Add test

1 files changed, 45 insertions, 0 deletions

diff --git a/test_ledger_process.py b/test_ledger_process.py
index cf5e64c..0824a7b 100644
--- a/test_ledger_process.py
+++ b/test_ledger_process.py
@@ -66,6 +66,51 @@ class TestLedgerProcess(unittest.TestCase):
         with self.assertRaises(TradeNotFound):
             self.lp.process_ledger([deposit])
 
+    def test_deposit_before_trade(self):
+        """Test depositing before the trade occurred.
+
+        Can't work anyway b/c there's no matching withdraw.
+        """
+
+        withdrawal = LedgerAction(
+            type="withdrawal",
+            asset="BTC",
+            # already includes removed fee
+            amount=Decimal("-0.098"),
+            fee=Decimal("0.001"),
+            timestamp="2025-04-18 12:00:00",
+            refid="67890",
+        )
+
+        deposit = LedgerAction(
+            type="deposit",
+            asset="BTC",
+            amount=Decimal("0.098"),
+            fee=Decimal("0.001"),
+            timestamp="2024-04-18 12:00:00",
+            refid="ABCDE",
+        )
+
+        eur_trade = LedgerAction(
+            type="trade",
+            asset="EUR",
+            amount=Decimal("-500.00"),
+            fee=Decimal("2.00"),
+            timestamp="2025-04-17 10:00:00",
+            refid="12345",
+        )
+        crypto_trade = LedgerAction(
+            type="trade",
+            asset="BTC",
+            amount=Decimal("0.1"),
+            fee=Decimal("0.001"),
+            timestamp="2025-04-17 10:00:00",
+            refid="12345",
+        )
+
+        with self.assertRaises(TradeNotFound):
+            self.lp.process_ledger([eur_trade, withdrawal, crypto_trade, deposit])
+
     def test_withdraw_before_trade(self):
         """Test withdrawing before the trade occurred."""