test: add starting tests

app/apps/accounts/tests.py

@@ -1,3 +1,41 @@
 from django.test import TestCase
 
-# Create your tests here.
+from apps.accounts.models import Account, AccountGroup
+from apps.currencies.models import Currency
+
+
+class AccountTests(TestCase):
+    def setUp(self):
+        """Set up test data"""
+        self.currency = Currency.objects.create(
+            code="USD", name="US Dollar", decimal_places=2, prefix="$ "
+        )
+        self.exchange_currency = Currency.objects.create(
+            code="EUR", name="Euro", decimal_places=2, prefix="€ "
+        )
+        self.account_group = AccountGroup.objects.create(name="Test Group")
+
+    def test_account_creation(self):
+        """Test basic account creation"""
+        account = Account.objects.create(
+            name="Test Account",
+            group=self.account_group,
+            currency=self.currency,
+            is_asset=False,
+            is_archived=False,
+        )
+        self.assertEqual(str(account), "Test Account")
+        self.assertEqual(account.name, "Test Account")
+        self.assertEqual(account.group, self.account_group)
+        self.assertEqual(account.currency, self.currency)
+        self.assertFalse(account.is_asset)
+        self.assertFalse(account.is_archived)
+
+    def test_account_with_exchange_currency(self):
+        """Test account creation with exchange currency"""
+        account = Account.objects.create(
+            name="Exchange Account",
+            currency=self.currency,
+            exchange_currency=self.exchange_currency,
+        )
+        self.assertEqual(account.exchange_currency, self.exchange_currency)