234 lines
8.5 KiB
Java
234 lines
8.5 KiB
Java
/*
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* Copyright (c) 2019, 2021, 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 4406815 8222969 8266784
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* @summary RuleBasedCollatorTest uses very limited but selected test data
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* to test basic functionalities provided by RuleBasedCollator.
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* @run testng/othervm RuleBasedCollatorTest
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*/
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import java.text.CollationElementIterator;
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import java.text.CollationKey;
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import java.text.RuleBasedCollator;
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import java.text.Collator;
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import java.text.ParseException;
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import java.util.Arrays;
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import java.util.Locale;
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import org.testng.annotations.BeforeClass;
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import org.testng.annotations.DataProvider;
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import org.testng.annotations.Test;
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import org.testng.SkipException;
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import static org.testng.Assert.*;
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public class RuleBasedCollatorTest {
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static RuleBasedCollator USC;
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static String US_RULES;
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@BeforeClass
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public void setup() {
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Collator c = Collator.getInstance(Locale.US);
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if (!(c instanceof RuleBasedCollator)) {
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throw new SkipException("skip tests.");
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}
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USC = (RuleBasedCollator) c;
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US_RULES = USC.getRules();
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}
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@DataProvider(name = "rulesData")
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Object[][] rulesData() {
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//Basic Tailor
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String BASIC_TAILOR_RULES = "< b=c<\u00e6;A,a";
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String[] BASIC_TAILOR_DATA = {"\u00e6", "b", "a", "c", "A"};
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String[] BASIC_TAILOR_EXPECTED = {"b", "c", "\u00e6", "A", "a"};
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//Contraction
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String CONTRACTION_RULES = US_RULES + "& b < ch ,cH, Ch, CH < c ";
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String[] CONTRACTION_DATA = {"b", "c", "ch", "CH", "Ch", "cH"};
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String[] CONTRACTION_EXPECTED = {"b", "ch", "cH", "Ch", "CH", "c"};
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//Expansion
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String EXPANSION_RULES = US_RULES + "& ae = \u00e4 < b";
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String[] EXPANSION_DATA = {"ad", "af", "\u00e4"};
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String[] EXPANSION_EXPECTED = {"ad", "\u00e4", "af"};
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//Punctuation
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String PUNCTUATION_RULES = US_RULES + "< ' ' < '-'";
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String[] PUNCTUATION_DATA = {"b-w", "b-W", "B-w", "B-W", "bW", "bw",
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"Bw", "BW", "b w", "b W", "B w", "B W"};
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String[] PUNCTUATION_EXPECTED = {"bw", "bW", "Bw", "BW", "b w", "b W",
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"B w", "B W", "b-w", "b-W", "B-w", "B-W"};
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return new Object[][] {
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{BASIC_TAILOR_RULES, BASIC_TAILOR_DATA, BASIC_TAILOR_EXPECTED},
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{CONTRACTION_RULES, CONTRACTION_DATA, CONTRACTION_EXPECTED},
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{EXPANSION_RULES, EXPANSION_DATA, EXPANSION_EXPECTED},
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{PUNCTUATION_RULES, PUNCTUATION_DATA, PUNCTUATION_EXPECTED}
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};
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}
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@Test(dataProvider = "rulesData")
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public void testRules(String rules, String[] testData, String[] expected)
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throws ParseException {
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Arrays.sort(testData, new RuleBasedCollator(rules));
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assertEquals(testData, expected);
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}
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@DataProvider(name = "FrenchSecondarySort")
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Object[][] FrenchSecondarySort() {
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return new Object[][] {
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{ "\u0061\u00e1\u0061", "\u00e1\u0061\u0061", 1 },
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//{"\u0061\u00e1", "\u00e1\u0041", 1}, //JDK-4406815
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//{"\u00e1\u0041", "\u0061\u00e1", -1}, //JDK-4406815
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{"\u1ea0a", "\u1ea2A", -1}, //case ignore
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{ "\u1ea0b", "\u1ea2A", 1 }, //primary overwrite
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{ "\u1e15", "\u1e1d", -1 }, //ignore sec diacritic
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{ "a", "\u1ea1", -1 } };
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}
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@Test(dataProvider = "FrenchSecondarySort")
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public void testFrenchSecondarySort(String sData, String tData,
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int expected) throws ParseException {
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String french_rule = "@";
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String rules = US_RULES + french_rule;
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RuleBasedCollator rc = new RuleBasedCollator(rules);
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int result = rc.compare(sData, tData);
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assertEquals(expected, result);
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}
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@DataProvider(name = "ThaiLaoVowelConsonantSwapping")
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Object[][] ThaiLaoVowelConsonantSwapping() {
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return new Object[][] {{"\u0e44\u0e01", "\u0e40\u0e2e", -1},//swap
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{"\u0e2e\u0e40", "\u0e01\u0e44", 1},//no swap
