aboutsummaryrefslogtreecommitdiff
path: root/tests/runtests.pl
blob: eaaf9dff0134065af94fd2d5807d003b36a28132 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
1060
1061
1062
1063
1064
1065
1066
1067
1068
1069
1070
1071
1072
1073
1074
1075
1076
1077
1078
1079
1080
1081
1082
1083
1084
1085
1086
1087
1088
1089
1090
1091
1092
1093
1094
1095
1096
1097
1098
1099
1100
1101
1102
1103
1104
1105
1106
1107
1108
1109
1110
1111
1112
1113
1114
1115
1116
1117
1118
1119
1120
1121
1122
1123
1124
1125
1126
1127
1128
1129
1130
1131
1132
1133
1134
1135
1136
1137
1138
1139
1140
1141
1142
1143
1144
1145
1146
1147
1148
1149
1150
1151
1152
1153
1154
1155
1156
1157
1158
1159
1160
1161
1162
1163
1164
1165
1166
1167
1168
1169
1170
1171
1172
1173
1174
1175
1176
#!/usr/bin/env perl
# $Id$
#
# Main curl test script, in perl to run on more platforms
#
#######################################################################
# These should be the only variables that might be needed to get edited:

use strict;
#use warnings;

@INC=(@INC, $ENV{'srcdir'}, ".");

require "stunnel.pm"; # stunnel functions
require "getpart.pm"; # array functions

my $srcdir = $ENV{'srcdir'} || '.';
my $HOSTIP="127.0.0.1";
my $HOSTPORT=8999; # bad name, but this is the HTTP server port
my $HTTPSPORT=8433; # this is the HTTPS server port
my $FTPPORT=8921;  # this is the FTP server port
my $FTPSPORT=8821;  # this is the FTPS server port
my $CURL="../src/curl"; # what curl executable to run on the tests
my $DBGCURL=$CURL; #"../src/.libs/curl";  # alternative for debugging
my $LOGDIR="log";
my $TESTDIR="data";
my $LIBDIR="./libtest";
my $SERVERIN="$LOGDIR/server.input"; # what curl sent the server
my $CURLLOG="$LOGDIR/curl.log"; # all command lines run
my $FTPDCMD="$LOGDIR/ftpserver.cmd"; # copy ftp server instructions here

# Normally, all test cases should be run, but at times it is handy to
# simply run a particular one:
my $TESTCASES="all";

# To run specific test cases, set them like:
# $TESTCASES="1 2 3 7 8";

#######################################################################
# No variables below this point should need to be modified
#

my $HTTPPIDFILE=".http.pid";
my $HTTPSPIDFILE=".https.pid";
my $FTPPIDFILE=".ftp.pid";
my $FTPSPIDFILE=".ftps.pid";

# invoke perl like this:
my $perl="perl -I$srcdir";

# this gets set if curl is compiled with memory debugging:
my $memory_debug=0;

# this gets set if curl is compiled with netrc debugging:
# It has to be in the global symbol table because of the way 'requires' works
$main::netrc_debug=0;
my $netrc_debug = \$main::netrc_debug;

# name of the file that the memory debugging creates:
my $memdump="memdump";

# the path to the script that analyzes the memory debug output file:
my $memanalyze="./memanalyze.pl";

my $checkstunnel = &checkstunnel;

my $ssl_version; # set if libcurl is built with SSL support

my $skipped=0;  # number of tests skipped; reported in main loop
my $problems=0; # number of tests that didn't run due to run-time problems

#######################################################################
# variables the command line options may set
#

my $short;
my $verbose;
my $debugprotocol;
my $anyway;
my $gdbthis;      # run test case with gdb debugger
my $keepoutfiles; # keep stdout and stderr files after tests
my $listonly;     # only list the tests

my $pwd;          # current working directory

chomp($pwd = `pwd`);

