xref: /openbsd-src/gnu/usr.bin/perl/t/op/evalbytes.t (revision ae3cb403620ab940fbaabb3055fac045a63d56b7)
1#!./perl
2
3BEGIN {
4    chdir 't' if -d 't';
5    @INC = '../lib';
6    require './test.pl'; require './charset_tools.pl';
7}
8
9plan(tests => 9);
10
11{
12    local $SIG{__WARN__} = sub {};
13    eval "evalbytes 'foo'";
14    like $@, qr/syntax error/, 'evalbytes outside feature scope';
15}
16
17# We enable unicode_eval just to test that it does not interfere.
18use feature 'evalbytes', 'unicode_eval';
19
20is evalbytes("1+7"), 8, 'evalbytes basic sanity check';
21
22my $code = qq('\xff\xfe');
23is evalbytes($code), "\xff\xfe", 'evalbytes on extra-ASCII bytes';
24chop((my $upcode = $code) .= chr 256);
25is evalbytes($upcode), "\xff\xfe", 'evalbytes on upgraded extra-ASCII';
26{
27    use utf8;
28    is evalbytes($code), "\xff\xfe", 'evalbytes ignores outer utf8 pragma';
29}
30my $U_100 = byte_utf8a_to_utf8n("\xc4\x80");
31is evalbytes "use utf8; $U_100", chr 256, 'use utf8 within evalbytes';
32chop($upcode = "use utf8; $U_100" . chr 256);
33is evalbytes $upcode, chr 256, 'use utf8 within evalbytes on utf8 string';
34eval { evalbytes chr 256 };
35like $@, qr/Wide character/, 'evalbytes croaks on non-bytes';
36
37eval 'evalbytes S';
38ok 1, '[RT #129196] evalbytes S should not segfault';
39
40