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{"\u0e44\u0061", "\u0e40\u0081", 1}//no swap
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};
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}
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@Test(dataProvider = "ThaiLaoVowelConsonantSwapping")
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public void testThaiLaoVowelConsonantSwapping(String sData, String tData,
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int expected) throws ParseException {
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String thai_rule = "& Z < \u0e01 < \u0e2e <\u0e40 < \u0e44!";
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String rules = US_RULES + thai_rule;
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RuleBasedCollator rc = new RuleBasedCollator(rules);
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int result = rc.compare(sData, tData);
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assertEquals(expected, result);
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}
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@Test
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public void testIgnorableCharacter() throws ParseException {
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String rule = "=f<a<c";
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RuleBasedCollator rc = new RuleBasedCollator(rule);
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CollationElementIterator iter = rc.getCollationElementIterator("f");
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int element = iter.next();
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int primary = iter.primaryOrder(element);
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assertEquals(primary, 0);
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}
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@DataProvider(name = "Normalization")
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Object[][] Normalization() {
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return new Object[][] {
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//micro sign has no canonical decomp mapping
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// 0:NO_Decomposition;
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// 1:CANONICAL_Decomposition;
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// 2:FULL_Decomposition
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{"\u00b5", "\u03BC", 0, -1},
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{"\u00b5", "\u03BC", 1, -1},
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{"\u00b5", "\u03BC", 2, 0}
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};
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}
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@Test(dataProvider = "Normalization")
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public void testNormalization(String sData, String tData, int decomp,
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int result) {
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RuleBasedCollator rc = (RuleBasedCollator)USC.clone();
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rc.setDecomposition(decomp);
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assertEquals(rc.compare(sData, tData), result);
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}
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@Test
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public void testEquality() throws ParseException {
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String rule1 = "<a=b";
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RuleBasedCollator rc1= new RuleBasedCollator(rule1);
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//test equals()
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assertTrue(rc1.equals(new RuleBasedCollator(rule1)));
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//test semantic equality
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String[] array1 = {"b", "c", "a"};
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String[] array2 = Arrays.copyOf(array1, array1.length);
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String[] expected = {"b", "a", "c"};
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String rule2 = "<b=a";
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RuleBasedCollator rc2= new RuleBasedCollator(rule2);
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Arrays.sort(array1, rc1);
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Arrays.sort(array2, rc2);
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assertEquals(array1, array2);
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assertEquals(array1, expected);
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}
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@Test
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public void testBasicParsingOrder() throws ParseException {
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String rule1 = "< a < b & a < c";
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String rule2 = "< a < c & a < b";
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String rule3 = "< a < b < c";
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String s = "abc";
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RuleBasedCollator c1 = new RuleBasedCollator(rule1);
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RuleBasedCollator c2 = new RuleBasedCollator(rule2);
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RuleBasedCollator c3 = new RuleBasedCollator(rule3);
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CollationKey k1 = c1.getCollationKey(s);
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CollationKey k2 = c2.getCollationKey(s);
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CollationKey k3 = c3.getCollationKey(s);
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//rule1 should not equals to rule2
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assertEquals(k1.compareTo(k2) == 0, false);
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//rule2 should equals to rule3
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assertEquals(k2.compareTo(k3) == 0, true);
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}
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@DataProvider(name = "ParseData")
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Object[][] ParseData() {
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return new Object[][] {
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{""},
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{"a < b"},
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{"< a-b < c"},
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{"< ,a"},
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{"< a < b & c < d"}
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};
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}
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@Test(dataProvider = "ParseData",
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expectedExceptions = ParseException.class)
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public void testParseException(String rule) throws ParseException{
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new RuleBasedCollator(rule);
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}
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@Test(expectedExceptions = NullPointerException.class)
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public void testNullParseException() throws ParseException{
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new RuleBasedCollator(null);
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}
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}
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