X-Git-Url: http://git.osdn.net/view?a=blobdiff_plain;f=tx-signer%2Fsrc%2Ftest%2Fjava%2Fio%2Fbytom%2Foffline%2Fcommon%2FNonHardenedChildTest.java;fp=tx-signer%2Fsrc%2Ftest%2Fjava%2Fio%2Fbytom%2Foffline%2Fcommon%2FNonHardenedChildTest.java;h=a243b4fd62a61eac7cdb161a5f8935407a4dfee4;hb=2c19858dfb9e40c61dde29241968f878fa6ba693;hp=0000000000000000000000000000000000000000;hpb=6b70893727d358241ea3cccd733bc95c24bbd391;p=bytom%2Fbytom-java-sdk.git

diff --git a/tx-signer/src/test/java/io/bytom/offline/common/NonHardenedChildTest.java b/tx-signer/src/test/java/io/bytom/offline/common/NonHardenedChildTest.java
new file mode 100755
index 0000000..a243b4f
--- /dev/null
+++ b/tx-signer/src/test/java/io/bytom/offline/common/NonHardenedChildTest.java
@@ -0,0 +1,41 @@
+package io.bytom.offline.common;
+
+import org.bouncycastle.util.encoders.Hex;
+import org.junit.Test;
+
+import java.security.InvalidKeyException;
+import java.security.NoSuchAlgorithmException;
+import java.security.SignatureException;
+
+
+public class NonHardenedChildTest {
+
+    @Test
+    public void testNHChild() throws NoSuchAlgorithmException, SignatureException, InvalidKeyException {
+        String hxprv = "10fdbc41a4d3b8e5a0f50dd3905c1660e7476d4db3dbd9454fa4347500a633531c487e8174ffc0cfa76c3be6833111a9b8cd94446e37a76ee18bb21a7d6ea66b";
+        byte[] xprv = Hex.decode(hxprv);
+        //expected: d9c7b41f030a398dada343096040c675be48278046623849977cb0fd01d395a51c487e8174ffc0cfa76c3be6833111a9b8cd94446e37a76ee18bb21a7d6ea66b
+        String[] hpaths = {"010400000000000000", "0100000000000000"};
+        byte[][] paths = new byte[][]{
+                Hex.decode(hpaths[0]),
+                Hex.decode(hpaths[1])
+        };
+        byte[] res = xprv;
+        for (int i = 0; i < hpaths.length; i++) {
+            byte[] xpub = DeriveXpub.deriveXpub(res);
+//            System.out.println("xpub: "+Hex.toHexString(xpub));
+            res = NonHardenedChild.nhChild(paths[i], res, xpub);
+        }
+        //expected: e8c0965af60563c4cabcf2e947b1cd955c4f501eb946ffc8c3447e5ec8a6335398a3720b3f96077fa187fdde48fe7dc293984b196f5e292ef8ed78fdbd8ed954
+        //          e8c0965af60563c4cabcf2e947b1cd955c4f501eb946ffc8c3447e5ec8a6335398a3720b3f96077fa187fdde48fe7dc293984b196f5e292ef8ed78fdbd8ed954
+    }
+
+    @Test
+    public void testChild() throws NoSuchAlgorithmException, SignatureException, InvalidKeyException {
+        String hxprv = "10fdbc41a4d3b8e5a0f50dd3905c1660e7476d4db3dbd9454fa4347500a633531c487e8174ffc0cfa76c3be6833111a9b8cd94446e37a76ee18bb21a7d6ea66b";
+        String[] hpaths = {"010400000000000000", "0100000000000000"};
+        byte[] childXprv = NonHardenedChild.child(Hex.decode(hxprv), hpaths);
+        //expected: e8c0965af60563c4cabcf2e947b1cd955c4f501eb946ffc8c3447e5ec8a6335398a3720b3f96077fa187fdde48fe7dc293984b196f5e292ef8ed78fdbd8ed954
+        //          e8c0965af60563c4cabcf2e947b1cd955c4f501eb946ffc8c3447e5ec8a6335398a3720b3f96077fa187fdde48fe7dc293984b196f5e292ef8ed78fdbd8ed954
+    }
+}
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