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Make utf8::encode respect magic
[perl5.git] / t / io / tell.t
CommitLineData
8d063cd8
LW
1#!./perl
2
58c59f01
NC
3BEGIN {
4 chdir 't' if -d 't';
5 @INC = '../lib';
62a28c97 6 require './test.pl';
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NC
7}
8
423e8af5 9print "1..35\n";
8d063cd8 10
3fb41248 11$TST = 'TST';
378cc40b 12
2986a63f 13$Is_Dosish = ($^O eq 'MSWin32' or $^O eq 'NetWare' or $^O eq 'dos' or
cd86ed9d 14 $^O eq 'os2' or $^O eq 'cygwin' or
cebd85e6 15 $^O =~ /^uwin/);
8736538c 16
2eb25c99 17open($TST, 'harness') || (die "Can't open harness");
8736538c 18binmode $TST if $Is_Dosish;
3fb41248 19if (eof(TST)) { print "not ok 1\n"; } else { print "ok 1\n"; }
8d063cd8 20
378cc40b 21$firstline = <$TST>;
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LW
22$secondpos = tell;
23
24$x = 0;
3fb41248 25while (<TST>) {
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LW
26 if (eof) {$x++;}
27}
28if ($x == 1) { print "ok 2\n"; } else { print "not ok 2\n"; }
29
30$lastpos = tell;
31
32unless (eof) { print "not ok 3\n"; } else { print "ok 3\n"; }
33
378cc40b 34if (seek($TST,0,0)) { print "ok 4\n"; } else { print "not ok 4\n"; }
8d063cd8
LW
35
36if (eof) { print "not ok 5\n"; } else { print "ok 5\n"; }
37
3fb41248 38if ($firstline eq <TST>) { print "ok 6\n"; } else { print "not ok 6\n"; }
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LW
39
40if ($secondpos == tell) { print "ok 7\n"; } else { print "not ok 7\n"; }
41
3fb41248 42if (seek(TST,0,1)) { print "ok 8\n"; } else { print "not ok 8\n"; }
8d063cd8 43
378cc40b 44if (eof($TST)) { print "not ok 9\n"; } else { print "ok 9\n"; }
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LW
45
46if ($secondpos == tell) { print "ok 10\n"; } else { print "not ok 10\n"; }
47
3fb41248 48if (seek(TST,0,2)) { print "ok 11\n"; } else { print "not ok 11\n"; }
8d063cd8
LW
49
50if ($lastpos == tell) { print "ok 12\n"; } else { print "not ok 12\n"; }
51
52unless (eof) { print "not ok 13\n"; } else { print "ok 13\n"; }
455ece5e
AD
53
54if ($. == 0) { print "not ok 14\n"; } else { print "ok 14\n"; }
55
56$curline = $.;
3fb41248
SP
57open(OTHER, 'harness') || (die "Can't open harness: $!");
58binmode OTHER if (($^O eq 'MSWin32') || ($^O eq 'NetWare'));
455ece5e
AD
59
60{
61 local($.);
62
63 if ($. == 0) { print "not ok 15\n"; } else { print "ok 15\n"; }
64
3fb41248 65 tell OTHER;
455ece5e
AD
66 if ($. == 0) { print "ok 16\n"; } else { print "not ok 16\n"; }
67
68 $. = 5;
3fb41248 69 scalar <OTHER>;
455ece5e
AD
70 if ($. == 6) { print "ok 17\n"; } else { print "not ok 17\n"; }
71}
72
73if ($. == $curline) { print "ok 18\n"; } else { print "not ok 18\n"; }
74
75{
76 local($.);
77
3fb41248 78 scalar <OTHER>;
455ece5e
AD
79 if ($. == 7) { print "ok 19\n"; } else { print "not ok 19\n"; }
80}
81
82if ($. == $curline) { print "ok 20\n"; } else { print "not ok 20\n"; }
83
84{
85 local($.);
86
3fb41248 87 tell OTHER;
455ece5e
AD
88 if ($. == 7) { print "ok 21\n"; } else { print "not ok 21\n"; }
89}
d26ab924 90
3fb41248
SP
91close(OTHER);
92{
93 no warnings 'closed';
94 if (tell(OTHER) == -1) { print "ok 22\n"; } else { print "not ok 22\n"; }
95}
96{
97 no warnings 'unopened';
98 if (tell(ETHER) == -1) { print "ok 23\n"; } else { print "not ok 23\n"; }
99}
d26ab924
JH
100
101# ftell(STDIN) (or any std streams) is undefined, it can return -1 or
102# something else. ftell() on pipes, fifos, and sockets is defined to
103# return -1.