# enable memory debugging if curl is compiled with it
$ENV{'CURL_MEMDEBUG'} = 1;
$ENV{'HOME'}=$pwd;

#######################################################################
# Return the pid of the server as found in the given pid file
#
sub serverpid {
    my $PIDFILE = $_[0];
    open(PFILE, "<$PIDFILE");
    my $PID=0+<PFILE>;
    close(PFILE);
    return $PID;
}

#######################################################################
# stop the given test server
#
sub stopserver {
    my $PIDFILE = $_[0];
    # check for pidfile
    if ( -f $PIDFILE ) {
        my $PID = serverpid($PIDFILE);

        my $res = kill (9, $PID); # die!
        unlink $PIDFILE; # server is killed

        if($res && $verbose) {
            print "RUN: Test server pid $PID signalled to die\n";
        }
        elsif($verbose) {
            print "RUN: Test server pid $PID didn't exist\n";
        }
    }
}

#######################################################################
# check the given test server if it is still alive
#
sub checkserver {
    my ($pidfile)=@_;
    my $RUNNING=0;
    my $PID=0;

    # check for pidfile
    if ( -f $pidfile ) {
        $PID=serverpid($pidfile);
        if ($PID ne "" && kill(0, $PID)) {
            $RUNNING=1;
        }
        else {
            $RUNNING=0;
            $PID = -$PID; # negative means dead process
        }
    }
    else {
        $RUNNING=0;
    }
    return $PID
}

#######################################################################
# start the http server, or if it already runs, verify that it is our
# test server on the test-port!
#
sub runhttpserver {
    my $verbose = $_[0];
    my $RUNNING;
    my $pid;

    $pid = checkserver ($HTTPPIDFILE);

    # verify if our/any server is running on this port
    my $cmd = "$CURL -o log/verifiedserver --silent -i $HOSTIP:$HOSTPORT/verifiedserver 2>/dev/null";
    print "CMD; $cmd\n" if ($verbose);
    my $res = system($cmd);

    $res >>= 8; # rotate the result
    my $data;

    print "RUN: curl command returned $res\n" if ($verbose);

    open(FILE, "<log/verifiedserver");
    my @file=<FILE>;
    close(FILE);
    $data=$file[0]; # first line

    if ( $data =~ /WE ROOLZ: (\d+)/ ) {
        $pid = 0+$1;
    }
    elsif($data) {
        print "RUN: Unknown HTTP server is running on port $HOSTPORT\n";
        return 2;
    }

    if($pid > 0) {
        my $res = kill (9, $pid); # die!
        if(!$res) {
            print "RUN: Failed to kill test HTTP server, do it manually and",
            " restart the tests.\n";
            exit;
        }
        sleep(1);
    }

    my $flag=$debugprotocol?"-v ":"";
    my $cmd="$perl $srcdir/httpserver.pl $flag $HOSTPORT &";
    system($cmd);
    if($verbose) {
        print "CMD: $cmd\n";
    }

    my $verified;
    for(1 .. 5) {
        # verify that our server is up and running:
        my $data=`$CURL --silent -i $HOSTIP:$HOSTPORT/verifiedserver 2>/dev/null`;

        if ( $data !~ /WE ROOLZ/ ) {
            sleep(1);
            next;
        }
        else {
            $verified = 1;
            last;
        }
    }
    if(!$verified) {
        print STDERR "RUN: failed to start our HTTP server\n";
        return 1;
    }

    if($verbose) {
        print "RUN: HTTP server is now verified to be our server\n";
    }

    return 0;
}

#######################################################################
# start the https server (or rather, tunnel) if needed
#
sub runhttpsserver {
    my $verbose = $_[0];
    my $STATUS;
    my $RUNNING;
    my $PID=checkserver($HTTPSPIDFILE );

    if($PID > 0) {
        # kill previous stunnel!
        if($verbose) {
            print "RUN: kills off running stunnel at $PID\n";
        }
        stopserver($HTTPSPIDFILE);
    }

    my $flag=$debugprotocol?"-v ":"";
    my $cmd="$perl $srcdir/httpsserver.pl $flag -d $srcdir -r $HOSTPORT $HTTPSPORT &";
    system($cmd);
    if($verbose) {
        print "CMD: $cmd\n";
    }
    sleep(1);
}

