diff --git a/src/wallet/api/wallet.cpp b/src/wallet/api/wallet.cpp
index 5819e42bc..440642291 100644
--- a/src/wallet/api/wallet.cpp
+++ b/src/wallet/api/wallet.cpp
@@ -50,6 +50,12 @@ namespace {
 struct Wallet2CallbackImpl : public tools::i_wallet2_callback
 {
 
+    Wallet2CallbackImpl()
+     : m_listener(nullptr)
+    {
+
+    }
+
     ~Wallet2CallbackImpl()
     {
 
@@ -109,6 +115,8 @@ struct Wallet2CallbackImpl : public tools::i_wallet2_callback
 
 Wallet::~Wallet() {}
 
+WalletListener::~WalletListener() {}
+
 string Wallet::displayAmount(uint64_t amount)
 {
     return cryptonote::print_money(amount);
diff --git a/src/wallet/wallet2_api.h b/src/wallet/wallet2_api.h
index d38fd6708..7841c299d 100644
--- a/src/wallet/wallet2_api.h
+++ b/src/wallet/wallet2_api.h
@@ -106,8 +106,8 @@ struct TransactionHistory
 struct WalletListener
 {
     virtual ~WalletListener() = 0;
-    virtual void moneySpent(const std::string &txId, uint64_t amount);
-    virtual void moneyReceived(const std::string &txId, uint64_t amount);
+    virtual void moneySpent(const std::string &txId, uint64_t amount) = 0;
+    virtual void moneyReceived(const std::string &txId, uint64_t amount) = 0;
     // TODO: on_skip_transaction;
 };
 
diff --git a/tests/libwallet_api_tests/main.cpp b/tests/libwallet_api_tests/main.cpp
index 35d0c8e9d..bdcf889ef 100644
--- a/tests/libwallet_api_tests/main.cpp
+++ b/tests/libwallet_api_tests/main.cpp
@@ -37,12 +37,47 @@
 
 #include <iostream>
 #include <vector>
+#include <mutex>
+#include <thread>
 
 
 using namespace std;
 //unsigned int epee::g_test_dbg_lock_sleep = 0;
 
 
+namespace Consts
+{
+
+// TODO: add test wallets to the source tree (as they have some balance mined)?
+// TODO: get rid of hardcoded paths
+
+const char * WALLET_NAME = "testwallet";
+const char * WALLET_NAME_COPY = "testwallet_copy";
+const char * WALLET_NAME_WITH_DIR = "walletdir/testwallet_test";
+const char * WALLET_NAME_WITH_DIR_NON_WRITABLE = "/var/walletdir/testwallet_test";
+const char * WALLET_PASS = "password";
+const char * WALLET_PASS2 = "password22";
+const char * WALLET_LANG = "English";
+
+const char * TESTNET_WALLET_NAME = "/home/mbg033/dev/monero/testnet/wallet_01.bin";
+const char * TESTNET_WALLET3_NAME = "/home/mbg033/dev/monero/testnet/wallet_03.bin";
+const char * TESTNET_WALLET4_NAME = "/home/mbg033/dev/monero/testnet/wallet_04.bin";
+const char * TESTNET_WALLET_PASS = "";
+
+
+const char * TESTNET_DAEMON_ADDRESS = "localhost:38081";
+const uint64_t AMOUNT_10XMR = 10000000000000L;
+const uint64_t AMOUNT_5XMR = 50000000000000L;
+
+const char * RECIPIENT_WALLET_ADDRESS = "9uekQVGj7NjSAREnZ8cUsRagWDdjvdhpwUKhsL95oXngBnZXZ1RzH8R6UJbU1R7wim9yKbSjxuoQ22ERRkEochGECj66oP3";
+const char * TESTNET_WALLET3_ADDRESS  = "A11cBpRDqpTCneSL3KNBvGWM6PfxG7QrxNVCcMiZeuAD3fQA9Z366DegFLYHKrMnDm8QixPziRn4kVcWPFtn6aCSR1Hp7sg";
+const char * TESTNET_WALLET4_ADDRESS  = "A21wicxbhUSKa6twequhKCCG8wYEGZ7viYRLW7mBXtWyheyY8C8XwUJG5PSjULDs1q7hndkihtFgybWjagvchrNg1Y588hM";
+
+}
+
+
+using namespace Consts;
+
 struct Utils
 {
     static void deleteWallet(const std::string & walletname)
@@ -58,39 +93,29 @@ struct Utils
         std::cout << "** removing dir recursively: " << path  << std::endl;
         boost::filesystem::remove_all(path);
     }
+
+    static void print_transaction(Bitmonero::TransactionInfo * t)
+    {
+
+        std::cout << "d: "
+                  << (t->direction() == Bitmonero::TransactionInfo::Direction_In ? "in" : "out")
+                  << ", pe: " << (t->isPending() ? "true" : "false")
+                  << ", bh: " << t->blockHeight()
+                  << ", a: " << Bitmonero::Wallet::displayAmount(t->amount())
+                  << ", f: " << Bitmonero::Wallet::displayAmount(t->fee())
+                  << ", h: " << t->hash()
+                  << ", pid: " << t->paymentId()
+                  << std::endl;
+    }
 };
 
