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.rules.XPathRule;
9 import test.net.sourceforge.pmd.testframework.SimpleAggregatorTst;
10 import test.net.sourceforge.pmd.testframework.TestDescriptor;
11
12 public class EmptyFinallyBlockRuleTest extends SimpleAggregatorTst {
13
14 private Rule rule;
15
16 public void setUp() {
17 rule = new XPathRule();
18 rule.addProperty(
19 "xpath",
20 "//TryStatement[@Finally='true']/Block[position() = last()][count(*) = 0]");
21 }
22
23 public void testAll() {
24 runTests(new TestDescriptor[] {
25 new TestDescriptor(TEST1, "", 1, rule),
26 new TestDescriptor(TEST2, "", 1, rule),
27 new TestDescriptor(TEST3, "", 0, rule),
28 new TestDescriptor(TEST4, "multiple catch blocks with finally", 1, rule),
29 });
30 }
31
32 private static final String TEST1 =
33 "public class EmptyFinallyBlock1 {" + PMD.EOL +
34 " public void foo() {" + PMD.EOL +
35 " try {" + PMD.EOL +
36 " } catch (Exception e) {} finally {}" + PMD.EOL +
37 " }" + PMD.EOL +
38 "}";
39
40 private static final String TEST2 =
41 "public class EmptyFinallyBlock2 {" + PMD.EOL +
42 " public void foo() {" + PMD.EOL +
43 " try {" + PMD.EOL +
44 " } finally {}" + PMD.EOL +
45 " }" + PMD.EOL +
46 "}";
47
48 private static final String TEST3 =
49 "public class EmptyFinallyBlock3 {" + PMD.EOL +
50 " public void foo() {" + PMD.EOL +
51 " try {" + PMD.EOL +
52 " } finally {int x =2;}" + PMD.EOL +
53 " }" + PMD.EOL +
54 "}";
55
56 private static final String TEST4 =
57 "public class EmptyFinallyBlock4 {" + PMD.EOL +
58 " public void foo() {" + PMD.EOL +
59 " try {" + PMD.EOL +
60 " } catch (IOException e ){" + PMD.EOL +
61 " } catch (Exception e ) {" + PMD.EOL +
62 " } catch (Throwable t ) {" + PMD.EOL +
63 " } finally{" + PMD.EOL +
64 " }" + PMD.EOL +
65 " }" + PMD.EOL +
66 "}";
67
68 }
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