#######################################################################
# start the ftp server if needed
#
sub runftpserver {
    my $verbose = $_[0];
    my $STATUS;
    my $RUNNING;
    # check for pidfile
    my $pid = checkserver ($FTPPIDFILE );

    if ($pid <= 0) {
        print "RUN: Check port $FTPPORT for our own FTP server\n"
            if ($verbose);


        my $time=time();
        # check if this is our server running on this port:
        my $data=`$CURL -m4 --silent -i ftp://$HOSTIP:$FTPPORT/verifiedserver 2>/dev/null`;

        # if this took more than 2 secs, we assume it "hung" on a weird server
        my $took = time()-$time;
        
        if ( $data =~ /WE ROOLZ: (\d+)/ ) {
            # this is our test server with a known pid!
            $pid = $1;
        }
        else {
            if($data || ($took > 2)) {
                # this is not a known server
                print "RUN: Unknown server on our favourite port: $FTPPORT\n";
                return 1;
            }
        }
    }

    if($pid > 0) {
        print "RUN: Killing a previous server using pid $pid\n" if($verbose);
        my $res = kill (9, $pid); # die!
        if(!$res) {
            print "RUN: Failed to kill our FTP test server, do it manually and",
            " restart the tests.\n";
            exit;
        }
        sleep(1);
    }
    
    # now (re-)start our server:
    my $flag=$debugprotocol?"-v ":"";
    my $cmd="$perl $srcdir/ftpserver.pl $flag $FTPPORT &";
    if($verbose) {
        print "CMD: $cmd\n";
    }
    system($cmd);

    my $verified;
    for(1 .. 5) {
        # verify that our server is up and running:
        my $data=`$CURL --silent -i ftp://$HOSTIP:$FTPPORT/verifiedserver 2>/dev/null`;

        if ( $data !~ /WE ROOLZ/ ) {
            sleep(1);
            next;
        }
        else {
            $verified = 1;
            last;
        }
    }
    if(!$verified) {
        die "RUN: failed to start our FTP server\n";
    }

    if($verbose) {
        print "RUN: FTP server is now verified to be our server\n";
    }

    return 0;
}

#######################################################################
# start the ftps server (or rather, tunnel) if needed
#
sub runftpsserver {
    my $verbose = $_[0];
    my $STATUS;
    my $RUNNING;
    my $PID=checkserver($FTPSPIDFILE );

    if($PID > 0) {
        # kill previous stunnel!
        if($verbose) {
            print "kills off running stunnel at $PID\n";
        }
        stopserver($FTPSPIDFILE);
    }

    my $flag=$debugprotocol?"-v ":"";
    my $cmd="$perl $srcdir/ftpsserver.pl $flag -d $srcdir -r $FTPPORT $FTPSPORT &";
    system($cmd);
    if($verbose) {
        print "CMD: $cmd\n";
    }
    sleep(1);
}

#######################################################################
# Remove all files in the specified directory
#
sub cleardir {
    my $dir = $_[0];
    my $count;
    my $file;

    # Get all files
    opendir(DIR, $dir) ||
        return 0; # can't open dir
    while($file = readdir(DIR)) {
        if($file !~ /^\./) {
            unlink("$dir/$file");
            $count++;
        }
    }
    closedir DIR;
    return $count;
}

#######################################################################
# filter out the specified pattern from the given input file and store the
# results in the given output file
#
sub filteroff {
    my $infile=$_[0];
    my $filter=$_[1];
    my $ofile=$_[2];

    open(IN, "<$infile")
        || return 1;

    open(OUT, ">$ofile")
        || return 1;

    # print "FILTER: off $filter from $infile to $ofile\n";

    while(<IN>) {
        $_ =~ s/$filter//;
        print OUT $_;
    }
    close(IN);
    close(OUT);    
    return 0;
}

