[scpubgit/stemmatology.git] / base / t / text_tradition_collation.t

#!/usr/bin/perl -w

use strict;
use Test::More 'no_plan';
$| = 1;


# =begin testing
{
use Text::Tradition;

my $cxfile = 't/data/Collatex-16.xml';
my $t = Text::Tradition->new( 
    'name'  => 'inline', 
    'input' => 'CollateX',
    'file'  => $cxfile,
    );
my $c = $t->collation;

my $rno = scalar $c->readings;
# Split n21 ('unto') for testing purposes
my $new_r = $c->add_reading( { 'id' => 'n21p0', 'text' => 'un', 'join_next' => 1 } );
my $old_r = $c->reading( 'n21' );
$old_r->alter_text( 'to' );
$c->del_path( 'n20', 'n21', 'A' );
$c->add_path( 'n20', 'n21p0', 'A' );
$c->add_path( 'n21p0', 'n21', 'A' );
$c->add_relationship( 'n21', 'n22', { type => 'collated', scope => 'local' } );
$c->flatten_ranks();
ok( $c->reading( 'n21p0' ), "New reading exists" );
is( scalar $c->readings, $rno, "Reading add offset by flatten_ranks" );

# Combine n3 and n4 ( with his )
$c->merge_readings( 'n3', 'n4', 1 );
ok( !$c->reading('n4'), "Reading n4 is gone" );
is( $c->reading('n3')->text, 'with his', "Reading n3 has both words" );

# Collapse n9 and n10 ( rood / root )
$c->merge_readings( 'n9', 'n10' );
ok( !$c->reading('n10'), "Reading n10 is gone" );
is( $c->reading('n9')->text, 'rood', "Reading n9 has an unchanged word" );

# Combine n21 and n21p0
my $remaining = $c->reading('n21');
$remaining ||= $c->reading('n22');  # one of these should still exist
$c->merge_readings( 'n21p0', $remaining, 1 );
ok( !$c->reading('n21'), "Reading $remaining is gone" );
is( $c->reading('n21p0')->text, 'unto', "Reading n21p0 merged correctly" );
}


# =begin testing
{
use Test::More::UTF8;
use Text::Tradition;
use TryCatch;

my $st = Text::Tradition->new( 'input' => 'Self', 'file' => 't/data/collatecorr.xml' );
is( ref( $st ), 'Text::Tradition', "Got a tradition from test file" );
ok( $st->has_witness('Ba96'), "Tradition has the affected witness" );

my $sc = $st->collation;
my $numr = 17;
ok( $sc->reading('n131'), "Tradition has the affected reading" );
is( scalar( $sc->readings ), $numr, "There are $numr readings in the graph" );
is( $sc->end->rank, 14, "There are fourteen ranks in the graph" );

# Detach the erroneously collated reading
my( $newr, @del_rdgs ) = $sc->duplicate_reading( 'n131', 'Ba96' );
ok( $newr, "New reading was created" );
ok( $sc->reading('n131_0'), "Detached the bad collation with a new reading" );
is( scalar( $sc->readings ), $numr + 1, "A reading was added to the graph" );
is( $sc->end->rank, 10, "There are now only ten ranks in the graph" );
my $csucc = $sc->common_successor( 'n131', 'n131_0' );
is( $csucc->id, 'n136', "Found correct common successor to duped reading" ); 

# Check that the bad transposition is gone
is( scalar @del_rdgs, 1, "Deleted reading was returned by API call" );
is( $sc->get_relationship( 'n130', 'n135' ), undef, "Bad transposition relationship is gone" );

# The collation should not be fixed
my @pairs = $sc->identical_readings();
is( scalar @pairs, 0, "Not re-collated yet" );
# Fix the collation
ok( $sc->merge_readings( 'n124', 'n131_0' ), "Collated the readings correctly" );
@pairs = $sc->identical_readings( start => 'n124', end => $csucc->id );
is( scalar @pairs, 3, "Found three more identical readings" );
is( $sc->end->rank, 11, "The ranks shifted appropriately" );
$sc->flatten_ranks();
is( scalar( $sc->readings ), $numr - 3, "Now we are collated correctly" );

