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 * Copyright (c) 2015, 2018, 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.  Oracle designates this

 * particular file as subject to the "Classpath" exception as provided

 * by Oracle in the LICENSE file that accompanied this code.

 *

 * 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

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package jdk.jfr.jcmd;

import java.io.File;

import jdk.jfr.FlightRecorder;

import jdk.jfr.Recording;

import jdk.test.lib.Asserts;

import jdk.test.lib.jfr.EventNames;

import jdk.test.lib.process.OutputAnalyzer;

public class JcmdAsserts {

    private static final String NEW_LINE = System.getProperty("line.separator");

    public static void assertJfrNotUsed(OutputAnalyzer output) {

        output.shouldMatch("Flight Recorder has not been used");

    }

    public static void assertJfrUsed(OutputAnalyzer output) {

        output.shouldMatch("Flight Recorder has been used");

    }

    public static void assertRecordingDumpedToFile(OutputAnalyzer output, File recording) {

        output.shouldContain("Dumped recording");

        output.shouldContain(recording.getAbsolutePath());

    }

    public static void assertNotAbleToWriteToFile(OutputAnalyzer output) {

        output.shouldContain("Could not start recording, not able to write to file");

    }

    public static void assertFileNotFoundException(OutputAnalyzer output, String name) {

        output.shouldMatch("Could not write recording \"" + name + "\" to file.*");

    }

//    public static void assertNotAbleToSetFilename(OutputAnalyzer output) {

//        output.shouldContain(

//                "Filename can only be set for a recording with a duration, " +

//                "or if dumponexit=true");

//    }

    public static void assertNotAbleToFindSettingsFile(OutputAnalyzer output) {

        output.shouldContain("Could not parse setting");

    }

    public static void assertNoRecordingsAvailable(OutputAnalyzer output) {

        output.shouldContain("No available recordings");

    }

    public static void assertRecordingNotExist(OutputAnalyzer output, String name) {

        output.shouldContain("Could not find " + name);

    }

    public static void assertRecordingNotRunning(OutputAnalyzer output, String name) {

        output.shouldNotMatch(".*" + name + ".*running");

    }

    public static void assertRecordingIsRunning(OutputAnalyzer output, String name) {

        output.shouldMatch(".*" + name + ".*running");

    }

    public static void assertRecordingHasStarted(OutputAnalyzer output) {

        output.shouldContain("Started recording");

    }

    public static void assertCouldNotStartDefaultRecordingWithName(OutputAnalyzer output) {

        output.shouldContain(

                "It's not possible to set custom name for the defaultrecording");

    }

    public static void assertCouldNotStartDefaultRecording(OutputAnalyzer output) {

        output.shouldContain(

                "The only option that can be combined with defaultrecording is settings");

    }

    public static void assertRecordingIsUnstarted(OutputAnalyzer output,

            String name, String duration) {

        output.stdoutShouldMatch("^Recording \\d+: name=" + name

                + " duration=" + duration + " .*\\W{1}unstarted\\W{1}");

    }

    public static void assertRecordingIsStopped(OutputAnalyzer output, String name) {

        output.stdoutShouldMatch("^Recording \\d+: name=" + name

                + " .*\\W{1}stopped\\W{1}");

    }

    public static void assertRecordingIsStopped(OutputAnalyzer output, String name, String duration) {

        output.stdoutShouldMatch("^Recording \\d+: name=" + name

                + " duration=" + duration + " .*\\W{1}stopped\\W{1}");

    }

    public static void assertStartTimeGreaterOrEqualThanMBeanValue(String name,

            long actualStartTime) throws Exception {

        Recording recording = findRecording(name);

        Asserts.assertNotNull(recording.getStartTime(), "Start time is not set");

        Asserts.assertGreaterThanOrEqual(actualStartTime, recording.getStartTime().toEpochMilli());

    }

    public static void assertDelayAtLeast1s(OutputAnalyzer output) {

        output.shouldContain("Could not start recording, delay must be at least 1 second.");

    }

    public static void assertRecordingIsScheduled(OutputAnalyzer output, String name, String delay) {

        output.stdoutShouldMatch(

                "^\\s*Recording\\s+" + name + "\\s+scheduled to start in " + delay);

    }

    public static void assertMaxSizeEqualsMBeanValue(String name, long maxSize) throws Exception {

        Recording recording = findRecording(name);

        Asserts.assertEquals(maxSize, recording.getMaxSize());

    }

    private static Recording findRecording(String name) {

                for(Recording r : FlightRecorder.getFlightRecorder().getRecordings()) {

                        if (r.getName().equals(name)) {

                                return r;

                        }

                }

                throw new AssertionError("Could not find recording named " + name);

        }

        public static void assertMaxAgeEqualsMBeanValue(String name, long maxAge)

            throws Exception {

        Recording recording = findRecording(name);

        Asserts.assertNotNull(recording, "No recording found");

        Asserts.assertEquals(maxAge, recording.getMaxAge().toMillis());

    }

    public static void assertDurationEqualsMBeanValue(String name,

            long duration) throws Exception {

        Recording recording = findRecording(name);

        Asserts.assertNotNull(recording, "No recording found");

        Asserts.assertEquals(duration, recording.getDuration().toMillis());

    }

    public static void assertDurationAtLeast1s(OutputAnalyzer output) {

        output.shouldContain("Could not start recording, duration must be at least 1 second.");

    }

    public static void assertStoppedRecording(OutputAnalyzer output, String name) {

        output.shouldContain("Stopped recording \"" + name + "\"");

    }

    public static void assertStoppedAndWrittenTo(OutputAnalyzer output, String name, File file) {

        output.shouldMatch("^Stopped recording \"" + name + "\"" + ".*written to:");

        output.shouldContain(file.getAbsolutePath());

    }

    public static void assertStoppedDefaultRecording(OutputAnalyzer output) {

        output.shouldContain("Stopped recording 0");

    }

    public static void assertThreadSleepThresholdIsSet(OutputAnalyzer output) throws Exception {

        output.stdoutShouldMatch("\\s+\\W{1}" + EventNames.ThreadSleep + "\\W{1}" +

                NEW_LINE + ".*threshold=1 ms.*");

    }

    public static void assertMonitorWaitThresholdIsSet(OutputAnalyzer output) throws Exception {

        output.stdoutShouldMatch("\\s+\\W{1}" + EventNames.JavaMonitorWait + "\\W{1}" +

                NEW_LINE + ".*threshold=1 ms.*");

    }

}