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  }