From aed94b3e454610331fd37de4476874456b581102 Mon Sep 17 00:00:00 2001
From: Matias Alejo Garcia <ematiu@gmail.com>
Date: Thu, 13 Mar 2014 14:50:09 -0300
Subject: [PATCH] add createTx example to mocha

---
 examples/CreateAndSignTx.js | 210 ++++++++++++++++++++++++++++++++++++
 examples/createTx.js        | 205 -----------------------------------
 test/test.examples.js       |   1 +
 3 files changed, 211 insertions(+), 205 deletions(-)
 create mode 100644 examples/CreateAndSignTx.js
 delete mode 100644 examples/createTx.js

diff --git a/examples/CreateAndSignTx.js b/examples/CreateAndSignTx.js
new file mode 100644
index 000000000..c1c1d440a
--- /dev/null
+++ b/examples/CreateAndSignTx.js
@@ -0,0 +1,210 @@
+
+
+
+var run = function() {
+  var bitcore = require('../bitcore');
+
+  var priv    = 'cTgGUrcro89yUtKeG6gHBAS14r3qp25KwTTxG9d4kEzcFxecuZDm';
+  var amt     = '0.005';
+  var toAddress = 'myuAQcCc1REUgXGsCTiYhZvPPc3XxZ36G1';
+  var changeAddressString = 'moDz3jEo9q7CxjBDjmb13sL4SKkgo2AACE';
+  var feeString = '0.0001';
+
+  var safeUnspent = [
+  {
+  address: "mqSjTad2TKbPcKQ3Jq4kgCkKatyN44UMgZ",
+  hash: "2ac165fa7a3a2b535d106a0041c7568d03b531e58aeccdd3199d7289ab12cfc1",
+  vout: 1,
+  ts: 1394719301,
+  scriptPubKey: "76a9146ce4e1163eb18939b1440c42844d5f0261c0338288ac",
+  amount: 0.01,
+  confirmations: 2
+  }
+  ]
+  ;
+
+  console.log('TX Data: BTC:' + amt + ' => '+ toAddress + ', change To:' + changeAddressString ) ;
+  console.log('Unspends:', safeUnspent);
+
+  var wk  = new bitcore.WalletKey({
+    network: bitcore.networks.testnet
+  });
+  wk.fromObj({ priv: priv, });
+
+  var wkObj= wk.storeObj();
+  var keyPairs = [{
+    key: wkObj.priv,
+    address: wkObj.addr,
+  }];
+  console.log('KEY DB IS:', keyPairs); 
+
+  var Address = bitcore.Address;
+  var Transaction = bitcore.Transaction;
+  var Script = bitcore.Script;
+  var nets = bitcore.networks;
+  var z = bitcore.bignum(0);
+  var amt = bitcore.util.parseValue(amt);
+
+  if(z.cmp(amt) === 0 )
+    throw "spend amount must be greater than zero";
+
+  if(!changeAddressString)
+    throw "change address was not provided";
+
+  var fee = bitcore.util.parseValue(feeString || '0');
+  var total = bitcore.bignum(0).add(amt).add(fee);
+  var address = new Address(toAddress);
+  var sendTx = new Transaction();
+  var i;
+
+  var unspent = [];
+  var unspentAmt = bitcore.bignum(0);
+
+
+  for(i=0;i<safeUnspent.length;i++) {
+    unspent.push(safeUnspent[i]);
+
+        var amountSatoshiString = new bitcore.bignum(safeUnspent[i].amount * Math.pow(10,8)).toString();
+
+        unspentAmt = unspentAmt.add(new bitcore.bignum(amountSatoshiString));
+
+        // If > -1, we have enough to send the requested amount
+        if(unspentAmt.cmp(total) > -1) {
+          break;
+        }
+      }
+
+      if(unspentAmt.cmp(total) < 0) {
+        throw "you do not have enough bitcoins to send this amount";
+      }
+
+      var txobj = {};
+      txobj.version = 1;
+      txobj.lock_time = 0;
+      txobj.ins = [];
+      txobj.outs = [];
+      
+      for(i=0;i<unspent.length;i++) {
+        var txin = {};
+
+        txin.s = bitcore.util.EMPTY_BUFFER;
+        txin.q = 0xffffffff;
+
+        var hash = new bitcore.Buffer(unspent[i].hash, 'hex');
+        var hashReversed = bitcore.buffertools.reverse(hash);
+        var vout = parseInt(unspent[i].vout);
+        var voutBuf = new bitcore.Buffer(4);
+        voutBuf.writeUInt32LE(vout, 0);
+
+        txin.o = bitcore.Buffer.concat([hashReversed, voutBuf]);
+        txobj.ins.push(txin); 
+      }
+
+
+      // This is not used really, but we keep it for the future.
