| #!./perl -w |
| |
| use strict; |
| use Config; |
| |
| BEGIN { |
| if(-d "lib" && -f "TEST") { |
| if ($Config{'extensions'} !~ /\bDB_File\b/ ) { |
| print "1..0 # Skip: DB_File was not built\n"; |
| exit 0; |
| } |
| } |
| } |
| |
| use DB_File; |
| use Fcntl; |
| our ($dbh, $Dfile, $bad_ones, $FA); |
| |
| # full tied array support started in Perl 5.004_57 |
| # Double check to see if it is available. |
| |
| { |
| sub try::TIEARRAY { bless [], "try" } |
| sub try::FETCHSIZE { $FA = 1 } |
| $FA = 0 ; |
| my @a ; |
| tie @a, 'try' ; |
| my $a = @a ; |
| } |
| |
| |
| sub ok |
| { |
| my $no = shift ; |
| my $result = shift ; |
| |
| print "not " unless $result ; |
| print "ok $no\n" ; |
| |
| return $result ; |
| } |
| |
| { |
| package Redirect ; |
| use Symbol ; |
| |
| sub new |
| { |
| my $class = shift ; |
| my $filename = shift ; |
| my $fh = gensym ; |
| open ($fh, ">$filename") || die "Cannot open $filename: $!" ; |
| my $real_stdout = select($fh) ; |
| return bless [$fh, $real_stdout ] ; |
| |
| } |
| sub DESTROY |
| { |
| my $self = shift ; |
| close $self->[0] ; |
| select($self->[1]) ; |
| } |
| } |
| |
| sub docat |
| { |
| my $file = shift; |
| local $/ = undef; |
| open(CAT,$file) || die "Cannot open $file:$!"; |
| my $result = <CAT>; |
| close(CAT); |
| normalise($result) ; |
| return $result; |
| } |
| |
| sub docat_del |
| { |
| my $file = shift; |
| my $result = docat($file); |
| unlink $file ; |
| return $result; |
| } |
| |
| sub safeUntie |
| { |
| my $hashref = shift ; |
| my $no_inner = 1; |
| local $SIG{__WARN__} = sub {-- $no_inner } ; |
| untie @$hashref; |
| return $no_inner; |
| } |
| |
| sub bad_one |
| { |
| unless ($bad_ones++) { |
| print STDERR <<EOM ; |
| # |
| # Some older versions of Berkeley DB version 1 will fail db-recno |
| # tests 61, 63, 64 and 65. |
| EOM |
| if ($^O eq 'darwin' |
| && $Config{db_version_major} == 1 |
| && $Config{db_version_minor} == 0 |
| && $Config{db_version_patch} == 0) { |
| print STDERR <<EOM ; |
| # |
| # For example Mac OS X 10.2 (or earlier) has such an old |
| # version of Berkeley DB. |
| EOM |
| } |
| |
| print STDERR <<EOM ; |
| # |
| # You can safely ignore the errors if you're never going to use the |
| # broken functionality (recno databases with a modified bval). |
| # Otherwise you'll have to upgrade your DB library. |
| # |
| # If you want to use Berkeley DB version 1, then 1.85 and 1.86 are the |
| # last versions that were released. Berkeley DB version 2 is continually |
| # being updated -- Check out http://www.sleepycat.com/ for more details. |
| # |
| EOM |
| } |
| } |
| |
| sub normalise |
| { |
| return unless $^O eq 'cygwin' ; |
| foreach (@_) |
| { s#\r\n#\n#g } |
| } |
| |
| BEGIN |
| { |
| { |
| local $SIG{__DIE__} ; |
| eval { require Data::Dumper ; import Data::Dumper } ; |
| } |
| |
| if ($@) { |
| *Dumper = sub { my $a = shift; return "[ @{ $a } ]" } ; |
| } |
| } |
| |
| my $splice_tests = 10 + 12 + 1; # ten regressions, plus the randoms |
| my $total_tests = 181 ; |
| $total_tests += $splice_tests if $FA ; |
| print "1..$total_tests\n"; |
| |
| $Dfile = "recno.tmp"; |
| unlink $Dfile ; |
| |
| umask(0); |
| |
| # Check the interface to RECNOINFO |
| |
| $dbh = new DB_File::RECNOINFO ; |
| ok(1, ! defined $dbh->{bval}) ; |
| ok(2, ! defined $dbh->{cachesize}) ; |
| ok(3, ! defined $dbh->{psize}) ; |
| ok(4, ! defined $dbh->{flags}) ; |
| ok(5, ! defined $dbh->{lorder}) ; |
| ok(6, ! defined $dbh->{reclen}) ; |
| ok(7, ! defined $dbh->{bfname}) ; |
| |
| $dbh->{bval} = 3000 ; |
| ok(8, $dbh->{bval} == 3000 ); |
| |
| $dbh->{cachesize} = 9000 ; |
| ok(9, $dbh->{cachesize} == 9000 ); |
| |
| $dbh->{psize} = 400 ; |
| ok(10, $dbh->{psize} == 400 ); |
| |
| $dbh->{flags} = 65 ; |
| ok(11, $dbh->{flags} == 65 ); |
| |
| $dbh->{lorder} = 123 ; |
| ok(12, $dbh->{lorder} == 123 ); |
| |
| $dbh->{reclen} = 1234 ; |
| ok(13, $dbh->{reclen} == 1234 ); |
| |
| $dbh->{bfname} = 1234 ; |
| ok(14, $dbh->{bfname} == 1234 ); |
| |
| |
| # Check that an invalid entry is caught both for store & fetch |
| eval '$dbh->{fred} = 1234' ; |
| ok(15, $@ =~ /^DB_File::RECNOINFO::STORE - Unknown element 'fred' at/ ); |
| eval 'my $q = $dbh->{fred}' ; |
| ok(16, $@ =~ /^DB_File::RECNOINFO::FETCH - Unknown element 'fred' at/ ); |
| |
| # Now check the interface to RECNOINFO |
| |
| my $X ; |
| my @h ; |
| ok(17, $X = tie @h, 'DB_File', $Dfile, O_RDWR|O_CREAT, 0640, $DB_RECNO ) ; |
| |
| my %noMode = map { $_, 1} qw( amigaos MSWin32 NetWare cygwin ) ; |
| |
| ok(18, ((stat($Dfile))[2] & 0777) == (($^O eq 'os2' || $^O eq 'MacOS') ? 0666 : 0640) |
| || $noMode{$^O} ); |
| |
| #my $l = @h ; |
| my $l = $X->length ; |
| ok(19, ($FA ? @h == 0 : !$l) ); |
| |
| my @data = qw( a b c d ever f g h i j k longername m n o p) ; |
