Teach SMTP input sync check ("input sent too soon") about SMTP input buffering

[users/jgh/exim.git] / test / runtest

diff --git a/test/runtest b/test/runtest
index b2f5d077573e6c0f9c60ad82e95cdfbc48bd7b10..f68b3c057ee257463dba6aec05cb935a854de139 100755 (executable)
--- a/test/runtest
+++ b/test/runtest
@@ -16,9 +16,9 @@
 ###############################################################################
 
 #use strict;
 ###############################################################################
 
 #use strict;

-use 5.010;
-use feature 'state';   # included in 5.010
+use v5.10.1;

 use warnings;
 use warnings;

+use if $^V >= v5.19.11, experimental => 'smartmatch';

 
 use Errno;
 use FileHandle;
 
 use Errno;
 use FileHandle;


@@ -26,12 +26,19 @@ use Socket;
 use Time::Local;
 use Cwd;
 use File::Basename;
 use Time::Local;
 use Cwd;
 use File::Basename;

+use Pod::Usage;
+use Getopt::Long;

 use FindBin qw'$RealBin';
 
 use lib "$RealBin/lib";
 use Exim::Runtest;
 use FindBin qw'$RealBin';
 
 use lib "$RealBin/lib";
 use Exim::Runtest;

+use Exim::Utils qw(uniq numerically);

 
 

-use if $ENV{DEBUG} && $ENV{DEBUG} =~ /\bruntest\b/ => ('Smart::Comments' => '####');
+use if $ENV{DEBUG} && scalar($ENV{DEBUG} =~ /\bruntest\b/) => 'Smart::Comments' => '####';
+use if $ENV{DEBUG} && scalar($ENV{DEBUG} =~ /\bruntest\b/) => 'Data::Dumper';
+
+use constant TEST_TOP => 8999;
+use constant TEST_SPECIAL_TOP => 9999;

 
 
 # Start by initializing some global variables
 
 
 # Start by initializing some global variables


@@ -61,17 +68,14 @@ my $more = 'less -XF';
 my $optargs = '';
 my $save_output = 0;
 my $server_opts = '';
 my $optargs = '';
 my $save_output = 0;
 my $server_opts = '';

+my $slow = 0;

 my $valgrind = 0;
 
 my $have_ipv4 = 1;
 my $have_ipv6 = 1;
 my $have_largefiles = 0;
 
 my $valgrind = 0;
 
 my $have_ipv4 = 1;
 my $have_ipv6 = 1;
 my $have_largefiles = 0;
 

-my $test_start = 1;
-my $test_end = $test_top = 8999;
-my $test_special_top = 9999;

 my @test_list = ();
 my @test_list = ();

-my @test_dirs = ();

 
 
 # Networks to use for DNS tests. We need to choose some networks that will
 
 
 # Networks to use for DNS tests. We need to choose some networks that will


@@ -800,7 +804,10 @@ RESET_AFTER_EXTRA_LINE_READ:
   # numbers, or handle specific bad conditions in different ways, leading to
   # different wording in the error messages, so we cannot compare them.
 
   # numbers, or handle specific bad conditions in different ways, leading to
   # different wording in the error messages, so we cannot compare them.
 

-  s/(TLS error on connection (?:from .* )?\(SSL_\w+\): error:)(.*)/$1 <<detail omitted>>/;
+#XXX This loses any trailing "deliving unencypted to" which is unfortunate
+#    but I can't work out how to deal with that.
+  s/(TLS session: \(SSL_\w+\): error:)(.*)(?!: delivering)/$1 <<detail omitted>>/;
+  s/(TLS error on connection from .* \(SSL_\w+\): error:)(.*)/$1 <<detail omitted>>/;

   next if /SSL verify error: depth=0 error=certificate not trusted/;
 
   # ======== Maildir things ========
   next if /SSL verify error: depth=0 error=certificate not trusted/;
 
   # ======== Maildir things ========


@@ -1081,6 +1088,9 @@ RESET_AFTER_EXTRA_LINE_READ:
     # Not all platforms build with DKIM enabled
     next if /^PDKIM >> Body data for hash, canonicalized/;
 
     # Not all platforms build with DKIM enabled
     next if /^PDKIM >> Body data for hash, canonicalized/;
 

+    # Not all platforms have sendfile support
+    next if /^cannot use sendfile for body: no support$/;
+

