--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/test/java/lang/String/CompactString/CompactString.java Tue Nov 03 09:42:11 2015 +0100
@@ -0,0 +1,307 @@
+/*
+ * Copyright (c) 2015, 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.
+ *
+ * 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
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+import java.io.UnsupportedEncodingException;
+import java.nio.charset.Charset;
+import java.util.HashMap;
+import java.util.Map;
+
+import org.testng.annotations.BeforeClass;
+
+/*
+ * Base class of tests for Compact String.
+ *
+ */
+public class CompactString {
+
+ final Map<String, Map<String, String>> map = new HashMap<>();
+
+ enum StringSources {
+ EMPTY(STRING_EMPTY, BYTE_ARRAY_EMTPY, CHAR_ARRAY_EMPTY,
+ POINT_ARRAY_EMTPY), LDUPLICATE(STRING_LDUPLICATE,
+ BYTE_ARRAY_LDUPLICATE, CHAR_ARRAY_LDUPLICATE,
+ POINT_ARRAY_LDUPLICATE), LLONG(STRING_LLONG, BYTE_ARRAY_LLONG,
+ CHAR_ARRAY_LLONG, POINT_ARRAY_LLONG), L1(STRING_L1,
+ BYTE_ARRAY_L1, CHAR_ARRAY_L1, POINT_ARRAY_L1), L2(STRING_L2,
+ BYTE_ARRAY_L2, CHAR_ARRAY_L2, POINT_ARRAY_L2), L4(STRING_L4,
+ BYTE_ARRAY_L4, CHAR_ARRAY_L4, POINT_ARRAY_L4), UDUPLICATE(
+ STRING_UDUPLICATE, BYTE_ARRAY_UDUPLICATE,
+ CHAR_ARRAY_UDUPLICATE, POINT_ARRAY_UDUPLICATE), U1(STRING_U1,
+ BYTE_ARRAY_U1, CHAR_ARRAY_U1, POINT_ARRAY_U1), U2(STRING_U2,
+ BYTE_ARRAY_U2, CHAR_ARRAY_U2, POINT_ARRAY_U2), MDUPLICATE1(
+ STRING_MDUPLICATE1, BYTE_ARRAY_MDUPLICATE1,
+ CHAR_ARRAY_MDUPLICATE1, POINT_ARRAY_MDUPLICATE1), MDUPLICATE2(
+ STRING_MDUPLICATE2, BYTE_ARRAY_MDUPLICATE2,
+ CHAR_ARRAY_MDUPLICATE2, POINT_ARRAY_MDUPLICATE2), MLONG1(
+ STRING_MLONG1, BYTE_ARRAY_MLONG1, CHAR_ARRAY_MLONG1,
+ POINT_ARRAY_MLONG1), MLONG2(STRING_MLONG2, BYTE_ARRAY_MLONG2,
+ CHAR_ARRAY_MLONG2, POINT_ARRAY_MLONG2), M11(STRING_M11,
+ BYTE_ARRAY_M11, CHAR_ARRAY_M11, POINT_ARRAY_M11), M12(
+ STRING_M12, BYTE_ARRAY_M12, CHAR_ARRAY_M12, POINT_ARRAY_M12), SUPPLEMENTARY(
+ STRING_SUPPLEMENTARY, BYTE_ARRAY_SUPPLEMENTARY,
+ CHAR_ARRAY_SUPPLEMENTARY, POINT_ARRAY_SUPPLEMENTARY), SUPPLEMENTARY_LOWERCASE(
+ STRING_SUPPLEMENTARY_LOWERCASE,
+ BYTE_ARRAY_SUPPLEMENTARY_LOWERCASE,
+ CHAR_ARRAY_SUPPLEMENTARY_LOWERCASE,
+ POINT_ARRAY_SUPPLEMENTARY_LOWERCASE);
+
+ private StringSources(String s, byte[] b, char[] c, int[] i) {
+ str = s;
+ ba = b;
+ ca = c;
+ ia = i;
+ }
+
+ String getString() {
+ return str;
+ }
+
+ byte[] getByteArray() {
+ return ba;
+ }
+
+ char[] getCharArray() {
+ return ca;
+ }
+
+ int[] getIntArray() {
+ return ia;
+ }
+
+ private final String str;
+ private final byte[] ba;
+ private final char[] ca;
+ private final int[] ia;
+ }
+
+ protected static final String DEFAULT_CHARSET_NAME = "UTF-8";
+ protected static final Charset DEFAULT_CHARSET = Charset
+ .forName(DEFAULT_CHARSET_NAME);
+
+ protected static final String STRING_EMPTY = "";
+ protected static final byte[] BYTE_ARRAY_EMTPY = new byte[0];
+ protected static final char[] CHAR_ARRAY_EMPTY = new char[0];
+ protected static final int[] POINT_ARRAY_EMTPY = new int[0];
+
+ protected static final String STRING_LDUPLICATE = "ABABABABAB";
+ protected static final byte[] BYTE_ARRAY_LDUPLICATE = new byte[] { 'A', 'B',
