1#!./perl 2 3# $RCSfile: tell.t,v $$Revision$$Date$ 4 5BEGIN { 6 chdir 't' if -d 't'; 7 @INC = '../lib'; 8} 9 10print "1..28\n"; 11 12$TST = 'tst'; 13 14$Is_Dosish = ($^O eq 'MSWin32' or $^O eq 'NetWare' or $^O eq 'dos' or 15 $^O eq 'os2' or $^O eq 'mint' or $^O eq 'cygwin' or 16 $^O =~ /^uwin/); 17 18open($TST, 'harness') || (die "Can't open harness"); 19binmode $TST if $Is_Dosish; 20if (eof(tst)) { print "not ok 1\n"; } else { print "ok 1\n"; } 21 22$firstline = <$TST>; 23$secondpos = tell; 24 25$x = 0; 26while (<tst>) { 27 if (eof) {$x++;} 28} 29if ($x == 1) { print "ok 2\n"; } else { print "not ok 2\n"; } 30 31$lastpos = tell; 32 33unless (eof) { print "not ok 3\n"; } else { print "ok 3\n"; } 34 35if (seek($TST,0,0)) { print "ok 4\n"; } else { print "not ok 4\n"; } 36 37if (eof) { print "not ok 5\n"; } else { print "ok 5\n"; } 38 39if ($firstline eq <tst>) { print "ok 6\n"; } else { print "not ok 6\n"; } 40 41if ($secondpos == tell) { print "ok 7\n"; } else { print "not ok 7\n"; } 42 43if (seek(tst,0,1)) { print "ok 8\n"; } else { print "not ok 8\n"; } 44 45if (eof($TST)) { print "not ok 9\n"; } else { print "ok 9\n"; } 46 47if ($secondpos == tell) { print "ok 10\n"; } else { print "not ok 10\n"; } 48 49if (seek(tst,0,2)) { print "ok 11\n"; } else { print "not ok 11\n"; } 50 51if ($lastpos == tell) { print "ok 12\n"; } else { print "not ok 12\n"; } 52 53unless (eof) { print "not ok 13\n"; } else { print "ok 13\n"; } 54 55if ($. == 0) { print "not ok 14\n"; } else { print "ok 14\n"; } 56 57$curline = $.; 58open(other, 'harness') || (die "Can't open harness: $!"); 59binmode other if (($^O eq 'MSWin32') || ($^O eq 'NetWare')); 60 61{ 62 local($.); 63 64 if ($. == 0) { print "not ok 15\n"; } else { print "ok 15\n"; } 65 66 tell other; 67 if ($. == 0) { print "ok 16\n"; } else { print "not ok 16\n"; } 68 69 $. = 5; 70 scalar <other>; 71 if ($. == 6) { print "ok 17\n"; } else { print "not ok 17\n"; } 72} 73 74if ($. == $curline) { print "ok 18\n"; } else { print "not ok 18\n"; } 75 76{ 77 local($.); 78 79 scalar <other>; 80 if ($. == 7) { print "ok 19\n"; } else { print "not ok 19\n"; } 81} 82 83if ($. == $curline) { print "ok 20\n"; } else { print "not ok 20\n"; } 84 85{ 86 local($.); 87 88 tell other; 89 if ($. == 7) { print "ok 21\n"; } else { print "not ok 21\n"; } 90} 91 92close(other); 93if (tell(other) == -1) { print "ok 22\n"; } else { print "not ok 22\n"; } 94 95if (tell(ether) == -1) { print "ok 23\n"; } else { print "not ok 23\n"; } 96 97# ftell(STDIN) (or any std streams) is undefined, it can return -1 or 98# something else. ftell() on pipes, fifos, and sockets is defined to 99# return -1. 100 101my $written = "tell_write.txt"; 102 103END { unlink($written) } 104 105close($tst); 106open($tst,">$written") || die "Cannot open $written:$!"; 107binmode $tst if $Is_Dosish; 108 109if (tell($tst) == 0) { print "ok 24\n"; } else { print "not ok 24\n"; } 110 111print $tst "fred\n"; 112 113if (tell($tst) == 5) { print "ok 25\n"; } else { print "not ok 25\n"; } 114 115print $tst "more\n"; 116 117if (tell($tst) == 10) { print "ok 26\n"; } else { print "not ok 26\n"; } 118 119close($tst); 120 121open($tst,"+>>$written") || die "Cannot open $written:$!"; 122binmode $tst if $Is_Dosish; 123 124if (0) 125{ 126 # :stdio does not pass these so ignore them for now 127 128if (tell($tst) == 0) { print "ok 27\n"; } else { print "not ok 27\n"; } 129 130$line = <$tst>; 131 132if ($line eq "fred\n") { print "ok 29\n"; } else { print "not ok 29\n"; } 133 134if (tell($tst) == 5) { print "ok 30\n"; } else { print "not ok 30\n"; } 135 136} 137 138print $tst "xxxx\n"; 139 140if (tell($tst) == 15 || 141 tell($tst) == 5) # unset PERLIO or PERLIO=stdio (e.g. HP-UX, Solaris) 142{ print "ok 27\n"; } else { print "not ok 27\n"; } 143 144close($tst); 145 146open($tst,">$written") || die "Cannot open $written:$!"; 147print $tst "foobar"; 148close $tst; 149open($tst,">>$written") || die "Cannot open $written:$!"; 150 151if (tell($tst) == 6) 152{ print "ok 28\n"; } else { print "not ok 28\n"; } 153close $tst; 154 155