| |
| $h[0] = shift @data ; |
| ok(20, $h[0] eq 'a' ); |
| |
| my $ i; |
| foreach (@data) |
| { $h[++$i] = $_ } |
| |
| unshift (@data, 'a') ; |
| |
| ok(21, defined $h[1] ); |
| ok(22, ! defined $h[16] ); |
| ok(23, $FA ? @h == @data : $X->length == @data ); |
| |
| |
| # Overwrite an entry & check fetch it |
| $h[3] = 'replaced' ; |
| $data[3] = 'replaced' ; |
| ok(24, $h[3] eq 'replaced' ); |
| |
| #PUSH |
| my @push_data = qw(added to the end) ; |
| ($FA ? push(@h, @push_data) : $X->push(@push_data)) ; |
| push (@data, @push_data) ; |
| ok(25, $h[++$i] eq 'added' ); |
| ok(26, $h[++$i] eq 'to' ); |
| ok(27, $h[++$i] eq 'the' ); |
| ok(28, $h[++$i] eq 'end' ); |
| |
| # POP |
| my $popped = pop (@data) ; |
| my $value = ($FA ? pop @h : $X->pop) ; |
| ok(29, $value eq $popped) ; |
| |
| # SHIFT |
| $value = ($FA ? shift @h : $X->shift) ; |
| my $shifted = shift @data ; |
| ok(30, $value eq $shifted ); |
| |
| # UNSHIFT |
| |
| # empty list |
| ($FA ? unshift @h,() : $X->unshift) ; |
| ok(31, ($FA ? @h == @data : $X->length == @data )); |
| |
| my @new_data = qw(add this to the start of the array) ; |
| $FA ? unshift (@h, @new_data) : $X->unshift (@new_data) ; |
| unshift (@data, @new_data) ; |
| ok(32, $FA ? @h == @data : $X->length == @data ); |
| ok(33, $h[0] eq "add") ; |
| ok(34, $h[1] eq "this") ; |
| ok(35, $h[2] eq "to") ; |
| ok(36, $h[3] eq "the") ; |
| ok(37, $h[4] eq "start") ; |
| ok(38, $h[5] eq "of") ; |
| ok(39, $h[6] eq "the") ; |
| ok(40, $h[7] eq "array") ; |
| ok(41, $h[8] eq $data[8]) ; |
| |
| # Brief test for SPLICE - more thorough 'soak test' is later. |
| my @old; |
| if ($FA) { |
| @old = splice(@h, 1, 2, qw(bananas just before)); |
| } |
| else { |
| @old = $X->splice(1, 2, qw(bananas just before)); |
| } |
| ok(42, $h[0] eq "add") ; |
| ok(43, $h[1] eq "bananas") ; |
| ok(44, $h[2] eq "just") ; |
| ok(45, $h[3] eq "before") ; |
| ok(46, $h[4] eq "the") ; |
| ok(47, $h[5] eq "start") ; |
| ok(48, $h[6] eq "of") ; |
| ok(49, $h[7] eq "the") ; |
| ok(50, $h[8] eq "array") ; |
| ok(51, $h[9] eq $data[8]) ; |
| $FA ? splice(@h, 1, 3, @old) : $X->splice(1, 3, @old); |
| |
| # Now both arrays should be identical |
| |
| my $ok = 1 ; |
| my $j = 0 ; |
| foreach (@data) |
| { |
| $ok = 0, last if $_ ne $h[$j ++] ; |
| } |
| ok(52, $ok ); |
| |
| # Neagtive subscripts |
| |
| # get the last element of the array |
| ok(53, $h[-1] eq $data[-1] ); |
| ok(54, $h[-1] eq $h[ ($FA ? @h : $X->length) -1] ); |
| |
| # get the first element using a negative subscript |
| eval '$h[ - ( $FA ? @h : $X->length)] = "abcd"' ; |
| ok(55, $@ eq "" ); |
| ok(56, $h[0] eq "abcd" ); |
| |
| # now try to read before the start of the array |
| eval '$h[ - (1 + ($FA ? @h : $X->length))] = 1234' ; |
| ok(57, $@ =~ '^Modification of non-creatable array value attempted' ); |
| |
| # IMPORTANT - $X must be undefined before the untie otherwise the |
| # underlying DB close routine will not get called. |
| undef $X ; |
| ok(58, safeUntie \@h); |
| |
| unlink $Dfile; |
| |
| |
| { |
| # Check bval defaults to \n |
| |
| my @h = () ; |
| my $dbh = new DB_File::RECNOINFO ; |
| ok(59, tie @h, 'DB_File', $Dfile, O_RDWR|O_CREAT, 0640, $dbh ) ; |
| $h[0] = "abc" ; |
| $h[1] = "def" ; |
| $h[3] = "ghi" ; |
| ok(60, safeUntie \@h); |
| my $x = docat($Dfile) ; |
| unlink $Dfile; |
| ok(61, $x eq "abc\ndef\n\nghi\n") ; |
| } |
| |
| { |
| # Change bval |
| |
| my @h = () ; |
| my $dbh = new DB_File::RECNOINFO ; |
| $dbh->{bval} = "-" ; |
| ok(62, tie @h, 'DB_File', $Dfile, O_RDWR|O_CREAT, 0640, $dbh ) ; |
| $h[0] = "abc" ; |
| $h[1] = "def" ; |
| $h[3] = "ghi" ; |
| ok(63, safeUntie \@h); |
| my $x = docat($Dfile) ; |
| unlink $Dfile; |
| my $ok = ($x eq "abc-def--ghi-") ; |
| bad_one() unless $ok ; |
| ok(64, $ok) ; |
| } |
| |
| { |
| # Check R_FIXEDLEN with default bval (space) |
| |
| my @h = () ; |
| my $dbh = new DB_File::RECNOINFO ; |
| $dbh->{flags} = R_FIXEDLEN ; |
| $dbh->{reclen} = 5 ; |
| ok(65, tie @h, 'DB_File', $Dfile, O_RDWR|O_CREAT, 0640, $dbh ) ; |
| $h[0] = "abc" ; |
| $h[1] = "def" ; |
| $h[3] = "ghi" ; |
| ok(66, safeUntie \@h); |
| my $x = docat($Dfile) ; |
| unlink $Dfile; |
| my $ok = ($x eq "abc def ghi ") ; |
| bad_one() unless $ok ; |
| ok(67, $ok) ; |
| } |
| |
| { |
| # Check R_FIXEDLEN with user-defined bval |
| |
| my @h = () ; |
| my $dbh = new DB_File::RECNOINFO ; |
| $dbh->{flags} = R_FIXEDLEN ; |
| $dbh->{bval} = "-" ; |
| $dbh->{reclen} = 5 ; |
| ok(68, tie @h, 'DB_File', $Dfile, O_RDWR|O_CREAT, 0640, $dbh ) ; |
| $h[0] = "abc" ; |
| $h[1] = "def" ; |
| $h[3] = "ghi" ; |
| ok(69, safeUntie \@h); |
| my $x = docat($Dfile) ; |
| unlink $Dfile; |
| my $ok = ($x eq "abc--def-------ghi--") ; |
| bad_one() unless $ok ; |
| ok(70, $ok) ; |
| } |
| |
| { |