#######################################################################
# compare test results with the expected output, we might filter off
# some pattern that is allowed to differ, output test results
#

sub compare {
    # filter off patterns _before_ this comparison!
    my ($firstref, $secondref)=@_;

    my $result = compareparts($firstref, $secondref);

    if(!$short && $result) {
        print showdiff($firstref, $secondref);
    }
    return $result;
}

#######################################################################
# display information about curl and the host the test suite runs on
#
sub displaydata {

    unlink($memdump); # remove this if there was one left

    my $version=`$CURL -V`;
    chomp $version;

    my $curl = $version;

    $curl =~ s/^(.*)(libcurl.*)/$1/g;
    my $libcurl = $2;

    my $hostname=`hostname`;
    my $hosttype=`uname -a`;

    print "********* System characteristics ******** \n",
    "* $curl\n",
    "* $libcurl\n",
    "* Host: $hostname",
    "* System: $hosttype";

    if($libcurl =~ /SSL/i) {
        $ssl_version=1;
    }

    if( -r $memdump) {
        # if this exists, curl was compiled with memory debugging
        # enabled and we shall verify that no memory leaks exist
        # after each and every test!
        $memory_debug=1;

        # there's only one debug control in the configure script
        # so hope netrc debugging is enabled and set it up
        $$netrc_debug = 1;
        $ENV{'CURL_DEBUG_NETRC'} = 'log/netrc';
    }
    printf("* Memory debugging: %s\n", $memory_debug?"ON":"OFF");
    printf("* Netrc debugging:  %s\n", $$netrc_debug?"ON":"OFF");
    printf("* HTTPS server:     %s\n", $checkstunnel?"ON":"OFF");
    printf("* FTPS server:      %s\n", $checkstunnel?"ON":"OFF");
    printf("* libcurl SSL:      %s\n", $ssl_version?"ON":"OFF");
    print "***************************************** \n";
}

#######################################################################
# substitute the variable stuff into either a joined up file or 
# a command, in either case passed by reference
#
sub subVariables {
  my ($thing) = @_;
  $$thing =~ s/%HOSTIP/$HOSTIP/g;
  $$thing =~ s/%HOSTPORT/$HOSTPORT/g;
  $$thing =~ s/%HTTPSPORT/$HTTPSPORT/g;
  $$thing =~ s/%FTPPORT/$FTPPORT/g;
  $$thing =~ s/%FTPSPORT/$FTPSPORT/g;
  $$thing =~ s/%SRCDIR/$srcdir/g;
  $$thing =~ s/%PWD/$pwd/g;
}

#######################################################################
# Run a single specified test case
#

sub singletest {
    my $testnum=$_[0];

    # load the test case file definition
    if(loadtest("${TESTDIR}/test${testnum}")) {
        if($verbose) {
            # this is not a test
            print "RUN: $testnum doesn't look like a test case!\n";
        }
        return -1;
    }

    my $serverproblem = serverfortest($testnum);

    if($serverproblem) {
        # there's a problem with the server, don't run
        # this particular server, but count it as "skipped"
        if($serverproblem> 1) {
            print "RUN: test case $testnum couldn't run!\n";
            $problems++;
        }
        else {
            $skipped++;
        }
        return -1;
    }

    {
        my %hash = getpartattr("client");
        my $requires = $hash{'requires'};

        if (defined($requires)) {
            no strict "refs";
            my $value=${$requires};
#            print "This test requires '$requires' with value '$value' \n";

            if (${$requires}) {
                # this test is OK
                ;
            }else {
                print "$testnum requires $requires, which is not set; skipping\n";
                $skipped++;
                return -1;  # return test-not-run
            }
        }
    }


