docstr: Test the MatchingFiles dataset with a simple directory.
docstr_tok: ["Test","the","MatchingFiles","dataset","with","a","simple","directory","."]
code: def testSimpleDirectory(self):
      """Test the MatchingFiles dataset with a simple directory."""
  
      filenames = ["a", "b", "c"]
      self._touchTempFiles(filenames)
  
      dataset = matching_files.MatchingFilesDataset(
          os.path.join(self.tmp_dir, "*")
      )
      self.assertDatasetProduces(
          dataset,
          expected_output=[
              compat.as_bytes(os.path.join(self.tmp_dir, filename))
              for filename in filenames
          ],
          assert_items_equal=True,
      )
  
imports: import os
  import shutil
  import tempfile
  from absl.testing import parameterized
  from tensorflow.python.data.experimental.ops import matching_files
  from tensorflow.python.data.kernel_tests import checkpoint_test_base
  from tensorflow.python.data.kernel_tests import test_base
  from tensorflow.python.framework import combinations
  from tensorflow.python.framework import errors
  from tensorflow.python.platform import test
  from tensorflow.python.util import compat
label_desc: Use image node_id 6 for calling the MatchingFilesDatasetTest obj's underlying member method code with example usage: obj.testSimpleDirectory() without return types