Retrieve all transactions from the history. Merchant and regular account support. All transactions add up to balance.

Signed-off-by: Oleg Plakhotniuk <olegus8@gmail.com>

closes #1406

modules/paypal/test.py

@@ -0,0 +1,29 @@
+# -*- coding: utf-8 -*-
+
+# Copyright(C) 2014      Oleg Plakhotniuk
+#
+# This file is part of weboob.
+#
+# weboob is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# weboob is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU Affero General Public License for more details.
+#
+# You should have received a copy of the GNU Affero General Public License
+# along with weboob. If not, see <http://www.gnu.org/licenses/>.
+
+from weboob.tools.test import BackendTest
+
+
+class PaypalTest(BackendTest):
+    BACKEND = 'paypal'
+
+    def test_balance(self):
+        for account in self.backend.iter_accounts():
+            balance = sum(t.amount for t in self.backend.iter_history(account))
+            self.assertEqual(balance, account.balance)