     #  Parts of DKIM-specific debug output depend on the time/date
     next if /^date:\w+,\{SP\}/;
     next if /^PDKIM \[[^[]+\] (Header hash|b) computed:/;
     #  Parts of DKIM-specific debug output depend on the time/date
     next if /^date:\w+,\{SP\}/;
     next if /^PDKIM \[[^[]+\] (Header hash|b) computed:/;


@@ -1147,6 +1157,9 @@ RESET_AFTER_EXTRA_LINE_READ:
     {
     # Berkeley DB version differences
     next if / Berkeley DB error: /;
     {
     # Berkeley DB version differences
     next if / Berkeley DB error: /;

+
+    # CHUNKING: exact sizes depend on hostnames in headers
+    s/(=>.* K C="250- \d)\d+ (byte chunk, total \d)\d+/$1nn $2nn/;

     }
 
   # ======== All files other than stderr ========
     }
 
   # ======== All files other than stderr ========


@@ -1274,8 +1287,8 @@ if (! -e $sf_current)
       log_failure($log_failed_filename, $testno, $rf);
       log_test($log_summary_filename, $testno, 'F') if ($force_continue);
     }
       log_failure($log_failed_filename, $testno, $rf);
       log_test($log_summary_filename, $testno, 'F') if ($force_continue);
     }

-    return 1 if /^c$/i;
-    last if (/^s$/);
+    return 1 if /^c$/i && $rf !~ /paniclog/ && $rsf !~ /paniclog/;
+    last if (/^[sc]$/);

     }
 
   foreach $f ($rf, $rsf)
     }
 
   foreach $f ($rf, $rsf)


@@ -2316,7 +2329,6 @@ elsif (/^((?i:[A-Z\d_]+=\S+\s+)+)?(\d+)?\s*(sudo(?:\s+-u\s+(\w+))?\s+)?exim(_\S+
 
   if ($cmd =~ /\s-DSERVER=server\s/ && $cmd !~ /\s-DNOTDAEMON\s/)
     {
 
   if ($cmd =~ /\s-DSERVER=server\s/ && $cmd !~ /\s-DNOTDAEMON\s/)
     {

-    $pidfile = "$parm_cwd/spool/exim-daemon.pid";

     if ($debug) { printf ">> daemon: $cmd\n"; }
     run_system("sudo mkdir spool/log 2>/dev/null");
     run_system("sudo chown $parm_eximuser:$parm_eximgroup spool/log");
     if ($debug) { printf ">> daemon: $cmd\n"; }
     run_system("sudo mkdir spool/log 2>/dev/null");
     run_system("sudo chown $parm_eximuser:$parm_eximgroup spool/log");


@@ -2343,7 +2355,8 @@ elsif (/^((?i:[A-Z\d_]+=\S+\s+)+)?(\d+)?\s*(sudo(?:\s+-u\s+(\w+))?\s+)?exim(_\S+
     while (<SCRIPT>) { $lineno++; last if /^\*{4}\s*$/; }   # Ignore any input
 
     # Interlock with daemon startup
     while (<SCRIPT>) { $lineno++; last if /^\*{4}\s*$/; }   # Ignore any input
 
     # Interlock with daemon startup

-    while (! stat("$pidfile") ) { select(undef, undef, undef, 0.3); }
+    for (my $count = 0; ! stat("$pidfile") && $count < 30; $count++ )
+      { select(undef, undef, undef, 0.3); }

     return 3;                                     # Don't wait
     }
   elsif ($cmd =~ /\s-DSERVER=wait:(\d+)\s/)
     return 3;                                     # Don't wait
     }
   elsif ($cmd =~ /\s-DSERVER=wait:(\d+)\s/)


@@ -2496,22 +2509,6 @@ $more = 'more' if system('which less >/dev/null 2>&1') != 0;
 
 
 
 
 
 

-##################################################
-#        Check for sudo access to root           #
-##################################################
-
-print "You need to have sudo access to root to run these tests. Checking ...\n";
-if (system('sudo true >/dev/null') != 0)
-  {
-  die "** Test for sudo failed: testing abandoned.\n";
-  }
-else
-  {
-  print "Test for sudo OK\n";
-  }
-
-
-

 ##################################################
 #      See if an Exim binary has been given      #
 ##################################################
 ##################################################
 #      See if an Exim binary has been given      #
 ##################################################


@@ -2520,10 +2517,6 @@ else
 # as the path to the binary. If the first argument does not start with a
 # '/' but exists in the file system, it's assumed to be the Exim binary.
 
