1   /* Copyright 2002-2022 CS GROUP
2    * Licensed to CS GROUP (CS) under one or more
3    * contributor license agreements.  See the NOTICE file distributed with
4    * this work for additional information regarding copyright ownership.
5    * CS 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    *   http://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.orekit.frames;
18  
19  import org.junit.Test;
20  import org.orekit.data.ClasspathCrawler;
21  import org.orekit.data.DataProvidersManager;
22  import org.orekit.time.LazyLoadedTimeScales;
23  import org.orekit.time.TimeScales;
24  import org.orekit.utils.IERSConventions;
25  
26  /**
27   * Unit tests for {@link LazyLoadedFrames}.
28   *
29   * @author Evan Ward
30   * @see FramesFactoryTest
31   */
32  public class LazyLoadedFramesTest {
33  
34      /**
35       * Before 10.1 calling {@link FramesFactory#addDefaultEOP1980HistoryLoaders(String,
36       * String, String, String, String)} before leap seconds were available worked just
37       * fine. Ensure this class is capable of the same behavior.
38       */
39      @Test
40      public void testAddLoadersWithoutUtc() {
41          // setup
42          DataProvidersManager manager = new DataProvidersManager();
43          // prevent adding other providers
44          manager.addProvider(new ClasspathCrawler("no-data/dummy.txt"));
45          LazyLoadedEop eop = new LazyLoadedEop(manager);
46          TimeScales timeScales = new LazyLoadedTimeScales(eop);
47          LazyLoadedFrames frames = new LazyLoadedFrames(eop, timeScales, null);
48  
49          // actions
50          frames.addDefaultEOP1980HistoryLoaders(null, null, null, null, null);
51          frames.addDefaultEOP2000HistoryLoaders(null, null, null, null, null);
52          frames.addEOPHistoryLoader(IERSConventions.IERS_2010, null);
53  
54          // verify: no exceptions thrown
55      }
56  
57  }