 
-struct WalletManagerTest : public testing::Test
+struct DISABLED_WalletManagerTest : public testing::Test
 {
     Bitmonero::WalletManager * wmgr;
 
-    const char * WALLET_NAME = "testwallet";
-    const char * WALLET_NAME_COPY = "testwallet_copy";
-    const char * WALLET_NAME_WITH_DIR = "walletdir/testwallet_test";
-    const char * WALLET_NAME_WITH_DIR_NON_WRITABLE = "/var/walletdir/testwallet_test";
-    const char * WALLET_PASS = "password";
-    const char * WALLET_PASS2 = "password22";
-    const char * WALLET_LANG = "English";
-
-
-    // TODO: add test wallets to the source tree (as they have some balance mined)?
-    const char * TESTNET_WALLET_NAME = "/home/mbg033/dev/monero/testnet/wallet_01.bin";
-    const char * TESTNET_WALLET3_NAME = "/home/mbg033/dev/monero/testnet/wallet_03.bin";
-    const char * TESTNET_WALLET4_NAME = "/home/mbg033/dev/monero/testnet/wallet_04.bin";
-    const char * TESTNET_WALLET_PASS = "";
 
-
-
-    const char * TESTNET_DAEMON_ADDRESS = "localhost:38081";
-    const uint64_t AMOUNT_10XMR = 10000000000000L;
-    const uint64_t AMOUNT_5XMR = 50000000000000L;
-
-    const char * RECIPIENT_WALLET_ADDRESS = "9uekQVGj7NjSAREnZ8cUsRagWDdjvdhpwUKhsL95oXngBnZXZ1RzH8R6UJbU1R7wim9yKbSjxuoQ22ERRkEochGECj66oP3";
-    const char * TESTNET_WALLET3_ADDRESS  = "A11cBpRDqpTCneSL3KNBvGWM6PfxG7QrxNVCcMiZeuAD3fQA9Z366DegFLYHKrMnDm8QixPziRn4kVcWPFtn6aCSR1Hp7sg";
-    const char * TESTNET_WALLET4_ADDRESS  = "A21wicxbhUSKa6twequhKCCG8wYEGZ7viYRLW7mBXtWyheyY8C8XwUJG5PSjULDs1q7hndkihtFgybWjagvchrNg1Y588hM";
-
-    WalletManagerTest()
+    DISABLED_WalletManagerTest()
     {
         std::cout << __FUNCTION__ << std::endl;
         wmgr = Bitmonero::WalletManagerFactory::getWalletManager();
@@ -99,29 +124,42 @@ struct WalletManagerTest : public testing::Test
     }
 