 # as the path to the binary. If the first argument does not start with a
 # '/' but exists in the file system, it's assumed to be the Exim binary.
 

-($parm_exim, @ARGV) = Exim::Runtest::exim_binary(@ARGV);
-print "Exim binary is $parm_exim\n" if $parm_exim ne '';
-
-

 
 ##################################################
 # Sort out options and which tests are to be run #
 
 ##################################################
 # Sort out options and which tests are to be run #


@@ -2533,38 +2526,60 @@ print "Exim binary is $parm_exim\n" if $parm_exim ne '';
 # options are passed on to Exim calls within the tests. Typically, this is used
 # to turn on Exim debugging while setting up a test.
 
 # options are passed on to Exim calls within the tests. Typically, this is used
 # to turn on Exim debugging while setting up a test.
 

-while (@ARGV > 0 && $ARGV[0] =~ /^-/)
-  {
-  my($arg) = shift @ARGV;
-  if ($optargs eq '')
-    {
-    if ($arg eq "-DEBUG")  { $debug = 1; $cr = "\n"; next; }
-    if ($arg eq "-DIFF")   { $cf = "diff -u"; next; }
-    if ($arg eq "-CONTINUE"){$force_continue = 1;
-                             $more = "cat";
-                             next; }
-    if ($arg eq "-UPDATE") { $force_update = 1; next; }
-    if ($arg eq "-NOIPV4") { $have_ipv4 = 0; next; }
-    if ($arg eq "-NOIPV6") { $have_ipv6 = 0; next; }
-    if ($arg eq "-KEEP")   { $save_output = 1; next; }
-    if ($arg eq "-VALGRIND")   { $valgrind = 1; next; }
-    if ($arg =~ /^-FLAVOU?R$/) { $flavour = shift; next; }
-    }
-  $optargs .= " $arg";
-  }
+Getopt::Long::Configure qw(no_getopt_compat);
+GetOptions(
+    'debug'    => sub { $debug          = 1; $cr   = "\n" },
+    'diff'     => sub { $cf             = 'diff -u' },
+    'continue' => sub { $force_continue = 1; $more = 'cat' },
+    'update'   => \$force_update,
+    'ipv4!'    => \$have_ipv4,
+    'ipv6!'    => \$have_ipv6,
+    'keep'     => \$save_output,
+    'slow'     => \$slow,
+    'valgrind' => \$valgrind,
+    'range=s{2}'       => \my @range_wanted,
+    'test=i@'          => \my @tests_wanted,
+    'flavor|flavour=s' => $flavour,
+    'help'             => sub { pod2usage(-exit => 0) },
+    'man'              => sub {
+        pod2usage(
+            -exit      => 0,
+            -verbose   => 2,
+            -noperldoc => system('perldoc -V 2>/dev/null 1>&2')
+        );
+    },
+) or pod2usage;
+
+($parm_exim, @ARGV) = Exim::Runtest::exim_binary(@ARGV);
+print "Exim binary is `$parm_exim'\n" if defined $parm_exim;
+

 
 

-# Any subsequent arguments are a range of test numbers.
+my @wanted = sort numerically uniq
+  @tests_wanted ? @tests_wanted : (),
+  @range_wanted ? $range_wanted[0] .. $range_wanted[1] : (),
+  @ARGV ? @ARGV == 1 ? $ARGV[0] :
+          $ARGV[1] eq '+' ? $ARGV[0]..($ARGV[0] >= 9000 ? TEST_SPECIAL_TOP : TEST_TOP) :
+          0+$ARGV[0]..0+$ARGV[1]    # add 0 to cope with test numbers starting with zero
+        : ();
+@wanted = 1..TEST_TOP if not @wanted;

 
 

-if (@ARGV > 0)
+##################################################
+#        Check for sudo access to root           #
+##################################################
+
+print "You need to have sudo access to root to run these tests. Checking ...\n";
+if (system('sudo true >/dev/null') != 0)

   {
   {

-  $test_end = $test_start = $ARGV[0];
-  $test_end = $ARGV[1] if (@ARGV > 1);
-  $test_end = ($test_start >= 9000)? $test_special_top : $test_top
-    if $test_end eq "+";
-  die "** Test numbers out of order\n" if ($test_end < $test_start);
+  die "** Test for sudo failed: testing abandoned.\n";
+  }
+else
+  {
+  print "Test for sudo OK\n";

   }
 
 
   }
 
 

