1   /***
2    * BSD-style license; for more info see http://pmd.sourceforge.net/license.html
3   */
4   package test.net.sourceforge.pmd.rules.junit;
5   
6   import net.sourceforge.pmd.PMD;
7   import net.sourceforge.pmd.Rule;
8   import net.sourceforge.pmd.RuleSetNotFoundException;
9   import test.net.sourceforge.pmd.testframework.SimpleAggregatorTst;
10  import test.net.sourceforge.pmd.testframework.TestDescriptor;
11  
12  public class UnnecessaryBooleanAssertionTest extends SimpleAggregatorTst{
13  
14      private Rule rule;
15  
16      public void setUp() throws RuleSetNotFoundException {
17          rule = findRule("junit", "UnnecessaryBooleanAssertion");
18      }
19  
20      public void testAll() {
21         runTests(new TestDescriptor[] {
22                 new TestDescriptor(TEST1, "failure case", 1, rule),
23                 new TestDescriptor(TEST2, "variations", 4, rule),
24                 new TestDescriptor(TEST3, "nested boolean literal", 0, rule),
25                 new TestDescriptor(TEST4, "asserting true a !", 1, rule),
26                 new TestDescriptor(TEST5, "asserting false a !", 1, rule),
27                 new TestDescriptor(TEST6, "buz", 0, rule),
28         });
29      }
30  
31      private static final String TEST1 =
32      "public class Foo extends TestCase {" + PMD.EOL +
33      " void bar() {" + PMD.EOL +
34      "  assertTrue(true); " + PMD.EOL +
35      " }" + PMD.EOL +
36      "}";
37  
38      private static final String TEST2 =
39      "public class Foo extends TestCase {" + PMD.EOL +
40      " void bar() {" + PMD.EOL +
41      "  assertTrue(true); " + PMD.EOL +
42      "  assertTrue(false); " + PMD.EOL +
43      "  assertFalse(true); " + PMD.EOL +
44      "  assertFalse(false); " + PMD.EOL +
45      " }" + PMD.EOL +
46      "}";
47  
48      private static final String TEST3 =
49      "public class Foo extends TestCase {" + PMD.EOL +
50      " void bar() {" + PMD.EOL +
51      "  assertTrue(foobar(fiddle, true)); " + PMD.EOL +
52      " }" + PMD.EOL +
53      "}";
54  
55      private static final String TEST4 =
56      "public class Foo extends TestCase {" + PMD.EOL +
57      " void bar() {" + PMD.EOL +
58      "  assertTrue(!foo); " + PMD.EOL +
59      " }" + PMD.EOL +
60      "}";
61  
62  
63      private static final String TEST5 =
64      "public class Foo extends TestCase {" + PMD.EOL +
65      " void bar() {" + PMD.EOL +
66      "  assertFalse(!foo); " + PMD.EOL +
67      " }" + PMD.EOL +
68      "}";
69  
70      private static final String TEST6 =
71      "public class Foo extends TestCase {" + PMD.EOL +
72      " void bar() {" + PMD.EOL +
73      "  assertTrue(!s.contains(new NameOccurrence(node, node.getImage()))); " + PMD.EOL +
74      " }" + PMD.EOL +
75      "}";
76  
77  }