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/* Copyright 2020 Google Inc. All Rights Reserved.
Distributed under MIT license.
See file LICENSE for detail or copy at https://opensource.org/licenses/MIT
*/
package org.brotli.dec;
import static org.junit.Assert.assertEquals;
import java.io.ByteArrayInputStream;
import java.io.IOException;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;
/**
* Tests for {@link Dictionary}.
*/
@RunWith(JUnit4.class)
public class CompoundDictionaryTest {
/** See {@link SynthTest} */
private static final byte[] ONE_COPY = {
(byte) 0xa1, (byte) 0xa8, (byte) 0x00, (byte) 0xc0, (byte) 0x2f, (byte) 0x01, (byte) 0x10,
(byte) 0xc4, (byte) 0x44, (byte) 0x09, (byte) 0x00
};
private static final String TEXT = "Kot lomom kolol slona!";
@Test
public void testNoDictionary() throws IOException {
BrotliInputStream decoder = new BrotliInputStream(new ByteArrayInputStream(ONE_COPY));
byte[] buffer = new byte[32];
int length = decoder.read(buffer, 0, buffer.length);
assertEquals(TEXT.length(), length);
assertEquals("alternate\" type=\"appli", new String(buffer, 0, length, "US-ASCII"));
decoder.close();
}
@Test
public void testOnePieceDictionary() throws IOException {
BrotliInputStream decoder = new BrotliInputStream(new ByteArrayInputStream(ONE_COPY));
decoder.attachDictionaryChunk(TEXT.getBytes("US-ASCII"));
byte[] buffer = new byte[32];
int length = decoder.read(buffer, 0, buffer.length);
assertEquals(TEXT.length(), length);
assertEquals(TEXT, new String(buffer, 0, length, "US-ASCII"));
decoder.close();
}
@Test
public void testTwoPieceDictionary() throws IOException {
BrotliInputStream decoder = new BrotliInputStream(new ByteArrayInputStream(ONE_COPY));
decoder.attachDictionaryChunk(TEXT.substring(0, 13).getBytes("US-ASCII"));
decoder.attachDictionaryChunk(TEXT.substring(13).getBytes("US-ASCII"));
byte[] buffer = new byte[32];
int length = decoder.read(buffer, 0, buffer.length);
assertEquals(TEXT.length(), length);
assertEquals(TEXT, new String(buffer, 0, length, "US-ASCII"));
decoder.close();
}
}
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