+
+

 ##################################################
 #      Make the command's directory current      #
 ##################################################
 ##################################################
 #      Make the command's directory current      #
 ##################################################


@@ -2589,7 +2604,7 @@ $parm_cwd = Cwd::getcwd();
 
 # If $parm_exim is still empty, ask the caller
 
 
 # If $parm_exim is still empty, ask the caller
 

-if ($parm_exim eq '')
+if (not $parm_exim)

   {
   print "** Did not find an Exim binary to test\n";
   for ($i = 0; $i < 5; $i++)
   {
   print "** Did not find an Exim binary to test\n";
   for ($i = 0; $i < 5; $i++)


@@ -3367,6 +3382,8 @@ else
   print " OK\n";
   }
 
   print " OK\n";
   }
 

+tests_exit(-1, "Failed to unlink $log_summary_filename: $!")
+  if not unlink($log_summary_filename) and -e $log_summary_filename;

 
 ##################################################
 #        Create a list of available tests        #
 
 ##################################################
 #        Create a list of available tests        #


@@ -3380,33 +3397,21 @@ else
 # because the current binary does not support the right facilities, and also
 # those that are outside the numerical range selected.
 
 # because the current binary does not support the right facilities, and also
 # those that are outside the numerical range selected.
 

-print "\nTest range is $test_start to $test_end (flavour $flavour)\n";
+printf "\nWill run %d tests between %d and %d for flavour %s\n",
+  scalar(@wanted), $wanted[0], $wanted[-1], $flavour;
+

 print "Omitting \${dlfunc expansion tests (loadable module not present)\n"
   if $dlfunc_deleted;
 print "Omitting dbm tests (unable to copy exim_dbmbuild)\n"
   if $dbm_build_deleted;
 
 print "Omitting \${dlfunc expansion tests (loadable module not present)\n"
   if $dlfunc_deleted;
 print "Omitting dbm tests (unable to copy exim_dbmbuild)\n"
   if $dbm_build_deleted;
 

-opendir(DIR, "scripts") || tests_exit(-1, "Failed to opendir(\"scripts\"): $!");
-@test_dirs = sort readdir(DIR);
-closedir(DIR);

 
 

-# Remove . and .. and CVS from the list.
-
-for ($i = 0; $i < @test_dirs; $i++)
-  {
-  my($d) = $test_dirs[$i];
-  if ($d eq "." || $d eq ".." || $d eq "CVS")
-    {
-    splice @test_dirs, $i, 1;
-    $i--;
-    }
-  }
+my @test_dirs = grep { not /^CVS$/ } map { basename $_ } glob 'scripts/*'
+  or die tests_exit(-1, "Failed to find test scripts in 'scripts/*`: $!");

 
 # Scan for relevant tests
 
 # Scan for relevant tests

-
-tests_exit(-1, "Failed to unlink $log_summary_filename")
-  if (-e $log_summary_filename && !unlink($log_summary_filename));
-for ($i = 0; $i < @test_dirs; $i++)
+# HS12: Needs to be reworked.
+DIR: for (my $i = 0; $i < @test_dirs; $i++)

   {
   my($testdir) = $test_dirs[$i];
   my($wantthis) = 1;
   {
   my($testdir) = $test_dirs[$i];
   my($wantthis) = 1;


@@ -3416,19 +3421,19 @@ for ($i = 0; $i < @test_dirs; $i++)
   # Skip this directory if the first test is equal or greater than the first
   # test in the next directory.
 
   # Skip this directory if the first test is equal or greater than the first
   # test in the next directory.
 

-  next if ($i < @test_dirs - 1) &&
-          ($test_start >= substr($test_dirs[$i+1], 0, 4));
+  next DIR if ($i < @test_dirs - 1) &&
+          ($wanted[0] >= substr($test_dirs[$i+1], 0, 4));

 
   # No need to carry on if the end test is less than the first test in this
   # subdirectory.
 
 
   # No need to carry on if the end test is less than the first test in this
   # subdirectory.
 

-  last if $test_end < substr($testdir, 0, 4);
+  last DIR if $wanted[-1] < substr($testdir, 0, 4);

 
   # Check requirements, if any.
 
 
   # Check requirements, if any.
 

-  if (open(REQUIRES, "scripts/$testdir/REQUIRES"))
+  if (open(my $requires, "scripts/$testdir/REQUIRES"))

     {
     {

-    while (<REQUIRES>)
+    while (<$requires>)

