Rename KeyChain.sign to signData.
diff --git a/tests/test-encode-decode-data.cpp b/tests/test-encode-decode-data.cpp
index 9d2db41..4f4feac 100644
--- a/tests/test-encode-decode-data.cpp
+++ b/tests/test-encode-decode-data.cpp
@@ -191,7 +191,7 @@
     ptr_lib::shared_ptr<IdentityManager> identityManager(new IdentityManager(privateKeyStorage));
     KeyChain keyChain(identityManager);
     
-    keyChain.sign(freshData);
+    keyChain.signData(freshData);
     cout << endl << "Freshly-signed Data:" << endl;
     dumpData(freshData);
     Blob freshEncoding = freshData.wireEncode();