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[p5sagit/p5-mst-13.2.git] / lib / ExtUtils / t / Installed.t

#!/usr/bin/perl -w

BEGIN {
    if( $ENV{PERL_CORE} ) {
        chdir 't' if -d 't';
        @INC = '../lib';
    }
    else {
        unshift @INC, 't/lib/';
    }
}
chdir 't';


use strict;

use Config;
use Cwd;
use File::Path;
use File::Basename;
use File::Spec;

use Test::More tests => 45;

BEGIN { use_ok( 'ExtUtils::Installed' ) }

my $mandirs =  !!$Config{man1direxp} + !!$Config{man3direxp};

# saves having to qualify package name for class methods
my $ei = bless( {}, 'ExtUtils::Installed' );

# _is_prefix
ok( $ei->_is_prefix('foo/bar', 'foo'),
	'_is_prefix() should match valid path prefix' );
ok( !$ei->_is_prefix('\foo\bar', '\bar'),
	'... should not match wrong prefix' );

# _is_type
ok( $ei->_is_type(0, 'all'), '_is_type() should be true for type of "all"' );

foreach my $path (qw( man1dir man3dir )) {
SKIP: {
	my $dir = $Config{$path.'exp'};
        skip("no man directory $path on this system", 2 ) unless $dir;

	my $file = $dir . '/foo';
	ok( $ei->_is_type($file, 'doc'),   "... should find doc file in $path" );
	ok( !$ei->_is_type($file, 'prog'), "... but not prog file in $path" );
    }
}

# VMS 5.6.1 doesn't seem to have $Config{prefixexp}
my $prefix = $Config{prefix} || $Config{prefixexp};

# You can concatenate /foo but not foo:, which defaults in the current 
# directory
$prefix = VMS::Filespec::unixify($prefix) if $^O eq 'VMS';

# ActivePerl 5.6.1/631 has $Config{prefixexp} as 'p:' for some reason
$prefix = $Config{prefix} if $prefix eq 'p:' && $^O eq 'MSWin32';

ok( $ei->_is_type( File::Spec->catfile($prefix, 'bar'), 'prog'),
	"... should find prog file under $prefix" );

SKIP: {
	skip('no man directories on this system', 1) unless $mandirs;
	is( $ei->_is_type('bar', 'doc'), 0, 
		'... should not find doc file outside path' );
}

ok( !$ei->_is_type('bar', 'prog'),
	'... nor prog file outside path' );
ok( !$ei->_is_type('whocares', 'someother'), '... nor other type anywhere' );

# _is_under
ok( $ei->_is_under('foo'), '_is_under() should return true with no dirs' );

my @under = qw( boo bar baz );
ok( !$ei->_is_under('foo', @under), '... should find no file not under dirs');
ok( $ei->_is_under('baz', @under),  '... should find file under dir' );


my $wrotelist;
ok(mkpath('auto/FakeMod'));
END { rmtree 'auto/FakeMod' }

ok(open(PACKLIST, '>auto/FakeMod/.packlist'));
print PACKLIST 'list';
close PACKLIST;

ok(open(FAKEMOD, '>auto/FakeMod/FakeMod.pm'));

print FAKEMOD <<'FAKE';
package FakeMod;
use vars qw( $VERSION );
$VERSION = '1.1.1';
1;
FAKE

close FAKEMOD;

{
    # avoid warning and death by localizing glob
    local *ExtUtils::Installed::Config;
    my $fake_mod_dir = File::Spec->catdir(cwd(), 'auto', 'FakeMod');
    %ExtUtils::Installed::Config = (
        %Config,
        archlibexp	   => cwd(),
        sitearchexp	   => $fake_mod_dir,
    );

	# necessary to fool new()
	push @INC, $fake_mod_dir;

	my $realei = ExtUtils::Installed->new();
    isa_ok( $realei, 'ExtUtils::Installed' );
    isa_ok( $realei->{Perl}{packlist}, 'ExtUtils::Packlist' );
    is( $realei->{Perl}{version}, $Config{version}, 
        'new() should set Perl version from %Config' );

	ok( exists $realei->{FakeMod}, 'new() should find modules with .packlists');
	isa_ok( $realei->{FakeMod}{packlist}, 'ExtUtils::Packlist' );
	is( $realei->{FakeMod}{version}, '1.1.1', 
		'... should find version in modules' );
}

