1#!/usr/bin/perl 2 3use lib qw(. ..); 4use Memoize 0.52 qw(memoize unmemoize); 5use Fcntl; 6eval {require Memoize::AnyDBM_File}; 7if ($@) { 8 print "1..0\n"; 9 exit 0; 10} 11 12 13 14print "1..4\n"; 15 16sub i { 17 $_[0]; 18} 19 20$ARG = 'Keith Bostic is a pinhead'; 21 22sub c119 { 119 } 23sub c7 { 7 } 24sub c43 { 43 } 25sub c23 { 23 } 26sub c5 { 5 } 27 28sub n { 29 $_[0]+1; 30} 31 32if (eval {require File::Spec::Functions}) { 33 File::Spec::Functions->import('tmpdir', 'catfile'); 34 $tmpdir = tmpdir(); 35} else { 36 *catfile = sub { join '/', @_ }; 37 $tmpdir = $ENV{TMP} || $ENV{TMPDIR} || '/tmp'; 38} 39$file = catfile($tmpdir, "md$$"); 40@files = ($file, "$file.db", "$file.dir", "$file.pag"); 411 while unlink @files; 42 43 44tryout('Memoize::AnyDBM_File', $file, 1); # Test 1..4 45# tryout('DB_File', $file, 1); # Test 1..4 461 while unlink $file, "$file.dir", "$file.pag"; 47 48sub tryout { 49 my ($tiepack, $file, $testno) = @_; 50 51 tie my %cache => $tiepack, $file, O_RDWR | O_CREAT, 0666 52 or die $!; 53 54 memoize 'c5', 55 SCALAR_CACHE => [HASH => \%cache], 56 LIST_CACHE => 'FAULT' 57 ; 58 59 my $t1 = c5($ARG); 60 my $t2 = c5($ARG); 61 print (($t1 == 5) ? "ok $testno\n" : "not ok $testno\n"); 62 $testno++; 63 print (($t2 == 5) ? "ok $testno\n" : "not ok $testno\n"); 64 unmemoize 'c5'; 65 66 # Now something tricky---we'll memoize c23 with the wrong table that 67 # has the 5 already cached. 68 memoize 'c23', 69 SCALAR_CACHE => ['HASH', \%cache], 70 LIST_CACHE => 'FAULT' 71 ; 72 73 my $t3 = c23($ARG); 74 my $t4 = c23($ARG); 75 $testno++; 76 print (($t3 == 5) ? "ok $testno\n" : "not ok $testno # Result $t3\n"); 77 $testno++; 78 print (($t4 == 5) ? "ok $testno\n" : "not ok $testno # Result $t4\n"); 79 unmemoize 'c23'; 80} 81 82{ 83 my @present = grep -e, @files; 84 if (@present && (@failed = grep { not unlink } @present)) { 85 warn "Can't unlink @failed! ($!)"; 86 } 87} 88