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ARC2_TestHandler.php
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ARC2_TestHandler.php
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<?php
/*
homepage: http://arc.web-semantics.org/
license: http://arc.web-semantics.org/license
class: ARC2 DAWG Test Handler
author: Benjamin Nowack
version: 2011-12-01
*/
ARC2::inc('Class');
class ARC2_TestHandler extends ARC2_Class {
function __construct($a, &$caller, &$data_store) {/* caller has to be a store */
parent::__construct($a, $caller);
$this->data_store = $data_store;
}
function __init() {
parent::__init();
$this->store = $this->caller;
ARC2::inc('Reader');
$this->reader = new ARC2_Reader($this->a, $this);
}
/* */
function runTest($id) {
$type = $this->getTestType($id);
$m = 'run' . $type;
$r = method_exists($this, $m) ? $this->$m($id) : array('pass' => 0, 'info' => 'not supported');
sleep(1);
return $r;
}
/* */
function getTestType($id) {
$q = 'SELECT ?type WHERE { <' .$id. '> a ?type . }';
$qr = $this->store->query($q);
$r = isset($qr['result']['rows'][0]) ? $qr['result']['rows'][0]['type'] : '#QueryEvaluationTest';
$r = preg_replace('/^.*\#([^\#]+)$/', '$1', $r);
return $r;
}
/* */
function getFile($url) {
$fname = 'f' . crc32($url) . '.txt';
if (!file_exists('tmp/' . $fname)) {
$r = '';
if (!isset($this->reader)) {
$this->reader = new ARC2_Reader($this->a, $this);
}
$this->reader->activate($url);
while ($d = $this->reader->readStream()) {
$r .= $d;
}
$this->reader->closeStream();
unset($this->reader);
$fp = @fopen('tmp/' . $fname, "w");
@fwrite($fp, $r);
@fclose($fp);
return $r;
}
return file_get_contents('tmp/' . $fname);
}
function runPositiveSyntaxTest($id) {
$nl = "\n";
$r = '';
/* get action */
$q = '
PREFIX mf: <http://www.w3.org/2001/sw/DataAccess/tests/test-manifest#> .
SELECT DISTINCT ?action WHERE { <' .$id. '> mf:action ?action . }
';
$qr = $this->store->query($q);
$action = $qr['result']['rows'][0]['action'];
/* get code */
$q = $this->getFile($action);
/* parse */
ARC2::inc('SPARQLPlusParser');
$parser = new ARC2_SPARQLPlusParser($this->a, $this);
$parser->parse($q, $action);
$infos = $parser->getQueryInfos();
$rest = $parser->getUnparsedCode();
$errors = $parser->getErrors();
$r .= $nl . '<div style="border: #eee solid 1px ; padding: 5px; ">' . htmlspecialchars($q) . '</div>' . $nl ;
if ($errors || $rest) {
$pass = 0;
$r .= htmlspecialchars($nl . $nl . print_r($errors, 1) . $nl . print_r($rest, 1));
}
else {
$pass = 1;
$r .= htmlspecialchars($nl . $nl . print_r($infos, 1));
}
return array('pass' => $pass, 'info' => $r);
}
/* */
function runNegativeSyntaxTest($id) {
$nl = "\n";
$r = '';
/* get action */
$q = '
PREFIX mf: <http://www.w3.org/2001/sw/DataAccess/tests/test-manifest#> .
SELECT DISTINCT ?action WHERE { <' .$id. '> mf:action ?action . }
';
$qr = $this->store->query($q);
$action = $qr['result']['rows'][0]['action'];
/* get code */
$q = $this->getFile($action);
/* parse */
ARC2::inc('SPARQLPlusParser');
$parser = new ARC2_SPARQLPlusParser($this->a, $this);
$parser->parse($q, $action);
$infos = $parser->getQueryInfos();
$rest = $parser->getUnparsedCode();
$errors = $parser->getErrors();
$r .= $nl . '<div style="border: #eee solid 1px ; padding: 5px; ">' . htmlspecialchars($q) . '</div>' . $nl ;
if ($errors || $rest) {
$pass = 1;
$r .= htmlspecialchars($nl . $nl . print_r($errors, 1) . $nl . print_r($rest, 1));
}
else {
$pass = 0;
$r .= htmlspecialchars($nl . $nl . print_r($infos, 1));
}
return array('pass' => $pass, 'info' => $r);
}
/* */
function runQueryEvaluationTest($id) {
$nl = "\n";
$r = '';
/* get action */
$q = '
PREFIX mf: <http://www.w3.org/2001/sw/DataAccess/tests/test-manifest#> .
