Memoize.t revision 7c478bd95313f5f23a4c958a745db2134aa03244
#!./perl -w
BEGIN {
chdir 't' if -d 't';
@INC = '../lib';
}
use strict;
use Tie::Memoize;
use Test::More tests => 28;
use File::Spec;
sub slurp {
my ($key, $dir) = @_;
open my $h, '<', File::Spec->catfile($dir, $key) or return;
local $/;
<$h> # slurp it all
}
sub exists { my ($key, $dir) = @_; return -f File::Spec->catfile($dir, $key) }
my $directory = File::Spec->catdir(File::Spec->updir, 'lib');
tie my %hash, 'Tie::Memoize', \&slurp, $directory, \&exists,
{ fake_file1 => 123, fake_file2 => 45678 },
{ 'strict.pm' => 0, known_to_exist => 1 };
ok(not exists $hash{'strict.pm'});
ok(exists $hash{known_to_exist});
ok($hash{fake_file2} eq 45678);
ok($hash{fake_file1} eq 123);
ok(exists $hash{known_to_exist});
ok(not exists $hash{'strict.pm'});
ok(not defined $hash{fake_file3});
ok(not defined $hash{known_to_exist});
ok(not exists $hash{known_to_exist});
ok(not exists $hash{'strict.pm'});
my $c = slurp('constant.pm', $directory);
ok($c);
ok($hash{'constant.pm'} eq $c);
ok($hash{'constant.pm'} eq $c);
ok(not exists $hash{'strict.pm'});
ok(exists $hash{'blib.pm'});
untie %hash;
tie %hash, 'Tie::Memoize', \&slurp, $directory;
ok(exists $hash{'strict.pm'}, 'existing file');
ok(not exists $hash{fake_file2});
ok(not exists $hash{fake_file1});
ok(not exists $hash{known_to_exist});
ok(exists $hash{'strict.pm'}, 'existing file again');
ok(not defined $hash{fake_file3});
ok(not defined $hash{known_to_exist});
ok(not exists $hash{known_to_exist});
ok(exists $hash{'strict.pm'}, 'existing file again');
ok($hash{'constant.pm'} eq $c);
ok($hash{'constant.pm'} eq $c);
ok(exists $hash{'strict.pm'}, 'existing file again');
ok(exists $hash{'blib.pm'}, 'another existing file');