    # extract the reply data
    my @reply = getpart("reply", "data");
    my @replycheck = getpart("reply", "datacheck");

    if (@replycheck) {
        # we use this file instead to check the final output against

        my %hash = getpartattr("reply", "datacheck");
        if($hash{'nonewline'}) {
            # Yes, we must cut off the final newline from the final line
            # of the datacheck
            chomp($replycheck[$#replycheck]);
        }
    
        @reply=@replycheck;
    }

    # curl command to run
    my @curlcmd= getpart("client", "command");

    # this is the valid protocol blurb curl should generate
    my @protocol= getpart("verify", "protocol");

    # redirected stdout/stderr to these files
    $STDOUT="$LOGDIR/stdout$testnum";
    $STDERR="$LOGDIR/stderr$testnum";

    # if this section exists, we verify that the stdout contained this:
    my @validstdout = getpart("verify", "stdout");

    # if this section exists, we verify upload
    my @upload = getpart("verify", "upload");

    # if this section exists, it is FTP server instructions:
    my @ftpservercmd = getpart("server", "instruction");

    my $CURLOUT="$LOGDIR/curl$testnum.out"; # curl output if not stdout

    # name of the test
    my @testname= getpart("client", "name");

    printf("test %03d...", $testnum);
    if(!$short) {
        my $name = $testname[0];
        $name =~ s/\n//g;
        print "[$name]\n";
    }

    if($listonly) {
        return 0; # look successful
    }

    my @codepieces = getpart("client", "tool");

    my $tool="";
    if(@codepieces) {
        $tool = $codepieces[0];
        chomp $tool;
    }

    # remove previous server output logfile
    unlink($SERVERIN);

    if(@ftpservercmd) {
        # write the instructions to file
        writearray($FTPDCMD, \@ftpservercmd);
    }

    # get the command line options to use
    my ($cmd, @blaha)= getpart("client", "command");

    # make some nice replace operations
    $cmd =~ s/\n//g; # no newlines please

    subVariables \$cmd;

#    $cmd =~ s/%HOSTIP/$HOSTIP/g;
#    $cmd =~ s/%HOSTPORT/$HOSTPORT/g;
#    $cmd =~ s/%HTTPSPORT/$HTTPSPORT/g;
#    $cmd =~ s/%FTPPORT/$FTPPORT/g;
#    $cmd =~ s/%FTPSPORT/$FTPSPORT/g;
#    $cmd =~ s/%SRCDIR/$srcdir/g;
#    $cmd =~ s/%PWD/$pwd/g;

    #$cmd =~ s/%HOSTNAME/$HOSTNAME/g;

    if($memory_debug) {
        unlink($memdump);
    }

    my @inputfile=getpart("client", "file");
    if(@inputfile) {
        # we need to generate a file before this test is invoked
        my %hash = getpartattr("client", "file");

        my $filename=$hash{'name'};

        if(!$filename) {
            print "ERROR: section client=>file has no name attribute!\n";
            exit;
        }
        my $fileContent = join('', @inputfile);
        subVariables \$fileContent;
#        print "DEBUG: writing file " . $filename . "\n";
        open OUTFILE, ">$filename";
        binmode OUTFILE; # for crapage systems, use binary       
        print OUTFILE $fileContent;
        close OUTFILE;
    }

    my %cmdhash = getpartattr("client", "command");

    my $out="";

    if($cmdhash{'option'} eq "no-output") {
        #print "*** We don't slap on --output\n";
    }
    else {
        if (!@validstdout) {
            $out=" --output $CURLOUT ";
        }
    }

    my $cmdargs;
    if(!$tool) {
        # run curl, add -v for debug information output
        $cmdargs ="$out --include -v $cmd";
    }
    else {
        $cmdargs = " $cmd"; # $cmd is the command line for the test file
        $CURLOUT = $STDOUT; # sends received data to stdout
    }

    my @stdintest = getpart("client", "stdin");

    if(@stdintest) {
        my $stdinfile="$LOGDIR/stdin-for-$testnum";
        writearray($stdinfile, \@stdintest);

