Test.java revision 3286:7a9d55dbfb84 
1/*
2 * Copyright (c) 2016, 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 */
23
24/*
25 * @test
26 * @bug     8151223
27 * @summary String concatenation fails with implicit toString() on package-private class
28 * @modules jdk.jdeps/com.sun.tools.classfile
29 * @compile -XDstringConcat=indy              Holder.java PublicClass.java PublicInterface.java Public_PublicClass.java Public_PublicInterface.java Public_PrivateInterface1.java Public_PrivateInterface2.java Test.java
30 * @run main Test
31 * @compile -XDstringConcat=indyWithConstants Holder.java PublicClass.java PublicInterface.java Public_PublicClass.java Public_PublicInterface.java Public_PrivateInterface1.java Public_PrivateInterface2.java Test.java
32 * @run main Test
33 */
34
35import com.sun.tools.classfile.*;
36import com.sun.tools.classfile.ConstantPool.*;
37
38import java.io.File;
39import java.util.ArrayList;
40import java.util.List;
41
42public class Test {
43    static List<String> actualTypes;
44
45    public static void main(String[] argv) throws Exception {
46        readIndyTypes();
47
48        p1.Holder holder = new p1.Holder();
49
50        int idx = 0;
51
52        // ----------------------------------------------------------------------------
53
54        // public Private_PublicClass            c1 = new Private_PublicClass();
55        test("" + holder.c1, idx++, "(Lp1/PublicClass;)Ljava/lang/String;");
56
57        // public Private_PublicInterface        c2 = new Private_PublicInterface();
58        test("" + holder.c2, idx++, "(Ljava/lang/Object;)Ljava/lang/String;");
59
60        // public Private_PrivateInterface1      c3 = new Private_PrivateInterface1();
61        test("" + holder.c3, idx++, "(Ljava/lang/Object;)Ljava/lang/String;");
62
63        // public Private_PrivateInterface2      c4 = new Private_PrivateInterface2();
64        test("" + holder.c4, idx++, "(Ljava/lang/Object;)Ljava/lang/String;");
65
66        // public Public_PublicClass             c5 = new Public_PublicClass();
67        test("" + holder.c5, idx++, "(Lp1/Public_PublicClass;)Ljava/lang/String;");
68
69        // public Public_PublicInterface         c6 = new Public_PublicInterface();
70        test("" + holder.c6, idx++, "(Lp1/Public_PublicInterface;)Ljava/lang/String;");
71
72        // public Public_PrivateInterface1       c7 = new Public_PrivateInterface1();
73        test("" + holder.c7, idx++, "(Lp1/Public_PrivateInterface1;)Ljava/lang/String;");
74
75        // public Public_PrivateInterface2       c8 = new Public_PrivateInterface2();
76        test("" + holder.c8, idx++, "(Lp1/Public_PrivateInterface2;)Ljava/lang/String;");
77
78        // ----------------------------------------------------------------------------
79
80        // public Private_PublicClass[]          ac1 = new Private_PublicClass[0];
81        test("" + holder.ac1, idx++, "([Lp1/PublicClass;)Ljava/lang/String;");
82
83        // public Private_PublicInterface[]      ac2 = new Private_PublicInterface[0];
84        test("" + holder.ac2, idx++, "([Ljava/lang/Object;)Ljava/lang/String;");
85
86        // public Private_PrivateInterface1[]    ac3 = new Private_PrivateInterface1[0];
87        test("" + holder.ac3, idx++, "([Ljava/lang/Object;)Ljava/lang/String;");
88
89        // public Private_PrivateInterface2[]    ac4 = new Private_PrivateInterface2[0];
90        test("" + holder.ac4, idx++, "([Ljava/lang/Object;)Ljava/lang/String;");
91
92        // public Public_PublicClass[]           ac5 = new Public_PublicClass[0];
93        test("" + holder.ac5, idx++, "([Lp1/Public_PublicClass;)Ljava/lang/String;");
94
95        // public Public_PublicInterface[]       ac6 = new Public_PublicInterface[0];
96        test("" + holder.ac6, idx++, "([Lp1/Public_PublicInterface;)Ljava/lang/String;");
97
98        // public Public_PrivateInterface1[]     ac7 = new Public_PrivateInterface1[0];
99        test("" + holder.ac7, idx++, "([Lp1/Public_PrivateInterface1;)Ljava/lang/String;");
100
101        // public Public_PrivateInterface2[]     ac8 = new Public_PrivateInterface2[0];
102        test("" + holder.ac8, idx++, "([Lp1/Public_PrivateInterface2;)Ljava/lang/String;");
103
104        // ----------------------------------------------------------------------------
105
106        // public Private_PublicClass[][]       aac1 = new Private_PublicClass[0][];
107        test("" + holder.aac1, idx++, "([[Lp1/PublicClass;)Ljava/lang/String;");
108
109        // public Private_PublicInterface[][]   aac2 = new Private_PublicInterface[0][];