+      var version = address.version();
+      var script;
+      if (version == nets.livenet.addressPubkey || version == nets.testnet.addressPubkey)
+        script = Script.createPubKeyHashOut(address.payload());
+      else if (version == nets.livenet.addressScript || version == nets.testnet.addressScript)
+        script = Script.createP2SH(address.payload());
+      else
+        throw new Error('invalid output address');
+
+      var value = bitcore.util.bigIntToValue(amt);
+      var txout = {
+        v: value,
+        s: script.getBuffer(),
+      };
+      txobj.outs.push(txout);
+      var remainder = unspentAmt.sub(total);
+
+      if(z.cmp(amt) !== 0 ) {
+        var changeAddress = new Address(changeAddressString);
+        var changeValue = bitcore.util.bigIntToValue(remainder);
+
+        // This is not used really, but we keep it for the future.
+        var cversion = changeAddress.version();
+        var cscript;
+        if (cversion == nets.livenet.addressPubkey || cversion == nets.testnet.addressPubkey)
+          cscript = Script.createPubKeyHashOut(changeAddress.payload());
+        else if (cversion == nets.livenet.addressScript || cversion == nets.testnet.addressScript)
+          cscript = Script.createP2SH(changeAddress.payload());
+        else
+          throw new Error('invalid change output address');
+
+        var change = {
+          v: changeValue,
+          s: cscript.getBuffer(),
+        };
+        txobj.outs.push(change);
+      }
+
+      var tx = new Transaction(txobj);
+      var anypay = false;
+      var l = unspent.length;
+      var allFound = l;
+
+      // Here will be the beginning of your signing for loop
+      for(i=0;i < l;i++) {
+        var scriptBuf = new bitcore.Buffer(unspent[i].scriptPubKey, 'hex');
+
+        var s = new Script(scriptBuf);
+        if (s.classify() !==  Script.TX_PUBKEYHASH) {
+          throw new Error('input script type '+ s.getRawOutType() +' not supported yet');
+        }
+        var txSigHash = tx.hashForSignature(s, i,
+                  anypay ? Transaction.SIGHASH_ANYONECANPAY : Transaction.SIGHASH_ALL);
+
+
+  //      txSigHash = bitcore.buffertools.reverse(txSigHash);
+
+        for(var j=0;j<keyPairs.length;j++) {
+          var kp = keyPairs[j];
+          if(kp.address === unspent[i].address) {
+            console.log('SIGNING With...', kp.key); //TODO
+            console.log('HASH TO SIGN: ',bitcore.buffertools.toHex(txSigHash)); //TODO
+            var wKey = new bitcore.WalletKey({network: bitcore.networks.testnet});
+            wKey.fromObj({
+              priv: kp.key,
+            });
+
+            console.log('PRIV KEY', bitcore.buffertools.toHex(wKey.privKey.private )); //TODO
+            console.log('PUB KEY', bitcore.buffertools.toHex(wKey.privKey.public )); //TODO
+
+            var sigRaw = wKey.privKey.signSync(txSigHash);
+            console.log('SIGNATURE: ',bitcore.buffertools.toHex(sigRaw)); //TODO
+
+            console.log('VERIFY: ',wKey.privKey.verifySignatureSync(txSigHash, sigRaw)); //TODO
+
+            var sigType = new bitcore.Buffer(1);
+            sigType[0] = anypay ? Transaction.SIGHASH_ANYONECANPAY : Transaction.SIGHASH_ALL;
+            var sig = bitcore.Buffer.concat([sigRaw, sigType]);
+
+            var scriptSig = new Script();
+            scriptSig.chunks.push(sig);
