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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.imports;
21  
22  import static org.junit.Assert.assertEquals;
23  import static org.junit.Assert.assertNotNull;
24  
25  import org.junit.Test;
26  
27  public class ClassImportRuleTest {
28  
29      @Test
30      public void testClassImportRule() {
31          final ClassImportRule rule = new ClassImportRule(true, false, "pkg.a", false);
32          assertNotNull("Class import rule should not be null", rule);
33          assertEquals("Invalid access result", AccessResult.UNKNOWN, rule.verifyImport("asda"));
34          assertEquals("Invalid access result", AccessResult.UNKNOWN, rule.verifyImport("p"));
35          assertEquals("Invalid access result", AccessResult.UNKNOWN, rule.verifyImport("pkga"));
36          assertEquals("Invalid access result", AccessResult.ALLOWED, rule.verifyImport("pkg.a"));
37          assertEquals("Invalid access result", AccessResult.UNKNOWN, rule.verifyImport("pkg.a.b"));
38          assertEquals("Invalid access result", AccessResult.UNKNOWN, rule.verifyImport("pkg"));
39      }
40  
41      @Test
42      public void testClassImportRuleRegexpSimple() {
43          final ClassImportRule rule = new ClassImportRule(true, false, "pkg.a", true);
44          assertNotNull("Class import rule should not be null", rule);
45          assertEquals("Invalid access result", AccessResult.UNKNOWN, rule.verifyImport("asda"));
46          assertEquals("Invalid access result", AccessResult.UNKNOWN, rule.verifyImport("p"));
47          assertEquals("Invalid access result", AccessResult.UNKNOWN, rule.verifyImport("pkga"));
48          assertEquals("Invalid access result", AccessResult.ALLOWED, rule.verifyImport("pkg.a"));
49          assertEquals("Invalid access result", AccessResult.UNKNOWN, rule.verifyImport("pkg.a.b"));
50          assertEquals("Invalid access result", AccessResult.UNKNOWN, rule.verifyImport("pkg"));
51      }
52  
53      @Test
54      public void testClassImportRuleRegexp() {
55          final ClassImportRule rule = new ClassImportRule(true, false, "pk[gx]\\.a", true);
56          assertNotNull("Class import rule should not be null", rule);
57          assertEquals("Invalid access result", AccessResult.UNKNOWN, rule.verifyImport("asda"));
58          assertEquals("Invalid access result", AccessResult.UNKNOWN, rule.verifyImport("p"));
59          assertEquals("Invalid access result", AccessResult.UNKNOWN, rule.verifyImport("pkga"));
60          assertEquals("Invalid access result", AccessResult.ALLOWED, rule.verifyImport("pkg.a"));
61          assertEquals("Invalid access result", AccessResult.ALLOWED, rule.verifyImport("pkx.a"));
62          assertEquals("Invalid access result", AccessResult.UNKNOWN, rule.verifyImport("pkg.a.b"));
63          assertEquals("Invalid access result", AccessResult.UNKNOWN, rule.verifyImport("pkg"));
64      }
65  }