text: # Copyright (c) Facebook, Inc. and its affiliates.
  #
  # This source code is licensed under the MIT license found in the
  # LICENSE file in the root directory of this source tree.
  
  from libcst._tabs import expand_tabs
  from libcst.testing.utils import UnitTest, data_provider
  
  
  class ExpandTabsTest(UnitTest):
      @data_provider(
          [
              ("\t", " " * 8),
              ("\t\t", " " * 16),
              ("    \t", " " * 8),
              ("\t    ", " " * 12),
              ("abcd\t", "abcd    "),
              ("abcdefg\t", "abcdefg "),
              ("abcdefgh\t", "abcdefgh        "),
              ("\tsuffix", "        suffix"),
          ]
      )
      def test_expand_tabs(self, input, output) -> None:
          self.assertEqual(expand_tabs(input), output)
  