       {
       next if /^\s*$/;
       s/\s+$//;
       {
       next if /^\s*$/;
       s/\s+$//;


@@ -3461,7 +3466,6 @@ for ($i = 0; $i < @test_dirs; $i++)
         tests_exit(-1, "Unknown line in \"scripts/$testdir/REQUIRES\": \"$_\"");
         }
       }
         tests_exit(-1, "Unknown line in \"scripts/$testdir/REQUIRES\": \"$_\"");
         }
       }

-    close(REQUIRES);

     }
   else
     {
     }
   else
     {


@@ -3480,15 +3484,13 @@ for ($i = 0; $i < @test_dirs; $i++)
   # We want the tests from this subdirectory, provided they are in the
   # range that was selected.
 
   # We want the tests from this subdirectory, provided they are in the
   # range that was selected.
 

-  opendir(SUBDIR, "scripts/$testdir") ||
-    tests_exit(-1, "Failed to opendir(\"scripts/$testdir\"): $!");
-  @testlist = sort readdir(SUBDIR);
-  close(SUBDIR);
+  @testlist = grep { $_ ~~ @wanted } grep { /^\d+(?:\.\d+)?$/ } map { basename $_ } glob "scripts/$testdir/*";
+  tests_exit(-1, "Failed to read test scripts from `scripts/$testdir/*': $!")
+    if not @testlist;

 
   foreach $test (@testlist)
     {
 
   foreach $test (@testlist)
     {

-    next if ($test !~ /^\d{4}(?:\.\d+)?$/);
-    if (!$wantthis || $test < $test_start || $test > $test_end)
+    if (!$wantthis)

       {
       log_test($log_summary_filename, $test, '.');
       }
       {
       log_test($log_summary_filename, $test, '.');
       }


@@ -3499,7 +3501,7 @@ for ($i = 0; $i < @test_dirs; $i++)
     }
   }
 
     }
   }
 

-print ">>Test List: @test_list\n", if $debug;
+print ">>Test List:\n", join "\n", @test_list, '' if $debug;

 
 
 ##################################################
 
 
 ##################################################


@@ -3669,27 +3671,31 @@ closedir(DIR);
 if (not $force_continue) {
   # runtest needs to interact if we're not in continue
   # mode. It does so by communicate to /dev/tty
 if (not $force_continue) {
   # runtest needs to interact if we're not in continue
   # mode. It does so by communicate to /dev/tty

-  open(T, "/dev/tty") or tests_exit(-1, "Failed to open /dev/tty: $!");
+  open(T, '<', '/dev/tty') or tests_exit(-1, "Failed to open /dev/tty: $!");
+  print "\nPress RETURN to run the tests: ";
+  <T>;

 }
 
 
 }
 
 

-print "\nPress RETURN to run the tests: ";
-$_ = $force_continue ? "c" : <T>;
-print "\n";
-
-$lasttestdir = '';
-

 foreach $test (@test_list)
   {
 foreach $test (@test_list)
   {

-  local($lineno) = 0;
-  local($commandno) = 0;
-  local($subtestno) = 0;
+  state $lasttestdir = '';
+
+  local $lineno     = 0;
+  local $commandno  = 0;
+  local $subtestno  = 0;
+  local $sortlog    = 0;
+

   (local $testno = $test) =~ s|.*/||;
   (local $testno = $test) =~ s|.*/||;

-  local($sortlog) = 0;

 
 

-  my($gnutls) = 0;
-  my($docheck) = 1;
-  my($thistestdir) = substr($test, 0, -5);
+  # Leaving traces in the process table and in the environment
+  # gives us a chance to identify hanging processes (exim daemons)
+  local $0 = "[runtest $testno]";
+  local $ENV{EXIM_TEST_NUMBER} = $testno;
+
+  my $gnutls   = 0;
+  my $docheck  = 1;
+  my $thistestdir  = substr($test, 0, -5);

 
   $dynamic_socket->close() if $dynamic_socket;
 
 
   $dynamic_socket->close() if $dynamic_socket;
 


@@ -3698,20 +3704,19 @@ foreach $test (@test_list)
     $gnutls = 0;
     if (-s "scripts/$thistestdir/REQUIRES")
       {
     $gnutls = 0;
     if (-s "scripts/$thistestdir/REQUIRES")
       {

-      my($indent) = '';
+      my $indent = '';

       print "\n>>> The following tests require: ";
       print "\n>>> The following tests require: ";

