--- /dev/null 2017-09-11 17:58:33.000000000 -0700 +++ new/test/tools/launcher/TestXcheckJNIWarnings.java 2017-09-11 17:58:32.000000000 -0700 @@ -0,0 +1,75 @@ +/* + * Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved. + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * This code is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 only, as + * published by the Free Software Foundation. + * + * This code is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * version 2 for more details (a copy is included in the LICENSE file that + * accompanied this code). + * + * You should have received a copy of the GNU General Public License version + * 2 along with this work; if not, write to the Free Software Foundation, + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. + * + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA + * or visit www.oracle.com if you need additional information or have any + * questions. + */ + +import java.io.File; +import java.io.IOException; +import java.util.ArrayList; +import java.util.List; + +/** + * @test + * @bug 8187442 + * @summary Launching app shouldn't produce any jni warnings. + * @modules jdk.compiler + * jdk.zipfs + * @compile TestXcheckJNIWarnings.java + * @run main TestXcheckJNIWarnings + */ +public final class TestXcheckJNIWarnings extends TestHelper { + + static final String MAIN_NAME = "Main"; + + static void createJarFile(File testJar) throws IOException { + List scratch = new ArrayList<>(); + scratch.add("public final class Main {"); + scratch.add(" public static void main(String... args) {"); + scratch.add(" System.out.println(\"Hello World\");"); + scratch.add(" }"); + scratch.add("}"); + File file = new File(MAIN_NAME + ".java"); + createFile(file, scratch); + compile(file.getName()); + createJar("cvfe", testJar.getName(), MAIN_NAME, MAIN_NAME + ".class"); + // remove extraneous files in the current directory + new File(MAIN_NAME + ".class").delete(); + } + + public static void main(String... args) throws IOException { + File testJarFile = new File("test.jar"); + createJarFile(testJarFile); + TestResult tr = doExec(javaCmd, "-jar", "-Xcheck:jni", + testJarFile.getName()); + if (!tr.isOK()) { + System.out.println(tr); + throw new RuntimeException("test returned non-positive value"); + } + if (!tr.contains("Hello World")) { + System.out.println(tr); + throw new RuntimeException("expected output not found"); + } + if (tr.contains("WARNING")) { + System.out.println(tr); + throw new RuntimeException("WARNING was found in the output"); + } + } +}