Ignore case when comparing file extensions

libfilemanager.py

@@ -125,7 +125,7 @@ class FileManager:
             for rootdir, dirnames, filenames in os.walk(outputdir):
                 for fle in filenames:
                     filename = os.path.join(rootdir, fle)
-                    if os.path.splitext(fle)[1] in [".avi", ".mpg", ".mpeg",
+                    if os.path.splitext(fle)[1].lower() in [".avi", ".mpg", ".mpeg",
                                                     "mp4", ".mkv"]:
                         if self.checkduplicates(filename):
                             duplicates.append(filename)
@@ -147,7 +147,7 @@ class FileManager:
         for _, _, filenames in os.walk(dirname):
             for show in filenames:
                 extension = os.path.splitext(show)[1]
-                if (extension in [".avi", ".mpg", ".mpeg", "mp4", ".mkv"] and
+                if (extension.lower() in [".avi", ".mpg", ".mpeg", "mp4", ".mkv"] and
                         show[:6] == fileseasonepisode
                         and fileextension != extension):
                     return True

tests/libfilemanagertest.py

@@ -70,6 +70,17 @@ class libfilemanagertest(unittest.TestCase):
         self.assertTrue(result)
         minimock.restore()
 
+    def test_checkduplicatethomas(self):
+        settings = Mock('libsettings.Settings')
+        filemanager = FileManager(settings)
+
+        os.walk = thomaswalk
+
+        result = filemanager.checkduplicates("/path/to/S12E05 - Henry Gets It Wrong - SD TV.mkv")
+
+        self.assertTrue(result)
+        minimock.restore()
+
     def test_checkduplicatenomatch(self):
         settings = Mock('libsettings.Settings')
         filemanager = FileManager(settings)
@@ -97,6 +108,9 @@ class libfilemanagertest(unittest.TestCase):
 def dummywalk(arg):
     return [("/path/to/", [], ["S03E14 - Test - SD TV.avi"])]
 
+def thomaswalk(arg):
+    return [(("/path/to/", [], ["S12E05 - Henry Gets It Wrong - Unknown.AVI"]))]
+
 if __name__ == '__main__':
     suite = unittest.TestLoader().loadTestsFromTestCase(libfilemanagertest)
     unittest.TextTestRunner(verbosity=2).run(suite)