Commit | Line | Data |
---|---|---|
d3db65ff NIS |
1 | #!./perl -w |
2 | ||
3 | BEGIN { | |
4 | chdir 't' if -d 't'; | |
5 | @INC = qw(. ../lib); | |
e05e9c3d NC |
6 | require "test.pl"; |
7 | skip_all_without_perlio(); | |
d3db65ff NIS |
8 | } |
9 | ||
10 | use Config; | |
11 | ||
d3db65ff | 12 | |
62a28c97 | 13 | my $file = tempfile(); |
d3db65ff | 14 | |
e05e9c3d | 15 | { |
14b1a0c4 RGS |
16 | plan(tests => 16); |
17 | ok(open(FOO,">:crlf",$file)); | |
18 | ok(print FOO 'a'.((('a' x 14).qq{\n}) x 2000) || close(FOO)); | |
19 | ok(open(FOO,"<:crlf",$file)); | |
887ede57 | 20 | |
14b1a0c4 RGS |
21 | my $text; |
22 | { local $/; $text = <FOO> } | |
23 | is(count_chars($text, "\015\012"), 0); | |
24 | is(count_chars($text, "\n"), 2000); | |
887ede57 | 25 | |
14b1a0c4 RGS |
26 | binmode(FOO); |
27 | seek(FOO,0,0); | |
28 | { local $/; $text = <FOO> } | |
29 | is(count_chars($text, "\015\012"), 2000); | |
887ede57 | 30 | |
14b1a0c4 RGS |
31 | SKIP: |
32 | { | |
bd1869dc | 33 | skip_if_miniperl("miniperl can't rely on loading PerlIO::scalar"); |
14b1a0c4 RGS |
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>.<$fh>; | |
bd1869dc | 44 | is($s, "\nxxy\n"); |
14b1a0c4 | 45 | } |
e949e37c | 46 | |
14b1a0c4 | 47 | ok(close(FOO)); |
8229d19f | 48 | |
14b1a0c4 RGS |
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*", $foo)), | |
68 | "\n"; | |
bd1869dc NC |
69 | like($foo, qr/\x0d\x0a$/); |
70 | unlike($foo, qr/\x0d\x0d/); | |
14b1a0c4 RGS |
71 | } |
72 | } | |
d3db65ff | 73 | } |
d3db65ff | 74 | |
887ede57 | 75 | sub count_chars { |
14b1a0c4 RGS |
76 | my($text, $chars) = @_; |
77 | my $seen = 0; | |
78 | $seen++ while $text =~ /$chars/g; | |
79 | return $seen; | |
887ede57 | 80 | } |