jdk

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/*
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 * Copyright (c) 2024, Oracle and/or its affiliates. All rights reserved.
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 *
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 * This code is free software; you can redistribute it and/or modify it
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 * under the terms of the GNU General Public License version 2 only, as
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 * published by the Free Software Foundation.
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 *
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 * This code is distributed in the hope that it will be useful, but WITHOUT
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 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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 * version 2 for more details (a copy is included in the LICENSE file that
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 * accompanied this code).
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 *
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 * You should have received a copy of the GNU General Public License version
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 * 2 along with this work; if not, write to the Free Software Foundation,
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 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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 *
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 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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 * or visit www.oracle.com if you need additional information or have any
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 * questions.
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 */
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import java.io.IOException;
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import java.io.PrintWriter;
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import java.nio.file.Path;
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import java.util.Arrays;
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import java.io.StringWriter;
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import java.util.spi.ToolProvider;
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import jdk.test.lib.process.OutputAnalyzer;
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import jdk.test.lib.util.JarUtils;
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public class JNativeScanTestBase {
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    public static final String MODULE_PATH = "mods";
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    private static final ToolProvider JNATIVESCAN_TOOL = ToolProvider.findFirst("jnativescan")
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            .orElseThrow(() -> new RuntimeException("jnativescan tool not found"));
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    public static OutputAnalyzer jnativescan(String... args) {
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        return run(JNATIVESCAN_TOOL, args);
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    }
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    private static OutputAnalyzer run(ToolProvider tp, String[] commands) {
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        int rc;
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        StringWriter sw = new StringWriter();
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        StringWriter esw = new StringWriter();
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        try (PrintWriter pw = new PrintWriter(sw);
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             PrintWriter epw = new PrintWriter(esw)) {
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            System.out.println("Running " + tp.name() + ", Command: " + Arrays.toString(commands));
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            rc = tp.run(pw, epw, commands);
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        }
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        OutputAnalyzer output = new OutputAnalyzer(sw.toString(), esw.toString(), rc);
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        output.outputTo(System.out);
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        output.errorTo(System.err);
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        return output;
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    }
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    public static Path makeModularJar(String moduleName) throws IOException {
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        Path jarPath = Path.of(MODULE_PATH, moduleName + ".jar");
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        Path moduleRoot = moduleRoot(moduleName);
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        JarUtils.createJarFile(jarPath, moduleRoot);
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        return jarPath;
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    }
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    public static Path moduleRoot(String name) {
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        return Path.of(System.getProperty("test.module.path")).resolve(name);
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    }
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    public static OutputAnalyzer assertSuccess(OutputAnalyzer output) {
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        if (output.getExitValue() != 0) {
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            throw new IllegalStateException("tool run failed");
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        }
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        return output;
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    }
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    public static OutputAnalyzer assertFailure(OutputAnalyzer output) {
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        if (output.getExitValue() == 0) {
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            throw new IllegalStateException("tool run succeeded");
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        }
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        return output;
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    }
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}
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