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 import java.io.File;
  25 import java.io.IOException;
  26 
  27 /**
  28  * @test
  29  * @bug 8187442
  30  * @summary Launching app shouldn't produce any jni warnings.
  31  * @modules jdk.compiler
  32  *          jdk.zipfs
  33  * @compile TestXcheckJNIWarnings.java
  34  * @run main TestXcheckJNIWarnings
  35  */
  36 public final class TestXcheckJNIWarnings extends TestHelper {
  37 
  38     static void createJarFile(File testJar) throws IOException {
  39         StringBuilder tsrc = new StringBuilder();
  40         tsrc.append("public static void main(String... args) {\n");
  41         tsrc.append("    System.out.println(\"Hello World\");\n");
  42         tsrc.append("}\n");
  43         createJar(testJar, new File("Foo"), tsrc.toString());
  44     }
  45 
  46     public static void main(String... args) throws IOException {
  47         File testJarFile = new File("test.jar");
  48         createJarFile(testJarFile);
  49         TestResult tr = doExec(javaCmd, "-jar", "-Xcheck:jni",
  50                                testJarFile.getName());
  51         if (!tr.isOK()) {
  52             System.out.println(tr);
  53             throw new RuntimeException("test returned non-positive value");
  54         }
  55         if (!tr.contains("Hello World")) {
  56             System.out.println(tr);
  57             throw new RuntimeException("expected output not found");
  58         }
  59         if (tr.contains("WARNING")) {
  60             System.out.println(tr);
  61             throw new RuntimeException("WARNING was found in the output");
  62         }
  63     }
  64 }