xref: /openbsd/gnu/usr.bin/perl/cpan/Encode/t/gsm0338.t (revision 4cfece93) 
1BEGIN {
2    if ($ENV{'PERL_CORE'}){
3        chdir 't';
4        unshift @INC, '../lib';
5    }
6    require Config; import Config;
7    if ($Config{'extensions'} !~ /\bEncode\b/) {
8      print "1..0 # Skip: Encode was not built\n";
9      exit 0;
10    }
11    $| = 1;
12}
13
14use strict;
15use utf8;
16use Test::More tests => 780;
17use Encode;
18use Encode::GSM0338;
19
20# The specification of GSM 03.38 is not awfully clear.
21# (http://www.unicode.org/Public/MAPPINGS/ETSI/GSM0338.TXT)
22# The various combinations of 0x00 and 0x1B as leading bytes
23# are unclear, as is the semantics of those bytes as standalone
24# or as final single bytes.
25
26
27my $chk = Encode::LEAVE_SRC();
28
29# escapes
30# see http://www.csoft.co.uk/sms/character_sets/gsm.htm
31my %esc_seq = (
32	       "\x{20ac}" => "\x1b\x65",
33	       "\x0c"     => "\x1b\x0A",
34	       "["        => "\x1b\x3C",
35	       "\\"       => "\x1b\x2F",
36	       "]"        => "\x1b\x3E",
37	       "^"        => "\x1b\x14",
38	       "{"        => "\x1b\x28",
39	       "|"        => "\x1b\x40",
40	       "}"        => "\x1b\x29",
41	       "~"        => "\x1b\x3D",
42);
43
44my %unesc_seq = reverse %esc_seq;
45
46
47sub eu{
48    $_[0] =~ /[\x00-\x1f]/ ?
49	sprintf("\\x{%04X}", ord($_[0])) : encode_utf8($_[0]);
50
51}
52
53for my $c ( map { chr } 0 .. 127 ) {
54    my $u = $Encode::GSM0338::GSM2UNI{$c};
55
56    # default character set
57    is decode( "gsm0338", $c, $chk ), $u,
58      sprintf( "decode \\x%02X", ord($c) );
59    eval { decode( "gsm0338", $c . "\xff", $chk ) };
60    ok( $@, $@ );
61    is encode( "gsm0338", $u, $chk ), $c, sprintf( "encode %s", eu($u) );
62    eval { encode( "gsm0338", $u . "\x{3000}", $chk ) };
63    ok( $@, $@ );
64
65    # nasty atmark
66    if ( $c eq "\x00" ) {
67        is decode( "gsm0338", "\x00" . $c, $chk ), "\x00",
68          sprintf( '@@ =>: \x00+\x%02X', ord($c) );
69    }
70    else {
71        is decode( "gsm0338", "\x00" . $c ), '@' . decode( "gsm0338", $c ),
72          sprintf( '@: decode \x00+\x%02X', ord($c) );
73    }
74
75    # escape seq.
76    my $ecs = "\x1b" . $c;
77    if ( $unesc_seq{$ecs} ) {
78        is decode( "gsm0338", $ecs, $chk ), $unesc_seq{$ecs},
79          sprintf( "ESC: decode ESC+\\x%02X", ord($c) );
80        is encode( "gsm0338", $unesc_seq{$ecs}, $chk ), $ecs,
81          sprintf( "ESC: encode %s ", eu( $unesc_seq{$ecs} ) );
82    }
83    else {
84        is decode( "gsm0338", $ecs, $chk ),
85          "\xA0" . decode( "gsm0338", $c ),
86          sprintf( "decode ESC+\\x%02X", ord($c) );
87    }
88}
89
90# https://rt.cpan.org/Ticket/Display.html?id=75670
91is decode("gsm0338", "\x09") => chr(0xC7), 'RT75670: decode';
92is encode("gsm0338", chr(0xC7)) => "\x09", 'RT75670: encode';
93
94__END__
95for my $c (map { chr } 0..127){
96    my $b = "\x1b$c";
97    my $u =  $Encode::GSM0338::GSM2UNI{$b};
98    next unless $u;
99    $u ||= "\xA0" . $Encode::GSM0338::GSM2UNI{$c};
100    is decode("gsm0338", $b), $u, sprintf("decode ESC+\\x%02X", ord($c) );
101}
102
103__END__
104# old test follows
105ub t { is(decode("gsm0338", my $t = $_[0]), $_[1]) }
106
107# t("\x00",     "\x00"); # ???
108
109# "Round-trip".
110t("\x41",     "\x41");
111
112t("\x01",     "\xA3");
113t("\x02",     "\x24");
114t("\x03",     "\xA5");
115t("\x09",     "\xE7");
116
117t("\x00\x00", "\x00\x00"); # Maybe?
118t("\x00\x1B", "\x40\xA0"); # Maybe?
119t("\x00\x41", "\x40\x41");
120
121# t("\x1B",     "\x1B"); # ???
122
123# Escape with no special second byte is just a NBSP.
124t("\x1B\x41", "\xA0\x41");
125
126t("\x1B\x00", "\xA0\x40"); # Maybe?
127
128# Special escape characters.
129t("\x1B\x0A", "\x0C");
130t("\x1B\x14", "\x5E");
131t("\x1B\x28", "\x7B");
132t("\x1B\x29", "\x7D");
133t("\x1B\x2F", "\x5C");
134t("\x1B\x3C", "\x5B");
135t("\x1B\x3D", "\x7E");
136t("\x1B\x3E", "\x5D");
137t("\x1B\x40", "\x7C");
138t("\x1B\x40", "\x7C");
139t("\x1B\x65", "\x{20AC}");
140