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# $Id: 6_ObjIntf.t,v 1.8 2004/02/29 09:49:18 grantm Exp $
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use Test::More tests => 37;
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##############################################################################
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# Derived version of XML::Simple that returns everything in upper case
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##############################################################################
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package XML::Simple::UC;
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@ISA = qw(XML::Simple);
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my $tree = $self->SUPER::build_tree(@_);
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($tree) = uctree($tree);
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foreach my $i (0..$#_) {
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if(ref($x) eq 'ARRAY') {
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$_[$i] = [ uctree(@$x) ];
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elsif(ref($x) eq 'HASH') {
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$_[$i] = { uctree(%$x) };
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##############################################################################
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# Derived version of XML::Simple that uses CDATA sections for escaping
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##############################################################################
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package XML::Simple::CDE;
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@ISA = qw(XML::Simple);
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if($data =~ /[&<>"]/) {
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$data = '<![CDATA[' . $data . ']]>';
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##############################################################################
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# Start of the test script itself
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##############################################################################
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# Check error handling in constructor
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$_ = eval { XML::Simple->new('searchpath') };
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is($_, undef, 'invalid number of options are trapped');
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like($@, qr/Default options must be name=>value pairs \(odd number supplied\)/,
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'with correct error message');
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my $xml = q(<cddatabase>
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<disc id="9362-45055-2" cddbid="960b750c">
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<artist>R.E.M.</artist>
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<album>Automatic For The People</album>
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<track number="1">Drive</track>
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<track number="2">Try Not To Breathe</track>
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<track number="3">The Sidewinder Sleeps Tonite</track>
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<track number="4">Everybody Hurts</track>
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<track number="5">New Orleans Instrumental No. 1</track>
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<track number="6">Sweetness Follows</track>
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<track number="7">Monty Got A Raw Deal</track>
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<track number="8">Ignoreland</track>
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<track number="9">Star Me Kitten</track>
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<track number="10">Man On The Moon</track>
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<track number="11">Nightswimming</track>
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<track number="12">Find The River</track>
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keyattr => { disc => 'cddbid', track => 'number' },
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contentkey => 'title',
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forcearray => [ qw(disc album) ]
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keyattr => { disc => 'cddbid', track => 'number' },
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contentkey => '-title',
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forcearray => [ qw(disc album) ]
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my $xs1 = new XML::Simple( %opts1 );
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my $xs2 = new XML::Simple( %opts2 );
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my $xs3 = new XML::Simple( %opts3 );
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isa_ok($xs1, 'XML::Simple', 'object one');
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isa_ok($xs2, 'XML::Simple', 'object two');
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isa_ok($xs3, 'XML::Simple', 'object three');
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keyattr => { disc => 'cddbid', track => 'number' },
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contentkey => 'title',
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forcearray => [ qw(disc album) ]
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}, 'options hash was not corrupted');
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'id' => '9362-45055-2',
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'album' => [ 'Automatic For The People' ],
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'artist' => 'R.E.M.',
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1 => { 'title' => 'Drive' },
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2 => { 'title' => 'Try Not To Breathe' },
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3 => { 'title' => 'The Sidewinder Sleeps Tonite' },
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4 => { 'title' => 'Everybody Hurts' },
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5 => { 'title' => 'New Orleans Instrumental No. 1' },
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6 => { 'title' => 'Sweetness Follows' },
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7 => { 'title' => 'Monty Got A Raw Deal' },
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8 => { 'title' => 'Ignoreland' },
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9 => { 'title' => 'Star Me Kitten' },
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10 => { 'title' => 'Man On The Moon' },
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11 => { 'title' => 'Nightswimming' },
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12 => { 'title' => 'Find The River' }
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my $ref1 = $xs1->XMLin($xml);
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is_deeply($ref1, $exp1, 'parsed expected data via object 1');
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# Try using the other object
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'album' => 'Automatic For The People',
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'artist' => 'R.E.M.',
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'cddbid' => '960b750c',
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'id' => '9362-45055-2',
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{ 'number' => 1, 'content' => 'Drive' },
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{ 'number' => 2, 'content' => 'Try Not To Breathe' },
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{ 'number' => 3, 'content' => 'The Sidewinder Sleeps Tonite' },
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{ 'number' => 4, 'content' => 'Everybody Hurts' },
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{ 'number' => 5, 'content' => 'New Orleans Instrumental No. 1' },
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{ 'number' => 6, 'content' => 'Sweetness Follows' },
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{ 'number' => 7, 'content' => 'Monty Got A Raw Deal' },
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{ 'number' => 8, 'content' => 'Ignoreland' },
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{ 'number' => 9, 'content' => 'Star Me Kitten' },
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{ 'number' => 10, 'content' => 'Man On The Moon' },
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{ 'number' => 11, 'content' => 'Nightswimming' },
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{ 'number' => 12, 'content' => 'Find The River' }
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my $ref2 = $xs2->XMLin($xml);
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is_deeply($ref2, $exp2, 'parsed expected data via object 2');
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# Try using the third object
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'id' => '9362-45055-2',
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'album' => [ 'Automatic For The People' ],
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'artist' => 'R.E.M.',
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2 => 'Try Not To Breathe',
