tx-signer/src/test/java/io/bytom/common/NonHardenedChildTest.java

   1 package io.bytom.common;\r
   2 \r
   3 import org.bouncycastle.util.encoders.Hex;\r
   4 import org.junit.Test;\r
   5 \r
   6 import java.security.InvalidKeyException;\r
   7 import java.security.NoSuchAlgorithmException;\r
   8 import java.security.SignatureException;\r
   9 \r
  10 \r
  11 public class NonHardenedChildTest {\r
  12 \r
  13     @Test\r
  14     public void testNHChild() throws NoSuchAlgorithmException, SignatureException, InvalidKeyException {\r
  15         String hxprv = "10fdbc41a4d3b8e5a0f50dd3905c1660e7476d4db3dbd9454fa4347500a633531c487e8174ffc0cfa76c3be6833111a9b8cd94446e37a76ee18bb21a7d6ea66b";\r
  16         byte[] xprv = Hex.decode(hxprv);\r
  17         //expected: d9c7b41f030a398dada343096040c675be48278046623849977cb0fd01d395a51c487e8174ffc0cfa76c3be6833111a9b8cd94446e37a76ee18bb21a7d6ea66b\r
  18         String[] hpaths = {"010400000000000000", "0100000000000000"};\r
  19         byte[][] paths = new byte[][]{\r
  20                 Hex.decode(hpaths[0]),\r
  21                 Hex.decode(hpaths[1])\r
  22         };\r
  23         byte[] res = xprv;\r
  24         for (int i = 0; i < hpaths.length; i++) {\r
  25             byte[] xpub = DeriveXpub.deriveXpub(res);\r
  26 //            System.out.println("xpub: "+Hex.toHexString(xpub));\r
  27             res = NonHardenedChild.NHchild(paths[i], res, xpub);\r
  28         }\r
  29         System.out.println("res: " + Hex.toHexString(res));\r
  30         //expected: e8c0965af60563c4cabcf2e947b1cd955c4f501eb946ffc8c3447e5ec8a6335398a3720b3f96077fa187fdde48fe7dc293984b196f5e292ef8ed78fdbd8ed954\r
  31         //          e8c0965af60563c4cabcf2e947b1cd955c4f501eb946ffc8c3447e5ec8a6335398a3720b3f96077fa187fdde48fe7dc293984b196f5e292ef8ed78fdbd8ed954\r
  32     }\r
  33 \r
  34     @Test\r
  35     public void testChild() throws NoSuchAlgorithmException, SignatureException, InvalidKeyException {\r
  36         String hxprv = "10fdbc41a4d3b8e5a0f50dd3905c1660e7476d4db3dbd9454fa4347500a633531c487e8174ffc0cfa76c3be6833111a9b8cd94446e37a76ee18bb21a7d6ea66b";\r
  37         String[] hpaths = {"010400000000000000", "0100000000000000"};\r
  38         byte[] childXprv = NonHardenedChild.child(Hex.decode(hxprv), hpaths);\r
  39         System.out.println("childXprv: " + Hex.toHexString(childXprv));\r
  40         //expected: e8c0965af60563c4cabcf2e947b1cd955c4f501eb946ffc8c3447e5ec8a6335398a3720b3f96077fa187fdde48fe7dc293984b196f5e292ef8ed78fdbd8ed954\r
  41         //          e8c0965af60563c4cabcf2e947b1cd955c4f501eb946ffc8c3447e5ec8a6335398a3720b3f96077fa187fdde48fe7dc293984b196f5e292ef8ed78fdbd8ed954\r
  42     }\r
  43 }