# Check that we can't "duplicate" a reading with no wits or with all wits
try {
	my( $badr, @del_rdgs ) = $sc->duplicate_reading( 'n124' );
	ok( 0, "Reading duplication without witnesses throws an error" );
} catch( Text::Tradition::Error $e ) {
	like( $e->message, qr/Must specify one or more witnesses/, 
		"Reading duplication without witnesses throws the expected error" );
} catch {
	ok( 0, "Reading duplication without witnesses threw the wrong error" );
}

try {
	my( $badr, @del_rdgs ) = $sc->duplicate_reading( 'n124', 'Ba96', 'Mü11475' );
	ok( 0, "Reading duplication with all witnesses throws an error" );
} catch( Text::Tradition::Error $e ) {
	like( $e->message, qr/Cannot join all witnesses/, 
		"Reading duplication with all witnesses throws the expected error" );
} catch {
	ok( 0, "Reading duplication with all witnesses threw the wrong error" );
}
}


# =begin testing
{
use Text::Tradition;
use TryCatch;

my $READINGS = 311;
my $PATHS = 361;

my $datafile = 't/data/florilegium_tei_ps.xml';
my $tradition = Text::Tradition->new( 'input' => 'TEI',
                                      'name' => 'test0',
                                      'file' => $datafile,
                                      'linear' => 1 );

ok( $tradition, "Got a tradition object" );
is( scalar $tradition->witnesses, 13, "Found all witnesses" );
ok( $tradition->collation, "Tradition has a collation" );

my $c = $tradition->collation;
is( scalar $c->readings, $READINGS, "Collation has all readings" );
is( scalar $c->paths, $PATHS, "Collation has all paths" );
is( scalar $c->relationships, 0, "Collation has all relationships" );

# Add a few relationships
$c->add_relationship( 'w123', 'w125', { 'type' => 'collated' } );
$c->add_relationship( 'w193', 'w196', { 'type' => 'collated' } );
$c->add_relationship( 'w257', 'w262', { 'type' => 'transposition' } );

# Now write it to GraphML and parse it again.

my $graphml = $c->as_graphml;
my $st = Text::Tradition->new( 'input' => 'Self', 'string' => $graphml );
is( scalar $st->collation->readings, $READINGS, "Reparsed collation has all readings" );
is( scalar $st->collation->paths, $PATHS, "Reparsed collation has all paths" );
is( scalar $st->collation->relationships, 3, "Reparsed collation has new relationships" );

# Now add a stemma, write to GraphML, and look at the output.
SKIP: {
	skip "Analysis module not present", 3 unless $tradition->can( 'add_stemma' );
	my $stemma = $tradition->add_stemma( 'dotfile' => 't/data/florilegium.dot' );
	is( ref( $stemma ), 'Text::Tradition::Stemma', "Parsed dotfile into stemma" );
	is( $tradition->stemmata, 1, "Tradition now has the stemma" );
	$graphml = $c->as_graphml;
	like( $graphml, qr/digraph/, "Digraph declaration exists in GraphML" );
}
}


# =begin testing
{
use Text::Tradition;
use Text::CSV;

my $READINGS = 311;
my $PATHS = 361;
my $WITS = 13;
my $WITAC = 4;

my $datafile = 't/data/florilegium_tei_ps.xml';
my $tradition = Text::Tradition->new( 'input' => 'TEI',
                                      'name' => 'test0',
                                      'file' => $datafile,
                                      'linear' => 1 );

my $c = $tradition->collation;
# Export the thing to CSV
my $csvstr = $c->as_csv();
# Count the columns
my $csv = Text::CSV->new({ sep_char => ',', binary => 1 });
my @lines = split(/\n/, $csvstr );
ok( $csv->parse( $lines[0] ), "Successfully parsed first line of CSV" );
is( scalar( $csv->fields ), $WITS + $WITAC, "CSV has correct number of witness columns" );
my @q_ac = grep { $_ eq 'Q'.$c->ac_label } $csv->fields;
ok( @q_ac, "Found a layered witness" );

