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#!perl -w
# test the various call-into-perl-from-C functions
# DAPM Aug 2004
BEGIN {
chdir 't' if -d 't';
@INC = '../lib';
push @INC, "::lib:$MacPerl::Architecture:" if $^O eq 'MacOS';
require Config; import Config;
if ($Config{'extensions'} !~ /\bXS\/APItest\b/) {
# Look, I'm using this fully-qualified variable more than once!
my $arch = $MacPerl::Architecture;
print "1..0 # Skip: XS::APItest was not built\n";
exit 0;
}
}
use warnings;
use strict;
# Test::More doesn't have fresh_perl_is() yet
# use Test::More tests => 240;
BEGIN {
require './test.pl';
plan(240);
use_ok('XS::APItest')
};
#########################
sub f {
shift;
unshift @_, 'b';
pop @_;
@_, defined wantarray ? wantarray ? 'x' : 'y' : 'z';
}
sub d {
no warnings 'misc'; # keep G_KEEPERR from emitting this as a warning
die "its_dead_jim\n";
}
my $obj = bless [], 'Foo';
sub Foo::meth {
return 'bad_self' unless @_ && ref $_[0] && ref($_[0]) eq 'Foo';
shift;
shift;
unshift @_, 'b';
pop @_;
@_, defined wantarray ? wantarray ? 'x' : 'y' : 'z';
}
sub Foo::d {
no warnings 'misc'; # keep G_KEEPERR from emitting this as a warning
die "its_dead_jim\n";
}
for my $test (
# flags args expected description
[ G_VOID, [ ], [ qw(z 1) ], '0 args, G_VOID' ],
[ G_VOID, [ qw(a p q) ], [ qw(z 1) ], '3 args, G_VOID' ],
[ G_SCALAR, [ ], [ qw(y 1) ], '0 args, G_SCALAR' ],
[ G_SCALAR, [ qw(a p q) ], [ qw(y 1) ], '3 args, G_SCALAR' ],
[ G_ARRAY, [ ], [ qw(x 1) ], '0 args, G_ARRAY' ],
[ G_ARRAY, [ qw(a p q) ], [ qw(b p x 3) ], '3 args, G_ARRAY' ],
[ G_DISCARD, [ ], [ qw(0) ], '0 args, G_DISCARD' ],
[ G_DISCARD, [ qw(a p q) ], [ qw(0) ], '3 args, G_DISCARD' ],
)
{
my ($flags, $args, $expected, $description) = @$test;
ok(eq_array( [ call_sv(\&f, $flags, @$args) ], $expected),
"$description call_sv(\\&f)");
ok(eq_array( [ call_sv(*f, $flags, @$args) ], $expected),
"$description call_sv(*f)");
ok(eq_array( [ call_sv('f', $flags, @$args) ], $expected),
"$description call_sv('f')");
ok(eq_array( [ call_pv('f', $flags, @$args) ], $expected),
"$description call_pv('f')");
ok(eq_array( [ eval_sv('f(' . join(',',map"'$_'",@$args) . ')', $flags) ],
$expected), "$description eval_sv('f(args)')");
ok(eq_array( [ call_method('meth', $flags, $obj, @$args) ], $expected),
"$description call_method('meth')");
my $returnval = ((($flags & G_WANT) == G_ARRAY) || ($flags & G_DISCARD))
? [0] : [ undef, 1 ];
for my $keep (0, G_KEEPERR) {
my $desc = $description . ($keep ? ' G_KEEPERR' : '');
my $exp_err = $keep ? "before\n\t(in cleanup) its_dead_jim\n"
: "its_dead_jim\n";
$@ = "before\n";
ok(eq_array( [ call_sv('d', $flags|G_EVAL|$keep, @$args) ],
$returnval),
"$desc G_EVAL call_sv('d')");
is($@, $exp_err, "$desc G_EVAL call_sv('d') - \$@");
$@ = "before\n";
ok(eq_array( [ call_pv('d', $flags|G_EVAL|$keep, @$args) ],
$returnval),
"$desc G_EVAL call_pv('d')");
is($@, $exp_err, "$desc G_EVAL call_pv('d') - \$@");
$@ = "before\n";
ok(eq_array( [ eval_sv('d()', $flags|$keep) ],
$returnval),
"$desc eval_sv('d()')");
is($@, $exp_err, "$desc eval_sv('d()') - \$@");
$@ = "before\n";
ok(eq_array( [ call_method('d', $flags|G_EVAL|$keep, $obj, @$args) ],
$returnval),
"$desc G_EVAL call_method('d')");
is($@, $exp_err, "$desc G_EVAL call_method('d') - \$@");
}
ok(eq_array( [ sub { call_sv('f', $flags|G_NOARGS, "bad") }->(@$args) ],
$expected), "$description G_NOARGS call_sv('f')");
ok(eq_array( [ sub { call_pv('f', $flags|G_NOARGS, "bad") }->(@$args) ],
$expected), "$description G_NOARGS call_pv('f')");
ok(eq_array( [ sub { eval_sv('f(@_)', $flags|G_NOARGS) }->(@$args) ],
$expected), "$description G_NOARGS eval_sv('f(@_)')");
# XXX call_method(G_NOARGS) isn't tested: I'm assuming
# it's not a sensible combination. DAPM.
ok(eq_array( [ eval { call_sv('d', $flags, @$args)}, $@ ],
[ "its_dead_jim\n" ]), "$description eval { call_sv('d') }");
ok(eq_array( [ eval { call_pv('d', $flags, @$args) }, $@ ],
[ "its_dead_jim\n" ]), "$description eval { call_pv('d') }");
ok(eq_array( [ eval { eval_sv('d', $flags), $@ }, $@ ],
[ @$returnval,
"its_dead_jim\n", '' ]),
"$description eval { eval_sv('d') }");
ok(eq_array( [ eval { call_method('d', $flags, $obj, @$args) }, $@ ],
[ "its_dead_jim\n" ]), "$description eval { call_method('d') }");
};
is(eval_pv('f()', 0), 'y', "eval_pv('f()', 0)");
is(eval_pv('f(qw(a b c))', 0), 'y', "eval_pv('f(qw(a b c))', 0)");
is(eval_pv('d()', 0), undef, "eval_pv('d()', 0)");
is($@, "its_dead_jim\n", "eval_pv('d()', 0) - \$@");
is(eval { eval_pv('d()', 1) } , undef, "eval { eval_pv('d()', 1) }");
is($@, "its_dead_jim\n", "eval { eval_pv('d()', 1) } - \$@");
# DAPM 9-Aug-04. A taint test in eval_sv() could die after setting up
# a new jump level but before pushing an eval context, leading to
# stack corruption
fresh_perl_is(<<'EOF', "x=2", { switches => ['-T'] }, 'eval_sv() taint');
use XS::APItest;
my $x = 0;
sub f {
eval { my @a = ($^X . "x" , eval_sv(q(die "inner\n"), 0)) ; };
$x++;
$a <=> $b;
}
eval { my @a = sort f 2, 1; $x++};
print "x=$x\n";
EOF
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