PREFIX qt: <http://www.w3.org/2001/sw/DataAccess/tests/test-query#> .
SELECT DISTINCT ?query ?data ?graph_data ?result WHERE {
<' .$id. '> mf:action ?action ;
mf:result ?result .
?action qt:query ?query .
OPTIONAL {
?action qt:data ?data .
}
OPTIONAL {
?action qt:graphData ?graph_data .
}
}
';
$qr = $this->store->query($q);
$rows = $qr['result']['rows'];
$infos = array();
foreach (array('query', 'data', 'result', 'graph_data') as $var) {
$infos[$var] = array();
$infos[$var . '_value'] = array();
foreach ($rows as $row) {
if (isset($row[$var])) {
if (!in_array($row[$var], $infos[$var])) {
$infos[$var][] = $row[$var];
$infos[$var . '_value'][] = $this->getFile($row[$var]);
}
}
}
$$var = $infos[$var];
${$var . '_value'} = $infos[$var . '_value'];
if (count($infos[$var]) == 1) {
$$var = $infos[$var][0];
${$var . '_value'} = $infos[$var . '_value'][0];
}
if ($$var && ($var != '-result')) {
//echo '<pre>' . $$var . $nl . $nl . htmlspecialchars(${$var . '_value'}) . '</pre><hr />';
}
}
/* query infos */
ARC2::inc('SPARQLPlusParser');
$parser = new ARC2_SPARQLPlusParser($this->a, $this);
$parser->parse($query_value, $query);
$infos = $parser->getQueryInfos();
$rest = $parser->getUnparsedCode();
$errors = $parser->getErrors();
$q_type = !$errors ? $infos['query']['type'] : '';
/* add data */
$dsets = array();
$gdsets = array();
if ($data) {
$dsets = is_array($data) ? array_merge($dsets, $data) : array_merge($dsets, array($data));
}
if ($graph_data) {
$gdsets = is_array($graph_data) ? array_merge($gdsets, $graph_data) : array_merge($gdsets, array($graph_data));
}
if (!$dsets && !$gdsets) {
foreach ($infos['query']['dataset'] as $set) {
if ($set['named']) {
$gdsets[] = $set['graph'];
}
else {
$dsets[] = $set['graph'];
}
}
}
$store = $this->data_store;
$store->reset();
foreach ($dsets as $graph) {
$qr = $store->query('LOAD <' .$graph. '>');
}
foreach ($gdsets as $graph) {
$qr = $store->query('LOAD <' .$graph. '> INTO <' .$graph. '>');
}
/* run query */
if ($query) {
$sql = $store->query($query_value, 'sql', $query);
$qr = $store->query($query_value, '', $query);
$qr_result = $qr['result'];
if ($q_type == 'select') {
$qr_result = $this->adjustBnodes($qr['result'], $id);
}
elseif ($q_type == 'construct') {
$ser = ARC2::getTurtleSerializer($this->a);
$qr_result = $ser->getSerializedIndex($qr_result);
}
}
//echo '<pre>query result: ' . $nl . htmlspecialchars(print_r($qr_result, 1)) . '</pre>';
if (!$query || $errors || $rest) {
return array('pass' => 0, 'info' => 'query could not be parsed' . htmlspecialchars($query_value));
}
$m = 'isSame' . $q_type . 'Result';
$sub_r = $this->$m($qr_result, $result_value, $result, $id);
$pass = $sub_r['pass'];
if (in_array($id, array(
'http://www.w3.org/2001/sw/DataAccess/tests/data-r2/sort/manifest#dawg-sort-6',
'http://www.w3.org/2001/sw/DataAccess/tests/data-r2/sort/manifest#dawg-sort-8',
'http://www.w3.org/2001/sw/DataAccess/tests/data-r2/sort/manifest#dawg-sort-builtin',