my $t2 = Text::Tradition->new( input => 'Tabular',
							   name => 'test2',
							   string => $csvstr,
							   sep_char => ',' );
is( scalar $t2->collation->readings, $READINGS, "Reparsed CSV collation has all readings" );
is( scalar $t2->collation->paths, $PATHS, "Reparsed CSV collation has all paths" );

# Now do it with TSV
my $tsvstr = $c->as_tsv();
my $t3 = Text::Tradition->new( input => 'Tabular',
							   name => 'test3',
							   string => $tsvstr,
							   sep_char => "\t" );
is( scalar $t3->collation->readings, $READINGS, "Reparsed TSV collation has all readings" );
is( scalar $t3->collation->paths, $PATHS, "Reparsed TSV collation has all paths" );

my $table = $c->alignment_table;
my $noaccsv = $c->as_csv({ noac => 1 });
my @noaclines = split(/\n/, $noaccsv );
ok( $csv->parse( $noaclines[0] ), "Successfully parsed first line of no-ac CSV" );
is( scalar( $csv->fields ), $WITS, "CSV has correct number of witness columns" );
is( $c->alignment_table, $table, "Request for CSV did not alter the alignment table" );

my $safecsv = $c->as_csv({ safe_ac => 1});
my @safelines = split(/\n/, $safecsv );
ok( $csv->parse( $safelines[0] ), "Successfully parsed first line of safe CSV" );
is( scalar( $csv->fields ), $WITS + $WITAC, "CSV has correct number of witness columns" );
@q_ac = grep { $_ eq 'Q__L' } $csv->fields;
ok( @q_ac, "Found a sanitized layered witness" );
is( $c->alignment_table, $table, "Request for CSV did not alter the alignment table" );
}


# =begin testing
{
use Text::Tradition;

my $cxfile = 't/data/Collatex-16.xml';
my $t = Text::Tradition->new( 
    'name'  => 'inline', 
    'input' => 'CollateX',
    'file'  => $cxfile,
    );
my $c = $t->collation;

# Make an svg
my $table = $c->alignment_table;
ok( $c->has_cached_table, "Alignment table was cached" );
is( $c->alignment_table, $table, "Cached table returned upon second call" );
$c->calculate_ranks;
is( $c->alignment_table, $table, "Cached table retained with no rank change" );
$c->add_relationship( 'n13', 'n23', { type => 'repetition' } );
is( $c->alignment_table, $table, "Alignment table unchanged after non-colo relationship add" );
$c->add_relationship( 'n24', 'n23', { type => 'spelling' } );
isnt( $c->alignment_table, $table, "Alignment table changed after colo relationship add" );
}


# =begin testing
{
use Text::Tradition;

my $cxfile = 't/data/Collatex-16.xml';
my $t = Text::Tradition->new( 
    'name'  => 'inline', 
    'input' => 'CollateX',
    'file'  => $cxfile,
    );
my $c = $t->collation;

my @common = $c->calculate_common_readings();
is( scalar @common, 8, "Found correct number of common readings" );
my @marked = sort $c->common_readings();
is( scalar @common, 8, "All common readings got marked as such" );
my @expected = qw/ n1 n11 n16 n19 n20 n5 n6 n7 /;
is_deeply( \@marked, \@expected, "Found correct list of common readings" );
}


# =begin testing
{
use Text::Tradition;

my $cxfile = 't/data/Collatex-16.xml';
my $t = Text::Tradition->new( 
    'name'  => 'inline', 
    'input' => 'CollateX',
    'file'  => $cxfile,
    );
my $c = $t->collation;

is( $c->common_predecessor( 'n24', 'n23' )->id, 
    'n20', "Found correct common predecessor" );
is( $c->common_successor( 'n24', 'n23' )->id, 
    '__END__', "Found correct common successor" );

is( $c->common_predecessor( 'n19', 'n17' )->id, 
    'n16', "Found correct common predecessor for readings on same path" );
is( $c->common_successor( 'n21', 'n10' )->id, 
    '__END__', "Found correct common successor for readings on same path" );
}