 
-    ~WalletManagerTest()
+    ~DISABLED_WalletManagerTest()
     {
         std::cout << __FUNCTION__ << std::endl;
         //deleteWallet(WALLET_NAME);
     }
 
-    static void print_transaction(Bitmonero::TransactionInfo * t)
+};
+
+
+struct DISABLED_WalletTest1 : public testing::Test
+{
+    Bitmonero::WalletManager * wmgr;
+
+    DISABLED_WalletTest1()
     {
+        wmgr = Bitmonero::WalletManagerFactory::getWalletManager();
+    }
 
-        std::cout << "d: "
-                  << (t->direction() == Bitmonero::TransactionInfo::Direction_In ? "in" : "out")
-                  << ", pe: " << (t->isPending() ? "true" : "false")
-                  << ", bh: " << t->blockHeight()
-                  << ", a: " << Bitmonero::Wallet::displayAmount(t->amount())
-                  << ", f: " << Bitmonero::Wallet::displayAmount(t->fee())
-                  << ", h: " << t->hash()
-                  << ", pid: " << t->paymentId()
-                  << std::endl;
+
+};
+
+
+struct WalletTest2 : public testing::Test
+{
+    Bitmonero::WalletManager * wmgr;
+
+    WalletTest2()
+    {
+        wmgr = Bitmonero::WalletManagerFactory::getWalletManager();
     }
+
+
 };
 
 
-TEST_F(WalletManagerTest, WalletManagerCreatesWallet)
+TEST_F(DISABLED_WalletManagerTest, WalletManagerCreatesWallet)
 {
 
     Bitmonero::Wallet * wallet = wmgr->createWallet(WALLET_NAME, WALLET_PASS, WALLET_LANG);
@@ -138,7 +176,7 @@ TEST_F(WalletManagerTest, WalletManagerCreatesWallet)
 
 }
 
-TEST_F(WalletManagerTest, WalletManagerOpensWallet)
+TEST_F(DISABLED_WalletManagerTest, WalletManagerOpensWallet)
 {
 
     Bitmonero::Wallet * wallet1 = wmgr->createWallet(WALLET_NAME, WALLET_PASS, WALLET_LANG);
@@ -151,7 +189,7 @@ TEST_F(WalletManagerTest, WalletManagerOpensWallet)
 }
 
 
-TEST_F(WalletManagerTest, WalletManagerChangesPassword)
+TEST_F(DISABLED_WalletManagerTest, WalletManagerChangesPassword)
 {
     Bitmonero::Wallet * wallet1 = wmgr->createWallet(WALLET_NAME, WALLET_PASS, WALLET_LANG);
     std::string seed1 = wallet1->seed();
@@ -167,7 +205,7 @@ TEST_F(WalletManagerTest, WalletManagerChangesPassword)
 
 
 
-TEST_F(WalletManagerTest, WalletManagerRecoversWallet)
+TEST_F(DISABLED_WalletManagerTest, WalletManagerRecoversWallet)
 {
     Bitmonero::Wallet * wallet1 = wmgr->createWallet(WALLET_NAME, WALLET_PASS, WALLET_LANG);
     std::string seed1 = wallet1->seed();
@@ -183,7 +221,7 @@ TEST_F(WalletManagerTest, WalletManagerRecoversWallet)
 }
 
 
-TEST_F(WalletManagerTest, WalletManagerStoresWallet1)
+TEST_F(DISABLED_WalletManagerTest, WalletManagerStoresWallet1)
 {
     Bitmonero::Wallet * wallet1 = wmgr->createWallet(WALLET_NAME, WALLET_PASS, WALLET_LANG);
     std::string seed1 = wallet1->seed();
@@ -200,7 +238,7 @@ TEST_F(WalletManagerTest, WalletManagerStoresWallet1)
 }
 
