| #!/usr/bin/perl |
| |
| use lib qw(. ..); |
| use Memoize 0.52 qw(memoize unmemoize); |
| use Fcntl; |
| eval {require Memoize::AnyDBM_File}; |
| if ($@) { |
| print "1..0\n"; |
| exit 0; |
| } |
| |
| |
| |
| print "1..4\n"; |
| |
| sub i { |
| $_[0]; |
| } |
| |
| $ARG = 'Keith Bostic is a pinhead'; |
| |
| sub c119 { 119 } |
| sub c7 { 7 } |
| sub c43 { 43 } |
| sub c23 { 23 } |
| sub c5 { 5 } |
| |
| sub n { |
| $_[0]+1; |
| } |
| |
| $file = "md$$"; |
| @files = ($file, "$file.db", "$file.dir", "$file.pag"); |
| 1 while unlink @files; |
| |
| |
| tryout('Memoize::AnyDBM_File', $file, 1); # Test 1..4 |
| # tryout('DB_File', $file, 1); # Test 1..4 |
| 1 while unlink $file, "$file.dir", "$file.pag"; |
| |
| sub tryout { |
| my ($tiepack, $file, $testno) = @_; |
| |
| tie my %cache => $tiepack, $file, O_RDWR | O_CREAT, 0666 |
| or die $!; |
| |
| memoize 'c5', |
| SCALAR_CACHE => [HASH => \%cache], |
| LIST_CACHE => 'FAULT' |
| ; |
| |
| my $t1 = c5($ARG); |
| my $t2 = c5($ARG); |
| print (($t1 == 5) ? "ok $testno\n" : "not ok $testno\n"); |
| $testno++; |
| print (($t2 == 5) ? "ok $testno\n" : "not ok $testno\n"); |
| unmemoize 'c5'; |
| |
| # Now something tricky---we'll memoize c23 with the wrong table that |
| # has the 5 already cached. |
| memoize 'c23', |
| SCALAR_CACHE => ['HASH', \%cache], |
| LIST_CACHE => 'FAULT' |
| ; |
| |
| my $t3 = c23($ARG); |
| my $t4 = c23($ARG); |
| $testno++; |
| print (($t3 == 5) ? "ok $testno\n" : "not ok $testno # Result $t3\n"); |
| $testno++; |
| print (($t4 == 5) ? "ok $testno\n" : "not ok $testno # Result $t4\n"); |
| unmemoize 'c23'; |
| } |
| |
| { |
| my @present = grep -e, @files; |
| if (@present && (@failed = grep { not unlink } @present)) { |
| warn "Can't unlink @failed! ($!)"; |
| } |
| } |