103 lines
3.8 KiB
Java
103 lines
3.8 KiB
Java
/*
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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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/*
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* @test
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* @bug 8331446 8340554
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* @summary Check correctness of deserialization
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* @run junit SerializationTest
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*/
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import org.junit.jupiter.params.ParameterizedTest;
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import org.junit.jupiter.params.provider.MethodSource;
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import java.io.ByteArrayInputStream;
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import java.io.ByteArrayOutputStream;
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import java.io.IOException;
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import java.io.ObjectInputStream;
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import java.io.ObjectOutputStream;
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import java.text.MessageFormat;
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import java.util.Locale;
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import java.util.stream.Stream;
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import static org.junit.jupiter.api.Assertions.assertEquals;
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public class SerializationTest {
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// Ensure basic correctness of serialization round trip
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@ParameterizedTest
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@MethodSource
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public void serializationRoundTrip(MessageFormat expectedMf)
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throws IOException, ClassNotFoundException {
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byte[] bytes = ser(expectedMf);
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MessageFormat actualMf = (MessageFormat) deSer(bytes);
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assertEquals(expectedMf, actualMf);
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}
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// Various valid MessageFormats
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private static Stream<MessageFormat> serializationRoundTrip() {
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return Stream.of(
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// basic pattern
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new MessageFormat("{0} foo"),
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// Multiple arguments
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new MessageFormat("{0} {1} foo"),
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// duplicate arguments
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new MessageFormat("{0} {0} {1} foo"),
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// Non-ascending arguments
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new MessageFormat("{1} {0} foo"),
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// With locale
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new MessageFormat("{1} {0} foo", Locale.UK),
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// With null locale. (NPE not thrown, if no format defined)
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new MessageFormat("{1} {0} foo", null),
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// With formats
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new MessageFormat("{0,number,short} {0} {1,date,long} foo"),
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// Offset equal to pattern length (0)
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new MessageFormat("{0}"),
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// Offset equal to pattern length (1)
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new MessageFormat("X{0}"),
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// Offset 1 under pattern length
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new MessageFormat("X{0}X")
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);
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}
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// Utility method to serialize
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private static byte[] ser(Object obj) throws IOException {
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ByteArrayOutputStream byteArrayOutputStream = new
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ByteArrayOutputStream();
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ObjectOutputStream oos = new
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ObjectOutputStream(byteArrayOutputStream);
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oos.writeObject(obj);
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return byteArrayOutputStream.toByteArray();
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}
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// Utility method to deserialize
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private static Object deSer(byte[] bytes) throws
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IOException, ClassNotFoundException {
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ByteArrayInputStream byteArrayInputStream = new
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ByteArrayInputStream(bytes);
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ObjectInputStream ois = new
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ObjectInputStream(byteArrayInputStream);
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return ois.readObject();
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}
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}
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