Fixed get utxos to retrieve mempool txs.

lib/services/address/index.js

@@ -203,8 +203,36 @@ AddressService.prototype.getAddressUnspentOutputs = function(address, options, c
     lt: end
   };
 
-  var utxoStream = self._db.createReadStream(criteria);
+  async.waterfall([
 
+    // query the mempool if necessary
+    function(next) {
+
+      if (!options.queryMempool) {
+        return next(null, []);
+      }
+
+      self._mempool.getTxsByAddress(address, next);
+    },
+
+    // if mempool utxos, then add them first
+    function(mempoolTxs, next) {
+
+      if (mempoolTxs.length <= 0) {
+        return next();
+      }
+
+      mempoolTxs.forEach(function(tx) {
+        results = results.concat(self._getMempoolUtxos(tx, address));
+      });
+
+      next();
+
+    },
+
+    function(next) {
+
+      var utxoStream = self._db.createReadStream(criteria);
       var streamErr;
 
       utxoStream.on('end', function() {
@@ -213,7 +241,8 @@ AddressService.prototype.getAddressUnspentOutputs = function(address, options, c
           return callback(streamErr);
         }
 
-    callback(null, results);
+        results = utils.orderByConfirmations(results);
+        next(null, results);
 
       });
 
@@ -239,9 +268,38 @@ AddressService.prototype.getAddressUnspentOutputs = function(address, options, c
         });
 
       });
+    }
+  ], callback);
 
 };
 
+AddressService.prototype._getMempoolUtxos = function(tx, address) {
+
+  var results = [];
+
+  for(var i = 0; i < tx.outputs.length; i++) {
+
+    var output = tx.outputs[i];
+
+    if (utils.getAddress(output, this._network) !== address) {
+      continue;
+    }
+
+    results.push({
+      address: address,
+      txid: tx.txid(),
+      vout: i,
+      scriptPubKey: output.script.toRaw().toString('hex'),
+      amount: Unit.fromSatoshis(output.value).toBTC(),
+      height: null,
+      satoshis: output.value,
+      confirmations: 0
+    });
+  }
+
+  return results;
+};
+
 AddressService.prototype.getAPIMethods = function() {
   return [
     ['getAddressHistory', this, this.getAddressHistory, 2],

lib/services/transaction/index.js

@@ -162,6 +162,7 @@ TransactionService.prototype.setTxMetaInfo = function(tx, options, callback) {
       if (tx.__inputValues) {
         return next(null, tx);
       }
+
       // the tx's that contain these input values could, themselves be unconfirmed
       // we are also assuming that this tx is from thet mempool
       self._getInputValues(tx, options, function(err, inputValues) {

test/services/address/index.unit.js

@@ -180,6 +180,7 @@ describe('Address Service', function() {
 
       var txidStream = new EventEmitter();
 
+      addressService._mempool = { getTxsByAddress: sinon.stub().callsArgWith(1, null, []) };
       var createReadStream = sandbox.stub().returns(txidStream);
       addressService._db = { createReadStream: createReadStream };