@Override
public int hashCode() {
int result = shard.hashCode();
result = 31 * result + (int) (readerVersion ^ (readerVersion >>> 32));
result = 31 * result + value.hashCode();
return result;
}
public void testHashCode() throws IOException {
// empty content must have hash 1 (JDK compat)
BytesReference pbr = newBytesReference(0);
assertEquals(Arrays.hashCode(BytesRef.EMPTY_BYTES), pbr.hashCode());
// test with content
pbr = newBytesReference(randomIntBetween(0, PAGE_SIZE * randomIntBetween(2, 5)));
int jdkHash = Arrays.hashCode(pbr.toBytes());
int pbrHash = pbr.hashCode();
assertEquals(jdkHash, pbrHash);
// test hashes of slices
int sliceFrom = randomIntBetween(0, pbr.length());
int sliceLength = randomIntBetween(pbr.length() - sliceFrom, pbr.length() - sliceFrom);
BytesReference slice = pbr.slice(sliceFrom, sliceLength);
int sliceJdkHash = Arrays.hashCode(slice.toBytes());
int sliceHash = slice.hashCode();
assertEquals(sliceJdkHash, sliceHash);
}