| # check that attempting to tie an associative array to a DB_RECNO will fail |
| |
| my $filename = "xyz" ; |
| my %x ; |
| eval { tie %x, 'DB_File', $filename, O_RDWR|O_CREAT, 0640, $DB_RECNO ; } ; |
| ok(71, $@ =~ /^DB_File can only tie an array to a DB_RECNO database/) ; |
| unlink $filename ; |
| } |
| |
| { |
| # sub-class test |
| |
| package Another ; |
| |
| use warnings ; |
| use strict ; |
| |
| open(FILE, ">SubDB.pm") or die "Cannot open SubDB.pm: $!\n" ; |
| print FILE <<'EOM' ; |
| |
| package SubDB ; |
| |
| use warnings ; |
| use strict ; |
| our (@ISA, @EXPORT); |
| |
| require Exporter ; |
| use DB_File; |
| @ISA=qw(DB_File); |
| @EXPORT = @DB_File::EXPORT ; |
| |
| sub STORE { |
| my $self = shift ; |
| my $key = shift ; |
| my $value = shift ; |
| $self->SUPER::STORE($key, $value * 2) ; |
| } |
| |
| sub FETCH { |
| my $self = shift ; |
| my $key = shift ; |
| $self->SUPER::FETCH($key) - 1 ; |
| } |
| |
| sub put { |
| my $self = shift ; |
| my $key = shift ; |
| my $value = shift ; |
| $self->SUPER::put($key, $value * 3) ; |
| } |
| |
| sub get { |
| my $self = shift ; |
| $self->SUPER::get($_[0], $_[1]) ; |
| $_[1] -= 2 ; |
| } |
| |
| sub A_new_method |
| { |
| my $self = shift ; |
| my $key = shift ; |
| my $value = $self->FETCH($key) ; |
| return "[[$value]]" ; |
| } |
| |
| 1 ; |
| EOM |
| |
| close FILE or die "Could not close: $!"; |
| |
| BEGIN { push @INC, '.'; } |
| eval 'use SubDB ; '; |
| main::ok(72, $@ eq "") ; |
| my @h ; |
| my $X ; |
| eval ' |
| $X = tie(@h, "SubDB","recno.tmp", O_RDWR|O_CREAT, 0640, $DB_RECNO ); |
| ' ; |
| die "Could not tie: $!" unless $X; |
| |
| main::ok(73, $@ eq "") ; |
| |
| my $ret = eval '$h[3] = 3 ; return $h[3] ' ; |
| main::ok(74, $@ eq "") ; |
| main::ok(75, $ret == 5) ; |
| |
| my $value = 0; |
| $ret = eval '$X->put(1, 4) ; $X->get(1, $value) ; return $value' ; |
| main::ok(76, $@ eq "") ; |
| main::ok(77, $ret == 10) ; |
| |
| $ret = eval ' R_NEXT eq main::R_NEXT ' ; |
| main::ok(78, $@ eq "" ) ; |
| main::ok(79, $ret == 1) ; |
| |
| $ret = eval '$X->A_new_method(1) ' ; |
| main::ok(80, $@ eq "") ; |
| main::ok(81, $ret eq "[[11]]") ; |
| |
| undef $X; |
| main::ok(82, main::safeUntie \@h); |
| unlink "SubDB.pm", "recno.tmp" ; |
| |
| } |
| |
| { |
| |
| # test $# |
| my $self ; |
| unlink $Dfile; |
| ok(83, $self = tie @h, 'DB_File', $Dfile, O_RDWR|O_CREAT, 0640, $DB_RECNO ) ; |
| $h[0] = "abc" ; |
| $h[1] = "def" ; |
| $h[2] = "ghi" ; |
| $h[3] = "jkl" ; |
| ok(84, $FA ? $#h == 3 : $self->length() == 4) ; |
| undef $self ; |
| ok(85, safeUntie \@h); |
| my $x = docat($Dfile) ; |
| ok(86, $x eq "abc\ndef\nghi\njkl\n") ; |
| |
| # $# sets array to same length |
| $self = tie @h, 'DB_File', $Dfile, O_RDWR, 0640, $DB_RECNO ; |
| ok(87, $self) |
| or warn "# $DB_File::Error\n"; |
| if ($FA) |
| { $#h = 3 } |
| else |
| { $self->STORESIZE(4) } |
| ok(88, $FA ? $#h == 3 : $self->length() == 4) ; |
| undef $self ; |
| ok(89, safeUntie \@h); |
| $x = docat($Dfile) ; |
| ok(90, $x eq "abc\ndef\nghi\njkl\n") ; |
| |
| # $# sets array to bigger |
| ok(91, $self = tie @h, 'DB_File', $Dfile, O_RDWR, 0640, $DB_RECNO ) ; |
| if ($FA) |
| { $#h = 6 } |
| else |
| { $self->STORESIZE(7) } |
| ok(92, $FA ? $#h == 6 : $self->length() == 7) ; |
| undef $self ; |
| ok(93, safeUntie \@h); |
| $x = docat($Dfile) ; |
| ok(94, $x eq "abc\ndef\nghi\njkl\n\n\n\n") ; |
| |
| # $# sets array smaller |
| ok(95, $self = tie @h, 'DB_File', $Dfile, O_RDWR, 0640, $DB_RECNO ) ; |
| if ($FA) |
| { $#h = 2 } |
| else |
| { $self->STORESIZE(3) } |
| ok(96, $FA ? $#h == 2 : $self->length() == 3) ; |
| undef $self ; |
| ok(97, safeUntie \@h); |
| $x = docat($Dfile) ; |
| ok(98, $x eq "abc\ndef\nghi\n") ; |
| |
| unlink $Dfile; |
| |
| |
| } |
| |
| { |
| # DBM Filter tests |
| use warnings ; |
| use strict ; |
| my (@h, $db) ; |
| my ($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ; |
| unlink $Dfile; |
| |
| sub checkOutput |
| { |
| my($fk, $sk, $fv, $sv) = @_ ; |
| |
| print "# Fetch Key : expected '$fk' got '$fetch_key'\n" |
| if $fetch_key ne $fk ; |
| print "# Fetch Value : expected '$fv' got '$fetch_value'\n" |
| if $fetch_value ne $fv ; |
| print "# Store Key : expected '$sk' got '$store_key'\n" |
| if $store_key ne $sk ; |
| print "# Store Value : expected '$sv' got '$store_value'\n" |
| if $store_value ne $sv ; |
| print "# \$_ : expected 'original' got '$_'\n" |
| if $_ ne 'original' ; |
| |
| return |
| $fetch_key eq $fk && $store_key eq $sk && |
| $fetch_value eq $fv && $store_value eq $sv && |
| $_ eq 'original' ; |
| } |
| |
| ok(99, $db = tie(@h, 'DB_File', $Dfile, O_RDWR|O_CREAT, 0640, $DB_RECNO ) ); |
| |
| $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" ; |
| |
| $h[0] = "joe" ; |
| # fk sk fv sv |