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3 => 'The Sidewinder Sleeps Tonite',
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4 => 'Everybody Hurts',
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5 => 'New Orleans Instrumental No. 1',
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6 => 'Sweetness Follows',
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7 => 'Monty Got A Raw Deal',
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9 => 'Star Me Kitten',
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10 => 'Man On The Moon',
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11 => 'Nightswimming',
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12 => 'Find The River'
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my $ref3 = $xs3->XMLin($xml);
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is_deeply($ref3, $exp3, 'parsed expected data via object 3');
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# Confirm default options in object merge correctly with options as args
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$ref1 = $xs1->XMLin($xml, keyattr => [], forcearray => 0);
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is_deeply($ref1, { # Parsed to what we expected
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'album' => 'Automatic For The People',
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'id' => '9362-45055-2',
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'artist' => 'R.E.M.',
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'cddbid' => '960b750c',
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{ 'number' => 1, 'title' => 'Drive' },
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{ 'number' => 2, 'title' => 'Try Not To Breathe' },
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{ 'number' => 3, 'title' => 'The Sidewinder Sleeps Tonite' },
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{ 'number' => 4, 'title' => 'Everybody Hurts' },
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{ 'number' => 5, 'title' => 'New Orleans Instrumental No. 1' },
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{ 'number' => 6, 'title' => 'Sweetness Follows' },
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{ 'number' => 7, 'title' => 'Monty Got A Raw Deal' },
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{ 'number' => 8, 'title' => 'Ignoreland' },
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{ 'number' => 9, 'title' => 'Star Me Kitten' },
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{ 'number' => 10, 'title' => 'Man On The Moon' },
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{ 'number' => 11, 'title' => 'Nightswimming' },
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{ 'number' => 12, 'title' => 'Find The River' }
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}, 'successfully merged options');
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# Confirm that default options in object still work as expected
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$ref1 = $xs1->XMLin($xml);
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is_deeply($ref1, $exp1, 'defaults were not affected by merge');
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# Confirm they work for output too
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$_ = $xs1->XMLout($ref1);
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ok(s{<track number="1">Drive</track>} {<NEST/>}, 't1');
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ok(s{<track number="2">Try Not To Breathe</track>} {<NEST/>}, 't2');
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ok(s{<track number="3">The Sidewinder Sleeps Tonite</track>} {<NEST/>}, 't3');
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ok(s{<track number="4">Everybody Hurts</track>} {<NEST/>}, 't4');
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ok(s{<track number="5">New Orleans Instrumental No. 1</track>}{<NEST/>}, 't5');
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ok(s{<track number="6">Sweetness Follows</track>} {<NEST/>}, 't6');
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ok(s{<track number="7">Monty Got A Raw Deal</track>} {<NEST/>}, 't7');
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ok(s{<track number="8">Ignoreland</track>} {<NEST/>}, 't8');
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ok(s{<track number="9">Star Me Kitten</track>} {<NEST/>}, 't9');
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ok(s{<track number="10">Man On The Moon</track>} {<NEST/>}, 't10');
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ok(s{<track number="11">Nightswimming</track>} {<NEST/>}, 't11');
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ok(s{<track number="12">Find The River</track>} {<NEST/>}, 't12');
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ok(s{<album>Automatic For The People</album>} {<NEST/>}, 'ttl');
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ok(s{cddbid="960b750c"}{ATTR}, 'cddbid');
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ok(s{id="9362-45055-2"}{ATTR}, 'id');
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ok(s{artist="R.E.M."} {ATTR}, 'artist');
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ok(s{<disc(\s+ATTR){3}\s*>(\s*<NEST/>){13}\s*</disc>}{<DISC/>}s, 'disc');
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ok(m{^\s*<(cddatabase)>\s*<DISC/>\s*</\1>\s*$}, 'database');
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# Confirm error when mandatory parameter missing
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ok(!defined($_), 'XMLout() method call with no args proves fatal');
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like($@, qr/XMLout\(\) requires at least one argument/,
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'with correct error message');
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# Check that overriding build_tree() method works
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<address>10 Downing Street</address>
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my $xsp = new XML::Simple::UC();
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$ref1 = $xsp->XMLin($xml);
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'ADDRESS' => '10 DOWNING STREET'
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}, 'inheritance works with build_tree() overridden');
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# Check that overriding escape_value() method works
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'address' => '12->14 "Puf&Stuf" Drive'
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$xsp = new XML::Simple::CDE();
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$_ = $xsp->XMLout($ref);
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<server\s+address="<!\[CDATA\[12->14\s+"Puf&Stuf"\s+Drive\]\]>"\s*/>\s*
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</opt>}xs, 'inheritance works with escape_value() overridden');
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# Check variables defined in the constructor don't get trounced for
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$xs1 = XML::Simple->new(
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contentkey => '-content',
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variables => { conf_dir => '/etc', log_dir => '/tmp' }
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<dir xsvar="log_dir">/var/log</dir>
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<file name="config_file">${conf_dir}/appname.conf</file>
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<file name="log_file">${log_dir}/appname.log</file>
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<file name="debug_file">${log_dir}/appname.dbg</file>
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my $opt = $xs1->XMLin($xml);
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config_file => '/etc/appname.conf',
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log_file => '/var/log/appname.log',
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debug_file => '/var/log/appname.dbg',
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dir => { xsvar => 'log_dir', content => '/var/log' },
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}, 'variables from XML merged with predefined variables');
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<file name="config_file">${conf_dir}/appname.conf</file>
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<file name="log_file">${log_dir}/appname.log</file>
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<file name="debug_file">${log_dir}/appname.dbg</file>
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$opt = $xs1->XMLin($xml);
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config_file => '/etc/appname.conf',
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log_file => '/tmp/appname.log',
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debug_file => '/tmp/appname.dbg',
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}, 'variables from XML merged with predefined variables');
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# check that unknown options passed to the constructor are rejected
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eval { $xs1 = XML::Simple->new(KeyAttr => {}, WibbleFlibble => 1) };
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ok(defined($@), "unrecognised option caught by constructor");
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like($@, qr/^Unrecognised option: WibbleFlibble at/,
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"correct message in exception");