+++ /dev/null
-package org.apache.lucene.util;
-
-/**
- * Licensed to the Apache Software Foundation (ASF) under one or more
- * contributor license agreements. See the NOTICE file distributed with
- * this work for additional information regarding copyright ownership.
- * The ASF licenses this file to You under the Apache License, Version 2.0
- * (the "License"); you may not use this file except in compliance with
- * the License. You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-import java.io.IOException;
-import java.io.Reader;
-import java.io.StringReader;
-
-import org.apache.lucene.util.CharacterUtils.CharacterBuffer;
-import org.junit.Test;
-
-/**
- * TestCase for the {@link CharacterUtils} class.
- */
-public class TestCharacterUtils extends LuceneTestCase {
-
- @Test
- public void testCodePointAtCharArrayInt() {
- CharacterUtils java4 = CharacterUtils.getInstance(Version.LUCENE_30);
- char[] cpAt3 = "Abc\ud801\udc1c".toCharArray();
- char[] highSurrogateAt3 = "Abc\ud801".toCharArray();
- assertEquals((int) 'A', java4.codePointAt(cpAt3, 0));
- assertEquals((int) '\ud801', java4.codePointAt(cpAt3, 3));
- assertEquals((int) '\ud801', java4.codePointAt(highSurrogateAt3, 3));
- try {
- java4.codePointAt(highSurrogateAt3, 4);
- fail("array index out of bounds");
- } catch (IndexOutOfBoundsException e) {
- }
-
- CharacterUtils java5 = CharacterUtils.getInstance(TEST_VERSION_CURRENT);
- assertEquals((int) 'A', java5.codePointAt(cpAt3, 0));
- assertEquals(Character.toCodePoint('\ud801', '\udc1c'), java5.codePointAt(
- cpAt3, 3));
- assertEquals((int) '\ud801', java5.codePointAt(highSurrogateAt3, 3));
- try {
- java5.codePointAt(highSurrogateAt3, 4);
- fail("array index out of bounds");
- } catch (IndexOutOfBoundsException e) {
- }
- }
-
- @Test
- public void testCodePointAtCharSequenceInt() {
- CharacterUtils java4 = CharacterUtils.getInstance(Version.LUCENE_30);
- String cpAt3 = "Abc\ud801\udc1c";
- String highSurrogateAt3 = "Abc\ud801";
- assertEquals((int) 'A', java4.codePointAt(cpAt3, 0));
- assertEquals((int) '\ud801', java4.codePointAt(cpAt3, 3));
- assertEquals((int) '\ud801', java4.codePointAt(highSurrogateAt3, 3));
- try {
- java4.codePointAt(highSurrogateAt3, 4);
- fail("string index out of bounds");
- } catch (IndexOutOfBoundsException e) {
- }
-
- CharacterUtils java5 = CharacterUtils.getInstance(TEST_VERSION_CURRENT);
- assertEquals((int) 'A', java5.codePointAt(cpAt3, 0));
- assertEquals(Character.toCodePoint('\ud801', '\udc1c'), java5.codePointAt(
- cpAt3, 3));
- assertEquals((int) '\ud801', java5.codePointAt(highSurrogateAt3, 3));
- try {
- java5.codePointAt(highSurrogateAt3, 4);
- fail("string index out of bounds");
- } catch (IndexOutOfBoundsException e) {
- }
-
- }
-
- @Test
- public void testCodePointAtCharArrayIntInt() {
- CharacterUtils java4 = CharacterUtils.getInstance(Version.LUCENE_30);
- char[] cpAt3 = "Abc\ud801\udc1c".toCharArray();
- char[] highSurrogateAt3 = "Abc\ud801".toCharArray();
- assertEquals((int) 'A', java4.codePointAt(cpAt3, 0, 2));
- assertEquals((int) '\ud801', java4.codePointAt(cpAt3, 3, 5));
- assertEquals((int) '\ud801', java4.codePointAt(highSurrogateAt3, 3, 4));
-
- CharacterUtils java5 = CharacterUtils.getInstance(TEST_VERSION_CURRENT);
- assertEquals((int) 'A', java5.codePointAt(cpAt3, 0, 2));
- assertEquals(Character.toCodePoint('\ud801', '\udc1c'), java5.codePointAt(
- cpAt3, 3, 5));
- assertEquals((int) '\ud801', java5.codePointAt(highSurrogateAt3, 3, 4));
-
- }
-
- @Test
- public void testNewCharacterBuffer() {
- CharacterBuffer newCharacterBuffer = CharacterUtils.newCharacterBuffer(1024);
