jdk-sandbox: test/jdk/java/lang/StringBuffer/CompactStringBufferSerialization.java@5b96c12f909d (annotated)

33663 2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	1	/*
45179 5c2ed400440a 8180391: move SerializationUtils to top level testlibrary iignatyev parents: 33663 diff changeset	2	* Copyright (c) 2015, 2017, Oracle and/or its affiliates. All rights reserved.
33663 2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	3	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	4	*
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	5	* This code is free software; you can redistribute it and/or modify it
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	6	* under the terms of the GNU General Public License version 2 only, as
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	7	* published by the Free Software Foundation.
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	8	*
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	9	* This code is distributed in the hope that it will be useful, but WITHOUT
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	10	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	11	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	12	* version 2 for more details (a copy is included in the LICENSE file that
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	13	* accompanied this code).
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	14	*
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	15	* You should have received a copy of the GNU General Public License version
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	16	* 2 along with this work; if not, write to the Free Software Foundation,
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	17	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	18	*
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	19	* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	20	* or visit www.oracle.com if you need additional information or have any
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	21	* questions.
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	22	*/
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	23
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	24	import java.io.*;
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	25
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	26	import org.testng.annotations.DataProvider;
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	27	import org.testng.annotations.Test;
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	28
45179 5c2ed400440a 8180391: move SerializationUtils to top level testlibrary iignatyev parents: 33663 diff changeset	29	import static jdk.test.lib.util.SerializationUtils.*;
33663 2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	30	import static org.testng.Assert.*;
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	31
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	32	/*
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	33	* @test
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	34	* @bug 8077559
45179 5c2ed400440a 8180391: move SerializationUtils to top level testlibrary iignatyev parents: 33663 diff changeset	35	* @library /test/lib
45466 faf1c55d2046 8181759: add explicit @build actions for jdk.test.lib classes in all :tier1 tests iignatyev parents: 45179 diff changeset	36	* @build jdk.test.lib.util.SerializationUtils
33663 2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	37	* @summary Tests Compact String. This one is testing StringBuffer serialization
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	38	* among -XX:+CompactStrings/-XX:-CompactStrings/LegacyStringBuffer
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	39	* @run testng/othervm -XX:+CompactStrings CompactStringBufferSerialization
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	40	* @run testng/othervm -XX:-CompactStrings CompactStringBufferSerialization
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	41	*/
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	42
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	43	public class CompactStringBufferSerialization {
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	44	@DataProvider
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	45	public Object[][] provider() {
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	46	return new Object[][] {
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	47	// every byte array is serialized from corresponding StringBuilder object