        $cmdargs .= " <$stdinfile";
    }
    my $CMDLINE;

    if(!$tool) {
        $CMDLINE="$CURL";
    }
    else {
        $CMDLINE="$LIBDIR/$tool";
        $DBGCURL=$CMDLINE;
    }

    $CMDLINE .= "$cmdargs >$STDOUT 2>$STDERR";

    if($verbose) {
        print "$CMDLINE\n"; 
   }

    print CMDLOG "$CMDLINE\n";

    my $res;
    # run the command line we built
    if($gdbthis) {
        open(GDBCMD, ">log/gdbcmd");
        print GDBCMD "set args $cmdargs\n";
        print GDBCMD "show args\n";
        close(GDBCMD);
        system("gdb $DBGCURL -x log/gdbcmd");
        $res =0; # makes it always continue after a debugged run
    }
    else {
        $res = system("$CMDLINE");
        $res /= 256;
    }

    # remove the special FTP command file after each test!
    unlink($FTPDCMD);

    my @err = getpart("verify", "errorcode");
    my $errorcode = $err[0];

    if($errorcode || $res) {
        if($errorcode == $res) {
            $errorcode =~ s/\n//;
            if($verbose) {
                print " received errorcode $errorcode OK";
            }
            elsif(!$short) {
                print " error OK";
            }
        }
        else {
            if(!$short) {
                print "curl returned $res, ".(0+$errorcode)." was expected\n";
            }
            print " error FAILED\n";
            return 1;
        }
    }

    if (@validstdout) {
        # verify redirected stdout
        my @actual = loadarray($STDOUT);

        $res = compare(\@actual, \@validstdout);
        if($res) {
            print " stdout FAILED\n";
            return 1;
        }
        if(!$short) {
            print " stdout OK";
        }
    }

    my %replyattr = getpartattr("reply", "data");
    if(!$replyattr{'nocheck'} && @reply) {
        # verify the received data
        my @out = loadarray($CURLOUT);
        $res = compare(\@out, \@reply);
        if ($res) {
            print " data FAILED\n";
            return 1;
        }
        if(!$short) {
            print " data OK";
        }
    }

    if(@upload) {
        # verify uploaded data
        my @out = loadarray("$LOGDIR/upload.$testnum");
        $res = compare(\@out, \@upload);
        if ($res) {
            print " upload FAILED\n";
            return 1;
        }
        if(!$short) {
            print " upload OK";
        }
    }

    if(@protocol) {
        # verify the sent request
        my @out = loadarray($SERVERIN);

        # what to cut off from the live protocol sent by curl
        my @strip = getpart("verify", "strip");

        my @protstrip=@protocol;

        # check if there's any attributes on the verify/protocol section
        my %hash = getpartattr("verify", "protocol");

        if($hash{'nonewline'}) {
            # Yes, we must cut off the final newline from the final line
            # of the protocol data
            chomp($protstrip[$#protstrip]);
        }

        for(@strip) {
            # strip all patterns from both arrays
            @out = striparray( $_, \@out);
            @protstrip= striparray( $_, \@protstrip);
        }

        $res = compare(\@out, \@protstrip);
        if($res) {
            print " protocol FAILED\n";
            return 1;
        }
        if(!$short) {
            print " protocol OK";
        }
    }

    my @outfile=getpart("verify", "file");
    if(@outfile) {
        # we're supposed to verify a dynamicly generated file!
        my %hash = getpartattr("verify", "file");

        my $filename=$hash{'name'};
        if(!$filename) {
            print "ERROR: section verify=>file has no name attribute!\n";
            exit;
        }
        my @generated=loadarray($filename);