- assertEquals(1024, newCharacterBuffer.getBuffer().length);
- assertEquals(0, newCharacterBuffer.getOffset());
- assertEquals(0, newCharacterBuffer.getLength());
-
- newCharacterBuffer = CharacterUtils.newCharacterBuffer(2);
- assertEquals(2, newCharacterBuffer.getBuffer().length);
- assertEquals(0, newCharacterBuffer.getOffset());
- assertEquals(0, newCharacterBuffer.getLength());
-
- try {
- newCharacterBuffer = CharacterUtils.newCharacterBuffer(1);
- fail("length must be >= 2");
- } catch (IllegalArgumentException e) {
- }
- }
-
- @Test
- public void testFillNoHighSurrogate() throws IOException {
- Version[] versions = new Version[] { Version.LUCENE_30, TEST_VERSION_CURRENT };
- for (Version version : versions) {
- CharacterUtils instance = CharacterUtils.getInstance(version);
- Reader reader = new StringReader("helloworld");
- CharacterBuffer buffer = CharacterUtils.newCharacterBuffer(6);
- assertTrue(instance.fill(buffer,reader));
- assertEquals(0, buffer.getOffset());
- assertEquals(6, buffer.getLength());
- assertEquals("hellow", new String(buffer.getBuffer()));
- assertTrue(instance.fill(buffer,reader));
- assertEquals(4, buffer.getLength());
- assertEquals(0, buffer.getOffset());
-
- assertEquals("orld", new String(buffer.getBuffer(), buffer.getOffset(),
- buffer.getLength()));
- assertFalse(instance.fill(buffer,reader));
- }
- }
-
- @Test
- public void testFillJava15() throws IOException {
- String input = "1234\ud801\udc1c789123\ud801\ud801\udc1c\ud801";
- CharacterUtils instance = CharacterUtils.getInstance(TEST_VERSION_CURRENT);
- Reader reader = new StringReader(input);
- CharacterBuffer buffer = CharacterUtils.newCharacterBuffer(5);
- assertTrue(instance.fill(buffer, reader));
- assertEquals(4, buffer.getLength());
- assertEquals("1234", new String(buffer.getBuffer(), buffer.getOffset(),
- buffer.getLength()));
- assertTrue(instance.fill(buffer, reader));
- assertEquals(5, buffer.getLength());
- assertEquals("\ud801\udc1c789", new String(buffer.getBuffer()));
- assertTrue(instance.fill(buffer, reader));
- assertEquals(4, buffer.getLength());
- assertEquals("123\ud801", new String(buffer.getBuffer(),
- buffer.getOffset(), buffer.getLength()));
- assertTrue(instance.fill(buffer, reader));
- assertEquals(2, buffer.getLength());
- assertEquals("\ud801\udc1c", new String(buffer.getBuffer(), buffer
- .getOffset(), buffer.getLength()));
- assertTrue(instance.fill(buffer, reader));
- assertEquals(1, buffer.getLength());
- assertEquals("\ud801", new String(buffer.getBuffer(), buffer
- .getOffset(), buffer.getLength()));
- assertFalse(instance.fill(buffer, reader));
- }
-
- @Test
- public void testFillJava14() throws IOException {
- String input = "1234\ud801\udc1c789123\ud801\ud801\udc1c\ud801";
- CharacterUtils instance = CharacterUtils.getInstance(Version.LUCENE_30);
- Reader reader = new StringReader(input);
- CharacterBuffer buffer = CharacterUtils.newCharacterBuffer(5);
- assertTrue(instance.fill(buffer, reader));
- assertEquals(5, buffer.getLength());
- assertEquals("1234\ud801", new String(buffer.getBuffer(), buffer
- .getOffset(), buffer.getLength()));
- assertTrue(instance.fill(buffer, reader));
- assertEquals(5, buffer.getLength());
- assertEquals("\udc1c7891", new String(buffer.getBuffer()));
- buffer = CharacterUtils.newCharacterBuffer(6);
- assertTrue(instance.fill(buffer, reader));
- assertEquals(6, buffer.getLength());
- assertEquals("23\ud801\ud801\udc1c\ud801", new String(buffer.getBuffer(), buffer
- .getOffset(), buffer.getLength()));
- assertFalse(instance.fill(buffer, reader));
-
- }
-
-}
fnp / pylucene.git / blobdiff