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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER .
*
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* 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 ) .
*
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* 2 along with this work ; if not , write to the Free Software Foundation ,
* Inc . , 51 Franklin St , Fifth Floor , Boston , MA 02110 - 1301 USA .
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package jdk.jfr.api.recording.misc;
import static jdk.test.lib.Asserts.assertEquals;
import static jdk.test.lib.Asserts.assertTrue;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
import jdk.jfr.Recording;
import jdk.test.lib.jfr.EventNames;
/**
* @ test
* @ summary Test recording file size with Recording . getSize ( )
* @ key jfr
* @ requires vm . hasJFR
* @ library / test / lib
* @ run main / othervm jdk . jfr . api . recording . misc . TestGetSize
*/
public class TestGetSize {
public static void main(String[] args) throws Throwable {
Path dest = Paths.get("." , "my.jfr" );
Recording r = new Recording();
r.setToDisk(true );
r.enable(EventNames.OSInformation);
assertEquals(r.getSize(), 0 L, "getSize should return 0 before recording starts" );
r.start();
r.stop();
r.dump(dest);
assertTrue(Files.exists(dest), "TestGetSize recording missing: " + dest);
System.out.printf("%s size: %d%n" , dest, Files.size(dest));
System.out.printf("r.getSize(): %d%n" , r.getSize());
assertEquals(Files.size(dest), r.getSize(), "TestGetSize wrong recording size" );
r.close();
}
}
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