@Test
public void findRedeemScriptFromPubHash() throws Exception {
group = createMarriedKeyChainGroup();
Address address = group.freshAddress(KeyChain.KeyPurpose.RECEIVE_FUNDS);
assertTrue(group.findRedeemDataFromScriptHash(address.getHash160()) != null);
group.getBloomFilterElementCount();
KeyChainGroup group2 = createMarriedKeyChainGroup();
group2.freshAddress(KeyChain.KeyPurpose.RECEIVE_FUNDS);
group2.getBloomFilterElementCount(); // Force lookahead.
// test address from lookahead zone and lookahead threshold zone
for (int i = 0; i < group.getLookaheadSize() + group.getLookaheadThreshold(); i++) {
address = group.freshAddress(KeyChain.KeyPurpose.RECEIVE_FUNDS);
assertTrue(group2.findRedeemDataFromScriptHash(address.getHash160()) != null);
}
assertFalse(
group2.findRedeemDataFromScriptHash(
group.freshAddress(KeyChain.KeyPurpose.RECEIVE_FUNDS).getHash160())
!= null);
}
@Test
public void bloomFilterForMarriedChains() throws Exception {
group = createMarriedKeyChainGroup();
int bufferSize = group.getLookaheadSize() + group.getLookaheadThreshold();
int expected = bufferSize * 2 /* chains */ * 2 /* elements */;
assertEquals(expected, group.getBloomFilterElementCount());
Address address1 = group.freshAddress(KeyChain.KeyPurpose.RECEIVE_FUNDS);
assertEquals(expected, group.getBloomFilterElementCount());
BloomFilter filter =
group.getBloomFilter(expected + 2, 0.001, (long) (Math.random() * Long.MAX_VALUE));
assertTrue(filter.contains(address1.getHash160()));
Address address2 = group.freshAddress(KeyChain.KeyPurpose.CHANGE);
assertTrue(filter.contains(address2.getHash160()));
// Check that the filter contains the lookahead buffer.
for (int i = 0; i < bufferSize - 1 /* issued address */; i++) {
Address address = group.freshAddress(KeyChain.KeyPurpose.RECEIVE_FUNDS);
assertTrue("key " + i, filter.contains(address.getHash160()));
}
// We ran ahead of the lookahead buffer.
assertFalse(
filter.contains(group.freshAddress(KeyChain.KeyPurpose.RECEIVE_FUNDS).getHash160()));
}
@Test
public void freshAddress() throws Exception {
group = createMarriedKeyChainGroup();
Address a1 = group.freshAddress(KeyChain.KeyPurpose.RECEIVE_FUNDS);
Address a2 = group.freshAddress(KeyChain.KeyPurpose.RECEIVE_FUNDS);
assertTrue(a1.isP2SHAddress());
assertNotEquals(a1, a2);
group.getBloomFilterElementCount();
assertEquals(
((group.getLookaheadSize() + group.getLookaheadThreshold())
* 2) // * 2 because of internal/external
+ (2 - group.getLookaheadThreshold()) // keys issued
+ 4 /* master, account, int, ext */,
group.numKeys());
Address a3 = group.currentAddress(KeyChain.KeyPurpose.RECEIVE_FUNDS);
assertEquals(a2, a3);
}
@Test(expected = IllegalStateException.class)
public void addFollowingAccountsForUsedKeychainShouldFail() {
group.freshAddress(KeyChain.KeyPurpose.RECEIVE_FUNDS);
group.addFollowingAccountKeys(ImmutableList.of(watchingAccountKey));
}