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	48	// by previous JDK(build 1.8.0_45-b14).
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	49	new Object[] {
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	50	new StringBuffer(""),
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	51	new byte[] { -84, -19, 0, 5, 115, 114, 0, 22, 106, 97, 118, 97, 46, 108, 97, 110, 103, 46, 83, 116, 114, 105, 110, 103, 66, 117, 102,
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	52	102, 101, 114, 47, 7, 7, -39, -22, -56, -22, -45, 3, 0, 3, 73, 0, 5, 99, 111, 117, 110, 116, 90, 0, 6, 115, 104, 97, 114, 101,
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	53	100, 91, 0, 5, 118, 97, 108, 117, 101, 116, 0, 2, 91, 67, 120, 112, 0, 0, 0, 0, 0, 117, 114, 0, 2, 91, 67, -80, 38, 102, -80,
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	54	-30, 93, -124, -84, 2, 0, 0, 120, 112, 0, 0, 0, 16, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	55	0, 0, 0, 0, 0, 0, 0, 120 } },
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	56	new Object[] {
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	57	new StringBuffer("A"),
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	58	new byte[] { -84, -19, 0, 5, 115, 114, 0, 22, 106, 97, 118, 97, 46, 108, 97, 110, 103, 46, 83, 116, 114, 105, 110, 103, 66, 117, 102,
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	59	102, 101, 114, 47, 7, 7, -39, -22, -56, -22, -45, 3, 0, 3, 73, 0, 5, 99, 111, 117, 110, 116, 90, 0, 6, 115, 104, 97, 114, 101,
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	60	100, 91, 0, 5, 118, 97, 108, 117, 101, 116, 0, 2, 91, 67, 120, 112, 0, 0, 0, 1, 0, 117, 114, 0, 2, 91, 67, -80, 38, 102, -80,
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	61	-30, 93, -124, -84, 2, 0, 0, 120, 112, 0, 0, 0, 17, 0, 65, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	62	0, 0, 0, 0, 0, 0, 0, 0, 0, 120 } },
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	63	new Object[] {
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	64	new StringBuffer("AB"),
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	65	new byte[] { -84, -19, 0, 5, 115, 114, 0, 22, 106, 97, 118, 97, 46, 108, 97, 110, 103, 46, 83, 116, 114, 105, 110, 103, 66, 117, 102,
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	66	102, 101, 114, 47, 7, 7, -39, -22, -56, -22, -45, 3, 0, 3, 73, 0, 5, 99, 111, 117, 110, 116, 90, 0, 6, 115, 104, 97, 114, 101,
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	67	100, 91, 0, 5, 118, 97, 108, 117, 101, 116, 0, 2, 91, 67, 120, 112, 0, 0, 0, 2, 0, 117, 114, 0, 2, 91, 67, -80, 38, 102, -80,
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	68	-30, 93, -124, -84, 2, 0, 0, 120, 112, 0, 0, 0, 18, 0, 65, 0, 66, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	69	0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 120 } },
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	70	new Object[] {
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	71	new StringBuffer("abcdefghijk"),
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	72	new byte[] { -84, -19, 0, 5, 115, 114, 0, 22, 106, 97, 118, 97, 46, 108, 97, 110, 103, 46, 83, 116, 114, 105, 110, 103, 66, 117, 102,
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	73	102, 101, 114, 47, 7, 7, -39, -22, -56, -22, -45, 3, 0, 3, 73, 0, 5, 99, 111, 117, 110, 116, 90, 0, 6, 115, 104, 97, 114, 101,
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	74	100, 91, 0, 5, 118, 97, 108, 117, 101, 116, 0, 2, 91, 67, 120, 112, 0, 0, 0, 11, 0, 117, 114, 0, 2, 91, 67, -80, 38, 102, -80,
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	75	-30, 93, -124, -84, 2, 0, 0, 120, 112, 0, 0, 0, 27, 0, 97, 0, 98, 0, 99, 0, 100, 0, 101, 0, 102, 0, 103, 0, 104, 0, 105, 0,
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	76	106, 0, 107, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 120 } },
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	77	new Object[] {
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	78	new StringBuffer("\uff21"),
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	79	new byte[] { -84, -19, 0, 5, 115, 114, 0, 22, 106, 97, 118, 97, 46, 108, 97, 110, 103, 46, 83, 116, 114, 105, 110, 103, 66, 117, 102,
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	80	102, 101, 114, 47, 7, 7, -39, -22, -56, -22, -45, 3, 0, 3, 73, 0, 5, 99, 111, 117, 110, 116, 90, 0, 6, 115, 104, 97, 114, 101,
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	81	100, 91, 0, 5, 118, 97, 108, 117, 101, 116, 0, 2, 91, 67, 120, 112, 0, 0, 0, 1, 0, 117, 114, 0, 2, 91, 67, -80, 38, 102, -80,
