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1   ////////////////////////////////////////////////////////////////////////////////
2   // checkstyle: Checks Java source code for adherence to a set of rules.
3   // Copyright (C) 2001-2017 the original author or authors.
4   //
5   // This library is free software; you can redistribute it and/or
6   // modify it under the terms of the GNU Lesser General Public
7   // License as published by the Free Software Foundation; either
8   // version 2.1 of the License, or (at your option) any later version.
9   //
10  // This library is distributed in the hope that it will be useful,
11  // but WITHOUT ANY WARRANTY; without even the implied warranty of
12  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
13  // Lesser General Public License for more details.
14  //
15  // You should have received a copy of the GNU Lesser General Public
16  // License along with this library; if not, write to the Free Software
17  // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
18  ////////////////////////////////////////////////////////////////////////////////
19  
20  package com.puppycrawl.tools.checkstyle.checks.design;
21  
22  import static com.puppycrawl.tools.checkstyle.checks.design.InnerTypeLastCheck.MSG_KEY;
23  import static org.junit.Assert.assertArrayEquals;
24  
25  import org.junit.Test;
26  
27  import com.puppycrawl.tools.checkstyle.AbstractModuleTestSupport;
28  import com.puppycrawl.tools.checkstyle.DefaultConfiguration;
29  import com.puppycrawl.tools.checkstyle.api.TokenTypes;
30  import com.puppycrawl.tools.checkstyle.utils.CommonUtils;
31  
32  public class InnerTypeLastCheckTest extends AbstractModuleTestSupport {
33      @Override
34      protected String getPackageLocation() {
35          return "com/puppycrawl/tools/checkstyle/checks/design/innertypelast";
36      }
37  
38      @Test
39      public void testGetRequiredTokens() {
40          final InnerTypeLastCheck checkObj = new InnerTypeLastCheck();
41          final int[] expected = {TokenTypes.CLASS_DEF, TokenTypes.INTERFACE_DEF};
42          assertArrayEquals("Default required tokens are invalid",
43              expected, checkObj.getRequiredTokens());
44      }
45  
46      @Test
47      public void testMembersBeforeInner() throws Exception {
48          final DefaultConfiguration checkConfig =
49              createModuleConfig(InnerTypeLastCheck.class);
50          final String[] expected = {
51              "44:9: " + getCheckMessage(MSG_KEY),
52              "65:9: " + getCheckMessage(MSG_KEY),
53              "69:9: " + getCheckMessage(MSG_KEY),
54              "78:5: " + getCheckMessage(MSG_KEY),
55              "95:9: " + getCheckMessage(MSG_KEY),
56          };
57          verify(checkConfig, getPath("InputInnerTypeLastClass.java"), expected);
58      }
59  
60      @Test
61      public void testIfRootClassChecked() throws Exception {
62          final DefaultConfiguration checkConfig =
63              createModuleConfig(InnerTypeLastCheck.class);
64          final String[] expected = CommonUtils.EMPTY_STRING_ARRAY;
65          verify(checkConfig, getPath("InputInnerTypeLastClassRootClass.java"), expected);
66      }
67  
68      @Test
69      public void testGetAcceptableTokens() {
70          final InnerTypeLastCheck obj = new InnerTypeLastCheck();
71          final int[] expected = {TokenTypes.CLASS_DEF, TokenTypes.INTERFACE_DEF};
72          assertArrayEquals("Default acceptable tokens are invalid",
73              expected, obj.getAcceptableTokens());
74      }
75  }