 
-TEST_F(WalletManagerTest, WalletManagerStoresWallet2)
+TEST_F(DISABLED_WalletManagerTest, WalletManagerStoresWallet2)
 {
     Bitmonero::Wallet * wallet1 = wmgr->createWallet(WALLET_NAME, WALLET_PASS, WALLET_LANG);
     std::string seed1 = wallet1->seed();
@@ -216,7 +254,7 @@ TEST_F(WalletManagerTest, WalletManagerStoresWallet2)
     ASSERT_TRUE(wmgr->closeWallet(wallet1));
 }
 
-TEST_F(WalletManagerTest, WalletManagerStoresWallet3)
+TEST_F(DISABLED_WalletManagerTest, WalletManagerStoresWallet3)
 {
     Bitmonero::Wallet * wallet1 = wmgr->createWallet(WALLET_NAME, WALLET_PASS, WALLET_LANG);
     std::string seed1 = wallet1->seed();
@@ -238,7 +276,7 @@ TEST_F(WalletManagerTest, WalletManagerStoresWallet3)
 
 }
 
-TEST_F(WalletManagerTest, WalletManagerStoresWallet4)
+TEST_F(DISABLED_WalletManagerTest, WalletManagerStoresWallet4)
 {
     Bitmonero::Wallet * wallet1 = wmgr->createWallet(WALLET_NAME, WALLET_PASS, WALLET_LANG);
     std::string seed1 = wallet1->seed();
@@ -260,7 +298,8 @@ TEST_F(WalletManagerTest, WalletManagerStoresWallet4)
 }
 
 
-TEST_F(WalletManagerTest, WalletShowsBalance)
+
+TEST_F(DISABLED_WalletTest1, WalletShowsBalance)
 {
     Bitmonero::Wallet * wallet1 = wmgr->openWallet(TESTNET_WALLET_NAME, TESTNET_WALLET_PASS, true);
     ASSERT_TRUE(wallet1->balance() > 0);
@@ -278,7 +317,7 @@ TEST_F(WalletManagerTest, WalletShowsBalance)
     ASSERT_TRUE(wmgr->closeWallet(wallet2));
 }
 
-TEST_F(WalletManagerTest, WalletRefresh)
+TEST_F(DISABLED_WalletTest1, WalletRefresh)
 {
     Bitmonero::Wallet * wallet1 = wmgr->openWallet(TESTNET_WALLET_NAME, TESTNET_WALLET_PASS, true);
     // make sure testnet daemon is running
@@ -287,7 +326,7 @@ TEST_F(WalletManagerTest, WalletRefresh)
     ASSERT_TRUE(wmgr->closeWallet(wallet1));
 }
 
-TEST_F(WalletManagerTest, WalletTransaction)
+TEST_F(DISABLED_WalletTest1, WalletTransaction)
 {
     Bitmonero::Wallet * wallet1 = wmgr->openWallet(TESTNET_WALLET_NAME, TESTNET_WALLET_PASS, true);
     // make sure testnet daemon is running
@@ -308,7 +347,7 @@ TEST_F(WalletManagerTest, WalletTransaction)
     ASSERT_TRUE(wmgr->closeWallet(wallet1));
 }
 
-TEST_F(WalletManagerTest, WalletHistory)
+TEST_F(DISABLED_WalletTest1, WalletHistory)
 {
     Bitmonero::Wallet * wallet1 = wmgr->openWallet(TESTNET_WALLET_NAME, TESTNET_WALLET_PASS, true);
     // make sure testnet daemon is running
@@ -321,11 +360,11 @@ TEST_F(WalletManagerTest, WalletHistory)
 
     for (auto t: history->getAll()) {
         ASSERT_TRUE(t != nullptr);
-        print_transaction(t);
+        Utils::print_transaction(t);
     }
 }
 
-TEST_F(WalletManagerTest, WalletTransactionAndHistory)
+TEST_F(DISABLED_WalletTest1, WalletTransactionAndHistory)
 {
     Bitmonero::Wallet * wallet_src = wmgr->openWallet(TESTNET_WALLET3_NAME, TESTNET_WALLET_PASS, true);
     // make sure testnet daemon is running
@@ -339,7 +378,7 @@ TEST_F(WalletManagerTest, WalletTransactionAndHistory)
     std::cout << "**** Transactions before transfer (" << count1 << ")" << std::endl;
     for (auto t: history->getAll()) {
         ASSERT_TRUE(t != nullptr);
-        print_transaction(t);
+        Utils::print_transaction(t);
     }
 