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	82	-30, 93, -124, -84, 2, 0, 0, 120, 112, 0, 0, 0, 17, -1, 33, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	83	0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 120 } },
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	84	new Object[] {
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	85	new StringBuffer("\uff21\uff22"),
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	86	new byte[] { -84, -19, 0, 5, 115, 114, 0, 22, 106, 97, 118, 97, 46, 108, 97, 110, 103, 46, 83, 116, 114, 105, 110, 103, 66, 117, 102,
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	87	102, 101, 114, 47, 7, 7, -39, -22, -56, -22, -45, 3, 0, 3, 73, 0, 5, 99, 111, 117, 110, 116, 90, 0, 6, 115, 104, 97, 114, 101,
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	88	100, 91, 0, 5, 118, 97, 108, 117, 101, 116, 0, 2, 91, 67, 120, 112, 0, 0, 0, 2, 0, 117, 114, 0, 2, 91, 67, -80, 38, 102, -80,
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	89	-30, 93, -124, -84, 2, 0, 0, 120, 112, 0, 0, 0, 18, -1, 33, -1, 34, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	90	0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 120 } },
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	91	new Object[] {
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	92	new StringBuffer("\uff21A\uff21A\uff21A\uff21A\uff21A"),
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	93	new byte[] { -84, -19, 0, 5, 115, 114, 0, 22, 106, 97, 118, 97, 46, 108, 97, 110, 103, 46, 83, 116, 114, 105, 110, 103, 66, 117, 102,
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	94	102, 101, 114, 47, 7, 7, -39, -22, -56, -22, -45, 3, 0, 3, 73, 0, 5, 99, 111, 117, 110, 116, 90, 0, 6, 115, 104, 97, 114, 101,
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	95	100, 91, 0, 5, 118, 97, 108, 117, 101, 116, 0, 2, 91, 67, 120, 112, 0, 0, 0, 10, 0, 117, 114, 0, 2, 91, 67, -80, 38, 102, -80,
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	96	-30, 93, -124, -84, 2, 0, 0, 120, 112, 0, 0, 0, 26, -1, 33, 0, 65, -1, 33, 0, 65, -1, 33, 0, 65, -1, 33, 0, 65, -1, 33, 0, 65,
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	97	0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 120 } },
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	98	new Object[] {
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	99	new StringBuffer("A\uff21B\uff22C\uff23D\uff24E\uff25F\uff26G\uff27H\uff28"),
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	100	new byte[] { -84, -19, 0, 5, 115, 114, 0, 22, 106, 97, 118, 97, 46, 108, 97, 110, 103, 46, 83, 116, 114, 105, 110, 103, 66, 117, 102,
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	101	102, 101, 114, 47, 7, 7, -39, -22, -56, -22, -45, 3, 0, 3, 73, 0, 5, 99, 111, 117, 110, 116, 90, 0, 6, 115, 104, 97, 114, 101,
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	102	100, 91, 0, 5, 118, 97, 108, 117, 101, 116, 0, 2, 91, 67, 120, 112, 0, 0, 0, 16, 0, 117, 114, 0, 2, 91, 67, -80, 38, 102, -80,
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	103	-30, 93, -124, -84, 2, 0, 0, 120, 112, 0, 0, 0, 32, 0, 65, -1, 33, 0, 66, -1, 34, 0, 67, -1, 35, 0, 68, -1, 36, 0, 69, -1, 37,
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	104	0, 70, -1, 38, 0, 71, -1, 39, 0, 72, -1, 40, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	105	0, 0, 0, 0, 0, 120 } },
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	106	new Object[] {
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	107	new StringBuffer("\uff21A\uff22B\uff23C\uff24D\uff25E\uff26F\uff27G\uff28H"),
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	108	new byte[] { -84, -19, 0, 5, 115, 114, 0, 22, 106, 97, 118, 97, 46, 108, 97, 110, 103, 46, 83, 116, 114, 105, 110, 103, 66, 117, 102,
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	109	102, 101, 114, 47, 7, 7, -39, -22, -56, -22, -45, 3, 0, 3, 73, 0, 5, 99, 111, 117, 110, 116, 90, 0, 6, 115, 104, 97, 114, 101,
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	110	100, 91, 0, 5, 118, 97, 108, 117, 101, 116, 0, 2, 91, 67, 120, 112, 0, 0, 0, 16, 0, 117, 114, 0, 2, 91, 67, -80, 38, 102, -80,
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	111	-30, 93, -124, -84, 2, 0, 0, 120, 112, 0, 0, 0, 32, -1, 33, 0, 65, -1, 34, 0, 66, -1, 35, 0, 67, -1, 36, 0, 68, -1, 37, 0, 69,
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	112	-1, 38, 0, 70, -1, 39, 0, 71, -1, 40, 0, 72, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	113	0, 0, 0, 0, 0, 120 } },
