/**
* Copyright 2011 Google Inc.
*
* 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 com.google.digitalcoin.core;
import org.junit.Test;
import org.spongycastle.util.encoders.Hex;
import java.util.Arrays;
import static org.junit.Assert.*;
public class AddressTest {
static final NetworkParameters testParams = NetworkParameters.testNet();
static final NetworkParameters prodParams = NetworkParameters.prodNet();
@Test
public void stringification() throws Exception {
// Test a testnet address.
Address a = new Address(testParams, Hex.decode("fda79a24e50ff70ff42f7d89585da5bd19d9e5cc"));
assertEquals("n4eA2nbYqErp7H6jebchxAN59DmNpksexv", a.toString());
Address b = new Address(prodParams, Hex.decode("3f2ebb6c8d88e586b551303d2c29eba15518d8d1"));
assertEquals("LQz2pJYaeqntA9BFB8rDX5AL2TTKGd5AuN", b.toString());
}
@Test
public void decoding() throws Exception {
Address a = new Address(testParams, "n4eA2nbYqErp7H6jebchxAN59DmNpksexv");
assertEquals("fda79a24e50ff70ff42f7d89585da5bd19d9e5cc", Utils.bytesToHexString(a.getHash160()));
Address b = new Address(prodParams, "LQz2pJYaeqntA9BFB8rDX5AL2TTKGd5AuN");
assertEquals("3f2ebb6c8d88e586b551303d2c29eba15518d8d1", Utils.bytesToHexString(b.getHash160()));
}
@Test
public void errorPaths() {
// Check what happens if we try and decode garbage.
try {
new Address(testParams, "this is not a valid address!");
fail();
} catch (WrongNetworkException e) {
fail();
} catch (AddressFormatException e) {
// Success.
}
// Check the empty case.
try {
new Address(testParams, "");
fail();
} catch (WrongNetworkException e) {
fail();
} catch (AddressFormatException e) {
// Success.
}
// Check the case of a mismatched network.
try {
new Address(testParams, "LQz2pJYaeqntA9BFB8rDX5AL2TTKGd5AuN");
fail();
} catch (WrongNetworkException e) {
// Success.
assertEquals(e.verCode, NetworkParameters.prodNet().addressHeader);
assertTrue(Arrays.equals(e.acceptableVersions, NetworkParameters.testNet().acceptableAddressCodes));
} catch (AddressFormatException e) {
fail();
}
}
@Test
public void getNetwork() throws Exception {
NetworkParameters params = Address.getParametersFromAddress("LQz2pJYaeqntA9BFB8rDX5AL2TTKGd5AuN");
assertEquals(NetworkParameters.prodNet().getId(), params.getId());
params = Address.getParametersFromAddress("n4eA2nbYqErp7H6jebchxAN59DmNpksexv");
assertEquals(NetworkParameters.testNet().getId(), params.getId());
}
}