1 files changed, 54 insertions, 0 deletions
diff --git a/muck/pers_tests.py b/muck/pers_tests.py
new file mode 100644
index 0000000..69a1023
--- /dev/null
+++ b/muck/pers_tests.py
@@ -0,0 +1,54 @@
+# Copyright (C) 2018  Lars Wirzenius
+# This program 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.
+#
+# This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.
+
+
+import shutil
+import tempfile
+import unittest
+
+import muck
+
+
+class PersistentStoreTests(unittest.TestCase):
+
+    def setUp(self):
+        self.tempdir = tempfile.mkdtemp()
+        self.ps = muck.PersistentStore(self.tempdir)
+
+    def tearDown(self):
+        shutil.rmtree(self.tempdir)
+
+    def test_initially_loads_empty_memory_store(self):
+        ms = self.ps.load_memory_store()
+        self.assertEqual(len(ms), 0)
+
+    def test_appends_to_change_log(self):
+        meta = {
+            'id': 'id-1',
+            'rev': 'rev-1',
+        }
+        res = {
+            'foo': 'bar',
+        }
+
+        chg = muck.CreateChange(meta, res)
+        self.ps.append_change(chg)
+
+        ms = self.ps.load_memory_store()
+        self.assertEqual(len(ms), 1)
+        self.assertEqual(
+            ms.as_dict(),
+            {
+                'id-1': (meta, res),
+            })