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 /lib/testlibrary/bytecode /java/lang/invoke/common
  29  * @build jdk.experimental.bytecode.BasicClassBuilder test.java.lang.invoke.lib.InstructionHelper
  30  * @run testng CondyBSMValidationTest
  31  * @run testng/othervm -XX:+UnlockDiagnosticVMOptions -XX:UseBootstrapCallInfo=3 CondyBSMValidationTest
  32  */
  33 
  34 import org.testng.annotations.DataProvider;
  35 import org.testng.annotations.Test;
  36 import test.java.lang.invoke.lib.InstructionHelper;
  37 
  38 import java.lang.invoke.MethodHandle;
  39 import java.lang.invoke.MethodHandles;
  40 import java.util.stream.Stream;
  41 
  42 import static java.lang.invoke.MethodType.methodType;
  43 
  44 public class CondyBSMValidationTest {
  45     static final MethodHandles.Lookup L = MethodHandles.lookup();
  46     static final String BSM_TYPE = methodType(Object.class, MethodHandles.Lookup.class, String.class, Object.class)
  47             .toMethodDescriptorString();
  48 
  49     @DataProvider
  50     public Object[][] invalidSignaturesProvider() throws Exception {
  51         return Stream.of(BSM_TYPE.replace("(", ""),
  52                          BSM_TYPE.replace(")", ""),
  53                          BSM_TYPE.replace("(", "").replace(")", ""),
  54                          BSM_TYPE.replace(";)", ")"),
  55                          BSM_TYPE.replace(";", ""))
  56                 .map(e -> new Object[]{e}).toArray(Object[][]::new);
  57     }
  58 
  59     @Test(dataProvider = "invalidSignaturesProvider", expectedExceptions = ClassFormatError.class)
  60     public void testInvalidBSMSignature(String sig) throws Exception {
  61         MethodHandle mh = InstructionHelper.ldcDynamicConstant(
  62                 L, "name", "Ljava/lang/Object;",
  63                 "bsm", sig,
  64                 S -> {
  65                 });
  66     }
  67 }