1;
Commit	Line	Data
0e47f4f6	1	#!/usr/bin/perl -w
	2
	3	use strict;
	4	use Test::More 'no_plan';
	5	$\| = 1;
	6
	7
	8
	9	# =begin testing
	10	{
	11	use Text::Tradition;
	12
4e483aa5	13	my $cxfile = 't/data/Collatex-16.xml';
	14	my $t = Text::Tradition->new(
	15	'name' => 'inline',
	16	'input' => 'CollateX',
	17	'file' => $cxfile,
	18	);
	19	my $c = $t->collation;
	20
	21	my $rno = scalar $c->readings;
3c234eb6	22	# Split n21 ('unto') for testing purposes
4e483aa5	23	my $new_r = $c->add_reading( { 'id' => 'n21p0', 'text' => 'un', 'join_next' => 1 } );
	24	my $old_r = $c->reading( 'n21' );
	25	$old_r->alter_text( 'to' );
	26	$c->del_path( 'n20', 'n21', 'A' );
	27	$c->add_path( 'n20', 'n21p0', 'A' );
	28	$c->add_path( 'n21p0', 'n21', 'A' );
7a0956c1	29	$c->add_relationship( 'n21', 'n22', { type => 'collated', scope => 'local' } );
4e483aa5	30	$c->flatten_ranks();
	31	ok( $c->reading( 'n21p0' ), "New reading exists" );
	32	is( scalar $c->readings, $rno, "Reading add offset by flatten_ranks" );
	33
679f17e1	34	# Combine n3 and n4 ( with his )
4e483aa5	35	$c->merge_readings( 'n3', 'n4', 1 );
	36	ok( !$c->reading('n4'), "Reading n4 is gone" );
	37	is( $c->reading('n3')->text, 'with his', "Reading n3 has both words" );
	38
679f17e1	39	# Collapse n9 and n10 ( rood / root )
	40	$c->merge_readings( 'n9', 'n10' );
	41	ok( !$c->reading('n10'), "Reading n10 is gone" );
	42	is( $c->reading('n9')->text, 'rood', "Reading n9 has an unchanged word" );
4e483aa5	43
	44	# Combine n21 and n21p0
	45	my $remaining = $c->reading('n21');
	46	$remaining \|\|= $c->reading('n22'); # one of these should still exist
	47	$c->merge_readings( 'n21p0', $remaining, 1 );
	48	ok( !$c->reading('n21'), "Reading $remaining is gone" );
	49	is( $c->reading('n21p0')->text, 'unto', "Reading n21p0 merged correctly" );
	50	}
	51
	52
	53
	54	# =begin testing
	55	{
68e48c06	56	use Test::More::UTF8;
4e483aa5	57	use Text::Tradition;
68e48c06	58	use TryCatch;
f97ef19e	59
	60	my $st = Text::Tradition->new( 'input' => 'Self', 'file' => 't/data/collatecorr.xml' );
	61	is( ref( $st ), 'Text::Tradition', "Got a tradition from test file" );
	62	ok( $st->has_witness('Ba96'), "Tradition has the affected witness" );
	63
	64	my $sc = $st->collation;
	65	my $numr = 17;
	66	ok( $sc->reading('n131'), "Tradition has the affected reading" );
	67	is( scalar( $sc->readings ), $numr, "There are $numr readings in the graph" );
	68	is( $sc->end->rank, 14, "There are fourteen ranks in the graph" );
	69
	70	# Detach the erroneously collated reading
2dcb5d11	71	my( $newr, @del_rdgs ) = $sc->duplicate_reading( 'n131', 'Ba96' );
ef73c20a	72	ok( $newr, "New reading was created" );
f97ef19e	73	ok( $sc->reading('n131_0'), "Detached the bad collation with a new reading" );
	74	is( scalar( $sc->readings ), $numr + 1, "A reading was added to the graph" );
	75	is( $sc->end->rank, 10, "There are now only ten ranks in the graph" );
3c234eb6	76	my $csucc = $sc->common_successor( 'n131', 'n131_0' );
3c234eb6	77	is( $csucc->id, 'n136', "Found correct common successor to duped reading" );
