From 97922ff1826cc6b9c0329cc30e8d4621bb2644ee Mon Sep 17 00:00:00 2001
From: =?utf8?q?Isma=C3=ABl=20Bouya?= <ismael.bouya@normalesup.org>
Date: Mon, 12 Feb 2018 14:11:02 +0100
Subject: [PATCH] Add print_balances helper

---
 helper.py    |  8 ++++++++
 portfolio.py |  2 ++
 test.py      | 26 ++++++++++++++++++++++++++
 3 files changed, 36 insertions(+)

diff --git a/helper.py b/helper.py
index 8ef2d64..3e39785 100644
--- a/helper.py
+++ b/helper.py
@@ -118,6 +118,14 @@ def print_orders(market, base_currency="BTC"):
         print(balance)
     TradeStore.print_all_with_order()
 
+def print_balances(market, base_currency="BTC"):
+    BalanceStore.fetch_balances(market)
+    for currency, balance in BalanceStore.all.items():
+        print(balance)
+    if base_currency is not None:
+        print("total:")
+        print(sum(BalanceStore.in_currency(base_currency, market).values()))
+
 def process_sell_needed__1_sell(market, base_currency="BTC", debug=False):
     prepare_trades(market, base_currency=base_currency, debug=debug)
     TradeStore.prepare_orders(compute_value="average", only="dispose")
diff --git a/portfolio.py b/portfolio.py
index b77f975..482d0da 100644
--- a/portfolio.py
+++ b/portfolio.py
@@ -345,6 +345,8 @@ class Trade:
             ticker = ticker["original"]
         rate = Computation.compute_value(ticker, self.order_action(inverted), compute_value=compute_value)
 
+        # FIXME: Dust amount should be removed from there if they werent
+        # honored in other sales
         delta_in_base = abs(self.value_from - self.value_to)
         # 9 BTC's worth of move (10 - 1 or 1 - 10 depending on case)
 
diff --git a/test.py b/test.py
index 56167f4..8641130 100644
--- a/test.py
+++ b/test.py
@@ -820,6 +820,32 @@ class HelperTest(WebMockTestCase):
         print_all_with_order.assert_called()
         self.assertRegex(stdout_mock.getvalue(), "Balance")
 
+    @mock.patch.object(portfolio.BalanceStore, "fetch_balances")
+    @mock.patch.object(portfolio.BalanceStore, "in_currency")
+    @mock.patch('sys.stdout', new_callable=StringIO)
+    def test_print_balances(self, stdout_mock, in_currency, fetch_balances):
+        market = mock.Mock()
+        portfolio.BalanceStore.all = {
+                "BTC": portfolio.Balance("BTC", {
+                    "total": "0.65",
+                    "exchange_total":"0.65",
+                    "exchange_free": "0.35",
+                    "exchange_used": "0.30"}),
+                "ETH": portfolio.Balance("ETH", {
+                    "total": 3,
+                    "exchange_total": 3,
+                    "exchange_free": 3,
+                    "exchange_used": 0}),
+                }
+        in_currency.return_value = {
+                "BTC": portfolio.Amount("BTC", "0.65"),
+                "ETH": portfolio.Amount("BTC", "0.3"),
+        }
+        helper.print_balances(market)
+        fetch_balances.assert_called_with(market)
+        self.assertRegex(stdout_mock.getvalue(), "Balance")
+        self.assertRegex(stdout_mock.getvalue(), "0.95000000 BTC")
+
     @mock.patch.object(helper, "prepare_trades")
     @mock.patch.object(helper, "follow_orders")
     @mock.patch.object(portfolio.TradeStore, "prepare_orders")
-- 
2.41.0