returning TestTokenData

Author: MastaP

src/main/java/com/unicity/sdk/transaction/MintTransactionData.java

@@ -25,7 +25,6 @@
  * Mint transaction data with full constructor matching TypeScript
  */
 public class MintTransactionData<T extends ISerializable> implements ISerializable {
-    // TOKENID string SHA-256 hash
     private static final byte[] MINT_SUFFIX = HexConverter.decode("9e82002c144d7c5796c50f6db50a0c7bbd7f717ae3af6c6c71a3e9eba3022730");
     private final TokenId tokenId;
     private final TokenType tokenType;
@@ -36,8 +35,8 @@ public class MintTransactionData<T extends ISerializable> implements ISerializab
     private final byte[] salt;
     private final DirectAddress recipient;
     private final Object reason;  // Optional reason field
-    private DataHash hash;
-    private RequestId sourceState;
+    private final DataHash hash; // Hash of the encoded transaction
+    private final RequestId sourceState;
 
     /**
      * Constructor matching TypeScript implementation

src/test/java/com/unicity/sdk/e2e/CommonTestFlow.java

@@ -27,6 +27,7 @@
 import com.unicity.sdk.transaction.Transaction;
 import com.unicity.sdk.transaction.TransactionData;
 import com.unicity.sdk.utils.InclusionProofUtils;
+import com.unicity.sdk.utils.TestTokenData;
 
 import java.math.BigInteger;
 import java.nio.charset.StandardCharsets;
@@ -67,24 +68,13 @@ public static void testTransferFlow(StateTransitionClient client) throws Excepti
             aliceSigningService,
             HashAlgorithm.SHA256,
             aliceNonce
-        ).get();
+        ).get(); //correct
 
         DirectAddress aliceAddress = DirectAddress.create(alicePredicate.getReference()).get();
         TokenState aliceTokenState = TokenState.create(alicePredicate, new byte[0]);
-        
-        // Mint token to Alice
-        ISerializable tokenData = new ISerializable() {
-            @Override
-            public Object toJSON() {
-                return "{}";
-            }
-            
-            @Override
-            public byte[] toCBOR() {
-                return new byte[0];
-            }
-        };
-        
+
+        var tokenData = new TestTokenData(randomBytes(32));
+
         MintTransactionData<ISerializable> mintData = new MintTransactionData<>(
             tokenId,
             tokenType,

src/test/java/com/unicity/sdk/utils/TestTokenData.java

@@ -0,0 +1,51 @@
+package com.unicity.sdk.utils;
+
+import com.unicity.sdk.ISerializable;
+import com.unicity.sdk.shared.cbor.CborEncoder;
+import com.unicity.sdk.shared.util.HexConverter;
+
+import java.util.Arrays;
+import java.util.Objects;
+
+/**
+ * Test token data implementation
+ */
+public class TestTokenData implements ISerializable {
+    private final byte[] data;
+
+    public TestTokenData(byte[] data) {
+        this.data = Arrays.copyOf(data, data.length);
+    }
+
+    public byte[] getData() {
+        return Arrays.copyOf(data, data.length);
+    }
+
+    @Override
+    public Object toJSON() {
+        return HexConverter.encode(data);
+    }
+
+    @Override
+    public byte[] toCBOR() {
+        return CborEncoder.encodeByteString(data);
+    }
+
+    @Override
+    public String toString() {
+        return "TestTokenData: " + HexConverter.encode(data);
+    }
+
+    @Override
+    public boolean equals(Object o) {
+        if (this == o) return true;
+        if (o == null || getClass() != o.getClass()) return false;
+        TestTokenData that = (TestTokenData) o;
+        return Arrays.equals(data, that.data);
+    }
+
+    @Override
+    public int hashCode() {
+        return Arrays.hashCode(data);
+    }
+}