diff --git a/fieldservice_purchase/tests/__init__.py b/fieldservice_purchase/tests/__init__.py
new file mode 100644
index 0000000000..8851092fed
--- /dev/null
+++ b/fieldservice_purchase/tests/__init__.py
@@ -0,0 +1 @@
+from . import test_fieldservice_purchase
diff --git a/fieldservice_purchase/tests/test_fieldservice_purchase.py b/fieldservice_purchase/tests/test_fieldservice_purchase.py
new file mode 100644
index 0000000000..478c656980
--- /dev/null
+++ b/fieldservice_purchase/tests/test_fieldservice_purchase.py
@@ -0,0 +1,26 @@
+# Copyright 2021 ACSONE SA/NV
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
+
+from odoo.tests.common import SavepointCase
+
+
+class TestFieldservicePurchase(SavepointCase):
+    @classmethod
+    def setUpClass(cls):
+        super(TestFieldservicePurchase, cls).setUpClass()
+        cls.Pricelist = cls.env["product.supplierinfo"]
+        Partner = cls.env["res.partner"]
+        FSMPerson = cls.env["fsm.person"]
+        cls.vendor = Partner.create({"name": "vendor test"})
+        cls.worker = FSMPerson.create(
+            {"name": "worker test", "partner_id": cls.vendor.id}
+        )
+
+    def test_pricelist_count(self):
+        Pricelist = self.Pricelist
+        vendor = self.vendor
+        worker = self.worker
+        self.assertEqual(worker.pricelist_count, 0)
+        Pricelist.create({"name": vendor.id})
+        worker.invalidate_cache()
+        self.assertEqual(worker.pricelist_count, 1)