@@ -15,7 +15,7 @@ static const char *usage_str =

     " -e, --show-matches=QUERY Output the sorted matches of QUERY\n"

     " -t, --tty=TTY            Specify file to use as TTY device (default /dev/tty)\n"

     " -s, --show-scores        Show the scores of each match\n"

-    " -j, --workers NUM        Use NUM workers for searching. (default is number of CPU threads)\n"

+    " -j, --workers NUM        Use NUM workers for searching. (default is # of CPUs)\n"

     " -h, --help     Display this help and exit\n"

     " -v, --version  Output version information and exit\n";

@@ -228,4 +228,20 @@ class FzyTest < Minitest::Test

     @tty.send_keys("baz")

     @tty.assert_matches "foo bar baz"

   end

+

+  def test_help

+    @tty = TTYtest.new_terminal(%{#{FZY_PATH} --help})

+    @tty.assert_matches <<TTY

+Usage: fzy [OPTION]...

+ -l, --lines=LINES        Specify how many lines of results to show (default 10)

+ -p, --prompt=PROMPT      Input prompt (default '> ')

+ -q, --query=QUERY        Use QUERY as the initial search string

+ -e, --show-matches=QUERY Output the sorted matches of QUERY

+ -t, --tty=TTY            Specify file to use as TTY device (default /dev/tty)

+ -s, --show-scores        Show the scores of each match

+ -j, --workers NUM        Use NUM workers for searching. (default is # of CPUs)

+ -h, --help     Display this help and exit

+ -v, --version  Output version information and exit

+TTY

+  end

 end