| ok(100, checkOutput( "", 0, "", "joe")) ; |
| |
| ($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ; |
| ok(101, $h[0] eq "joe"); |
| # fk sk fv sv |
| ok(102, checkOutput( "", 0, "joe", "")) ; |
| |
| ($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ; |
| ok(103, $db->FIRSTKEY() == 0) ; |
| # fk sk fv sv |
| ok(104, checkOutput( 0, "", "", "")) ; |
| |
| # replace the filters, but remember the previous set |
| my ($old_fk) = $db->filter_fetch_key |
| (sub { ++ $_ ; $fetch_key = $_ }) ; |
| my ($old_sk) = $db->filter_store_key |
| (sub { $_ *= 2 ; $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 ; |
| $h[1] = "Joe" ; |
| # fk sk fv sv |
| ok(105, checkOutput( "", 2, "", "Jxe")) ; |
| |
| ($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ; |
| ok(106, $h[1] eq "[Jxe]"); |
| # fk sk fv sv |
| ok(107, checkOutput( "", 2, "[Jxe]", "")) ; |
| |
| ($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ; |
| ok(108, $db->FIRSTKEY() == 1) ; |
| # fk sk fv sv |
| ok(109, checkOutput( 1, "", "", "")) ; |
| |
| # 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 ; |
| $h[0] = "joe" ; |
| ok(110, checkOutput( "", 0, "", "joe")) ; |
| |
| ($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ; |
| ok(111, $h[0] eq "joe"); |
| ok(112, checkOutput( "", 0, "joe", "")) ; |
| |
| ($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ; |
| ok(113, $db->FIRSTKEY() == 0) ; |
| ok(114, checkOutput( 0, "", "", "")) ; |
| |
| # 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 ; |
| $h[0] = "joe" ; |
| ok(115, checkOutput( "", "", "", "")) ; |
| |
| ($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ; |
| ok(116, $h[0] eq "joe"); |
| ok(117, checkOutput( "", "", "", "")) ; |
| |
| ($fetch_key, $store_key, $fetch_value, $store_value) = ("") x 4 ; |
| ok(118, $db->FIRSTKEY() == 0) ; |
| ok(119, checkOutput( "", "", "", "")) ; |
| |
| undef $db ; |
| ok(120, safeUntie \@h); |
| unlink $Dfile; |
| } |
| |
| { |
| # DBM Filter with a closure |
| |
| use warnings ; |
| use strict ; |
| my (@h, $db) ; |
| |
| unlink $Dfile; |
| ok(121, $db = tie(@h, 'DB_File', $Dfile, O_RDWR|O_CREAT, 0640, $DB_RECNO ) ); |
| |
| my %result = () ; |
| |
| sub Closure |
| { |
| my ($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[0] = "joe" ; |
| ok(122, $result{"store key"} eq "store key - 1: [0]"); |
| ok(123, $result{"store value"} eq "store value - 1: [joe]"); |
| ok(124, ! defined $result{"fetch key"} ); |
| ok(125, ! defined $result{"fetch value"} ); |
| ok(126, $_ eq "original") ; |
| |
| ok(127, $db->FIRSTKEY() == 0 ) ; |
| ok(128, $result{"store key"} eq "store key - 1: [0]"); |
| ok(129, $result{"store value"} eq "store value - 1: [joe]"); |
| ok(130, $result{"fetch key"} eq "fetch key - 1: [0]"); |
| ok(131, ! defined $result{"fetch value"} ); |
| ok(132, $_ eq "original") ; |
| |
| $h[7] = "john" ; |
| ok(133, $result{"store key"} eq "store key - 2: [0 7]"); |
| ok(134, $result{"store value"} eq "store value - 2: [joe john]"); |
| ok(135, $result{"fetch key"} eq "fetch key - 1: [0]"); |
| ok(136, ! defined $result{"fetch value"} ); |
| ok(137, $_ eq "original") ; |
| |
| ok(138, $h[0] eq "joe"); |
| ok(139, $result{"store key"} eq "store key - 3: [0 7 0]"); |
| ok(140, $result{"store value"} eq "store value - 2: [joe john]"); |
| ok(141, $result{"fetch key"} eq "fetch key - 1: [0]"); |
| ok(142, $result{"fetch value"} eq "fetch value - 1: [joe]"); |
| ok(143, $_ eq "original") ; |
| |
| undef $db ; |
| ok(144, safeUntie \@h); |
| unlink $Dfile; |
| } |
| |
| { |
| # DBM Filter recursion detection |
| use warnings ; |
| use strict ; |
| my (@h, $db) ; |
| unlink $Dfile; |
| |
| ok(145, $db = tie(@h, 'DB_File', $Dfile, O_RDWR|O_CREAT, 0640, $DB_RECNO ) ); |
| |
| $db->filter_store_key (sub { $_ = $h[0] }) ; |
| |
| eval '$h[1] = 1234' ; |
| ok(146, $@ =~ /^recursion detected in filter_store_key at/ ); |
| |
| undef $db ; |
| ok(147, safeUntie \@h); |
| unlink $Dfile; |
| } |
| |
| |
| { |
| # Examples from the POD |
| |
| my $file = "xyzt" ; |
| { |
| my $redirect = new Redirect $file ; |
| |
| use warnings FATAL => qw(all); |
| use strict ; |
| use DB_File ; |
| |
| my $filename = "text" ; |
| unlink $filename ; |
| |
| my @h ; |
| my $x = tie @h, "DB_File", $filename, O_RDWR|O_CREAT, 0640, $DB_RECNO |
| or die "Cannot open file 'text': $!\n" ; |
| |
| # Add a few key/value pairs to the file |
| $h[0] = "orange" ; |
| $h[1] = "blue" ; |
| $h[2] = "yellow" ; |
| |
| $FA ? push @h, "green", "black" |
| : $x->push("green", "black") ; |
| |
| my $elements = $FA ? scalar @h : $x->length ; |
| print "The array contains $elements entries\n" ; |
| |
| my $last = $FA ? pop @h : $x->pop ; |
| print "popped $last\n" ; |
| |
| $FA ? unshift @h, "white" |
| : $x->unshift("white") ; |
