Extend tests to EphemeralFS constructor

tests/test.py

@@ -2,13 +2,15 @@
 import os
 import shutil
 import stat
+import tempfile
 import unittest
 
-from fuse import FuseOSError
+from contextlib import redirect_stdout, redirect_stderr
+from fuse import FUSE, FuseOSError
 from tempfile import mkdtemp
 from unittest.mock import patch, MagicMock
 
-from globaleaks_eph_fs import EphemeralFile, EphemeralOperations
+from globaleaks_eph_fs import EphemeralFS, EphemeralFile, EphemeralOperations
 
 TEST_PATH = 'TESTFILE.TXT'
 TEST_DATA = b"Hello, world! This is a test data for writing, seeking and reading operations."
@@ -194,5 +196,14 @@ def test_chown_permission_error(self, mock_chown):
         with self.assertRaises(PermissionError):
             self.fs.chown(TEST_PATH, self.current_uid, self.current_gid)
 
+class TestEphemeralFS(unittest.TestCase):
+    @patch.object(FUSE, '__init__', lambda x, *args, **kwargs: None)
+    def test_ephemeral_fs_initialization(self):
+        with tempfile.TemporaryDirectory() as mount_point, tempfile.TemporaryDirectory() as storage_dir:
+            fs = EphemeralFS(mount_point, storage_dir)
+
+            self.assertEqual(fs.mount_point, mount_point)
+            self.assertEqual(fs.storage_directory, storage_dir)
+
 if __name__ == '__main__':
     unittest.main()