+            scriptSig.chunks.push(wKey.privKey.public);
+            scriptSig.updateBuffer();
+            tx.ins[i].s = scriptSig.getBuffer();
+            allFound--;
+            break;
+          }
+        }
+      }
+
+      if (allFound !== 0)  {
+        throw new Error('could not find priv key for some inputs');
+      }
+
+  var txHex = tx.serialize().toString('hex');
+  console.log('TX HEX IS: ', txHex);
+};
+
+
+module.exports.run = run;
+if (require.main === module) {
+  run();
+}
+
+////
+
diff --git a/examples/createTx.js b/examples/createTx.js
deleted file mode 100644
index e9cc25a4d..000000000
--- a/examples/createTx.js
+++ /dev/null
@@ -1,205 +0,0 @@
-
-
-
-var bitcore = require('../bitcore');
-
-var priv    = 'cTgGUrcro89yUtKeG6gHBAS14r3qp25KwTTxG9d4kEzcFxecuZDm';
-var amt     = '0.005';
-var toAddress = 'myuAQcCc1REUgXGsCTiYhZvPPc3XxZ36G1';
-var changeAddressString = 'moDz3jEo9q7CxjBDjmb13sL4SKkgo2AACE';
-var feeString = '0.0001';
-
-var safeUnspent = [
-{
-address: "mqSjTad2TKbPcKQ3Jq4kgCkKatyN44UMgZ",
-hash: "2ac165fa7a3a2b535d106a0041c7568d03b531e58aeccdd3199d7289ab12cfc1",
-vout: 1,
-ts: 1394719301,
-scriptPubKey: "76a9146ce4e1163eb18939b1440c42844d5f0261c0338288ac",
-amount: 0.01,
-confirmations: 2
-}
-]
-;
-
-console.log('TX Data: BTC:' + amt + ' => '+ toAddress + ', change To:' + changeAddressString ) ;
-console.log('Unspends:', safeUnspent);
-
-var wk  = new bitcore.WalletKey({
-  network: bitcore.networks.testnet
-});
-wk.fromObj({ priv: priv, });
-
-var wkObj= wk.storeObj();
-var keyPairs = [{
-  key: wkObj.priv,
-  address: wkObj.addr,
-}];
-console.log('KEY DB IS:', keyPairs); 
-
-var Address = bitcore.Address;
-var Transaction = bitcore.Transaction;
-var Script = bitcore.Script;
-var nets = bitcore.networks;
-var z = bitcore.bignum(0);
-var amt = bitcore.util.parseValue(amt);
-
-if(z.cmp(amt) === 0 )
-  throw "spend amount must be greater than zero";
-
-if(!changeAddressString)
-  throw "change address was not provided";
-
-var fee = bitcore.util.parseValue(feeString || '0');
-var total = bitcore.bignum(0).add(amt).add(fee);
-var address = new Address(toAddress);
-var sendTx = new Transaction();
-var i;
-
-var unspent = [];
-var unspentAmt = bitcore.bignum(0);
-
-
-for(i=0;i<safeUnspent.length;i++) {
-  unspent.push(safeUnspent[i]);
-
-      var amountSatoshiString = new bitcore.bignum(safeUnspent[i].amount * Math.pow(10,8)).toString();
-
-      unspentAmt = unspentAmt.add(new bitcore.bignum(amountSatoshiString));
-
-      // If > -1, we have enough to send the requested amount
-      if(unspentAmt.cmp(total) > -1) {
-        break;
-      }
-    }
-
-    if(unspentAmt.cmp(total) < 0) {
-      throw "you do not have enough bitcoins to send this amount";
-    }
-
-    var txobj = {};
-    txobj.version = 1;
-    txobj.lock_time = 0;
-    txobj.ins = [];
-    txobj.outs = [];
-    
-    for(i=0;i<unspent.length;i++) {
-      var txin = {};
-
-      txin.s = bitcore.util.EMPTY_BUFFER;
-      txin.q = 0xffffffff;
-
-      var hash = new bitcore.Buffer(unspent[i].hash, 'hex');
-      var hashReversed = bitcore.buffertools.reverse(hash);
-      var vout = parseInt(unspent[i].vout);
-      var voutBuf = new bitcore.Buffer(4);
-      voutBuf.writeUInt32LE(vout, 0);
-
-      txin.o = bitcore.Buffer.concat([hashReversed, voutBuf]);
-      txobj.ins.push(txin); 
-    }
-
-
-    // This is not used really, but we keep it for the future.