f97ef19e	78
f97ef19e	79	# Check that the bad transposition is gone
2dcb5d11	80	is( scalar @del_rdgs, 1, "Deleted reading was returned by API call" );
f97ef19e	81	is( $sc->get_relationship( 'n130', 'n135' ), undef, "Bad transposition relationship is gone" );
f97ef19e	82
e19635f8	83	# The collation should not be fixed
	84	my @pairs = $sc->identical_readings();
	85	is( scalar @pairs, 0, "Not re-collated yet" );
f97ef19e	86	# Fix the collation
3c234eb6	87	ok( $sc->merge_readings( 'n124', 'n131_0' ), "Collated the readings correctly" );
e19635f8	88	@pairs = $sc->identical_readings( start => 'n124', end => $csucc->id );
3c234eb6	89	is( scalar @pairs, 3, "Found three more identical readings" );
e19635f8	90	is( $sc->end->rank, 11, "The ranks shifted appropriately" );
3c234eb6	91	$sc->flatten_ranks();
f97ef19e	92	is( scalar( $sc->readings ), $numr - 3, "Now we are collated correctly" );
68e48c06	93
	94	# Check that we can't "duplicate" a reading with no wits or with all wits
	95	try {
	96	my( $badr, @del_rdgs ) = $sc->duplicate_reading( 'n124' );
	97	ok( 0, "Reading duplication without witnesses throws an error" );
	98	} catch( Text::Tradition::Error $e ) {
	99	like( $e->message, qr/Must specify one or more witnesses/,
	100	"Reading duplication without witnesses throws the expected error" );
	101	} catch {
	102	ok( 0, "Reading duplication without witnesses threw the wrong error" );
	103	}
	104
	105	try {
	106	my( $badr, @del_rdgs ) = $sc->duplicate_reading( 'n124', 'Ba96', 'Mü11475' );
	107	ok( 0, "Reading duplication with all witnesses throws an error" );
	108	} catch( Text::Tradition::Error $e ) {
	109	like( $e->message, qr/Cannot join all witnesses/,
	110	"Reading duplication with all witnesses throws the expected error" );
	111	} catch {
	112	ok( 0, "Reading duplication with all witnesses threw the wrong error" );
	113	}
f97ef19e	114	}
	115
	116
	117
	118	# =begin testing
	119	{
	120	use Text::Tradition;
951ddfe8	121	use TryCatch;
4e483aa5	122
56eefa04	123	my $READINGS = 311;
	124	my $PATHS = 361;
	125
	126	my $datafile = 't/data/florilegium_tei_ps.xml';
	127	my $tradition = Text::Tradition->new( 'input' => 'TEI',
	128	'name' => 'test0',
	129	'file' => $datafile,
	130	'linear' => 1 );
	131
	132	ok( $tradition, "Got a tradition object" );
	133	is( scalar $tradition->witnesses, 13, "Found all witnesses" );
	134	ok( $tradition->collation, "Tradition has a collation" );
	135
	136	my $c = $tradition->collation;
	137	is( scalar $c->readings, $READINGS, "Collation has all readings" );
	138	is( scalar $c->paths, $PATHS, "Collation has all paths" );
	139	is( scalar $c->relationships, 0, "Collation has all relationships" );
	140
	141	# Add a few relationships
	142	$c->add_relationship( 'w123', 'w125', { 'type' => 'collated' } );
	143	$c->add_relationship( 'w193', 'w196', { 'type' => 'collated' } );
	144	$c->add_relationship( 'w257', 'w262', { 'type' => 'transposition' } );
	145
	146	# Now write it to GraphML and parse it again.
	147
	148	my $graphml = $c->as_graphml;
