Move the require './test.pl' to the end of t/comp/hints.t
[p5sagit/p5-mst-13.2.git] / t / io / crlf.t
CommitLineData
d3db65ff 1#!./perl -w
2
3BEGIN {
4 chdir 't' if -d 't';
5 @INC = qw(. ../lib);
6}
7
8use Config;
9
10require "test.pl";
11
62a28c97 12my $file = tempfile();
d3db65ff 13
6b5da1a3 14if (find PerlIO::Layer 'perlio') {
14b1a0c4 15 plan(tests => 16);
16 ok(open(FOO,">:crlf",$file));
17 ok(print FOO 'a'.((('a' x 14).qq{\n}) x 2000) || close(FOO));
18 ok(open(FOO,"<:crlf",$file));
887ede57 19
14b1a0c4 20 my $text;
21 { local $/; $text = <FOO> }
22 is(count_chars($text, "\015\012"), 0);
23 is(count_chars($text, "\n"), 2000);
887ede57 24
14b1a0c4 25 binmode(FOO);
26 seek(FOO,0,0);
27 { local $/; $text = <FOO> }
28 is(count_chars($text, "\015\012"), 2000);
887ede57 29
14b1a0c4 30 SKIP:
31 {
32 skip("miniperl can't rely on loading PerlIO::scalar")
33 if $ENV{PERL_CORE_MINITEST};
34 skip("no PerlIO::scalar") unless $Config{extensions} =~ m!\bPerlIO/scalar\b!;
35 require PerlIO::scalar;
36 my $fcontents = join "", map {"$_\015\012"} "a".."zzz";
37 open my $fh, "<:crlf", \$fcontents;
38 local $/ = "xxx";
39 local $_ = <$fh>;
40 my $pos = tell $fh; # pos must be behind "xxx", before "\nxxy\n"
41 seek $fh, $pos, 0;
42 $/ = "\n";
43 $s = <$fh>.<$fh>;
44 ok($s eq "\nxxy\n");
45 }
e949e37c 46
14b1a0c4 47 ok(close(FOO));
8229d19f 48
14b1a0c4 49 # binmode :crlf should not cumulate.
50 # Try it first once and then twice so that even UNIXy boxes
51 # get to exercise this, for DOSish boxes even once is enough.
52 # Try also pushing :utf8 first so that there are other layers
53 # in between (this should not matter: CRLF layers still should
54 # not accumulate).
55 for my $utf8 ('', ':utf8') {
56 for my $binmode (1..2) {
57 open(FOO, ">$file");
58 # require PerlIO; print PerlIO::get_layers(FOO), "\n";
59 binmode(FOO, "$utf8:crlf") for 1..$binmode;
60 # require PerlIO; print PerlIO::get_layers(FOO), "\n";
61 print FOO "Hello\n";
62 close FOO;
63 open(FOO, "<$file");
64 binmode(FOO);
65 my $foo = scalar <FOO>;
66 close FOO;
67 print join(" ", "#", map { sprintf("%02x", $_) } unpack("C*", $foo)),
68 "\n";
69 ok($foo =~ /\x0d\x0a$/);
70 ok($foo !~ /\x0d\x0d/);
71 }
72 }
d3db65ff 73}
74else {
14b1a0c4 75 skip_all("No perlio, so no :crlf");
d3db65ff 76}
77
887ede57 78sub count_chars {
14b1a0c4 79 my($text, $chars) = @_;
80 my $seen = 0;
81 $seen++ while $text =~ /$chars/g;
82 return $seen;
887ede57 83}