diff --git a/.hgignore b/.hgignore
index 87731bc..47c5feb 100644
--- a/.hgignore
+++ b/.hgignore
@@ -3,3 +3,4 @@ syntax: glob
 build/*
 dist/*
 mds_cashbook_planner.egg-info/*
+__pycache__/*
diff --git a/tests/__init__.py b/tests/__init__.py
new file mode 100644
index 0000000..4c25c51
--- /dev/null
+++ b/tests/__init__.py
@@ -0,0 +1,4 @@
+# -*- coding: utf-8 -*-
+# This file is part of the cashbook-planner from m-ds for Tryton.
+# The COPYRIGHT file at the top level of this repository contains the
+# full copyright notices and license terms.
diff --git a/tests/planner.py b/tests/planner.py
new file mode 100644
index 0000000..33e0f78
--- /dev/null
+++ b/tests/planner.py
@@ -0,0 +1,18 @@
+# -*- coding: utf-8 -*-
+# This file is part of the cashbook-planner from m-ds for Tryton.
+# The COPYRIGHT file at the top level of this repository contains the
+# full copyright notices and license terms.
+
+from trytond.tests.test_tryton import with_transaction
+from trytond.pool import Pool
+from trytond.transaction import Transaction
+from trytond.exceptions import UserError
+from datetime import date
+from decimal import Decimal
+
+
+class PlannerTestCase(object):
+    """ test planner
+    """
+
+# end PlannerTestCase
diff --git a/tests/test_module.py b/tests/test_module.py
new file mode 100644
index 0000000..a7cd077
--- /dev/null
+++ b/tests/test_module.py
@@ -0,0 +1,20 @@
+# -*- coding: utf-8 -*-
+# This file is part of the cashbook-planner from m-ds for Tryton.
+# The COPYRIGHT file at the top level of this repository contains the
+# full copyright notices and license terms.
+
+from trytond.modules.cashbook.tests.test_module import CashbookTestCase
+from .planner import PlannerTestCase
+
+
+class CashbookPlannerTestCase(
+        PlannerTestCase,
+        CashbookTestCase):
+    """ run all test from 'cashbook', add test for planner
+    """
+    module = 'cashbook_planner'
+
+# end CashbookPlannerTestCase
+
+
+del CashbookTestCase