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#!./perl
BEGIN {
chdir 't' if -d 't';
@INC = '../lib';
require './test.pl';
}
@tests = split(/\n/, <<EOF);
0 3, 0 1 2, 3 4 5 6 7
0 0 a b c, , a b c 0 1 2 3 4 5 6 7
8 0 a b c, , 0 1 2 3 4 5 6 7 a b c
7 0 6.5, , 0 1 2 3 4 5 6 6.5 7
1 0 a b c d e f g h i j,, 0 a b c d e f g h i j 1 2 3 4 5 6 7
0 1 a, 0, a 1 2 3 4 5 6 7
1 6 x y z, 1 2 3 4 5 6, 0 x y z 7
0 7 x y z, 0 1 2 3 4 5 6, x y z 7
1 7 x y z, 1 2 3 4 5 6 7, 0 x y z
4, 4 5 6 7, 0 1 2 3
-4, 4 5 6 7, 0 1 2 3
EOF
plan tests => 16 + @tests*4;
die "blech" unless @tests;
@x = (1,2,3);
push(@x,@x);
is( join(':',@x), '1:2:3:1:2:3', 'push array onto array');
push(@x,4);
is( join(':',@x), '1:2:3:1:2:3:4', 'push integer onto array');
# test for push/pop intuiting @ on array
{
no warnings 'deprecated';
push(x,3);
}
is( join(':',@x), '1:2:3:1:2:3:4:3', 'push intuiting @ on array');
{
no warnings 'deprecated';
pop(x);
}
is( join(':',@x), '1:2:3:1:2:3:4', 'pop intuiting @ on array');
# test for push/pop on arrayref
push(\@x,5);
is( join(':',@x), '1:2:3:1:2:3:4:5', 'push arrayref');
pop(\@x);
is( join(':',@x), '1:2:3:1:2:3:4', 'pop arrayref');
# test autovivification
push @$undef1, 1, 2, 3;
is( join(':',@$undef1), '1:2:3', 'autovivify array');
# test push on undef (error)
eval { push $undef2, 1, 2, 3 };
like( $@, qr/Not an ARRAY/, 'push on undef generates an error');
# test constant
use constant CONST_ARRAYREF => [qw/a b c/];
push CONST_ARRAYREF(), qw/d e f/;
is( join(':',@{CONST_ARRAYREF()}), 'a:b:c:d:e:f', 'test constant');
# test implicit dereference errors
eval "push 42, 0, 1, 2, 3";
like ( $@, qr/must be array/, 'push onto a literal integer');
$hashref = { };
eval { push $hashref, 0, 1, 2, 3 };
like( $@, qr/Not an ARRAY reference/, 'push onto a hashref');
eval { push bless([]), 0, 1, 2, 3 };
like( $@, qr/Not an unblessed ARRAY reference/, 'push onto a blessed array ref');
$test = 13;
# test context
{
my($first, $second) = ([1], [2]);
sub two_things { return +($first, $second) }
push two_things(), 3;
is( join(':',@$first), '1', "\$first = [ @$first ];");
is( join(':',@$second), '2:3', "\$second = [ @$second ]");
push @{ two_things() }, 4;
is( join(':',@$first), '1', "\$first = [ @$first ];");
is( join(':',@$second), '2:3:4', "\$second = [ @$second ]");
}
foreach $line (@tests) {
($list,$get,$leave) = split(/,\t*/,$line);
($pos, $len, @list) = split(' ',$list);
@get = split(' ',$get);
@leave = split(' ',$leave);
@x = (0,1,2,3,4,5,6,7);
$y = [0,1,2,3,4,5,6,7];
if (defined $len) {
@got = splice(@x, $pos, $len, @list);
@got2 = splice($y, $pos, $len, @list);
}
else {
@got = splice(@x, $pos);
@got2 = splice($y, $pos);
}
is(join(':',@got), join(':',@get), "got: @got == @get");
is(join(':',@x), join(':',@leave), "left: @x == @leave");
is(join(':',@got2), join(':',@get), "ref got: @got2 == @get");
is(join(':',@$y), join(':',@leave), "ref left: @$y == @leave");
}
1; # this file is require'd by lib/tie-stdpush.t
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