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|
#!/usr/bin/perl -w
BEGIN {
if( $ENV{PERL_CORE} ) {
chdir 't';
@INC = ('../lib', 'lib');
}
else {
unshift @INC, 't/lib';
}
}
use strict;
use Test::More tests => 21;
BEGIN { $^W = 1; }
my $warnings = '';
local $SIG{__WARN__} = sub { $warnings .= join '', @_ };
my $TB = Test::Builder->new;
sub no_warnings {
$TB->is_eq($warnings, '', ' no warnings');
$warnings = '';
}
sub warnings_is {
$TB->is_eq($warnings, $_[0]);
$warnings = '';
}
sub warnings_like {
$TB->like($warnings, $_[0]);
$warnings = '';
}
my $Filename = quotemeta $0;
is( undef, undef, 'undef is undef');
no_warnings;
isnt( undef, 'foo', 'undef isnt foo');
no_warnings;
isnt( undef, '', 'undef isnt an empty string' );
isnt( undef, 0, 'undef isnt zero' );
Test::More->builder->is_num(undef, undef, 'is_num()');
Test::More->builder->isnt_num(23, undef, 'isnt_num()');
#line 45
like( undef, qr/.*/, 'undef is like anything' );
no_warnings;
eq_array( [undef, undef], [undef, 23] );
no_warnings;
eq_hash ( { foo => undef, bar => undef },
{ foo => undef, bar => 23 } );
no_warnings;
eq_set ( [undef, undef, 12], [29, undef, undef] );
no_warnings;
eq_hash ( { foo => undef, bar => { baz => undef, moo => 23 } },
{ foo => undef, bar => { baz => undef, moo => 23 } } );
no_warnings;
#line 74
cmp_ok( undef, '<=', 2, ' undef <= 2' );
warnings_like(qr/Use of uninitialized value.* at \(eval in cmp_ok\) $Filename line 74\.\n/);
my $tb = Test::More->builder;
my $err = '';
$tb->failure_output(\$err);
diag(undef);
$tb->reset_outputs;
is( $err, "# undef\n" );
no_warnings;
$tb->maybe_regex(undef);
no_warnings;
# test-more.googlecode.com #42
{
is_deeply([ undef ], [ undef ]);
no_warnings;
}
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