Add forked Maatkit tools in bin/ and their tests in t/.

t/pt-table-checksum/standard_options.t

@@ -0,0 +1,42 @@
+#!/usr/bin/env perl
+
+BEGIN {
+   die "The PERCONA_TOOLKIT_BRANCH environment variable is not set.\n"
+      unless $ENV{PERCONA_TOOLKIT_BRANCH} && -d $ENV{PERCONA_TOOLKIT_BRANCH};
+   unshift @INC, "$ENV{PERCONA_TOOLKIT_BRANCH}/lib";
+};
+
+use strict;
+use warnings FATAL => 'all';
+use English qw(-no_match_vars);
+use Test::More tests => 2;
+
+use MaatkitTest;
+require "$trunk/bin/pt-table-checksum";
+
+my $output;
+
+# Test DSN value inheritance
+$output = `$trunk/bin/pt-table-checksum h=127.1 h=127.2,P=12346 --port 12345 --explain-hosts`;
+like(
+   $output,
+   qr/^Server 127.1:\s+P=12345,h=127.1\s+Server 127.2:\s+P=12346,h=127.2/,
+   'DSNs inherit values from --port, etc. (issue 248)'
+);
+
+# #########################################################################
+# Issue 391: Add --pid option to all scripts
+# #########################################################################
+`touch /tmp/mk-script.pid`;
+$output = `$trunk/bin/pt-table-checksum h=127.1,P=12345,u=msandbox,p=msandbox -d test -t issue_122,issue_94 --pid /tmp/mk-script.pid 2>&1`;
+like(
+   $output,
+   qr{PID file /tmp/mk-script.pid already exists},
+   'Dies if PID file already exists (issue 391)'
+);
+`rm -rf /tmp/mk-script.pid`;
+
+# #############################################################################
+# Done.
+# #############################################################################
+exit;