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1 | #!/usr/bin/perl |
2 | |
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3 | use lib qw(. ..); |
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4 | use Memoize 0.52 qw(memoize unmemoize); |
5 | use Fcntl; |
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6 | eval {require Memoize::AnyDBM_File}; |
7 | if ($@) { |
8 | print "1..0\n"; |
9 | exit 0; |
10 | } |
11 | |
12 | |
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13 | |
14 | print "1..4\n"; |
15 | |
16 | sub i { |
17 | $_[0]; |
18 | } |
19 | |
20 | $ARG = 'Keith Bostic is a pinhead'; |
21 | |
22 | sub c119 { 119 } |
23 | sub c7 { 7 } |
24 | sub c43 { 43 } |
25 | sub c23 { 23 } |
26 | sub c5 { 5 } |
27 | |
28 | sub n { |
29 | $_[0]+1; |
30 | } |
31 | |
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32 | if (eval {require File::Spec::Functions}) { |
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33 | File::Spec::Functions->import('tmpdir', 'catfile'); |
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34 | $tmpdir = tmpdir(); |
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35 | } else { |
36 | *catfile = sub { join '/', @_ }; |
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37 | $tmpdir = $ENV{TMP} || $ENV{TMPDIR} || '/tmp'; |
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38 | } |
39 | $file = catfile($tmpdir, "md$$"); |
40 | @files = ($file, "$file.db", "$file.dir", "$file.pag"); |
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41 | 1 while unlink @files; |
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42 | |
43 | |
44 | tryout('Memoize::AnyDBM_File', $file, 1); # Test 1..4 |
45 | # tryout('DB_File', $file, 1); # Test 1..4 |
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46 | 1 while unlink $file, "$file.dir", "$file.pag"; |
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47 | |
48 | sub tryout { |
49 | my ($tiepack, $file, $testno) = @_; |
50 | |
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51 | tie my %cache => $tiepack, $file, O_RDWR | O_CREAT, 0666 |
52 | or die $!; |
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53 | |
54 | memoize 'c5', |
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55 | SCALAR_CACHE => [HASH => \%cache], |
56 | LIST_CACHE => 'FAULT' |
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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', |
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69 | SCALAR_CACHE => ['HASH', \%cache], |
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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 | } |