1 /*
 2  * Copyright (c) 2017, 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 8186046
27  * @summary Test invalid name in name and type
28  * @library /java/lang/invoke/common
29  * @enablePreview
30  * @run testng CondyNameValidationTest
31  * @run testng/othervm -XX:+UnlockDiagnosticVMOptions -XX:UseBootstrapCallInfo=3 CondyNameValidationTest
32  */
33 
34 import org.testng.Assert;
35 import org.testng.annotations.DataProvider;
36 import org.testng.annotations.Test;
37 import test.java.lang.invoke.lib.InstructionHelper;
38 
39 import java.lang.invoke.MethodHandle;
40 import java.lang.invoke.MethodHandles;
41 import java.lang.invoke.MethodType;
42 import java.util.stream.Stream;
43 
44 import static java.lang.invoke.MethodType.methodType;
45 
46 public class CondyNameValidationTest {
47     static final MethodHandles.Lookup L = MethodHandles.lookup();
48     static final MethodType BSM_TYPE = methodType(Object.class, MethodHandles.Lookup.class, String.class, Object.class);
49 
50     @DataProvider
51     public Object[][] invalidNamesProvider() {
52         return Stream.of(
53                         new Object[]{"", "zero-length member name"},
54                         new Object[]{".", "Invalid member name"},
55                         new Object[]{";", "Invalid member name"},
56                         new Object[]{"[", "Invalid member name"},
57                         new Object[]{"/", "Invalid member name"}
58                 )
59                 .toArray(Object[][]::new);
60     }
61 
62     @Test(dataProvider = "invalidNamesProvider")
63     public void testInvalidNames(String name, String errMessContent) throws Exception {
64         try {
65             MethodHandle mh = InstructionHelper.ldcDynamicConstant(
66                     L, name, Object.class,
67                     "bsm", BSM_TYPE
68             );
69         } catch (IllegalArgumentException e) {
70             Assert.assertTrue(e.getMessage().contains(errMessContent));
71         }
72     }
73 
74     @DataProvider
75     public Object[][] validNamesProvider() throws Exception {
76         return Stream.of("<clinit>",
77                         "<init>")
78                 .map(e -> new Object[]{e}).toArray(Object[][]::new);
79     }
80 
81     @Test(dataProvider = "validNamesProvider")
82     public void testValidNames(String name) throws Exception {
83         MethodHandle mh = InstructionHelper.ldcDynamicConstant(
84                 L, name, Object.class,
85                 "bsm", BSM_TYPE
86         );
87     }
88 }