Simple pyinotify unit tests to check events are working as expected.

python2/tests.py

@@ -0,0 +1,102 @@
+import unittest
+import os
+import pyinotify
+import tempfile
+import shutil
+
+event_holder = []
+
+
+class processor(pyinotify.ProcessEvent):
+    def process_default(self, event):
+        event_holder.append(event)
+
+
+class TestPyinotifyEvents(unittest.TestCase):
+
+    def setUp(self):
+        del event_holder[:]
+        self.watch_directory = tempfile.mkdtemp()
+        wm = pyinotify.WatchManager()
+        wm.add_watch(self.watch_directory, pyinotify.ALL_EVENTS)
+        self.notifier = pyinotify.Notifier(wm, processor())
+
+    def tearDown(self):
+        shutil.rmtree(self.watch_directory)
+
+    def _print_events(self):
+        for e in event_holder:
+            print e.pathname, e.maskname
+
+    def _get_events(self):
+        self.notifier.read_events()
+        self.notifier.process_events()
+
+    def _check_events(self, expected):
+        for i, mask in enumerate(expected):
+            self.assertEqual(mask, event_holder[i].mask)
+
+    def test_create_event(self):
+        filename = os.path.join(self.watch_directory, "tmp")
+        open(filename, "w").write("")
+        self._get_events()
+        self._check_events([pyinotify.IN_CREATE,
+                            pyinotify.IN_OPEN,
+                            pyinotify.IN_CLOSE_WRITE])
+
+    def test_move_event(self):
+        filename = os.path.join(self.watch_directory, "tmp")
+        second_dir = tempfile.mkdtemp()
+        filename2 = os.path.join(second_dir, "tmp")
+        open(filename, "w").write("")
+
+        #Move file out of directory
+        shutil.move(filename, filename2)
+        self._get_events()
+        self.assertEqual(pyinotify.IN_MOVED_FROM, event_holder[-1].mask)
+
+        del event_holder[:]
+
+        #Move file into directory
+        shutil.move(filename2, filename)
+        self._get_events()
+        self.assertEqual(pyinotify.IN_MOVED_TO, event_holder[-1].mask)
+
+        del event_holder[:]
+
+        #Move file within directory
+        filename3 = os.path.join(self.watch_directory, "tmp2")
+        shutil.move(filename, filename3)
+        self._get_events()
+
+        self._check_events([pyinotify.IN_MOVED_FROM, pyinotify.IN_MOVED_TO])
+        self.assertEqual(filename, event_holder[0].pathname)
+        self.assertEqual(filename3, event_holder[1].pathname)
+
+    def test_modify_events(self):
+        filename = os.path.join(self.watch_directory, "tmp")
+        open(filename, "w").write("")
+        self._get_events()
+        del event_holder[:]
+
+        open(filename, "a").write("foo")
+
+        self._get_events()
+        self._check_events([pyinotify.IN_OPEN,
+                            pyinotify.IN_MODIFY,
+                            pyinotify.IN_CLOSE_WRITE])
+
+    def test_delete_event(self):
+        filename = os.path.join(self.watch_directory, "tmp")
+        open(filename, "w").write("")
+        self._get_events()
+        del event_holder[:]
+
+        os.remove(filename)
+        self._get_events()
+
+        self._print_events()
+        self._check_events([pyinotify.IN_DELETE])
+
+if __name__ == "__main__":
+    unittest.main()