From 0ea6d706a9afdf229d5abd8a135eada3f3c7f51e Mon Sep 17 00:00:00 2001
From: Claude Paroz <claude@2xlibre.net>
Date: Mon, 30 Dec 2019 16:23:38 +0100
Subject: [PATCH] Refs #293 - Ensured Dataset can be pickled/unpickled without
 damages

---
 tests/test_tablib.py | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/tests/test_tablib.py b/tests/test_tablib.py
index 8918105..91df57f 100755
--- a/tests/test_tablib.py
+++ b/tests/test_tablib.py
@@ -476,6 +476,11 @@ class TablibTestCase(BaseTestCase):
         self.founders.append(('Old', 'Man', 100500))
         self.assertEqual('first_name|last_name |gpa   ', str(self.founders).split('\n')[0])
 
+    def test_pickle_unpickle_dataset(self):
+        before_pickle = self.founders.export('json')
+        founders = pickle.loads(pickle.dumps(self.founders))
+        self.assertEqual(founders.export('json'), before_pickle)
+
     def test_databook_add_sheet_accepts_only_dataset_instances(self):
         class NotDataset:
             def append(self, item):