+ 'A', 'B', 'A', 'B', 'A', 'B', 'A', 'B' };
+ protected static final char[] CHAR_ARRAY_LDUPLICATE = new char[] { 'A', 'B',
+ 'A', 'B', 'A', 'B', 'A', 'B', 'A', 'B' };
+ protected static final int[] POINT_ARRAY_LDUPLICATE = new int[] { 'A', 'B',
+ 'A', 'B', 'A', 'B', 'A', 'B', 'A', 'B' };
+
+ protected static final String STRING_LLONG = "ABCDEFGH";
+ protected static final byte[] BYTE_ARRAY_LLONG = new byte[] { 'A', 'B', 'C',
+ 'D', 'E', 'F', 'G', 'H' };
+ protected static final char[] CHAR_ARRAY_LLONG = new char[] { 'A', 'B', 'C',
+ 'D', 'E', 'F', 'G', 'H' };
+ protected static final int[] POINT_ARRAY_LLONG = new int[] { 'A', 'B', 'C',
+ 'D', 'E', 'F', 'G', 'H' };
+
+ protected static final String STRING_L1 = "A";
+ protected static final byte[] BYTE_ARRAY_L1 = new byte[] { 'A' };
+ protected static final char[] CHAR_ARRAY_L1 = new char[] { 'A' };
+ protected static final int[] POINT_ARRAY_L1 = new int[] { 'A' };
+
+ protected static final String STRING_L2 = "AB";
+ protected static final byte[] BYTE_ARRAY_L2 = new byte[] { 'A', 'B' };
+ protected static final char[] CHAR_ARRAY_L2 = new char[] { 'A', 'B' };
+ protected static final int[] POINT_ARRAY_L2 = new int[] { 'A', 'B' };
+
+ protected static final String STRING_L4 = "ABCD";
+ protected static final byte[] BYTE_ARRAY_L4 = new byte[] { 'A', 'B', 'C', 'D' };
+ protected static final char[] CHAR_ARRAY_L4 = new char[] { 'A', 'B', 'C', 'D' };
+ protected static final int[] POINT_ARRAY_L4 = new int[] { 'A', 'B', 'C', 'D' };
+
+ /*
+ * Because right now ASCII is the default encoding parameter for source code
+ * in JDK build environment, so we escape them. same as below.
+ */
+ protected static final String STRING_UDUPLICATE = "\uFF21\uFF22\uFF21\uFF22\uFF21\uFF22\uFF21\uFF22\uFF21\uFF22";
+ protected static final byte[] BYTE_ARRAY_UDUPLICATE = getBytes(STRING_UDUPLICATE);
+ protected static final char[] CHAR_ARRAY_UDUPLICATE = new char[] { '\uFF21',
+ '\uFF22', '\uFF21', '\uFF22', '\uFF21', '\uFF22', '\uFF21',
+ '\uFF22', '\uFF21', '\uFF22' };
+ protected static final int[] POINT_ARRAY_UDUPLICATE = new int[] { '\uFF21',
+ '\uFF22', '\uFF21', '\uFF22', '\uFF21', '\uFF22', '\uFF21',
+ '\uFF22', '\uFF21', '\uFF22' };
+
+ protected static final String STRING_U1 = "\uFF21";
+ protected static final byte[] BYTE_ARRAY_U1 = getBytes(STRING_U1);
+ protected static final char[] CHAR_ARRAY_U1 = new char[] { '\uFF21' };
+ protected static final int[] POINT_ARRAY_U1 = new int[] { '\uFF21' };
+
+ protected static final String STRING_U2 = "\uFF21\uFF22";
+ protected static final byte[] BYTE_ARRAY_U2 = getBytes(STRING_U2);
+ protected static final char[] CHAR_ARRAY_U2 = new char[] { '\uFF21', '\uFF22' };
+ protected static final int[] POINT_ARRAY_U2 = new int[] { '\uFF21', '\uFF22' };
+
+ protected static final String STRING_MDUPLICATE1 = "\uFF21A\uFF21A\uFF21A\uFF21A\uFF21A";
+ protected static final byte[] BYTE_ARRAY_MDUPLICATE1 = getBytes(STRING_MDUPLICATE1);
+ protected static final char[] CHAR_ARRAY_MDUPLICATE1 = new char[] { '\uFF21',
+ 'A', '\uFF21', 'A', '\uFF21', 'A', '\uFF21', 'A', '\uFF21', 'A' };
+ protected static final int[] POINT_ARRAY_MDUPLICATE1 = new int[] { '\uFF21',
+ 'A', '\uFF21', 'A', '\uFF21', 'A', '\uFF21', 'A', '\uFF21', 'A' };
