1   /***
2    * BSD-style license; for more info see http://pmd.sourceforge.net/license.html
3   */
4   package test.net.sourceforge.pmd.rules;
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.RuleTst;
10  
11  public class SimplifyBooleanExpressionsRuleTest extends RuleTst {
12  
13      private Rule rule;
14  
15      public void setUp() throws RuleSetNotFoundException {
16          rule = findRule("rulesets/design.xml", "SimplifyBooleanExpressions");
17      }
18  
19      public void testInFieldAssignment() throws Throwable {
20          runTestFromString(TEST1, 1, rule);
21      }
22      public void testInMethodBody() throws Throwable {
23          runTestFromString(TEST2, 1, rule);
24      }
25      public void testOK() throws Throwable {
26          runTestFromString(TEST3, 0, rule);
27      }
28  
29      private static final String TEST1 =
30      "public class Foo {" + PMD.EOL +
31      " private boolean foo = (isFoo() == true);" + PMD.EOL +
32      " boolean isFoo() {return foo;}" + PMD.EOL +
33      "}";
34  
35      private static final String TEST2 =
36      "public class Foo {" + PMD.EOL +
37      " void foo() {" + PMD.EOL +
38      "  boolean bar = (new String().length() >2) == false;" + PMD.EOL +
39      " }" + PMD.EOL +
40      "}";
41  
42      private static final String TEST3 =
43      "public class Foo {" + PMD.EOL +
44      " boolean bar = true;" + PMD.EOL +
45      "}";
46  }