Tue, 02 Feb 2010 10:56:10 -0800
6918625: handle annotations on array class literals
Reviewed-by: jjg, darcy
Contributed-by: mali@csail.mit.edu, mernst@cs.washington.edu
1 /*
2 * Copyright 2005-2008 Sun Microsystems, Inc. All Rights Reserved.
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
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
20 * CA 95054 USA or visit www.sun.com if you need additional information or
21 * have any questions.
22 */
24 /*
25 * @test
26 * @bug 6304912
27 * @summary unit test for Log
28 */
29 import java.io.InputStream;
30 import java.io.IOException;
31 import java.io.OutputStream;
32 import java.net.URI;
33 import javax.tools.JavaFileObject;
34 import javax.tools.SimpleJavaFileObject;
35 import com.sun.tools.javac.file.JavacFileManager;
36 import com.sun.tools.javac.parser.Parser;
37 import com.sun.tools.javac.parser.ParserFactory;
38 import com.sun.tools.javac.parser.Scanner;
39 import com.sun.tools.javac.tree.JCTree;
40 import com.sun.tools.javac.tree.TreeScanner;
41 import com.sun.tools.javac.util.Context;
42 import com.sun.tools.javac.util.Log;
43 import com.sun.tools.javac.util.JCDiagnostic;
44 import com.sun.tools.javac.util.Options;
46 public class TestLog
47 {
48 public static void main(String... args) throws IOException {
49 test(false);
50 test(true);
51 }
53 static void test(boolean genEndPos) throws IOException {
54 Context context = new Context();
56 Options options = Options.instance(context);
57 options.put("diags", "%b:%s/%o/%e:%_%t%m|%p%m");
59 Log log = Log.instance(context);
60 log.multipleErrors = true;
62 JavacFileManager.preRegister(context);
63 Scanner.Factory sfac = Scanner.Factory.instance(context);
64 ParserFactory pfac = ParserFactory.instance(context);
66 final String text =
67 "public class Foo {\n"
68 + " public static void main(String[] args) {\n"
69 + " if (args.length == 0)\n"
70 + " System.out.println(\"no args\");\n"
71 + " else\n"
72 + " System.out.println(args.length + \" args\");\n"
73 + " }\n"
74 + "}\n";
75 JavaFileObject fo = new StringJavaFileObject("Foo", text);
76 log.useSource(fo);
78 CharSequence cs = fo.getCharContent(true);
79 Parser parser = pfac.newParser(cs, false, genEndPos, false);
80 JCTree.JCCompilationUnit tree = parser.parseCompilationUnit();
81 log.setEndPosTable(fo, tree.endPositions);
83 TreeScanner ts = new LogTester(log, tree.endPositions);
84 ts.scan(tree);
86 check(log.nerrors, 4, "errors");
87 check(log.nwarnings, 4, "warnings");
88 }
90 private static void check(int found, int expected, String name) {
91 if (found == expected)
92 System.err.println(found + " " + name + " found, as expected.");
93 else {
94 System.err.println("incorrect number of " + name + " found.");
95 System.err.println("expected: " + expected);
96 System.err.println(" found: " + found);
97 throw new IllegalStateException("test failed");
98 }
99 }
101 private static class LogTester extends TreeScanner {
102 LogTester(Log log, java.util.Map<JCTree, Integer> endPositions) {
103 this.log = log;
104 this.endPositions = endPositions;
105 }
107 public void visitIf(JCTree.JCIf tree) {
108 JCDiagnostic.DiagnosticPosition nil = null;
109 // generate dummy messages to exercise the log API
110 log.error("not.stmt");
111 log.error(tree.pos, "not.stmt");
112 log.error(tree.pos(), "not.stmt");
113 log.error(nil, "not.stmt");
115 log.warning("div.zero");
116 log.warning(tree.pos, "div.zero");
117 log.warning(tree.pos(), "div.zero");
118 log.warning(nil, "div.zero");
119 }
121 private Log log;
122 private java.util.Map<JCTree, Integer> endPositions;
123 }
125 private static class StringJavaFileObject extends SimpleJavaFileObject {
126 StringJavaFileObject(String name, String text) {
127 super(URI.create(name), JavaFileObject.Kind.SOURCE);
128 this.text = text;
129 }
130 public CharSequence getCharContent(boolean b) {
131 return text;
132 }
133 public InputStream openInputStream() {
134 throw new UnsupportedOperationException();
135 }
136 public OutputStream openOutputStream() {
137 throw new UnsupportedOperationException();
138 }
139 private String text;
140 }
141 }