1 /*
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3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4  *
5  * This code is free software; you can redistribute it and/or modify it
6  * under the terms of the GNU General Public License version 2 only, as
7  * published by the Free Software Foundation.
8  *
9  * This code is distributed in the hope that it will be useful, but WITHOUT
10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
12  * version 2 for more details (a copy is included in the LICENSE file that
13  * accompanied this code).
14  *
15  * You should have received a copy of the GNU General Public License version
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17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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23 
24 /*
25  * @test
26  * @bug 8006033
27  * @summary bug in Pretty.toSimpleString
28  * @modules jdk.compiler/com.sun.tools.javac.api
29  *          jdk.compiler/com.sun.tools.javac.file
30  *          jdk.compiler/com.sun.tools.javac.tree
31  */
32 
33 import java.io.File;
34 
35 import javax.tools.StandardJavaFileManager;
36 
37 import com.sun.source.tree.CompilationUnitTree;
38 import com.sun.source.util.JavacTask;
39 import com.sun.tools.javac.api.JavacTool;
40 import com.sun.tools.javac.tree.JCTree;
41 import com.sun.tools.javac.tree.Pretty;
42 
43 public class PrettySimpleStringTest {
main(String... args)44     public static void main(String... args) throws Exception {
45         new PrettySimpleStringTest().run();
46     }
47 
run()48     void run() throws Exception {
49         File testSrc = new File(System.getProperty("test.src"));
50         File thisFile = new File(testSrc, getClass().getName() + ".java");
51         JavacTool tool = JavacTool.create();
52         try (StandardJavaFileManager fm = tool.getStandardFileManager(null, null, null)) {
53             JavacTask task = tool.getTask(null, fm, null, null, null,
54                     fm.getJavaFileObjects(thisFile));
55             Iterable<? extends CompilationUnitTree> trees = task.parse();
56             CompilationUnitTree thisTree = trees.iterator().next();
57 
58             {   // test default
59                 String thisSrc = Pretty.toSimpleString((JCTree) thisTree);
60                 System.err.println(thisSrc);
61                 String expect = "import jav[...]} } }";
62                 if (!thisSrc.equals(expect)) {
63                     throw new Exception("unexpected result");
64                 }
65             }
66 
67             {   // test explicit length
68                 String thisSrc = Pretty.toSimpleString((JCTree) thisTree, 32);
69                 System.err.println(thisSrc);
70                 String expect = "import java.io.Fil[...]} } } } }";
71                 if (!thisSrc.equals(expect)) {
72                     throw new Exception("unexpected result");
73                 }
74             }
75         }
76     }
77 }
78