1#!./perl 2 3BEGIN { 4 chdir 't' if -d 't'; 5 @INC = '../lib'; 6 require "./test.pl"; 7} 8 9plan tests => 36; 10 11use_ok('Config'); 12 13# Some (safe?) bets. 14 15ok(keys %Config > 500, "Config has more than 500 entries"); 16 17ok(each %Config); 18 19is($Config{PERL_REVISION}, 5, "PERL_REVISION is 5"); 20 21# Check that old config variable names are aliased to their new ones. 22my %grandfathers = ( PERL_VERSION => 'PATCHLEVEL', 23 PERL_SUBVERSION => 'SUBVERSION', 24 PERL_CONFIG_SH => 'CONFIG' 25 ); 26while( my($new, $old) = each %grandfathers ) { 27 isnt($Config{$new}, undef, "$new is defined"); 28 is($Config{$new}, $Config{$old}, "$new is aliased to $old"); 29} 30 31ok( exists $Config{cc}, "has cc"); 32 33ok( exists $Config{ccflags}, "has ccflags"); 34 35ok(!exists $Config{python}, "has no python"); 36 37ok( exists $Config{d_fork}, "has d_fork"); 38 39ok(!exists $Config{d_bork}, "has no d_bork"); 40 41like($Config{ivsize}, qr/^(4|8)$/, "ivsize is 4 or 8 (it is $Config{ivsize})"); 42 43# byteorder is virtual, but it has rules. 44 45like($Config{byteorder}, qr/^(1234|4321|12345678|87654321)$/, "byteorder is 1234 or 4321 or 12345678 or 87654321 (it is $Config{byteorder})"); 46 47is(length $Config{byteorder}, $Config{ivsize}, "byteorder is as long as ivsize (which is $Config{ivsize})"); 48 49# ccflags_nolargefiles is virtual, too. 50 51ok(exists $Config{ccflags_nolargefiles}, "has ccflags_nolargefiles"); 52 53# Utility functions. 54 55{ 56 # make sure we can export what we say we can export. 57 package Foo; 58 my @exports = qw(myconfig config_sh config_vars config_re); 59 Config->import(@exports); 60 foreach my $func (@exports) { 61 ::ok( __PACKAGE__->can($func), "$func exported" ); 62 } 63} 64 65like(Config::myconfig(), qr/osname=\Q$Config{osname}\E/, "myconfig"); 66like(Config::config_sh(), qr/osname='\Q$Config{osname}\E'/, "config_sh"); 67like(join("\n", Config::config_re('c.*')), 68 qr/^c.*?=/, 'config_re' ); 69 70my $out = tie *STDOUT, 'FakeOut'; 71 72Config::config_vars('cc'); 73my $out1 = $$out; 74$out->clear; 75 76Config::config_vars('d_bork'); 77my $out2 = $$out; 78$out->clear; 79 80untie *STDOUT; 81 82like($out1, qr/^cc='\Q$Config{cc}\E';/, "config_vars cc"); 83like($out2, qr/^d_bork='UNKNOWN';/, "config_vars d_bork is UNKNOWN"); 84 85# Read-only. 86 87undef $@; 88eval { $Config{d_bork} = 'borkbork' }; 89like($@, qr/Config is read-only/, "no STORE"); 90 91ok(!exists $Config{d_bork}, "still no d_bork"); 92 93undef $@; 94eval { delete $Config{d_fork} }; 95like($@, qr/Config is read-only/, "no DELETE"); 96 97ok( exists $Config{d_fork}, "still d_fork"); 98 99undef $@; 100eval { %Config = () }; 101like($@, qr/Config is read-only/, "no CLEAR"); 102 103ok( exists $Config{d_fork}, "still d_fork"); 104 105{ 106 package FakeOut; 107 108 sub TIEHANDLE { 109 bless(\(my $text), $_[0]); 110 } 111 112 sub clear { 113 ${ $_[0] } = ''; 114 } 115 116 sub PRINT { 117 my $self = shift; 118 $$self .= join('', @_); 119 } 120} 121 122# Signal-related variables 123# (this is actually a regression test for Configure.) 124 125is($Config{sig_num_init} =~ tr/,/,/, $Config{sig_size}, "sig_num_init size"); 126is($Config{sig_name_init} =~ tr/,/,/, $Config{sig_size}, "sig_name_init size"); 127