        $res = compare(\@generated, \@outfile);
        if($res) {
            print " output FAILED\n";
            return 1;
        }
        if(!$short) {
            print " output OK";
        }        
    }

    if(!$keepoutfiles) {
        # remove the stdout and stderr files
        unlink($STDOUT);
        unlink($STDERR);
        unlink($CURLOUT); # remove the downloaded results

        unlink("$LOGDIR/upload.$testnum");  # remove upload leftovers
    }

    unlink($FTPDCMD); # remove the instructions for this test

    if($memory_debug) {
        if(! -f $memdump) {
            print "\n** ALERT! memory debuggin without any output file?\n";
        }
        else {
            my @memdata=`$memanalyze $memdump`;
            my $leak=0;
            for(@memdata) {
                if($_ ne "") {
                    # well it could be other memory problems as well, but
                    # we call it leak for short here
                    $leak=1;
                }
            }
            if($leak) {
                print "\n** MEMORY FAILURE\n";
                print @memdata;
                return 1;
            }
            else {
                if(!$short) {
                    print " memory OK";
                }
            }
        }
    }
    if($short) {
        print "OK";
    }
    print "\n";

    return 0;
}

my %run;

##############################################################################
# This function makes sure the right set of server is running for the
# specified test case. This is a useful design when we run single tests as not
# all servers need to run then!

sub serverfortest {
    my ($testnum)=@_;
    my @what;

    if($testnum< 100) {
        # 0 - 99 is for HTTP
        push @what, "http";
    }
    elsif($testnum< 200) {
        # 100 - 199 is for FTP
        push @what, "ftp";
    }
    elsif($testnum< 300) {
        # 200 - 299 is for FILE, no server!
        push @what, "file";
    }
    elsif($testnum< 400) {
        # 300 - 399 is for HTTPS
        push @what, "https";
    }
    elsif($testnum< 500) {
        # 400 - 499 is for FTPS
        push @what, "ftps";
    }

    if(!@what) {
        # load the test case file definition
        if(loadtest("${TESTDIR}/test${testnum}")) {
            if($verbose) {
                # this is not a test
                print "$testnum doesn't look like a test case!\n";
            }
            return 100;
        }
        @what = getpart("client", "server");

        if(!$what[0]) {
            warn "Test case $testnum has no server(s) specified!";
            return 100;
        }
    }
    for(@what) {
        my $what = lc($_);
        $what =~ s/[^a-z]//g;
        if($what eq "ftp") {
            if(!$run{'ftp'}) {
                if(runftpserver($verbose)) {
                    return 2; # error starting it
                }
                $run{'ftp'}=$FTPPIDFILE;
            }
        }
        elsif($what eq "http") {
            if(!$run{'http'}) {
                if(runhttpserver($verbose)) {
                    return 2; # error starting
                }
                $run{'http'}=$HTTPPIDFILE;
            }
        }
        elsif($what eq "ftps") {
            if(!$checkstunnel || !$ssl_version) {
                # we can't run https tests without stunnel
                # or if libcurl is SSL-less
                return 1;
            }
            if(!$run{'ftp'}) {
                if(runftpserver($verbose)) {
                    return 2; # error starting it
                }
                $run{'ftp'}=$FTPPIDFILE;
            }
            if(!$run{'ftps'}) {
                runftpsserver($verbose);
                $run{'ftps'}=$FTPSPIDFILE;
            }
        }
        elsif($what eq "file") {
            # we support it but have no server!
        }
        elsif($what eq "https") {
            if(!$checkstunnel || !$ssl_version) {
                # we can't run https tests without stunnel
                # or if libcurl is SSL-less
                return 1;
            }
            if(!$run{'http'}) {
                if(runhttpserver($verbose)) {
                    return 2; # problems starting server
                }
                $run{'http'}=$HTTPPIDFILE;
            }
            if(!$run{'https'}) {
                runhttpsserver($verbose);
                $run{'https'}=$HTTPSPIDFILE;
            }
        }
        elsif($what eq "none") {
        }
        else {
            warn "we don't support a server for $what";
        }
    }
    return 0; # ok
}

