90 lines
4.6 KiB
Java
90 lines
4.6 KiB
Java
/*
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* Copyright (c) 2015, 2017, 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 org.testng.annotations.DataProvider;
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import org.testng.annotations.Test;
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import static jdk.test.lib.util.SerializationUtils.*;
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import static org.testng.Assert.assertEquals;
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/*
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* @test
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* @bug 8077559
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* @library /test/lib
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* @build jdk.test.lib.util.SerializationUtils
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* @summary Tests Compact String. This one is testing String serialization
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* among -XX:+CompactStrings/-XX:-CompactStrings/LegacyString
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* @run testng/othervm -XX:+CompactStrings SerializationTest
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* @run testng/othervm -XX:-CompactStrings SerializationTest
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*/
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public class SerializationTest {
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@DataProvider
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public Object[][] provider() {
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return new Object[][] {
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// every byte array is serialized from corresponding String object
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// by previous JDK(build 1.8.0_45-b14).
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new Object[] { "", new byte[] { -84, -19, 0, 5, 116, 0, 0 } },
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new Object[] { "A", new byte[] { -84, -19, 0, 5, 116, 0, 1, 65 } },
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new Object[] { "AB", new byte[] { -84, -19, 0, 5, 116, 0, 2, 65, 66 } },
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new Object[] { "abcdefghijk",
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new byte[] {-84, -19, 0, 5, 116, 0, 11, 97, 98, 99, 100, 101,
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102, 103, 104, 105, 106, 107 } },
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new Object[] { "\uff21", new byte[] { -84, -19, 0, 5, 116, 0, 3, -17, -68, -95 } },
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new Object[] { "\uff21\uff22", new byte[] { -84, -19, 0, 5, 116, 0, 6, -17, -68,
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-95, -17, -68, -94 } },
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new Object[] { "\uff21A\uff21A\uff21A\uff21A\uff21A",
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new byte[] { -84, -19, 0, 5, 116, 0, 20, -17, -68, -95, 65, -17, -68,
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-95, 65, -17, -68, -95, 65, -17, -68, -95, 65, -17, -68, -95, 65 } },
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new Object[] { "A\uff21B\uff22C\uff23D\uff24E\uff25F\uff26G\uff27H\uff28",
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new byte[] { -84, -19, 0, 5, 116, 0, 32, 65, -17, -68, -95, 66, -17, -68,
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-94, 67, -17, -68, -93, 68, -17, -68, -92, 69, -17, -68, -91, 70, -17,
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-68, -90, 71, -17, -68, -89, 72, -17, -68, -88 } },
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new Object[] { "\uff21A\uff22B\uff23C\uff24D\uff25E\uff26F\uff27G\uff28H",
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new byte[] { -84, -19, 0, 5, 116, 0, 32, -17, -68, -95, 65, -17, -68,
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-94, 66, -17, -68, -93, 67, -17, -68, -92, 68, -17, -68, -91, 69, -17,
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-68, -90, 70, -17, -68, -89, 71, -17, -68, -88, 72 } },
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new Object[] { "\ud801\udc00\ud801\udc01\uff21A",
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new byte[] { -84, -19, 0, 5, 116, 0, 16, -19, -96, -127, -19, -80, -128,
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-19, -96, -127, -19, -80, -127, -17, -68, -95, 65 } },
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new Object[] { "\uff21\uff22\uff21\uff22\uff21\uff22\uff21\uff22\uff21\uff22",
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new byte[] { -84, -19, 0, 5, 116, 0, 30, -17, -68, -95, -17, -68, -94, -17,
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-68, -95, -17, -68, -94, -17, -68, -95, -17, -68, -94, -17, -68, -95, -17,
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-68, -94, -17, -68, -95, -17, -68, -94 } } };
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}
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/*
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* Verify serialization works between Compact String/Legacy String
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*/
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@Test(dataProvider = "provider")
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public void test(String strContent, byte[] baInJDK8) throws Exception {
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// Serialize a String object into byte array.
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byte[] ba = serialize(strContent);
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assertEquals(ba, baInJDK8);
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// Deserialize a String object from byte array which is generated by previous JDK(build 1.8.0_45-b14).
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Object obj = deserialize(ba);
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assertEquals(obj.getClass(), String.class);
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assertEquals((String)obj, strContent);
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}
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}
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