1BEGIN {
2    if ($ENV{PERL_CORE}) {
3	chdir 't' if -d 't';
4	@INC = ("../lib", "lib/compress");
5    }
6}
7
8use lib qw(t t/compress);
9use strict ;
10use warnings ;
11
12use Test::More ;
13
14BEGIN
15{
16    # use Test::NoWarnings, if available
17    my $extra = 0 ;
18    $extra = 1
19        if eval { require Test::NoWarnings ;  import Test::NoWarnings; 1 };
20
21    plan tests => 2 + $extra ;
22
23    use_ok('Compress::Raw::Zlib', 2) ;
24}
25
26# Check zlib_version and ZLIB_VERSION are the same.
27
28SKIP: {
29    skip "TEST_SKIP_VERSION_CHECK is set", 1
30        if $ENV{TEST_SKIP_VERSION_CHECK};
31    my $zlib_h = ZLIB_VERSION ;
32    my $libz   = Compress::Raw::Zlib::zlib_version;
33
34    is($zlib_h, $libz, "ZLIB_VERSION ($zlib_h) matches Compress::Raw::Zlib::zlib_version")
35        or diag <<EOM;
36
37The version of zlib.h does not match the version of libz
38
39You have zlib.h version $zlib_h
40     and libz   version $libz
41
42You probably have two versions of zlib installed on your system.
43Try removing the one you don't want to use and rebuild.
44EOM
45}
46
47