	149	my $st = Text::Tradition->new( 'input' => 'Self', 'string' => $graphml );
	150	is( scalar $st->collation->readings, $READINGS, "Reparsed collation has all readings" );
	151	is( scalar $st->collation->paths, $PATHS, "Reparsed collation has all paths" );
	152	is( scalar $st->collation->relationships, 3, "Reparsed collation has new relationships" );
2a812726	153
9fef629b	154	# Now add a stemma, write to GraphML, and look at the output.
951ddfe8	155	SKIP: {
37bf09f4	156	skip "Analysis module not present", 3 unless $tradition->can( 'add_stemma' );
951ddfe8	157	my $stemma = $tradition->add_stemma( 'dotfile' => 't/data/florilegium.dot' );
	158	is( ref( $stemma ), 'Text::Tradition::Stemma', "Parsed dotfile into stemma" );
	159	is( $tradition->stemmata, 1, "Tradition now has the stemma" );
	160	$graphml = $c->as_graphml;
	161	like( $graphml, qr/digraph/, "Digraph declaration exists in GraphML" );
	162	}
56eefa04	163	}
	164
	165
	166
	167	# =begin testing
	168	{
16203db5	169	use Text::Tradition;
34ca808b	170	use Text::CSV;
16203db5	171
	172	my $READINGS = 311;
	173	my $PATHS = 361;
34ca808b	174	my $WITS = 13;
34ca808b	175	my $WITAC = 4;
16203db5	176
	177	my $datafile = 't/data/florilegium_tei_ps.xml';
	178	my $tradition = Text::Tradition->new( 'input' => 'TEI',
	179	'name' => 'test0',
	180	'file' => $datafile,
	181	'linear' => 1 );
	182
	183	my $c = $tradition->collation;
	184	# Export the thing to CSV
	185	my $csvstr = $c->as_csv();
34ca808b	186	# Count the columns
	187	my $csv = Text::CSV->new({ sep_char => ',', binary => 1 });
	188	my @lines = split(/\n/, $csvstr );
	189	ok( $csv->parse( $lines[0] ), "Successfully parsed first line of CSV" );
	190	is( scalar( $csv->fields ), $WITS + $WITAC, "CSV has correct number of witness columns" );
cbc8e08f	191	my @q_ac = grep { $_ eq 'Q'.$c->ac_label } $csv->fields;
	192	ok( @q_ac, "Found a layered witness" );
	193
16203db5	194	my $t2 = Text::Tradition->new( input => 'Tabular',
	195	name => 'test2',
	196	string => $csvstr,
	197	sep_char => ',' );
	198	is( scalar $t2->collation->readings, $READINGS, "Reparsed CSV collation has all readings" );
	199	is( scalar $t2->collation->paths, $PATHS, "Reparsed CSV collation has all paths" );
	200
	201	# Now do it with TSV
	202	my $tsvstr = $c->as_tsv();
	203	my $t3 = Text::Tradition->new( input => 'Tabular',
	204	name => 'test3',
	205	string => $tsvstr,
	206	sep_char => "\t" );
	207	is( scalar $t3->collation->readings, $READINGS, "Reparsed TSV collation has all readings" );
	208	is( scalar $t3->collation->paths, $PATHS, "Reparsed TSV collation has all paths" );
34ca808b	209
4e64b669	210	my $table = $c->alignment_table;
34ca808b	211	my $noaccsv = $c->as_csv({ noac => 1 });
	212	my @noaclines = split(/\n/, $noaccsv );
	213	ok( $csv->parse( $noaclines[0] ), "Successfully parsed first line of no-ac CSV" );
	214	is( scalar( $csv->fields ), $WITS, "CSV has correct number of witness columns" );
4e64b669	215	is( $c->alignment_table, $table, "Request for CSV did not alter the alignment table" );
cbc8e08f	216
