From 5ed67c88b608a3ee10381635fcff799eebbfc201 Mon Sep 17 00:00:00 2001
From: uvok
Date: Thu, 17 Apr 2025 11:00:30 +0200
Subject: Add removal methods

---
 test_trade.py | 26 ++++++++++++++++++++------
 1 file changed, 20 insertions(+), 6 deletions(-)

(limited to 'test_trade.py')

diff --git a/test_trade.py b/test_trade.py
index e6bb445..c3d7764 100644
--- a/test_trade.py
+++ b/test_trade.py
@@ -1,7 +1,7 @@
 import unittest
 from decimal import Decimal
 
-from trade import Trade
+from trade import PriceAdaption, Trade
 
 class TestTrade(unittest.TestCase):
     def setUp(self) -> None:
@@ -19,20 +19,34 @@ class TestTrade(unittest.TestCase):
         self.assertEqual(self.trade.date, "2025-04-14")
         self.assertEqual(self.trade.price_per_coin, 10.0)
 
-    def test_remove_coins_valid(self):
+    def test_remove_coins_ppc_valid(self):
         """
-        Test removing a valid amount of coins.
+        Test removing a valid amount of coins. (PPC const).
         """
         coin_price_before = self.trade.price_per_coin
-        self.trade.remove_coins(5.0)
+        self.trade.remove_coins(4.0, PriceAdaption.KeepPricePerCoin)
         coin_price_after = self.trade.price_per_coin
 
         self.assertEqual(coin_price_before, coin_price_after)
 
-        self.assertEqual(self.trade.amount, 5.0)
-        self.assertEqual(self.trade.total_cost, 50.0)
+        self.assertEqual(self.trade.amount, 6.0)
+        self.assertEqual(self.trade.total_cost, 60.0)
         self.assertEqual(self.trade.price_per_coin, 10.0)
 
+    def test_remove_coins_tc_valid(self):
+        """
+        Test removing a valid amount of coins. (TC const).
+        """
+        coin_price_before = self.trade.price_per_coin
+        self.trade.remove_coins(4.0, PriceAdaption.KeepTotalCost)
+        coin_price_after = self.trade.price_per_coin
+
+        self.assertNotEqual(coin_price_before, coin_price_after)
+
+        self.assertEqual(self.trade.amount, 6.0)
+        self.assertEqual(self.trade.total_cost, 100.0)
+        self.assertEqual(self.trade.price_per_coin, Decimal("100.0")/Decimal("6.0"))
+
     def test_remove_coins_exceeds_amount(self):
         """
         Test removing more coins than available.
-- 
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