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/*
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* Copyright (c) 2018, 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. Oracle designates this
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* particular file as subject to the "Classpath" exception as provided
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* by Oracle in the LICENSE file that accompanied this code.
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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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package jdk.jfr.api.recording.dump;
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import java.io.IOException;
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import java.nio.file.Files;
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import java.nio.file.Path;
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import java.nio.file.Paths;
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import jdk.jfr.Recording;
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import jdk.jfr.consumer.RecordingFile;
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import jdk.test.lib.Asserts;
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import jdk.test.lib.jfr.CommonHelper;
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import jdk.test.lib.jfr.EventNames;
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import jdk.test.lib.jfr.VoidFunction;
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/*
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* @test
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* @summary Test copyTo and parse file
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* @key jfr
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* @library /test/lib
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* @run main/othervm jdk.jfr.api.recording.dump.TestDumpInvalid
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*/
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public class TestDumpInvalid {
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public static void main(String[] args) throws Throwable {
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Recording r = new Recording();
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r.enable(EventNames.OSInformation);
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r.start();
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r.stop();
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verifyNullPointer(()->{r.dump(null);}, "No NullPointerException");
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Path pathNotExists = Paths.get(".", "dirNotExists", "my.jfr");
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verifyFileNotFound(()->{r.dump(pathNotExists);}, "No Exception with missing dir");
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Path pathEmpty = Paths.get("");
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verifyFileNotFound(()->{r.dump(pathEmpty);}, "No Exception with empty path");
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Path pathDir = Paths.get(".", "newdir");
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Files.createDirectory(pathDir);
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verifyFileNotFound(()->{r.dump(pathDir);}, "No Exception with dir");
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// Verify that copyTo() works after all failed attempts.
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Path pathOk = Paths.get(".", "newdir", "my.jfr");
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r.dump(pathOk);
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Asserts.assertTrue(Files.exists(pathOk), "Recording file does not exist: " + pathOk);
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Asserts.assertFalse(RecordingFile.readAllEvents(pathOk).isEmpty(), "No events found");
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r.close();
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}
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private static void verifyFileNotFound(VoidFunction f, String msg) throws Throwable {
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CommonHelper.verifyException(f, msg, IOException.class);
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}
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private static void verifyNullPointer(VoidFunction f, String msg) throws Throwable {
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CommonHelper.verifyException(f, msg, NullPointerException.class);
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}
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}
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