| my $first = $FA ? shift @h : $x->shift ; |
| print "shifted $first\n" ; |
| |
| # Check for existence of a key |
| print "Element 1 Exists with value $h[1]\n" if $h[1] ; |
| |
| # use a negative index |
| print "The last element is $h[-1]\n" ; |
| print "The 2nd last element is $h[-2]\n" ; |
| |
| undef $x ; |
| untie @h ; |
| |
| unlink $filename ; |
| } |
| |
| ok(148, docat_del($file) eq <<'EOM') ; |
| The array contains 5 entries |
| popped black |
| shifted white |
| Element 1 Exists with value blue |
| The last element is green |
| The 2nd last element is yellow |
| EOM |
| |
| my $save_output = "xyzt" ; |
| { |
| my $redirect = new Redirect $save_output ; |
| |
| use warnings FATAL => qw(all); |
| use strict ; |
| our (@h, $H, $file, $i); |
| use DB_File ; |
| use Fcntl ; |
| |
| $file = "text" ; |
| |
| unlink $file ; |
| |
| $H = tie @h, "DB_File", $file, O_RDWR|O_CREAT, 0640, $DB_RECNO |
| or die "Cannot open file $file: $!\n" ; |
| |
| # first create a text file to play with |
| $h[0] = "zero" ; |
| $h[1] = "one" ; |
| $h[2] = "two" ; |
| $h[3] = "three" ; |
| $h[4] = "four" ; |
| |
| |
| # Print the records in order. |
| # |
| # The length method is needed here because evaluating a tied |
| # array in a scalar context does not return the number of |
| # elements in the array. |
| |
| print "\nORIGINAL\n" ; |
| foreach $i (0 .. $H->length - 1) { |
| print "$i: $h[$i]\n" ; |
| } |
| |
| # use the push & pop methods |
| $a = $H->pop ; |
| $H->push("last") ; |
| print "\nThe last record was [$a]\n" ; |
| |
| # and the shift & unshift methods |
| $a = $H->shift ; |
| $H->unshift("first") ; |
| print "The first record was [$a]\n" ; |
| |
| # Use the API to add a new record after record 2. |
| $i = 2 ; |
| $H->put($i, "Newbie", R_IAFTER) ; |
| |
| # and a new record before record 1. |
| $i = 1 ; |
| $H->put($i, "New One", R_IBEFORE) ; |
| |
| # delete record 3 |
| $H->del(3) ; |
| |
| # now print the records in reverse order |
| print "\nREVERSE\n" ; |
| for ($i = $H->length - 1 ; $i >= 0 ; -- $i) |
| { print "$i: $h[$i]\n" } |
| |
| # same again, but use the API functions instead |
| print "\nREVERSE again\n" ; |
| my ($s, $k, $v) = (0, 0, 0) ; |
| for ($s = $H->seq($k, $v, R_LAST) ; |
| $s == 0 ; |
| $s = $H->seq($k, $v, R_PREV)) |
| { print "$k: $v\n" } |
| |
| undef $H ; |
| untie @h ; |
| |
| unlink $file ; |
| } |
| |
| ok(149, docat_del($save_output) eq <<'EOM') ; |
| |
| ORIGINAL |
| 0: zero |
| 1: one |
| 2: two |
| 3: three |
| 4: four |
| |
| The last record was [four] |
| The first record was [zero] |
| |
| REVERSE |
| 5: last |
| 4: three |
| 3: Newbie |
| 2: one |
| 1: New One |
| 0: first |
| |
| REVERSE again |
| 5: last |
| 4: three |
| 3: Newbie |
| 2: one |
| 1: New One |
| 0: first |
| EOM |
| |
| } |
| |
| { |
| # Bug ID 20001013.009 |
| # |
| # test that $hash{KEY} = undef doesn't produce the warning |
| # Use of uninitialized value in null operation |
| use warnings ; |
| use strict ; |
| use DB_File ; |
| |
| unlink $Dfile; |
| my @h ; |
| my $a = ""; |
| local $SIG{__WARN__} = sub {$a = $_[0]} ; |
| |
| tie @h, 'DB_File', $Dfile, O_RDWR|O_CREAT, 0664, $DB_RECNO |
| or die "Can't open file: $!\n" ; |
| $h[0] = undef; |
| ok(150, $a eq "") ; |
| ok(151, safeUntie \@h); |
| unlink $Dfile; |
| } |
| |
| { |
| # test that %hash = () doesn't produce the warning |
| # Argument "" isn't numeric in entersub |
| use warnings ; |
| use strict ; |
| use DB_File ; |
| my $a = ""; |
| local $SIG{__WARN__} = sub {$a = $_[0]} ; |
| |
| unlink $Dfile; |
| my @h ; |
| |
| tie @h, 'DB_File', $Dfile, O_RDWR|O_CREAT, 0664, $DB_RECNO |
| or die "Can't open file: $!\n" ; |
| @h = (); ; |
| ok(152, $a eq "") ; |
| ok(153, safeUntie \@h); |
| unlink $Dfile; |
| } |
| |
| { |
| # Check that DBM Filter can cope with read-only $_ |
| |
| use warnings ; |
| use strict ; |
| my (@h, $db) ; |
| unlink $Dfile; |
| |
| ok(154, $db = tie(@h, 'DB_File', $Dfile, O_RDWR|O_CREAT, 0640, $DB_RECNO ) ); |
| |
| $db->filter_fetch_key (sub { }) ; |
| $db->filter_store_key (sub { }) ; |
| $db->filter_fetch_value (sub { }) ; |
| $db->filter_store_value (sub { }) ; |
| |
| $_ = "original" ; |
| |
| $h[0] = "joe" ; |
| ok(155, $h[0] eq "joe"); |
| |
| eval { my @r= grep { $h[$_] } (1, 2, 3) }; |
| ok (156, ! $@); |
| |
| |
| # delete the filters |
| $db->filter_fetch_key (undef); |
| $db->filter_store_key (undef); |
| $db->filter_fetch_value (undef); |
| $db->filter_store_value (undef); |
| |
| $h[1] = "joe" ; |
| |
| ok(157, $h[1] eq "joe"); |
| |
| eval { my @r= grep { $h[$_] } (1, 2, 3) }; |
| ok (158, ! $@); |
| |
| undef $db ; |
| untie @h; |
| unlink $Dfile; |
| } |
| |
| { |
| # Check low-level API works with filter |
| |
| use warnings ; |
| use strict ; |
| my (@h, $db) ; |
| my $Dfile = "xxy.db"; |
