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1   /*
2    * Licensed to the Apache Software Foundation (ASF) 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 ASF 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.apache.commons.dbutils;
18  
19  import java.io.IOException;
20  import java.util.Map;
21  
22  /**
23   * QueryLoaderTest
24   */
25  public class QueryLoaderTest extends BaseTestCase {
26  
27      private static final String QUERIES =
28          "/org/apache/commons/dbutils/TestQueries.properties";
29  
30      public void testLoad() throws IOException {
31          final QueryLoader loader = QueryLoader.instance();
32          final Map<String,String> q = loader.load(QUERIES);
33          final Map<String,String> q2 = loader.load(QUERIES);
34          assertSame(q, q2); // pointer comparison should return true
35          assertEquals("SELECT * FROM SomeTable", q.get("test.query"));
36  
37          loader.unload(QUERIES);
38          final Map<String,String> q3 = loader.load(QUERIES);
39          assertTrue(q != q3); // pointer comparison should return false
40      }
41  
42      public void testLoadThrowsIllegalArgumentException() throws IOException {
43  
44          final QueryLoader queryLoader = QueryLoader.instance();
45  
46          try {
47              queryLoader.load("e");
48              fail("Expecting exception: IllegalArgumentException");
49          } catch (final IllegalArgumentException e) {
50              assertEquals("e not found.", e.getMessage());
51              assertEquals(QueryLoader.class.getName(), e.getStackTrace()[0].getClassName());
52          }
53  
54      }
55  
56  }