07-safe3.t
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#!perl
#
# test apparatus for Text::Template module
use Text::Template;
BEGIN {
eval "use Safe";
if ($@) {
print "1..0\n";
exit 0;
}
}
die "This is the test program for Text::Template version 1.46.
You are using version $Text::Template::VERSION instead.
That does not make sense.\n
Aborting"
unless $Text::Template::VERSION == 1.46;
print "1..3\n";
$n=1;
# Test the OUT feature with safe compartments
$template = q{
This line should have a 3: {1+2}
This line should have several numbers:
{ $t = ''; foreach $n (1 .. 20) { $t .= $n . ' ' } $t }
};
$templateOUT = q{
This line should have a 3: { $OUT = 1+2 }
This line should have several numbers:
{ foreach $n (1 .. 20) { $OUT .= $n . ' ' } }
};
$c = new Safe;
# Build templates from string
$template = new Text::Template ('type' => 'STRING', 'source' => $template,
SAFE => $c)
or die;
$templateOUT = new Text::Template ('type' => 'STRING', 'source' => $templateOUT,
SAFE => $c)
or die;
# Fill in templates
$text = $template->fill_in()
or die;
$textOUT = $templateOUT->fill_in()
or die;
# (1) They should be the same
print +($text eq $textOUT ? '' : 'not '), "ok $n\n";
$n++;
# (2-3) "Joel Appelbaum" <joel@orbz.com> <000701c0ac2c$aed1d6e0$0201a8c0@prime>
# "Contrary to the documentation the $OUT variable is not always
# undefined at the start of each program fragment. The $OUT variable
# is never undefined after it is used once if you are using the SAFE
# option. The result is that every fragment after the fragment that
# $OUT was used in is replaced by the old $OUT value instead of the
# result of the fragment. This holds true even after the
# Text::Template object goes out of scope and a new one is created!"
#
# Also reported by Daini Xie.
{
my $template = q{{$OUT = 'x'}y{$OUT .= 'z'}};
my $expected = "xyz";
my $s = Safe->new;
my $o = Text::Template->new(type => 'string',
source => $template,
);
for (1..2) {
my $r = $o->fill_in(SAFE => $s);
if ($r ne $expected) {
print "not ok $n # <$r>\n";
} else {
print "ok $n\n";
}
$n++;
}
}
exit;