     Bitmonero::PendingTransaction * tx = wallet_src->createTransaction(TESTNET_WALLET4_ADDRESS, AMOUNT_10XMR * 5);
@@ -352,11 +391,73 @@ TEST_F(WalletManagerTest, WalletTransactionAndHistory)
     std::cout << "**** Transactions after transfer (" << history->count() << ")" << std::endl;
     for (auto t: history->getAll()) {
         ASSERT_TRUE(t != nullptr);
-        print_transaction(t);
+        Utils::print_transaction(t);
     }
 }
 
+struct MyWalletListener : public Bitmonero::WalletListener
+{
+
+    Bitmonero::Wallet * wallet;
+    uint64_t total_tx;
+    uint64_t total_rx;
+    std::timed_mutex  guard;
+
+    MyWalletListener(Bitmonero::Wallet * wallet)
+        : total_tx(0), total_rx(0)
+    {
+        this->wallet = wallet;
+        this->wallet->setListener(this);
+    }
+
+    virtual void moneySpent(const string &txId, uint64_t amount)
+    {
+        std::cout << "wallet: " << wallet->address() << " just spent money ("
+                  << txId  << ", " << wallet->displayAmount(amount) << ")" << std::endl;
+        total_tx += amount;
+        guard.unlock();
+    }
+
+    virtual void moneyReceived(const string &txId, uint64_t amount)
+    {
+        std::cout << "wallet: " << wallet->address() << " just received money ("
+                  << txId  << ", " << wallet->displayAmount(amount) << ")" << std::endl;
+        total_rx += amount;
+        guard.unlock();
+    }
+};
+
+TEST_F(WalletTest2, WalletCallbackSent)
+{
+
+    Bitmonero::Wallet * wallet_src = wmgr->openWallet(TESTNET_WALLET3_NAME, TESTNET_WALLET_PASS, true);
+    // make sure testnet daemon is running
+    ASSERT_TRUE(wallet_src->init(TESTNET_DAEMON_ADDRESS, 0));
+    ASSERT_TRUE(wallet_src->refresh());
+    MyWalletListener * wallet_src_listener = new MyWalletListener(wallet_src);
+    std::cout << "** Balance: " << wallet_src->displayAmount(wallet_src->balance()) <<  std::endl;
+    /*
+    Bitmonero::Wallet * wallet_dst = wmgr->openWallet(TESTNET_WALLET4_NAME, TESTNET_WALLET_PASS, true);
+    ASSERT_TRUE(wallet_dst->init(TESTNET_DAEMON_ADDRESS, 0));
+    ASSERT_TRUE(wallet_dst->refresh());
+    MyWalletListener * wallet_dst_listener = new MyWalletListener(wallet_dst);
+    */
+
+
+    uint64_t amount = AMOUNT_10XMR * 5;
+    std::cout << "** Sending " << Bitmonero::Wallet::displayAmount(amount) << " to " << TESTNET_WALLET4_ADDRESS;
+    Bitmonero::PendingTransaction * tx = wallet_src->createTransaction(TESTNET_WALLET4_ADDRESS, AMOUNT_10XMR * 5);
+    ASSERT_TRUE(tx->status() == Bitmonero::PendingTransaction::Status_Ok);
+    ASSERT_TRUE(tx->commit());
+
+    std::chrono::seconds wait_for = std::chrono::seconds(60*3);
+
+    wallet_src_listener->guard.lock();
+    wallet_src_listener->guard.try_lock_for(wait_for);
 
+    ASSERT_TRUE(wallet_src_listener->total_tx != 0);
+
+}
 
 int main(int argc, char** argv)
 {