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1   /*
2    * Licensed to the Hipparchus project under one or more
3    * contributor license agreements.  See the NOTICE file distributed with
4    * this work for additional information regarding copyright ownership.
5    * The Hipparchus project licenses this file to You under the Apache License, Version 2.0
6    * (the "License"); you may not use this file except in compliance with
7    * the License.  You may obtain a copy of the License at
8    *
9    *      https://www.apache.org/licenses/LICENSE-2.0
10   *
11   * Unless required by applicable law or agreed to in writing, software
12   * distributed under the License is distributed on an "AS IS" BASIS,
13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14   * See the License for the specific language governing permissions and
15   * limitations under the License.
16   */
17  package org.hipparchus.optim;
18  
19  import java.util.ArrayList;
20  import java.util.List;
21  
22  import org.junit.Assert;
23  import org.junit.Test;
24  
25  public class ConvergenceCheckerAndMultiplexerTest {
26  
27      @Test
28      public void testFalseFalse() {
29          Assert.assertFalse(new ConvergenceCheckerAndMultiplexer<>(buildCheckers(false, false)).converged(0, null, null));
30      }
31  
32      @Test
33      public void testFalseTrue() {
34          Assert.assertFalse(new ConvergenceCheckerAndMultiplexer<>(buildCheckers(false, true)).converged(0, null, null));
35      }
36  
37      @Test
38      public void testTrueFalse() {
39          Assert.assertFalse(new ConvergenceCheckerAndMultiplexer<>(buildCheckers(true, false)).converged(0, null, null));
40      }
41  
42      @Test
43      public void testTrueTrue() {
44          Assert.assertTrue(new ConvergenceCheckerAndMultiplexer<>(buildCheckers(true, true)).converged(0, null, null));
45      }
46  
47      private List<ConvergenceChecker<Object>> buildCheckers(final boolean result1, final boolean result2) {
48          final List<ConvergenceChecker<Object>> checkers = new ArrayList<>();
49          checkers.add((iteration, previous, current) -> result1);
50          checkers.add((iteration, previous, current) -> result2);
51          return checkers;
52      }
53  
54  }