X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=t%2Flib%2Fgdbm.t;h=dc4e96e4d8cb372ffd7ca37965f8018ddb7cd40d;hb=475d79b5e99617ecaabd8d9765f5247b6d49652c;hp=2395611d1e189a9ea4e719e597060ab36d81fee9;hpb=c6aa4a325f8f7aec03423575f368826bb1e2b038;p=p5sagit%2Fp5-mst-13.2.git diff --git a/t/lib/gdbm.t b/t/lib/gdbm.t index 2395611..dc4e96e 100755 --- a/t/lib/gdbm.t +++ b/t/lib/gdbm.t @@ -3,17 +3,17 @@ # $RCSfile: dbm.t,v $$Revision: 4.1 $$Date: 92/08/07 18:27:43 $ BEGIN { - @INC = '../lib'; + unshift @INC, '../lib'; require Config; import Config; if ($Config{'extensions'} !~ /\bGDBM_File\b/) { - print "1..0\n"; + print "1..0 # Skip: GDBM_File was not built\n"; exit 0; } } use GDBM_File; -print "1..20\n"; +print "1..66\n"; unlink ; @@ -206,3 +206,189 @@ EOM unlink "SubDB.pm", ; } + +{ + # DBM Filter tests + use strict ; + my (%h, $db) ; + my ($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ; + + sub checkOutput + { + my($fk, $sk, $fv, $sv) = @_ ; + return + $fetch_key eq $fk && $store_key eq $sk && + $fetch_value eq $fv && $store_value eq $sv && + $_ eq 'original' ; + } + + unlink ; + ok(21, $db = tie(%h, 'GDBM_File','Op.dbmx', &GDBM_WRCREAT, 0640)) ; + + $db->filter_fetch_key (sub { $fetch_key = $_ }) ; + $db->filter_store_key (sub { $store_key = $_ }) ; + $db->filter_fetch_value (sub { $fetch_value = $_}) ; + $db->filter_store_value (sub { $store_value = $_ }) ; + + $_ = "original" ; + + $h{"fred"} = "joe" ; + # fk sk fv sv + ok(22, checkOutput( "", "fred", "", "joe")) ; + + ($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ; + ok(23, $h{"fred"} eq "joe"); + # fk sk fv sv + ok(24, checkOutput( "", "fred", "joe", "")) ; + + ($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ; + ok(25, $db->FIRSTKEY() eq "fred") ; + # fk sk fv sv + ok(26, checkOutput( "fred", "", "", "")) ; + + # replace the filters, but remember the previous set + my ($old_fk) = $db->filter_fetch_key + (sub { $_ = uc $_ ; $fetch_key = $_ }) ; + my ($old_sk) = $db->filter_store_key + (sub { $_ = lc $_ ; $store_key = $_ }) ; + my ($old_fv) = $db->filter_fetch_value + (sub { $_ = "[$_]"; $fetch_value = $_ }) ; + my ($old_sv) = $db->filter_store_value + (sub { s/o/x/g; $store_value = $_ }) ; + + ($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ; + $h{"Fred"} = "Joe" ; + # fk sk fv sv + ok(27, checkOutput( "", "fred", "", "Jxe")) ; + + ($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ; + ok(28, $h{"Fred"} eq "[Jxe]"); + # fk sk fv sv + ok(29, checkOutput( "", "fred", "[Jxe]", "")) ; + + ($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ; + ok(30, $db->FIRSTKEY() eq "FRED") ; + # fk sk fv sv + ok(31, checkOutput( "FRED", "", "", "")) ; + + # put the original filters back + $db->filter_fetch_key ($old_fk); + $db->filter_store_key ($old_sk); + $db->filter_fetch_value ($old_fv); + $db->filter_store_value ($old_sv); + + ($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ; + $h{"fred"} = "joe" ; + ok(32, checkOutput( "", "fred", "", "joe")) ; + + ($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ; + ok(33, $h{"fred"} eq "joe"); + ok(34, checkOutput( "", "fred", "joe", "")) ; + + ($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ; + ok(35, $db->FIRSTKEY() eq "fred") ; + ok(36, checkOutput( "fred", "", "", "")) ; + + # delete the filters + $db->filter_fetch_key (undef); + $db->filter_store_key (undef); + $db->filter_fetch_value (undef); + $db->filter_store_value (undef); + + ($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ; + $h{"fred"} = "joe" ; + ok(37, checkOutput( "", "", "", "")) ; + + ($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ; + ok(38, $h{"fred"} eq "joe"); + ok(39, checkOutput( "", "", "", "")) ; + + ($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ; + ok(40, $db->FIRSTKEY() eq "fred") ; + ok(41, checkOutput( "", "", "", "")) ; + + undef $db ; + untie %h; + unlink ; +} + +{ + # DBM Filter with a closure + + use strict ; + my (%h, $db) ; + + unlink ; + ok(42, $db = tie(%h, 'GDBM_File','Op.dbmx', &GDBM_WRCREAT, 0640)) ; + + my %result = () ; + + sub Closure + { + my ($name) = @_ ; + my $count = 0 ; + my @kept = () ; + + return sub { ++$count ; + push @kept, $_ ; + $result{$name} = "$name - $count: [@kept]" ; + } + } + + $db->filter_store_key(Closure("store key")) ; + $db->filter_store_value(Closure("store value")) ; + $db->filter_fetch_key(Closure("fetch key")) ; + $db->filter_fetch_value(Closure("fetch value")) ; + + $_ = "original" ; + + $h{"fred"} = "joe" ; + ok(43, $result{"store key"} eq "store key - 1: [fred]"); + ok(44, $result{"store value"} eq "store value - 1: [joe]"); + ok(45, !defined $result{"fetch key"} ); + ok(46, !defined $result{"fetch value"} ); + ok(47, $_ eq "original") ; + + ok(48, $db->FIRSTKEY() eq "fred") ; + ok(49, $result{"store key"} eq "store key - 1: [fred]"); + ok(50, $result{"store value"} eq "store value - 1: [joe]"); + ok(51, $result{"fetch key"} eq "fetch key - 1: [fred]"); + ok(52, ! defined $result{"fetch value"} ); + ok(53, $_ eq "original") ; + + $h{"jim"} = "john" ; + ok(54, $result{"store key"} eq "store key - 2: [fred jim]"); + ok(55, $result{"store value"} eq "store value - 2: [joe john]"); + ok(56, $result{"fetch key"} eq "fetch key - 1: [fred]"); + ok(57, $result{"fetch value"} eq ""); + ok(58, $_ eq "original") ; + + ok(59, $h{"fred"} eq "joe"); + ok(60, $result{"store key"} eq "store key - 3: [fred jim fred]"); + ok(61, $result{"store value"} eq "store value - 2: [joe john]"); + ok(62, $result{"fetch key"} eq "fetch key - 1: [fred]"); + ok(63, $result{"fetch value"} eq "fetch value - 1: [joe]"); + ok(64, $_ eq "original") ; + + undef $db ; + untie %h; + unlink ; +} + +{ + # DBM Filter recursion detection + use strict ; + my (%h, $db) ; + unlink ; + + ok(65, $db = tie(%h, 'GDBM_File','Op.dbmx', &GDBM_WRCREAT, 0640)) ; + + $db->filter_store_key (sub { $_ = $h{$_} }) ; + + eval '$h{1} = 1234' ; + ok(66, $@ =~ /^recursion detected in filter_store_key at/ ); + + undef $db ; + untie %h; + unlink ; +}