# modules
$ei->{$_} = 1 for qw( abc def ghi );
is( join(' ', $ei->modules()), 'abc def ghi', 
	'modules() should return sorted keys' );

# files
$ei->{goodmod} = { 
	packlist => { 
                ($Config{man1direxp} ? 
                    (File::Spec->catdir($Config{man1direxp}, 'foo') => 1) : 
                        ()),
                ($Config{man3direxp} ? 
                    (File::Spec->catdir($Config{man3direxp}, 'bar') => 1) : 
                        ()),
                File::Spec->catdir($prefix, 'foobar') => 1,
		foobaz	=> 1,
	},
};

eval { $ei->files('badmod') };
like( $@, qr/badmod is not installed/,'files() should croak given bad modname');
eval { $ei->files('goodmod', 'badtype' ) };
like( $@, qr/type must be/,'files() should croak given bad type' );

my @files;
SKIP: {
    skip('no man directory man1dir on this system', 2) 
      unless $Config{man1direxp}; 
    @files = $ei->files('goodmod', 'doc', $Config{man1direxp});
    is( scalar @files, 1, '... should find doc file under given dir' );
    is( (grep { /foo$/ } @files), 1, '... checking file name' );
}
SKIP: {
    skip('no man directories on this system', 1) unless $mandirs;
    @files = $ei->files('goodmod', 'doc');
    is( scalar @files, $mandirs, '... should find all doc files with no dir' );
}

@files = $ei->files('goodmod', 'prog', 'fake', 'fake2');
is( scalar @files, 0, '... should find no doc files given wrong dirs' );
@files = $ei->files('goodmod', 'prog');
is( scalar @files, 1, '... should find doc file in correct dir' );
like( $files[0], qr/foobar[>\]]?$/, '... checking file name' );
@files = $ei->files('goodmod');
is( scalar @files, 2 + $mandirs, '... should find all files with no type specified' );
my %dirnames = map { lc($_) => dirname($_) } @files;

# directories
my @dirs = $ei->directories('goodmod', 'prog', 'fake');
is( scalar @dirs, 0, 'directories() should return no dirs if no files found' );

SKIP: {
    skip('no man directories on this system', 1) unless $mandirs;
    @dirs = $ei->directories('goodmod', 'doc');
    is( scalar @dirs, $mandirs, '... should find all files files() would' );
}
@dirs = $ei->directories('goodmod');
is( scalar @dirs, 2 + $mandirs, '... should find all files files() would, again' );
@files = sort map { exists $dirnames{lc($_)} ? $dirnames{lc($_)} : '' } @files;
is( join(' ', @files), join(' ', @dirs), '... should sort output' );

# directory_tree
my $expectdirs = 
       ($mandirs == 2) && 
       (dirname($Config{man1direxp}) eq dirname($Config{man3direxp}))
       ? 3 : 2;
 
SKIP: {
    skip('no man directories on this system', 1) unless $mandirs;
    @dirs = $ei->directory_tree('goodmod', 'doc', $Config{man1direxp} ?
       dirname($Config{man1direxp}) : dirname($Config{man3direxp}));
    is( scalar @dirs, $expectdirs, 
        'directory_tree() should report intermediate dirs to those requested' );
}

my $fakepak = Fakepak->new(102);

$ei->{yesmod} = { 
	version		=> 101,
	packlist	=> $fakepak,
};

# these should all croak
foreach my $sub (qw( validate packlist version )) {
	eval { $ei->$sub('nomod') };
	like( $@, qr/nomod is not installed/, 
		"$sub() should croak when asked about uninstalled module" );
}

# validate
is( $ei->validate('yesmod'), 'validated', 
	'validate() should return results of packlist validate() call' );

# packlist
is( ${ $ei->packlist('yesmod') }, 102, 
	'packlist() should report installed mod packlist' );

# version
is( $ei->version('yesmod'), 101, 
	'version() should report installed mod version' );

END {
	if ($wrotelist) {
		for my $file (qw( .packlist FakePak.pm )) {
			1 while unlink $file;
		}
		File::Path::rmtree('auto') or warn "Couldn't rmtree auto: $!";
	}
}

package Fakepak;

sub new {
	my $class = shift;
	bless(\(my $scalar = shift), $class);
}

sub validate {
	'validated'
}