+
+ protected static final String STRING_MDUPLICATE2 = "A\uFF21A\uFF21A\uFF21A\uFF21A\uFF21";
+ protected static final byte[] BYTE_ARRAY_MDUPLICATE2 = getBytes(STRING_MDUPLICATE2);
+ protected static final char[] CHAR_ARRAY_MDUPLICATE2 = new char[] { 'A',
+ '\uFF21', 'A', '\uFF21', 'A', '\uFF21', 'A', '\uFF21', 'A',
+ '\uFF21' };
+ protected static final int[] POINT_ARRAY_MDUPLICATE2 = new int[] { 'A',
+ '\uFF21', 'A', '\uFF21', 'A', '\uFF21', 'A', '\uFF21', 'A',
+ '\uFF21' };
+
+ protected static final String STRING_MLONG1 = "A\uFF21B\uFF22C\uFF23D\uFF24E\uFF25F\uFF26G\uFF27H\uFF28";
+ protected static final byte[] BYTE_ARRAY_MLONG1 = getBytes(STRING_MLONG1);
+ protected static final char[] CHAR_ARRAY_MLONG1 = new char[] { 'A', '\uFF21',
+ 'B', '\uFF22', 'C', '\uFF23', 'D', '\uFF24', 'E', '\uFF25', 'F',
+ '\uFF26', 'G', '\uFF27', 'H', '\uFF28' };
+ protected static final int[] POINT_ARRAY_MLONG1 = new int[] { 'A', '\uFF21',
+ 'B', '\uFF22', 'C', '\uFF23', 'D', '\uFF24', 'E', '\uFF25', 'F',
+ '\uFF26', 'G', '\uFF27', 'H', '\uFF28' };
+
+ protected static final String STRING_MLONG2 = "\uFF21A\uFF22B\uFF23C\uFF24D\uFF25E\uFF26F\uFF27G\uFF28H";
+ protected static final byte[] BYTE_ARRAY_MLONG2 = getBytes(STRING_MLONG2);
+ protected static final char[] CHAR_ARRAY_MLONG2 = new char[] { '\uFF21', 'A',
+ '\uFF22', 'B', '\uFF23', 'C', '\uFF24', 'D', '\uFF25', 'E',
+ '\uFF26', 'F', '\uFF27', 'G', '\uFF28', 'H' };
+ protected static final int[] POINT_ARRAY_MLONG2 = new int[] { '\uFF21', 'A',
+ '\uFF22', 'B', '\uFF23', 'C', '\uFF24', 'D', '\uFF25', 'E',
+ '\uFF26', 'F', '\uFF27', 'G', '\uFF28', 'H' };
+
+ protected static final String STRING_M11 = "A\uFF21";
+ protected static final byte[] BYTE_ARRAY_M11 = getBytes(STRING_M11);
+ protected static final char[] CHAR_ARRAY_M11 = new char[] { 'A', '\uFF21' };
+ protected static final int[] POINT_ARRAY_M11 = new int[] { 'A', '\uFF21' };
+
+ protected static final String STRING_M12 = "\uFF21A";
+ protected static final byte[] BYTE_ARRAY_M12 = getBytes(STRING_M12);
+ protected static final char[] CHAR_ARRAY_M12 = new char[] { '\uFF21', 'A' };
+ protected static final int[] POINT_ARRAY_M12 = new int[] { '\uFF21', 'A' };
+
+ protected static final String STRING_SUPPLEMENTARY = "\uD801\uDC00\uD801\uDC01\uFF21A";
+ protected static final byte[] BYTE_ARRAY_SUPPLEMENTARY = getBytes(STRING_SUPPLEMENTARY);
+ protected static final char[] CHAR_ARRAY_SUPPLEMENTARY = new char[] {
+ '\uD801', '\uDC00', '\uD801', '\uDC01', '\uFF21', 'A' };
+ protected static final int[] POINT_ARRAY_SUPPLEMENTARY = new int[] {
+ '\uD801', '\uDC00', '\uD801', '\uDC01', '\uFF21', 'A' };
+
+ protected static final String STRING_SUPPLEMENTARY_LOWERCASE = "\uD801\uDC28\uD801\uDC29\uFF41a";
+ protected static final byte[] BYTE_ARRAY_SUPPLEMENTARY_LOWERCASE = getBytes(STRING_SUPPLEMENTARY_LOWERCASE);
+ protected static final char[] CHAR_ARRAY_SUPPLEMENTARY_LOWERCASE = new char[] {
+ '\uD801', '\uDC28', '\uD801', '\uDC29', '\uFF41', 'a' };
+ protected static final int[] POINT_ARRAY_SUPPLEMENTARY_LOWERCASE = new int[] {
+ '\uD801', '\uDC28', '\uD801', '\uDC29', '\uFF41', 'a' };
+