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	114	new Object[] {
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	115	new StringBuffer("\ud801\udc00\ud801\udc01\uff21A"),
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	116	new byte[] { -84, -19, 0, 5, 115, 114, 0, 22, 106, 97, 118, 97, 46, 108, 97, 110, 103, 46, 83, 116, 114, 105, 110, 103, 66, 117, 102,
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	117	102, 101, 114, 47, 7, 7, -39, -22, -56, -22, -45, 3, 0, 3, 73, 0, 5, 99, 111, 117, 110, 116, 90, 0, 6, 115, 104, 97, 114, 101,
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	118	100, 91, 0, 5, 118, 97, 108, 117, 101, 116, 0, 2, 91, 67, 120, 112, 0, 0, 0, 6, 0, 117, 114, 0, 2, 91, 67, -80, 38, 102, -80,
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	119	-30, 93, -124, -84, 2, 0, 0, 120, 112, 0, 0, 0, 22, -40, 1, -36, 0, -40, 1, -36, 1, -1, 33, 0, 65, 0, 0, 0, 0, 0, 0, 0, 0, 0,
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	120	0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 120 } },
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	121	new Object[] {
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	122	new StringBuffer("\uff21\uff22\uff21\uff22\uff21\uff22\uff21\uff22\uff21\uff22"),
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	123	new byte[] { -84, -19, 0, 5, 115, 114, 0, 22, 106, 97, 118, 97, 46, 108, 97, 110, 103, 46, 83, 116, 114, 105, 110, 103, 66, 117, 102,
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	124	102, 101, 114, 47, 7, 7, -39, -22, -56, -22, -45, 3, 0, 3, 73, 0, 5, 99, 111, 117, 110, 116, 90, 0, 6, 115, 104, 97, 114, 101,
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	125	100, 91, 0, 5, 118, 97, 108, 117, 101, 116, 0, 2, 91, 67, 120, 112, 0, 0, 0, 10, 0, 117, 114, 0, 2, 91, 67, -80, 38, 102, -80,
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	126	-30, 93, -124, -84, 2, 0, 0, 120, 112, 0, 0, 0, 26, -1, 33, -1, 34, -1, 33, -1, 34, -1, 33, -1, 34, -1, 33, -1, 34, -1, 33, -1,
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	127	34, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 120 } } };
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	128	}
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	129
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	130	/*
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	131	* Verify serialization works between Compact StringBuffer/Legacy StringBuffer
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	132	*/
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	133	@Test(dataProvider = "provider")
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	134	public void test(StringBuffer sbContent, byte[] baInJDK8) throws Exception {
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	135	// Serialize a StringBuffer object into byte array.
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	136	byte[] ba = serialize(sbContent);
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	137	assertEquals(ba, baInJDK8);
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	138	// Deserialize a StringBuffer object from byte array which is generated by previous JDK(build 1.8.0_45-b14).
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	139	Object obj = deserialize(ba);
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	140	assertEquals(obj.getClass(), StringBuffer.class);
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	141	assertTrue(equals((StringBuffer)obj, sbContent));
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	142	}
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	143
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	144	boolean equals(StringBuffer sb, StringBuffer expected) {
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	145	if(sb.length() == expected.length()
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	146	&& sb.capacity() == expected.capacity()
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	147	&& sb.toString().equals(expected.toString())) {
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	148	return true;
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	149	}
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	150	return false;
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	151	}
2cd62a4bd471 8141132: JEP 254: Compact Strings thartmann parents: diff changeset	152	}

author	phh
	Sat, 30 Nov 2019 14:33:05 -0800
changeset 59330	5b96c12f909d
parent 47216	71c04702a3d5
permissions	-rw-r--r--