110        test("" + holder.aac2, idx++, "([[Ljava/lang/Object;)Ljava/lang/String;");
111
112        // public Private_PrivateInterface1[][] aac3 = new Private_PrivateInterface1[0][];
113        test("" + holder.aac3, idx++, "([[Ljava/lang/Object;)Ljava/lang/String;");
114
115        // public Private_PrivateInterface2[][] aac4 = new Private_PrivateInterface2[0][];
116        test("" + holder.aac4, idx++, "([[Ljava/lang/Object;)Ljava/lang/String;");
117
118        // public Public_PublicClass[][]        aac5 = new Public_PublicClass[0][];
119        test("" + holder.aac5, idx++, "([[Lp1/Public_PublicClass;)Ljava/lang/String;");
120
121        // public Public_PublicInterface[][]    aac6 = new Public_PublicInterface[0][];
122        test("" + holder.aac6, idx++, "([[Lp1/Public_PublicInterface;)Ljava/lang/String;");
123
124        // public Public_PrivateInterface1[][]  aac7 = new Public_PrivateInterface1[0][];
125        test("" + holder.aac7, idx++, "([[Lp1/Public_PrivateInterface1;)Ljava/lang/String;");
126
127        // public Public_PrivateInterface2[][]  aac8 = new Public_PrivateInterface2[0][];
128        test("" + holder.aac8, idx++, "([[Lp1/Public_PrivateInterface2;)Ljava/lang/String;");
129
130        // ----------------------------------------------------------------------------
131
132        // public PublicInterface                i1 = new Private_PublicInterface();
133        test("" + holder.i1, idx++, "(Lp1/PublicInterface;)Ljava/lang/String;");
134
135        // public PrivateInterface1              i2 = new Private_PrivateInterface1();
136        test("" + holder.i2, idx++, "(Ljava/lang/Object;)Ljava/lang/String;");
137
138        // public PrivateInterface2              i3 = new Private_PrivateInterface2();
139        test("" + holder.i3, idx++, "(Ljava/lang/Object;)Ljava/lang/String;");
140
141        // public PublicInterface[]              ai1 = new Private_PublicInterface[0];
142        test("" + holder.ai1, idx++, "([Lp1/PublicInterface;)Ljava/lang/String;");
143
144        // public PrivateInterface1[]            ai2 = new Private_PrivateInterface1[0];
145        test("" + holder.ai2, idx++, "([Ljava/lang/Object;)Ljava/lang/String;");
146
147        // public PrivateInterface2[]            ai3 = new Private_PrivateInterface2[0];
148        test("" + holder.ai3, idx++, "([Ljava/lang/Object;)Ljava/lang/String;");
149
150        // public PublicInterface[][]           aai1 = new Private_PublicInterface[0][];
151        test("" + holder.aai1, idx++, "([[Lp1/PublicInterface;)Ljava/lang/String;");
152
153        // public PrivateInterface1[][]         aai2 = new Private_PrivateInterface1[0][];
154        test("" + holder.aai2, idx++, "([[Ljava/lang/Object;)Ljava/lang/String;");
155
156        // public PrivateInterface2[][]         aai3 = new Private_PrivateInterface2[0][];
157        test("" + holder.aai3, idx++, "([[Ljava/lang/Object;)Ljava/lang/String;");
158
159    }
160
161    public static void test(String actual, int index, String expectedType) {
162        if (!"passed".equals(actual) && !actual.startsWith("[")) {
163            throw new IllegalStateException("Unexpected result: " + actual);
164        }
165        String actualType = actualTypes.get(index);
166        if (!actualType.equals(expectedType)) {
167            throw new IllegalStateException("Unexpected type: expected = " + expectedType + ", actual = " + actualType);
168        }
169    }
170
171    public static void readIndyTypes() throws Exception {
172        actualTypes = new ArrayList<String>();
173
174        ClassFile classFile = ClassFile.read(new File(System.getProperty("test.classes", "."),
175                    Test.class.getName() + ".class"));
176        ConstantPool constantPool = classFile.constant_pool;
177
178        for (Method method : classFile.methods) {
179            if (method.getName(constantPool).equals("main")) {
180                Code_attribute code = (Code_attribute) method.attributes
181                        .get(Attribute.Code);
182                for (Instruction i : code.getInstructions()) {
183                    if (i.getOpcode() == Opcode.INVOKEDYNAMIC) {
184                        CONSTANT_InvokeDynamic_info indyInfo = (CONSTANT_InvokeDynamic_info) constantPool.get(i.getUnsignedShort(1));
185                        CONSTANT_NameAndType_info natInfo = indyInfo.getNameAndTypeInfo();
186                        actualTypes.add(natInfo.getType());
187                    }
188                }
189            }
190        }
191    }
192}
193