	217	my $safecsv = $c->as_csv({ safe_ac => 1});
	218	my @safelines = split(/\n/, $safecsv );
	219	ok( $csv->parse( $safelines[0] ), "Successfully parsed first line of safe CSV" );
	220	is( scalar( $csv->fields ), $WITS + $WITAC, "CSV has correct number of witness columns" );
	221	@q_ac = grep { $_ eq 'Q__L' } $csv->fields;
	222	ok( @q_ac, "Found a sanitized layered witness" );
	223	is( $c->alignment_table, $table, "Request for CSV did not alter the alignment table" );
16203db5	224	}
	225
	226
	227
	228	# =begin testing
	229	{
56eefa04	230	use Text::Tradition;
56eefa04	231
0e47f4f6	232	my $cxfile = 't/data/Collatex-16.xml';
	233	my $t = Text::Tradition->new(
	234	'name' => 'inline',
	235	'input' => 'CollateX',
	236	'file' => $cxfile,
	237	);
	238	my $c = $t->collation;
4633f9e4	239
b365fbae	240	# Make an svg
bfcbcecb	241	my $table = $c->alignment_table;
	242	ok( $c->has_cached_table, "Alignment table was cached" );
	243	is( $c->alignment_table, $table, "Cached table returned upon second call" );
b365fbae	244	$c->calculate_ranks;
bfcbcecb	245	is( $c->alignment_table, $table, "Cached table retained with no rank change" );
864ee4bf	246	$c->add_relationship( 'n13', 'n23', { type => 'repetition' } );
	247	is( $c->alignment_table, $table, "Alignment table unchanged after non-colo relationship add" );
	248	$c->add_relationship( 'n24', 'n23', { type => 'spelling' } );
	249	isnt( $c->alignment_table, $table, "Alignment table changed after colo relationship add" );
b365fbae	250	}
	251
	252
	253
	254	# =begin testing
	255	{
	256	use Text::Tradition;
	257
	258	my $cxfile = 't/data/Collatex-16.xml';
	259	my $t = Text::Tradition->new(
	260	'name' => 'inline',
	261	'input' => 'CollateX',
	262	'file' => $cxfile,
	263	);
	264	my $c = $t->collation;
0e47f4f6	265
d4b75f44	266	my @common = $c->calculate_common_readings();
	267	is( scalar @common, 8, "Found correct number of common readings" );
	268	my @marked = sort $c->common_readings();
	269	is( scalar @common, 8, "All common readings got marked as such" );
679f17e1	270	my @expected = qw/ n1 n11 n16 n19 n20 n5 n6 n7 /;
d4b75f44	271	is_deeply( \@marked, \@expected, "Found correct list of common readings" );
	272	}
	273
	274
	275
	276	# =begin testing
	277	{
	278	use Text::Tradition;
	279
	280	my $cxfile = 't/data/Collatex-16.xml';
	281	my $t = Text::Tradition->new(
	282	'name' => 'inline',
	283	'input' => 'CollateX',
	284	'file' => $cxfile,
	285	);
	286	my $c = $t->collation;
	287
679f17e1	288	is( $c->common_predecessor( 'n24', 'n23' )->id,
0e47f4f6	289	'n20', "Found correct common predecessor" );
679f17e1	290	is( $c->common_successor( 'n24', 'n23' )->id,
10e4b1ac	291	'__END__', "Found correct common successor" );
0e47f4f6	292
4e5a7b2c	293	is( $c->common_predecessor( 'n19', 'n17' )->id,
0e47f4f6	294	'n16', "Found correct common predecessor for readings on same path" );
679f17e1	295	is( $c->common_successor( 'n21', 'n10' )->id,
10e4b1ac	296	'__END__', "Found correct common successor for readings on same path" );
0e47f4f6	297	}
	298
	299
	300
	301
	302	1;