# File test/bin/test_grep.rb, line 108
  def test_main_0401
    tempfile = create_tempfile("abcde\nfghij")
    @obj.main(["--summary", "ghi", tempfile.path])
    assert_equal("#{tempfile.path}: 1s 1ӏ\n", @string_io.string)
    tempfile.close
  end