transaction: add tests

aiozk/test/test_transaction.py

@@ -0,0 +1,22 @@
+import pytest
+from aiozk.transaction import Transaction
+
+
+@pytest.mark.asyncio
+async def test_transaction(zk, path):
+    t = Transaction(zk)
+    t.create(path)
+    t.set_data(path, b'test_data')
+    t.delete(path)
+    res = await t.commit()
+    assert bool(res)
+
+
+@pytest.mark.asyncio
+async def test_fail_transaction(zk, path):
+    t = Transaction(zk)
+    t.create(path)
+    t.check_version(path, 1)
+    t.check_version(path, 0)
+    res = await t.commit()
+    assert not bool(res)

aiozk/transaction.py

@@ -84,6 +84,3 @@ def __bool__(self):
             len(self.updated),
             len(self.deleted),
         ]) > 0
-
-    def __nonzero__(self):
-        return self.__bool__()