage.isCompatibleWith(increaseAddStage));
assertFalse(startAddStageIncreased.isCompatibleWith(startAddStageIncreasedAddStage));
}
}