/*
* Copyright 2012 Matt Corallo
* Copyright 2014 Andreas Schildbach
*
* Licensed 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.
*/
package org.bitcoinj.core;
import org.bitcoinj.params.MainNetParams;
import org.bitcoinj.wallet.KeyChainGroup;
import org.bitcoinj.wallet.Wallet;
import org.junit.Test;
import java.util.Arrays;
import static org.bitcoinj.core.Utils.HEX;
import static org.junit.Assert.*;
public class BloomFilterTest {
@Test
public void insertSerializeTest() {
BloomFilter filter = new BloomFilter(3, 0.01, 0, BloomFilter.BloomUpdate.UPDATE_ALL);
filter.insert(HEX.decode("99108ad8ed9bb6274d3980bab5a85c048f0950c8"));
assertTrue (filter.contains(HEX.decode("99108ad8ed9bb6274d3980bab5a85c048f0950c8")));
// One bit different in first byte
assertFalse(filter.contains(HEX.decode("19108ad8ed9bb6274d3980bab5a85c048f0950c8")));
filter.insert(HEX.decode("b5a2c786d9ef4658287ced5914b37a1b4aa32eee"));
assertTrue(filter.contains(HEX.decode("b5a2c786d9ef4658287ced5914b37a1b4aa32eee")));
filter.insert(HEX.decode("b9300670b4c5366e95b2699e8b18bc75e5f729c5"));
assertTrue(filter.contains(HEX.decode("b9300670b4c5366e95b2699e8b18bc75e5f729c5")));
// Value generated by Bitcoin Core
assertTrue(Arrays.equals(HEX.decode("03614e9b050000000000000001"), filter.unsafeBitcoinSerialize()));
}
@Test
public void insertSerializeTestWithTweak() {
BloomFilter filter = new BloomFilter(3, 0.01, 2147483649L);
filter.insert(HEX.decode("99108ad8ed9bb6274d3980bab5a85c048f0950c8"));
assertTrue (filter.contains(HEX.decode("99108ad8ed9bb6274d3980bab5a85c048f0950c8")));
// One bit different in first byte
assertFalse(filter.contains(HEX.decode("19108ad8ed9bb6274d3980bab5a85c048f0950c8")));
filter.insert(HEX.decode("b5a2c786d9ef4658287ced5914b37a1b4aa32eee"));
assertTrue(filter.contains(HEX.decode("b5a2c786d9ef4658287ced5914b37a1b4aa32eee")));
filter.insert(HEX.decode("b9300670b4c5366e95b2699e8b18bc75e5f729c5"));
assertTrue(filter.contains(HEX.decode("b9300670b4c5366e95b2699e8b18bc75e5f729c5")));
// Value generated by Bitcoin Core
assertTrue(Arrays.equals(HEX.decode("03ce4299050000000100008002"), filter.unsafeBitcoinSerialize()));
}
@Test
public void walletTest() throws Exception {
NetworkParameters params = MainNetParams.get();
Context.propagate(new Context(params));
DumpedPrivateKey privKey = DumpedPrivateKey.fromBase58(params, "5Kg1gnAjaLfKiwhhPpGS3QfRg2m6awQvaj98JCZBZQ5SuS2F15C");
Address addr = privKey.getKey().toAddress(params);
assertTrue(addr.toString().equals("17Wx1GQfyPTNWpQMHrTwRSMTCAonSiZx9e"));
KeyChainGroup group = new KeyChainGroup(params);
// Add a random key which happens to have been used in a recent generation
group.importKeys(ECKey.fromPublicOnly(privKey.getKey().getPubKeyPoint()), ECKey.fromPublicOnly(HEX.decode("03cb219f69f1b49468bd563239a86667e74a06fcba69ac50a08a5cbc42a5808e99")));
Wallet wallet = new Wallet(params, group);
wallet.commitTx(new Transaction(params, HEX.decode("01000000010000000000000000000000000000000000000000000000000000000000000000ffffffff0d038754030114062f503253482fffffffff01c05e559500000000232103cb219f69f1b49468bd563239a86667e74a06fcba69ac50a08a5cbc42a5808e99ac00000000")));
// We should have 2 per pubkey, and one for the pay-2-pubkey output we have
assertEquals(5, wallet.getBloomFilterElementCount());
BloomFilter filter = wallet.getBloomFilter(wallet.getBloomFilterElementCount(), 0.001, 0);
// Value generated by Bitcoin Core
assertTrue(Arrays.equals(HEX.decode("082ae5edc8e51d4a03080000000000000002"), filter.unsafeBitcoinSerialize()));
}
}