scanner: Add a CommitTask

For committing the database during scanning

Signed-off-by: Anna Schumaker <Anna@NoWheyCreamery.com>

scanner/task.py

@@ -1,5 +1,10 @@
 # Copyright 2021 (c) Anna Schumaker.
+import db
 from gi.repository import GObject
 
 class Task(GObject.GObject):
     def run_task(self): raise NotImplementedError
+
+
+class CommitTask(Task):
+    def run_task(self): db.commit()

scanner/test_task.py

@@ -9,3 +9,10 @@ class TestScannerTask(unittest.TestCase):
         self.assertIsInstance(t, GObject.GObject)
         with self.assertRaises(NotImplementedError):
             t.run_task()
+
+
+class TestScannerCommitTask(unittest.TestCase):
+    def test_scanner_commit_task(self):
+        ct = task.CommitTask()
+        self.assertIsInstance(ct, task.Task)
+        self.assertEqual(ct.run_task(), None)