Implemented the return of unique files for storage

tests/__init__.py

@@ -0,0 +1,2 @@
+import sys
+sys.path.insert(1, '../lib/')

tests/test_library.py

@@ -1,6 +1,6 @@
 import unittest
 import sys
-sys.path.insert(1, '../')
+# sys.path.insert(1, '../')
 from lib.library import Catalogue
 Catalogue = Catalogue()
 
@@ -12,5 +12,9 @@ class LibraryTest(unittest.TestCase):
     def test_library_catalogue_filter_books(self):
         self.assertIsNotNone(Catalogue.filter_books())
 
+    def test_library_catalogue_new_files(self):
+        self.assertIsNot(Catalogue.new_files(), False)
+
+
 if __name__ == '__main__':
     unittest.main()

tests/test_storage.py

@@ -1,6 +1,6 @@
 import unittest
 import sys
-sys.path.insert(1, '../')
+# sys.path.insert(1, '../')
 from lib.storage import Storage
 
 storage = Storage()

tests/test_sysio.py

@@ -2,7 +2,7 @@ import unittest
 import os
 import shutil
 import sys
-sys.path.insert(1, '../')
+# sys.path.insert(1, '../')
 from lib.pyShelf import InitFiles
 from lib.pyShelf import Epub