| unlink $Dfile; |
| |
| ok(159, $db = tie(@h, 'DB_File', $Dfile, O_RDWR|O_CREAT, 0640, $DB_RECNO ) ); |
| |
| |
| $db->filter_fetch_key (sub { ++ $_ } ); |
| $db->filter_store_key (sub { -- $_ } ); |
| $db->filter_fetch_value (sub { $_ = unpack("i", $_) } ); |
| $db->filter_store_value (sub { $_ = pack("i", $_) } ); |
| |
| $_ = 'fred'; |
| |
| my $key = 22 ; |
| my $value = 34 ; |
| |
| $db->put($key, $value) ; |
| ok 160, $key == 22; |
| ok 161, $value == 34 ; |
| ok 162, $_ eq 'fred'; |
| #print "k [$key][$value]\n" ; |
| |
| my $val ; |
| $db->get($key, $val) ; |
| ok 163, $key == 22; |
| ok 164, $val == 34 ; |
| ok 165, $_ eq 'fred'; |
| |
| $key = 51 ; |
| $value = 454; |
| $h[$key] = $value ; |
| ok 166, $key == 51; |
| ok 167, $value == 454 ; |
| ok 168, $_ eq 'fred'; |
| |
| undef $db ; |
| untie @h; |
| unlink $Dfile; |
| } |
| |
| |
| { |
| # Regression Test for bug 30237 |
| # Check that substr can be used in the key to db_put |
| # and that db_put does not trigger the warning |
| # |
| # Use of uninitialized value in subroutine entry |
| |
| |
| use warnings ; |
| use strict ; |
| my (@h, $db) ; |
| my $status ; |
| my $Dfile = "xxy.db"; |
| unlink $Dfile; |
| |
| ok(169, $db = tie(@h, 'DB_File', $Dfile, O_RDWR|O_CREAT, 0640, $DB_RECNO) ); |
| |
| my $warned = ''; |
| local $SIG{__WARN__} = sub {$warned = $_[0]} ; |
| |
| # db-put with substr of key |
| my %remember = () ; |
| for my $ix ( 0 .. 2 ) |
| { |
| my $key = $ix . "data" ; |
| my $value = "value$ix" ; |
| $remember{substr($key,0, 1)} = $value ; |
| $db->put(substr($key,0, 1), $value) ; |
| } |
| |
| ok 170, $warned eq '' |
| or print "# Caught warning [$warned]\n" ; |
| |
| # db-put with substr of value |
| $warned = ''; |
| for my $ix ( 3 .. 5 ) |
| { |
| my $key = $ix . "data" ; |
| my $value = "value$ix" ; |
| $remember{$ix} = $value ; |
| $db->put($ix, substr($value,0)) ; |
| } |
| |
| ok 171, $warned eq '' |
| or print "# Caught warning [$warned]\n" ; |
| |
| # via the tied array is not a problem, but check anyway |
| # substr of key |
| $warned = ''; |
| for my $ix ( 6 .. 8 ) |
| { |
| my $key = $ix . "data" ; |
| my $value = "value$ix" ; |
| $remember{substr($key,0,1)} = $value ; |
| $h[substr($key,0,1)] = $value ; |
| } |
| |
| ok 172, $warned eq '' |
| or print "# Caught warning [$warned]\n" ; |
| |
| # via the tied array is not a problem, but check anyway |
| # substr of value |
| $warned = ''; |
| for my $ix ( 9 .. 10 ) |
| { |
| my $key = $ix . "data" ; |
| my $value = "value$ix" ; |
| $remember{$ix} = $value ; |
| $h[$ix] = substr($value,0) ; |
| } |
| |
| ok 173, $warned eq '' |
| or print "# Caught warning [$warned]\n" ; |
| |
| my %bad = () ; |
| my $key = ''; |
| for (my $status = $db->seq($key, $value, R_FIRST ) ; |
| $status == 0 ; |
| $status = $db->seq($key, $value, R_NEXT ) ) { |
| |
| #print "# key [$key] value [$value]\n" ; |
| if (defined $remember{$key} && defined $value && |
| $remember{$key} eq $value) { |
| delete $remember{$key} ; |
| } |
| else { |
| $bad{$key} = $value ; |
| } |
| } |
| |
| ok 174, keys %bad == 0 ; |
| ok 175, keys %remember == 0 ; |
| |
| print "# missing -- $key $value\n" while ($key, $value) = each %remember; |
| print "# bad -- $key $value\n" while ($key, $value) = each %bad; |
| |
| # Make sure this fix does not break code to handle an undef key |
| my $value = 'fred'; |
| $warned = ''; |
| $status = $db->put(undef, $value) ; |
| ok 176, $status == 0 |
| or print "# put failed - status $status\n"; |
| ok 177, $warned eq '' |
| or print "# Caught warning [$warned]\n" ; |
| $warned = ''; |
| |
| print "# db_ver $DB_File::db_ver\n"; |
| $value = '' ; |
| $status = $db->get(undef, $value) ; |
| ok 178, $status == 0 |
| or print "# get failed - status $status\n" ; |
| ok(179, $db->get(undef, $value) == 0) or print "# get failed\n" ; |
| ok 180, $value eq 'fred' or print "# got [$value]\n" ; |
| ok 181, $warned eq '' |
| or print "# Caught warning [$warned]\n" ; |
| $warned = ''; |
| |
| undef $db ; |
| untie @h; |
| unlink $Dfile; |
| } |
| |
| # Only test splice if this is a newish version of Perl |
| exit unless $FA ; |
| |
| # Test SPLICE |
| |
| { |
| # check that the splice warnings are under the same lexical control |
| # as their non-tied counterparts. |
| |
| use warnings; |
| use strict; |
| |
| my $a = ''; |
| my @a = (1); |
| local $SIG{__WARN__} = sub {$a = $_[0]} ; |
| |
| unlink $Dfile; |
| my @tied ; |
| |
| tie @tied, 'DB_File', $Dfile, O_RDWR|O_CREAT, 0664, $DB_RECNO |
| or die "Can't open file: $!\n" ; |
| |
| # uninitialized offset |
| use warnings; |
| my $offset ; |
| $a = ''; |
| splice(@a, $offset); |
| ok(182, $a =~ /^Use of uninitialized value /); |
| $a = ''; |
| splice(@tied, $offset); |
| ok(183, $a =~ /^Use of uninitialized value in splice/); |