104
62a28c97 105my $written = tempfile();
0678cb22 106
3fb41248 107close($TST);
0678cb22 108open($tst,">$written") || die "Cannot open $written:$!";
7bdbfeb7 109binmode $tst if $Is_Dosish;
0678cb22
NIS
110
111if (tell($tst) == 0) { print "ok 24\n"; } else { print "not ok 24\n"; }
112
113print $tst "fred\n";
114
115if (tell($tst) == 5) { print "ok 25\n"; } else { print "not ok 25\n"; }
116
117print $tst "more\n";
118
119if (tell($tst) == 10) { print "ok 26\n"; } else { print "not ok 26\n"; }
120
121close($tst);
122
123open($tst,"+>>$written") || die "Cannot open $written:$!";
7bdbfeb7 124binmode $tst if $Is_Dosish;
0678cb22
NIS
125
126if (0)
127{
128 # :stdio does not pass these so ignore them for now
129
130if (tell($tst) == 0) { print "ok 27\n"; } else { print "not ok 27\n"; }
131
132$line = <$tst>;
133
134if ($line eq "fred\n") { print "ok 29\n"; } else { print "not ok 29\n"; }
135
136if (tell($tst) == 5) { print "ok 30\n"; } else { print "not ok 30\n"; }
137
138}
139
140print $tst "xxxx\n";
141
c6b46866
JH
142if (tell($tst) == 15 ||
143 tell($tst) == 5) # unset PERLIO or PERLIO=stdio (e.g. HP-UX, Solaris)
144{ print "ok 27\n"; } else { print "not ok 27\n"; }
0678cb22
NIS
145
146close($tst);
147
c2fcde81
JH
148open($tst,">$written") || die "Cannot open $written:$!";
149print $tst "foobar";
150close $tst;
151open($tst,">>$written") || die "Cannot open $written:$!";
152
e4fdb327
YST
153# This test makes a questionable assumption that the file pointer will
154# be at eof after opening a file but before seeking, reading, or writing.
155# Only known failure is on cygwin.
92770387
YST
156my $todo = $^O eq "cygwin" && &PerlIO::get_layers($tst) eq 'stdio'
157 && ' # TODO: file pointer not at eof';
e4fdb327 158
c2fcde81 159if (tell($tst) == 6)
92770387 160{ print "ok 28$todo\n"; } else { print "not ok 28$todo\n"; }
c2fcde81 161close $tst;
0678cb22 162
8dc99089
FC
163open FH, "test.pl";
164$fh = *FH; # coercible glob
165$not = "not " x! (tell $fh == 0);
166print "${not}ok 29 - tell on coercible glob\n";
167$not = "not " x! (tell == 0);
168print "${not}ok 30 - argless tell after tell \$coercible\n";
169tell *$fh;
170$not = "not " x! (tell == 0);
171print "${not}ok 31 - argless tell after tell *\$coercible\n";
3500db16
FC
172eof $fh;
173$not = "not " x! (tell == 0);
174print "${not}ok 32 - argless tell after eof \$coercible\n";
175eof *$fh;
176$not = "not " x! (tell == 0);
177print "${not}ok 33 - argless tell after eof *\$coercible\n";
423e8af5
FC
178seek $fh,0,0;
179$not = "not " x! (tell == 0);
180print "${not}ok 34 - argless tell after seek \$coercible...\n";
181seek *$fh,0,0;
182$not = "not " x! (tell == 0);
183print "${not}ok 35 - argless tell after seek *\$coercible...\n";