13 ok(keys %Config > 500, "Config has more than 500 entries");
17 is($Config{PERL_REVISION}, 5, "PERL_REVISION is 5");
19 # Check that old config variable names are aliased to their new ones.
20 my %grandfathers = ( PERL_VERSION => 'PATCHLEVEL',
21 PERL_SUBVERSION => 'SUBVERSION',
22 PERL_CONFIG_SH => 'CONFIG'
24 while( my($new, $old) = each %grandfathers ) {
25 isnt($Config{$new}, undef, "$new is defined");
26 is($Config{$new}, $Config{$old}, "$new is aliased to $old");
29 ok( exists $Config{cc}, "has cc");
31 ok( exists $Config{ccflags}, "has ccflags");
33 ok(!exists $Config{python}, "has no python");
35 ok( exists $Config{d_fork}, "has d_fork");
37 ok(!exists $Config{d_bork}, "has no d_bork");
39 like($Config{ivsize}, qr/^(4|8)$/, "ivsize is 4 or 8 (it is $Config{ivsize})");
41 # byteorder is virtual, but it has rules.
43 like($Config{byteorder}, qr/^(1234|4321|12345678|87654321)$/, "byteorder is 1234 or 4321 or 12345678 or 87654321 (it is $Config{byteorder})");
45 is(length $Config{byteorder}, $Config{ivsize}, "byteorder is as long as ivsize (which is $Config{ivsize})");
47 # ccflags_nolargefiles is virtual, too.
49 ok(exists $Config{ccflags_nolargefiles}, "has ccflags_nolargefiles");
53 like(Config::myconfig(), qr/cc='$Config{cc}'/, "myconfig");
56 skip "cc is tied in $^O", 1 if $^O eq 'MacOS';
57 like(Config::config_sh(), qr/cc='$Config{cc}'/, "config_sh");
60 my $out = tie *STDOUT, 'FakeOut';
62 Config::config_vars('cc');
66 Config::config_vars('d_bork');
72 like($out1, qr/^cc='$Config{cc}';/, "config_vars cc");
73 like($out2, qr/^d_bork='UNKNOWN';/, "config_vars d_bork is UNKNOWN");
78 eval { $Config{d_bork} = 'borkbork' };
79 like($@, qr/Config is read-only/, "no STORE");
81 ok(!exists $Config{d_bork}, "still no d_bork");
84 eval { delete $Config{d_fork} };
85 like($@, qr/Config is read-only/, "no DELETE");
87 ok( exists $Config{d_fork}, "still d_fork");
90 eval { %Config = () };
91 like($@, qr/Config is read-only/, "no CLEAR");
93 ok( exists $Config{d_fork}, "still d_fork");
98 bless(\(my $text), $_[0]);
107 $$self .= join('', @_);