-    var version = address.version();
-    var script;
-    if (version == nets.livenet.addressPubkey || version == nets.testnet.addressPubkey)
-      script = Script.createPubKeyHashOut(address.payload());
-    else if (version == nets.livenet.addressScript || version == nets.testnet.addressScript)
-      script = Script.createP2SH(address.payload());
-    else
-      throw new Error('invalid output address');
-
-    var value = bitcore.util.bigIntToValue(amt);
-    var txout = {
-      v: value,
-      s: script.getBuffer(),
-    };
-    txobj.outs.push(txout);
-    var remainder = unspentAmt.sub(total);
-
-    if(z.cmp(amt) !== 0 ) {
-      var changeAddress = new Address(changeAddressString);
-      var changeValue = bitcore.util.bigIntToValue(remainder);
-
-      // This is not used really, but we keep it for the future.
-      var cversion = changeAddress.version();
-      var cscript;
-      if (cversion == nets.livenet.addressPubkey || cversion == nets.testnet.addressPubkey)
-        cscript = Script.createPubKeyHashOut(changeAddress.payload());
-      else if (cversion == nets.livenet.addressScript || cversion == nets.testnet.addressScript)
-        cscript = Script.createP2SH(changeAddress.payload());
-      else
-        throw new Error('invalid change output address');
-
-      var change = {
-        v: changeValue,
-        s: cscript.getBuffer(),
-      };
-      txobj.outs.push(change);
-    }
-
-    var tx = new Transaction(txobj);
-    var anypay = false;
-    var l = unspent.length;
-    var allFound = l;
-
-    // Here will be the beginning of your signing for loop
-    for(i=0;i < l;i++) {
-      var scriptBuf = new bitcore.Buffer(unspent[i].scriptPubKey, 'hex');
-
-      var s = new Script(scriptBuf);
-      if (s.classify() !==  Script.TX_PUBKEYHASH) {
-        throw new Error('input script type '+ s.getRawOutType() +' not supported yet');
-      }
-      var txSigHash = tx.hashForSignature(s, i,
-                anypay ? Transaction.SIGHASH_ANYONECANPAY : Transaction.SIGHASH_ALL);
-
-
-//      txSigHash = bitcore.buffertools.reverse(txSigHash);
-
-      for(var j=0;j<keyPairs.length;j++) {
-        var kp = keyPairs[j];
-        if(kp.address === unspent[i].address) {
-console.log('[wallet.js.409:address:] SIGNING With...', kp.key); //TODO
-
-console.log('[kk.js.168:txSigHash:] HASH TO SIGN: ',bitcore.buffertools.toHex(txSigHash)); //TODO
-          var wKey = new bitcore.WalletKey({network: bitcore.networks.testnet});
-          wKey.fromObj({
-            priv: kp.key,
-          });
-
-console.log('[kk2.js.169] PRIV KEY', bitcore.buffertools.toHex(wKey.privKey.private )); //TODO
-console.log('[kk2.js.169] PUB KEY', bitcore.buffertools.toHex(wKey.privKey.public )); //TODO
-
-          var sigRaw = wKey.privKey.signSync(txSigHash);
-console.log('[kk.js.168:txSigHash:] SIGNATURE: ',bitcore.buffertools.toHex(sigRaw)); //TODO
-
-//VERIFY          
-console.log('[kk.js.168:txSigHash:] VERIFY: ',wKey.privKey.verifySignatureSync(txSigHash, sigRaw)); //TODO
-
-          var sigType = new bitcore.Buffer(1);
-          sigType[0] = anypay ? Transaction.SIGHASH_ANYONECANPAY : Transaction.SIGHASH_ALL;
-          var sig = bitcore.Buffer.concat([sigRaw, sigType]);
-
-          var scriptSig = new Script();
-          scriptSig.chunks.push(sig);
-          scriptSig.chunks.push(wKey.privKey.public);
-          scriptSig.updateBuffer();
-          tx.ins[i].s = scriptSig.getBuffer();
-          allFound--;
-          break;
-        }
-      }
-    }
-
-    if (allFound !== 0)  {
-      throw new Error('could not find priv key for some inputs');
-    }
-
-var txHex = tx.serialize().toString('hex');
-console.log('[kk.js.188:ret:] OUT IS: ', txHex);
-
-
-////
-
diff --git a/test/test.examples.js b/test/test.examples.js
index 34fbcd0c5..4115bc7c5 100644
--- a/test/test.examples.js
+++ b/test/test.examples.js
@@ -10,6 +10,7 @@ var examples = [
   'PeerManager',
   'Rpc',
   'SendTx',
+  'CreateAndSignTx',
   'Script',
 ];