blob: b2ea04b10dd102574bc2c2d1d2d2d70d01d506aa [file] [log] [blame]
/* Copyright 2015 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.nio.ByteBuffer;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;
/**
* Tests for {@link Dictionary}.
*/
@RunWith(JUnit4.class)
public class DictionaryTest {
private static long crc64(ByteBuffer data) {
long crc = -1;
for (int i = 0; i < data.capacity(); ++i) {
long c = (crc ^ (long) (data.get(i) & 0xFF)) & 0xFF;
for (int k = 0; k < 8; k++) {
c = (c >>> 1) ^ (-(c & 1L) & -3932672073523589310L);
}
crc = c ^ (crc >>> 8);
}
return ~crc;
}
@Test
public void testGetData() {
assertEquals(37084801881332636L, crc64(Dictionary.getData()));
}
}