#######################################################################
# Check options to this test program
#

my $number=0;
my $fromnum=-1;
my @testthis;
do {
    if ($ARGV[0] eq "-v") {
        # verbose output
        $verbose=1;
    }
    elsif ($ARGV[0] eq "-c") {
        # use this path to curl instead of default        
        $CURL=$ARGV[1];
        shift @ARGV;
    }
    elsif ($ARGV[0] eq "-d") {
        # have the servers display protocol output 
        $debugprotocol=1;
    }
    elsif ($ARGV[0] eq "-g") {
        # run this test with gdb
        $gdbthis=1;
    }
    elsif($ARGV[0] eq "-s") {
        # short output
        $short=1;
    }
    elsif($ARGV[0] eq "-a") {
        # continue anyway, even if a test fail
        $anyway=1;
    }
    elsif($ARGV[0] eq "-l") {
        # lists the test case names only
        $listonly=1;
    }
    elsif($ARGV[0] eq "-k") {
        # keep stdout and stderr files after tests
        $keepoutfiles=1;
    }
    elsif($ARGV[0] eq "-h") {
        # show help text
        print <<EOHELP
Usage: runtests.pl [options]
  -a       continue even if a test fails
  -d       display server debug info
  -g       run the test case with gdb
  -h       this help text
  -k       keep stdout and stderr files present after tests
  -l       list all test case names/descriptions
  -s       short output
  -v       verbose output
  [num]    like "5 6 9" or " 5 to 22 " to run those tests only
EOHELP
    ;
        exit;
    }
    elsif($ARGV[0] =~ /^(\d+)/) {
        $number = $1;
        if($fromnum >= 0) {
            for($fromnum .. $number) {
                push @testthis, $_;
            }
            $fromnum = -1;
        }
        else {
            push @testthis, $1;
        }
    }
    elsif($ARGV[0] =~ /^to$/i) {
        $fromnum = $number+1;
    }
} while(shift @ARGV);

if($testthis[0] ne "") {
    $TESTCASES=join(" ", @testthis);
}

#######################################################################
# Output curl version and host info being tested
#

if(!$listonly) {
    displaydata();
}

#######################################################################
# clear and create logging directory:
#
cleardir($LOGDIR);
mkdir($LOGDIR, 0777);

#######################################################################
# If 'all' tests are requested, find out all test numbers
#

if ( $TESTCASES eq "all") {
    # 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;

    $TESTCASES=""; # start with no test cases

    # cut off everything but the digits 
    for(@cmds) {
        $_ =~ s/[a-z\/\.]*//g;
    }
    # the the numbers from low to high
    for(sort { $a <=> $b } @cmds) {
        $TESTCASES .= " $_";
    }
}

#######################################################################
# Start the command line log
#
open(CMDLOG, ">$CURLLOG") ||
    print "can't log command lines to $CURLLOG\n";

#######################################################################
# The main test-loop
#

my $failed;
my $testnum;
my $ok=0;
my $total=0;

foreach $testnum (split(" ", $TESTCASES)) {

    my $error = singletest($testnum);
    if(-1 == $error) {
        # not a test we can run
        next;
    }

    $total++; # number of tests we've run

    if($error>0) {
        $failed.= "$testnum ";
        if(!$anyway) {
            # a test failed, abort
            print "\n - abort tests\n";
            last;
        }
    }
    elsif(!$error) {
        $ok++; # successful test counter
    }

    # loop for next test
}

#######################################################################
# Close command log
#
close(CMDLOG);

#######################################################################
# Tests done, stop the servers
#

for(keys %run) {
    stopserver($run{$_}); # the pid file is in the hash table
}

if($total) {
    printf("TESTDONE: $ok tests out of $total reported OK: %d%%\n",
           $ok/$total*100);

    if($ok != $total) {
        print "TESTFAIL: These test cases failed: $failed\n";
    }
}
else {
    print "TESTFAIL: No tests were performed!\n";
}
if($skipped) {
    print "TESTINFO: $skipped tests were skipped due to restraints\n";
}
if($problems) {
    print "TESTINFO: $problems tests didn't run due to run-time problems\n";
}
if($total && ($ok != $total)) {
    exit 1;
}