+ protected static final String SRC_BYTE_ARRAY_WITH_CHARSETNAME = "source from byte array with charset name";
+ protected static final String SRC_BYTE_ARRAY_WITH_CHARSET = "source from byte array with charset";
+ protected static final String SRC_CHAR_ARRAY = "source from char array";
+ protected static final String SRC_POINT_ARRAY = "source from code point array";
+ protected static final String SRC_STRING = "source from String";
+ protected static final String SRC_STRINGBUFFER = "source from StringBuffer";
+ protected static final String SRC_STRINGBUILDER = "source from StringBuilder";
+ protected static final String SRC_COPYVALUEOF = "source from copyValueOf from char array";
+ protected static final String SRC_VALUEOF = "source from valueOf from char array";
+
+ static {
+ System.out
+ .println(String
+ .format("====== The platform's default charset is \"%s\", we're using \"%s\" for testing.",
+ Charset.defaultCharset().name(),
+ DEFAULT_CHARSET_NAME));
+ }
+
+ private static byte[] getBytes(String str) {
+ byte[] res = null;
+ try {
+ res = str.getBytes(DEFAULT_CHARSET_NAME);
+ } catch (UnsupportedEncodingException e) {
+ e.printStackTrace();
+ throw new RuntimeException("caught UnsupportedEncodingException!!!", e);
+ }
+ return res;
+ }
+
+ private void setUpOneString(String content, byte[] ba, char[] ca, int[] cpa)
+ throws UnsupportedEncodingException {
+ final Map<String, String> m = new HashMap<>();
+ m.put(SRC_BYTE_ARRAY_WITH_CHARSETNAME, new String(ba,
+ DEFAULT_CHARSET_NAME));
+ m.put(SRC_BYTE_ARRAY_WITH_CHARSET, new String(ba, DEFAULT_CHARSET));
+ m.put(SRC_CHAR_ARRAY, new String(ca));
+ m.put(SRC_POINT_ARRAY, new String(cpa, 0, cpa.length));
+ m.put(SRC_STRING, new String(content));
+ m.put(SRC_STRINGBUFFER, new String(new StringBuffer(content)));
+ m.put(SRC_STRINGBUILDER, new String(new StringBuilder(content)));
+ m.put(SRC_COPYVALUEOF, String.copyValueOf(ca));
+ m.put(SRC_VALUEOF, String.valueOf(ca));
+ map.put(content, m);
+ }
+
+ /*
+ * Set up the test data, use 9 ways to construct one String.
+ *
+ * @throws UnsupportedEncodingException
+ * If the named charset is not supported in setUpOneString(xxx).
+ */
+ @BeforeClass
+ public void setUp() throws UnsupportedEncodingException {
+ for (StringSources src : StringSources.values()) {
+ setUpOneString(src.getString(), src.getByteArray(),
+ src.getCharArray(), src.getIntArray());
+ }
+ }
+
+ /*
+ * Because right now system default charset in JPRT environment is only
+ * guaranteed to support ASCII characters in log, so we escape them.
+ */
+ protected String escapeNonASCIIs(String str) {
+ StringBuilder sb = new StringBuilder();
+ for (int i = 0; i < str.length(); i++) {
+ char c = str.charAt(i);
+ if (c > 0x7F) {
+ sb.append("\\u").append(Integer.toHexString((int) c));
+ } else {
+ sb.append(c);
+ }
+ }
+ return sb.toString();
+ }
+
+ /*
+ * Because right now system default charset in JPRT environment is only
+ * guaranteed to support ASCII characters in log, so we escape them.
+ */
+ protected String escapeNonASCII(char c) {
+ StringBuilder sb = new StringBuilder();
+ if (c > 0x7F) {
+ sb.append("\\u").append(Integer.toHexString((int) c));
+ } else {
+ sb.append(c);
+ }
+ return sb.toString();
+ }
+}