tests/keywords.pl: remove

This script does not work since the introduction of the test
preprocessing. If we need this functionality, it probably needs to be
moved into the runtests tool or similar.

Reported-by: Dan Fandrich
Fixes #10895
Closes #10987

tests/keywords.pl

@@ -1,159 +0,0 @@
-#!/usr/bin/env perl
-#***************************************************************************
-#                                  _   _ ____  _
-#  Project                     ___| | | |  _ \| |
-#                             / __| | | | |_) | |
-#                            | (__| |_| |  _ <| |___
-#                             \___|\___/|_| \_\_____|
-#
-# Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al.
-#
-# This software is licensed as described in the file COPYING, which
-# you should have received as part of this distribution. The terms
-# are also available at https://curl.se/docs/copyright.html.
-#
-# You may opt to use, copy, modify, merge, publish, distribute and/or sell
-# copies of the Software, and permit persons to whom the Software is
-# furnished to do so, under the terms of the COPYING file.
-#
-# This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
-# KIND, either express or implied.
-#
-# SPDX-License-Identifier: curl
-#
-###########################################################################
-
-use strict;
-use warnings;
-
-push(@INC, $ENV{'srcdir'}) if(defined $ENV{'srcdir'});
-push(@INC, ".");
-
-use getpart qw(
-    getpart
-    loadtest
-    );
-
-my $srcdir = $ENV{'srcdir'} || '.';
-my $TESTDIR="$srcdir/data";
-
-# Get all commands and find out their test numbers
-opendir(DIR, $TESTDIR) || die "can't opendir $TESTDIR: $!";
-my @cmds = grep { /^test([0-9]+)$/ && -f "$TESTDIR/$_" } readdir(DIR);
-closedir DIR;
-
-my $TESTCASES; # start with no test cases
-
-# cut off everything but the digits
-for(@cmds) {
-    $_ =~ s/[a-z\/\.]*//g;
-}
-# the numbers from low to high
-for(sort { $a <=> $b } @cmds) {
-    $TESTCASES .= " $_";
-}
-
-my $t;
-
-my %k; # keyword count
-my %t; # keyword to test case mapping
-my @miss; # test cases without keywords set
-
-my $count;
-
-my %errors;
-
-for $t (split(/ /, $TESTCASES)) {
-    if(loadtest("${TESTDIR}/test${t}")) {
-        # bad case
-        next;
-    }
-
-    my @ec = getpart("verify", "errorcode");
-    if($ec[0]) {
-        # count number of check error codes
-        $errors{ 0 + $ec[0] } ++;
-    }
-
-
-    my @what = getpart("info", "keywords");
-
-    if(!$what[0]) {
-        push @miss, $t;
-        next;
-    }
-
-    for(@what) {
-        chomp;
-        #print "Test $t: $_\n";
-        $k{$_}++;
-        $t{$_} .= "$t ";
-    }
-
-
-
-
-
-
-
-
-    $count++;
-}
-
-sub show {
-    my ($list)=@_;
-    my @a = split(" ", $list);
-    my $ret;
-
-    my $c;
-    my @l = sort {rand(100) - 50} @a;
-    my @ll;
-
-    for(1 .. 11) {
-        my $v = shift @l;
-        if($v) {
-            push @ll, $v;
-        }
-    }
-
-    for (sort {$a <=> $b} @ll) {
-        if($c++ == 10) {
-            $ret .= "...";
-            last;
-        }
-        $ret .= "$_ ";
-    }
-    return $ret;
-}
-
-# sort alphabetically
-my @mtest = reverse sort { lc($b) cmp lc($a) } keys %k;
-
-print <<TOP
-<table><tr><th>Num</th><th>Keyword</th><th>Test Cases</th></tr>
-TOP
-    ;
-for $t (@mtest) {
-    printf "<tr><td>%d</td><td>$t</td><td>%s</td></tr>\n", $k{$t},
-    show($t{$t});
-}
-printf "</table><p> $count out of %d tests (%d lack keywords)\n",
-    scalar(@miss) + $count,
-    scalar(@miss);
-
-for(@miss) {
-    print "$_ ";
-}
-
-print "\n";
-
-printf "<p> %d different error codes tested for:<br>\n",
-    scalar(keys %errors);
-
-# numerically on amount, or alphebetically if same amount
-my @etest = sort { $a <=> $b} keys %errors;
-
-for(@etest) {
-    print "$_ ";
-}
-print "\n";