| |
| no warnings 'uninitialized'; |
| $a = ''; |
| splice(@a, $offset); |
| ok(184, $a eq ''); |
| $a = ''; |
| splice(@tied, $offset); |
| ok(185, $a eq ''); |
| |
| # uninitialized length |
| use warnings; |
| my $length ; |
| $a = ''; |
| splice(@a, 0, $length); |
| ok(186, $a =~ /^Use of uninitialized value /); |
| $a = ''; |
| splice(@tied, 0, $length); |
| ok(187, $a =~ /^Use of uninitialized value in splice/); |
| |
| no warnings 'uninitialized'; |
| $a = ''; |
| splice(@a, 0, $length); |
| ok(188, $a eq ''); |
| $a = ''; |
| splice(@tied, 0, $length); |
| ok(189, $a eq ''); |
| |
| # offset past end of array |
| use warnings; |
| $a = ''; |
| splice(@a, 3); |
| my $splice_end_array = ($a =~ /^splice\(\) offset past end of array/); |
| $a = ''; |
| splice(@tied, 3); |
| ok(190, !$splice_end_array || $a =~ /^splice\(\) offset past end of array/); |
| |
| no warnings 'misc'; |
| $a = ''; |
| splice(@a, 3); |
| ok(191, $a eq ''); |
| $a = ''; |
| splice(@tied, 3); |
| ok(192, $a eq ''); |
| |
| ok(193, safeUntie \@tied); |
| unlink $Dfile; |
| } |
| |
| # |
| # These are a few regression tests: bundles of five arguments to pass |
| # to test_splice(). The first four arguments correspond to those |
| # given to splice(), and the last says which context to call it in |
| # (scalar, list or void). |
| # |
| # The expected result is not needed because we get that by running |
| # Perl's built-in splice(). |
| # |
| my @tests = ([ [ 'falsely', 'dinosaur', 'remedy', 'commotion', |
| 'rarely', 'paleness' ], |
| -4, -2, |
| [ 'redoubled', 'Taylorize', 'Zoe', 'halogen' ], |
| 'void' ], |
| |
| [ [ 'a' ], -2, 1, [ 'B' ], 'void' ], |
| |
| [ [ 'Hartley', 'Islandia', 'assents', 'wishful' ], |
| 0, -4, |
| [ 'maids' ], |
| 'void' ], |
| |
| [ [ 'visibility', 'pocketful', 'rectangles' ], |
| -10, 0, |
| [ 'garbages' ], |
| 'void' ], |
| |
| [ [ 'sleeplessly' ], |
| 8, -4, |
| [ 'Margery', 'clearing', 'repercussion', 'clubs', |
| 'arise' ], |
| 'void' ], |
| |
| [ [ 'chastises', 'recalculates' ], |
| 0, 0, |
| [ 'momentariness', 'mediates', 'accents', 'toils', |
| 'regaled' ], |
| 'void' ], |
| |
| [ [ 'b', '' ], |
| 9, 8, |
| [ 'otrb', 'stje', 'ixrpw', 'vxfx', 'lhhf' ], |
| 'scalar' ], |
| |
| [ [ 'b', '' ], |
| undef, undef, |
| [ 'otrb', 'stje', 'ixrpw', 'vxfx', 'lhhf' ], |
| 'scalar' ], |
| |
| [ [ 'riheb' ], -8, undef, [], 'void' ], |
| |
| [ [ 'uft', 'qnxs', '' ], |
| 6, -2, |
| [ 'znp', 'mhnkh', 'bn' ], |
| 'void' ], |
| ); |
| |
| my $testnum = 194; |
| my $failed = 0; |
| my $tmp = "dbr$$"; |
| foreach my $test (@tests) { |
| my $err = test_splice(@$test); |
| if (defined $err) { |
| print STDERR "# failed: ", Dumper($test); |
| print STDERR "# error: $err\n"; |
| $failed = 1; |
| ok($testnum++, 0); |
| } |
| else { ok($testnum++, 1) } |
| } |
| |
| if ($failed) { |
| # Not worth running the random ones |
| print STDERR '# skipping ', $testnum++, "\n"; |
| } |
| else { |
| # A thousand randomly-generated tests |
| $failed = 0; |
| srand(0); |
| foreach (0 .. 1000 - 1) { |
| my $test = rand_test(); |
| my $err = test_splice(@$test); |
| if (defined $err) { |
| print STDERR "# failed: ", Dumper($test); |
| print STDERR "# error: $err\n"; |
| $failed = 1; |
| print STDERR "# skipping any remaining random tests\n"; |
| last; |
| } |
| } |
| |
| ok($testnum++, not $failed); |
| } |
| |
| die "testnum ($testnum) != total_tests ($total_tests) + 1" |
| if $testnum != $total_tests + 1; |
| |
| exit ; |
| |
| # Subroutines for SPLICE testing |
| |
| # test_splice() |
| # |
| # Test the new splice() against Perl's built-in one. The first four |
| # parameters are those passed to splice(), except that the lists must |
| # be (explicitly) passed by reference, and are not actually modified. |
| # (It's just a test!) The last argument specifies the context in |
| # which to call the functions: 'list', 'scalar', or 'void'. |
| # |
| # Returns: |
| # undef, if the two splices give the same results for the given |
| # arguments and context; |
| # |
| # an error message showing the difference, otherwise. |
| # |
| # Reads global variable $tmp. |
| # |
| sub test_splice { |
| die 'usage: test_splice(array, offset, length, list, context)' if @_ != 5; |
| my ($array, $offset, $length, $list, $context) = @_; |
| my @array = @$array; |
| my @list = @$list; |
| |
| unlink $tmp; |
| |
| my @h; |
| my $H = tie @h, 'DB_File', $tmp, O_CREAT|O_RDWR, 0644, $DB_RECNO |
| or die "cannot open $tmp: $!"; |
| |
| my $i = 0; |
| foreach ( @array ) { $h[$i++] = $_ } |
| |
| return "basic DB_File sanity check failed" |
| if list_diff(\@array, \@h); |
| |
| # Output from splice(): |
| # Returned value (munged a bit), error msg, warnings |
| # |
| my ($s_r, $s_error, @s_warnings); |
| |
