testnet support followup changes

src/main/java/com/sparrowwallet/drongo/Network.java

@@ -84,4 +84,9 @@ public enum Network {
     private static boolean isTest() {
         return System.getProperty("org.gradle.test.worker") != null;
     }
+
+    @Override
+    public String toString() {
+        return getName();
+    }
 }

src/main/java/com/sparrowwallet/drongo/protocol/ScriptType.java

@@ -1,6 +1,7 @@
 package com.sparrowwallet.drongo.protocol;
 
 import com.sparrowwallet.drongo.KeyDerivation;
+import com.sparrowwallet.drongo.Network;
 import com.sparrowwallet.drongo.Utils;
 import com.sparrowwallet.drongo.address.*;
 import com.sparrowwallet.drongo.crypto.ChildNumber;
@@ -988,15 +989,15 @@ public enum ScriptType {
     }
 
     public String getDefaultDerivationPath() {
-        return defaultDerivationPath;
+        return Network.get() != Network.MAINNET ? defaultDerivationPath.replace("/0'/0'", "/1'/0'") : defaultDerivationPath;
     }
 
     public List<ChildNumber> getDefaultDerivation() {
-        return KeyDerivation.parsePath(defaultDerivationPath);
+        return KeyDerivation.parsePath(getDefaultDerivationPath());
     }
 
     public List<ChildNumber> getDefaultDerivation(int account) {
-        List<ChildNumber> copy = new ArrayList<>(KeyDerivation.parsePath(defaultDerivationPath));
+        List<ChildNumber> copy = new ArrayList<>(KeyDerivation.parsePath(getDefaultDerivationPath()));
         ChildNumber accountChildNumber = new ChildNumber(account, true);
         copy.set(2, accountChildNumber);
         return Collections.unmodifiableList(copy);

src/main/java/com/sparrowwallet/drongo/wallet/Wallet.java

@@ -2,6 +2,7 @@ package com.sparrowwallet.drongo.wallet;
 
 import com.sparrowwallet.drongo.BitcoinUnit;
 import com.sparrowwallet.drongo.KeyPurpose;
+import com.sparrowwallet.drongo.Network;
 import com.sparrowwallet.drongo.address.Address;
 import com.sparrowwallet.drongo.crypto.ECKey;
 import com.sparrowwallet.drongo.crypto.Key;
@@ -21,6 +22,7 @@ public class Wallet {
     public static final int DEFAULT_LOOKAHEAD = 20;
 
     private String name;
+    private Network network = Network.get();
     private PolicyType policyType;
     private ScriptType scriptType;
     private Policy defaultPolicy;
@@ -53,6 +55,14 @@ public class Wallet {
         this.name = name;
     }
 
+    public Network getNetwork() {
+        return network;
+    }
+
+    public void setNetwork(Network network) {
+        this.network = network;
+    }
+
     public PolicyType getPolicyType() {
         return policyType;
     }

src/test/java/com/sparrowwallet/drongo/wallet/WalletTest.java

@@ -1,7 +1,11 @@
 package com.sparrowwallet.drongo.wallet;
 
+import com.sparrowwallet.drongo.ExtendedKey;
+import com.sparrowwallet.drongo.KeyDerivation;
 import com.sparrowwallet.drongo.KeyPurpose;
+import com.sparrowwallet.drongo.Utils;
 import com.sparrowwallet.drongo.crypto.Argon2KeyDeriver;
+import com.sparrowwallet.drongo.crypto.ChildNumber;
 import com.sparrowwallet.drongo.crypto.Key;
 import com.sparrowwallet.drongo.crypto.KeyDeriver;
 import com.sparrowwallet.drongo.policy.Policy;
@@ -10,6 +14,8 @@ import com.sparrowwallet.drongo.protocol.ScriptType;
 import org.junit.Assert;
 import org.junit.Test;
 
+import java.util.List;
+
 public class WalletTest {
     @Test
     public void encryptTest() throws MnemonicException {
@@ -206,4 +212,21 @@ public class WalletTest {
         Assert.assertEquals("bc1q20e4vm656h5lvmngz9ztz6hjzftvh39yzngqhuqzk8qzj7tqnzaqgclrwc", wallet.getAddress(KeyPurpose.RECEIVE, 0).toString());
         Assert.assertEquals("bc1q2epdx7dplwaas2jucfrzmxm8350rqh68hs6vqreysku80ye44mfqla85f2", wallet.getAddress(KeyPurpose.CHANGE, 1).toString());
     }
+
+    @Test
+    public void testHighDerivationPath() {
+        Wallet wallet = new Wallet();
+        wallet.setPolicyType(PolicyType.SINGLE);
+        wallet.setScriptType(ScriptType.P2WPKH);
+        Keystore keystore = new Keystore();
+        keystore.setKeyDerivation(new KeyDerivation("ffffffff", "m/84'/0'/2147483646'"));
+        ExtendedKey extendedKey = ExtendedKey.fromDescriptor("ypub6WxQGZTrBdeYSD6ZnSxopCGnuS7dhbqc72S3sbjdFjxf8eBR3EJDB3iDMhny2tKogZnpaJcjoHC6zF5Cz1jSMrFFR1wrqfA1MFsWP3ACotd");
+        keystore.setExtendedPublicKey(extendedKey);
+        wallet.getKeystores().add(keystore);
+
+        List<ChildNumber> derivation = List.of(keystore.getExtendedPublicKey().getKeyChildNumber(), new ChildNumber(0));
+        Assert.assertEquals("027ecc656f4b91b92881b6f07cf876cd2e42b20df7acc4df54fc3315fbb2d13e1c", Utils.bytesToHex(extendedKey.getKey(derivation).getPubKey()));
+
+        Assert.assertEquals("bc1qarzeu6ncapyvjzdeayjq8vnzp6uvcn4eaeuuqq", wallet.getAddress(KeyPurpose.RECEIVE, 0).toString());
+    }
 }