-      open(IN, "scripts/$thistestdir/REQUIRES") ||
-        tests_exit(-1, "Failed to open scripts/$thistestdir/REQUIRES: $1");
-      while (<IN>)
+      open(my $requires, '<', "scripts/$thistestdir/REQUIRES") ||
+        tests_exit(-1, "Failed to open scripts/$thistestdir/REQUIRES: $!");
+      while (<$requires>)

         {
         $gnutls = 1 if /^support GnuTLS/;
         print $indent, $_;
         $indent = ">>>                              ";
         }
         {
         $gnutls = 1 if /^support GnuTLS/;
         print $indent, $_;
         $indent = ">>>                              ";
         }

-      close(IN);

       }
       }

+      $lasttestdir = $thistestdir;

     }
     }

-  $lasttestdir = $thistestdir;

 
   # Remove any debris in the spool directory and the test-mail directory
   # and also the files for collecting stdout and stderr. Then put back
 
   # Remove any debris in the spool directory and the test-mail directory
   # and also the files for collecting stdout and stderr. Then put back


@@ -3853,8 +3858,6 @@ foreach $test (@test_list)
     my($rc, $run_extra) = run_command($testno, \$subtestno, \$expectrc, \$commandname, $TEST_STATE);
     my($cmdrc) = $?;
 
     my($rc, $run_extra) = run_command($testno, \$subtestno, \$expectrc, \$commandname, $TEST_STATE);
     my($cmdrc) = $?;
 

-    $0 = "[runtest $testno]";
-

     if ($debug) {
       print ">> rc=$rc cmdrc=$cmdrc\n";
       if (defined $run_extra) {
     if ($debug) {
       print ">> rc=$rc cmdrc=$cmdrc\n";
       if (defined $run_extra) {


@@ -3994,6 +3997,7 @@ foreach $test (@test_list)
 
   if ($docheck)
     {
 
   if ($docheck)
     {

+    sleep 1 if $slow;

     my $rc = check_output($TEST_STATE->{munge});
     log_test($log_summary_filename, $testno, 'P') if ($rc == 0);
     if ($rc < 2)
     my $rc = check_output($TEST_STATE->{munge});
     log_test($log_summary_filename, $testno, 'P') if ($rc == 0);
     if ($rc < 2)


@@ -4013,7 +4017,84 @@ foreach $test (@test_list)
 #         Exit from the test script              #
 ##################################################
 
 #         Exit from the test script              #
 ##################################################
 

-tests_exit(-1, "No runnable tests selected") if @test_list == 0;
+tests_exit(-1, "No runnable tests selected") if not @test_list;

 tests_exit(0);
 
 tests_exit(0);
 

+__END__
+
+=head1 NAME
+
+ runtest - run the exim testsuite
+
+=head1 SYNOPSIS
+
+ runtest [exim-path] [options] [test0 [test1]]
+
+=head1 DESCRIPTION
+
+B<runtest> runs the Exim testsuite.
+
+=head1 OPTIONS
+
+For legacy reasons the options are not case sensitive.
+
+=over
+
+=item B<--continue>
+
+Do not stop for user interaction or on errors. (default: off)
+
+=item B<--debug>
+
+This option enables the output of debug information when running the
+various test commands. (default: off)
+
+=item B<--diff>
+
+Use C<diff -u> for comparing the expected output with the produced
+output. (default: use a built-in routine)
+
+=item B<--flavor>|B<--flavour> I<flavour>
+
+Override the expected results for results for a specific (OS) flavour.
+(default: unused)
+
+=item B<--[no]ipv4>
+
+Skip IPv4 related setup and tests (default: use ipv4)
+
+=item B<--[no]ipv6>
+
+Skip IPv6 related setup and tests (default: use ipv6)
+
+=item B<--keep>
+
+Keep the various output files produced during a test run. (default: don't keep)
+
+=item B<--range> I<n0> I<n1>
+
+Run tests between (including) I<n0> and I<n1>. A "+" may be used to specify the "last
+test available".
+
+=item B<--slow>
+
+Insert some delays to compensate for a slow host system. (default: off)
+
+=item B<--test> I<n>
+
+Run the specified test. This option may used multiple times.
+
+=item B<--update>
+
+Automatically update the recorded (expected) data on mismatch. (default: off)
+
+=item B<--valgrind>
+
+Start Exim wrapped by I<valgrind>. (default: don't use valgrind)
+
+=back
+
+=cut
+
+

 # End of runtest script
 # End of runtest script