| my $gather_warning = sub { push @s_warnings, $_[0] }; |
| if ($context eq 'list') { |
| my @r; |
| eval { |
| local $SIG{__WARN__} = $gather_warning; |
| @r = splice @array, $offset, $length, @list; |
| }; |
| $s_error = $@; |
| $s_r = \@r; |
| } |
| elsif ($context eq 'scalar') { |
| my $r; |
| eval { |
| local $SIG{__WARN__} = $gather_warning; |
| $r = splice @array, $offset, $length, @list; |
| }; |
| $s_error = $@; |
| $s_r = [ $r ]; |
| } |
| elsif ($context eq 'void') { |
| eval { |
| local $SIG{__WARN__} = $gather_warning; |
| splice @array, $offset, $length, @list; |
| }; |
| $s_error = $@; |
| $s_r = []; |
| } |
| else { |
| die "bad context $context"; |
| } |
| |
| foreach ($s_error, @s_warnings) { |
| chomp; |
| s/ at \S+ line \d+\.$//; |
| # only built-in splice identifies name of uninit value |
| s/(uninitialized value) \$\w+/$1/; |
| } |
| |
| # Now do the same for DB_File's version of splice |
| my ($ms_r, $ms_error, @ms_warnings); |
| $gather_warning = sub { push @ms_warnings, $_[0] }; |
| if ($context eq 'list') { |
| my @r; |
| eval { |
| local $SIG{__WARN__} = $gather_warning; |
| @r = splice @h, $offset, $length, @list; |
| }; |
| $ms_error = $@; |
| $ms_r = \@r; |
| } |
| elsif ($context eq 'scalar') { |
| my $r; |
| eval { |
| local $SIG{__WARN__} = $gather_warning; |
| $r = splice @h, $offset, $length, @list; |
| }; |
| $ms_error = $@; |
| $ms_r = [ $r ]; |
| } |
| elsif ($context eq 'void') { |
| eval { |
| local $SIG{__WARN__} = $gather_warning; |
| splice @h, $offset, $length, @list; |
| }; |
| $ms_error = $@; |
| $ms_r = []; |
| } |
| else { |
| die "bad context $context"; |
| } |
| |
| foreach ($ms_error, @ms_warnings) { |
| chomp; |
| s/ at \S+(\s+\S+)*? line \d+\.?.*//s; |
| } |
| |
| return "different errors: '$s_error' vs '$ms_error'" |
| if $s_error ne $ms_error; |
| return('different return values: ' . Dumper($s_r) . ' vs ' . Dumper($ms_r)) |
| if list_diff($s_r, $ms_r); |
| return('different changed list: ' . Dumper(\@array) . ' vs ' . Dumper(\@h)) |
| if list_diff(\@array, \@h); |
| |
| if ((scalar @s_warnings) != (scalar @ms_warnings)) { |
| return 'different number of warnings'; |
| } |
| |
| while (@s_warnings) { |
| my $sw = shift @s_warnings; |
| my $msw = shift @ms_warnings; |
| |
| if (defined $sw and defined $msw) { |
| $msw =~ s/ \(.+\)$//; |
| $msw =~ s/ in splice$// if $] < 5.006; |
| if ($sw ne $msw) { |
| return "different warning: '$sw' vs '$msw'"; |
| } |
| } |
| elsif (not defined $sw and not defined $msw) { |
| # Okay. |
| } |
| else { |
| return "one warning defined, another undef"; |
| } |
| } |
| |
| undef $H; |
| untie @h; |
| |
| open(TEXT, $tmp) or die "cannot open $tmp: $!"; |
| @h = <TEXT>; normalise @h; chomp @h; |
| close TEXT or die "cannot close $tmp: $!"; |
| return('list is different when re-read from disk: ' |
| . Dumper(\@array) . ' vs ' . Dumper(\@h)) |
| if list_diff(\@array, \@h); |
| |
| unlink $tmp; |
| |
| return undef; # success |
| } |
| |
| |
| # list_diff() |
| # |
| # Do two lists differ? |
| # |
| # Parameters: |
| # reference to first list |
| # reference to second list |
| # |
| # Returns true iff they differ. Only works for lists of (string or |
| # undef). |
| # |
| # Surely there is a better way to do this? |
| # |
| sub list_diff { |
| die 'usage: list_diff(ref to first list, ref to second list)' |
| if @_ != 2; |
| my ($a, $b) = @_; |
| my @a = @$a; my @b = @$b; |
| return 1 if (scalar @a) != (scalar @b); |
| for (my $i = 0; $i < @a; $i++) { |
| my ($ae, $be) = ($a[$i], $b[$i]); |
| if (defined $ae and defined $be) { |
| return 1 if $ae ne $be; |
| } |
| elsif (not defined $ae and not defined $be) { |
| # Two undefined values are 'equal' |
| } |
| else { |
| return 1; |
| } |
| } |
| return 0; |
| } |
| |
| |
| # rand_test() |
| # |
| # Think up a random ARRAY, OFFSET, LENGTH, LIST, and context. |
| # ARRAY or LIST might be empty, and OFFSET or LENGTH might be |
| # undefined. Return a 'test' - a listref of these five things. |
| # |
| sub rand_test { |
| die 'usage: rand_test()' if @_; |
| my @contexts = qw<list scalar void>; |
| my $context = $contexts[int(rand @contexts)]; |
| return [ rand_list(), |
| (rand() < 0.5) ? (int(rand(20)) - 10) : undef, |
| (rand() < 0.5) ? (int(rand(20)) - 10) : undef, |
| rand_list(), |
| $context ]; |
| } |
| |
| |
| sub rand_list { |
| die 'usage: rand_list()' if @_; |
| my @r; |
| |
| while (rand() > 0.1 * (scalar @r + 1)) { |
| push @r, rand_word(); |
| } |
| return \@r; |
| } |
| |
| |
| sub rand_word { |
| die 'usage: rand_word()' if @_; |
| my $r = ''; |
| my @chars = qw<a b c d e f g h i j k l m n o p q r s t u v w x y z>; |
| while (rand() > 0.1 * (length($r) + 1)) { |
| $r .= $chars[int(rand(scalar @chars))]; |
| } |
| return $r; |
| } |
| |
| |