Mon, 24 Oct 2011 13:00:30 +0100
7098660: Write better overload resolution/inference tests
Summary: Add overload/inference debug diagnostics - added test harness using annotations to check outcome of overload resolution/inference
Reviewed-by: jjg
1 /*
2 * Copyright (c) 20011, Oracle and/or its affiliates. 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
24 /*
25 * @test
26 * @bug 7086261
27 * @summary javac doesn't report error as expected, it only reports ClientCodeWrapper$DiagnosticSourceUnwrapper
28 */
30 import javax.tools.*;
32 import com.sun.tools.javac.api.ClientCodeWrapper.DiagnosticSourceUnwrapper;
33 import com.sun.tools.javac.util.JCDiagnostic;
35 import java.net.URI;
36 import java.util.Arrays;
38 import static javax.tools.StandardLocation.*;
39 import static javax.tools.JavaFileObject.Kind.*;
42 public class T7086261 {
44 static class ErroneousSource extends SimpleJavaFileObject {
45 public ErroneousSource() {
46 super(URI.create("myfo:/Test.java"), JavaFileObject.Kind.SOURCE);
47 }
48 public CharSequence getCharContent(boolean ignoreEncodingErrors) {
49 return "class Test { NonexistentClass c = null; }";
50 }
51 }
53 static class DiagnosticChecker implements DiagnosticListener<javax.tools.JavaFileObject> {
54 public void report(Diagnostic message) {
55 if (!(message instanceof DiagnosticSourceUnwrapper)) {
56 throw new AssertionError("Wrapped diagnostic expected!");
57 }
58 String actual = message.toString();
59 JCDiagnostic jd = (JCDiagnostic)((DiagnosticSourceUnwrapper)message).d;
60 String expected = jd.toString();
61 if (!actual.equals(expected)) {
62 throw new AssertionError("expected = " + expected + "\nfound = " + actual);
63 }
64 }
65 };
67 void test() throws Throwable {
68 JavaCompiler javac = ToolProvider.getSystemJavaCompiler();
69 JavaFileManager jfm = javac.getStandardFileManager(null, null, null);
70 JavaCompiler.CompilationTask task =
71 javac.getTask(null, jfm, new DiagnosticChecker(), null, null, Arrays.asList(new ErroneousSource()));
72 task.call();
73 }
75 public static void main(String[] args) throws Throwable {
76 new T7086261().test();
77 }
78 }