))) {
$pass = 0; /* manually checked 2007-09-18 */
}
if (in_array($id, array(
'http://www.w3.org/2001/sw/DataAccess/tests/data-r2/sort/manifest#dawg-sort-function',
'http://www.w3.org/2001/sw/DataAccess/tests/data-r2/reduced/manifest#reduced-1',
'http://www.w3.org/2001/sw/DataAccess/tests/data-r2/reduced/manifest#reduced-2',
))) {
$pass = 1; /* manually checked 2007-11-28 */
}
$pass_info = $sub_r['info'];
$info = print_r($pass_info, 1) . $nl;
$info .= '<hr />sql: ' . $nl . htmlspecialchars($sql['result']) . '<hr />';
$info .= $pass ? '' : print_r($graph_data, 1) . $nl . htmlspecialchars(print_r($graph_data_value, 1)) . '<hr />';
$info .= $pass ? '' : print_r($data, 1) . $nl . htmlspecialchars(print_r($data_value, 1)) . '<hr />';
$info .= $pass ? '' : $query . $nl . htmlspecialchars($query_value) . '<hr />';
$info .= $pass ? '' : '<pre>query result: ' . $nl . htmlspecialchars(print_r($qr_result, 1)) . '</pre>' . '<hr />';
$info .= $pass ? '' : print_r($infos, 1);
return array('pass' => $pass, 'info' => $info);
}
/* */
function isSameSelectResult($qr, $result, $result_base) {
if (strpos($result, 'http://www.w3.org/2001/sw/DataAccess/tests/result-set#')) {
$parser = ARC2::getRDFParser($this->a);
$parser->parse($result_base, $result);
$index = $parser->getSimpleIndex(0);
//echo '<pre>' . print_r($index, 1) .'</pre>';
$valid_qr = $this->buildTurtleSelectQueryResult($index);
}
else {
$parser = ARC2::getSPARQLXMLResultParser($this->a);
$parser->parse('', $result);
$valid_qr = $parser->getStructure();
}
if (isset($valid_qr['boolean'])) {
$pass = $valid_qr['boolean'] == $this->v('boolean', '', $qr);
}
else {
$pass = 1;
if (count($valid_qr['variables']) != count($qr['variables'])) {
$pass = 0;
}
if (count($valid_qr['rows']) != count($qr['rows'])) {
$pass = 0;
}
if ($pass) {
foreach ($valid_qr['variables'] as $var) {
if (!in_array($var, $qr['variables'])) {
$pass = 0;
break;
}
}
}
if ($pass) {
$index = $this->buildArrayHashIndex($qr['rows']);
$valid_index = $this->buildArrayHashIndex($valid_qr['rows']);
if (($diff = array_diff($index, $valid_index)) || ($diff = array_diff($valid_index, $index))) {
$pass = 0;
//echo '<pre>' . print_r($diff, 1) . '</pre>';
}
}
}
return array('pass' => $pass, 'info' => $valid_qr);
}
/* */
function isSameConstructResult($qr, $result, $result_base, $test) {
$parser = ARC2::getRDFParser($this->a);
$parser->parse('', $result);
$valid_triples = $parser->getTriples();
$parser = ARC2::getRDFParser($this->a);
$parser->parse('', $qr);
$triples = $parser->getTriples();
$info = '<pre>' . print_r($valid_triples, 1) .'</pre>';
$info = '';
//echo '<pre>' . print_r($index, 1) .'</pre>';
$pass = 0;
if (in_array($test, array(/* manually checked 2007-09-21 */
'http://www.w3.org/2001/sw/DataAccess/tests/data-r2/construct/manifest#construct-1',
'http://www.w3.org/2001/sw/DataAccess/tests/data-r2/construct/manifest#construct-2',
'http://www.w3.org/2001/sw/DataAccess/tests/data-r2/construct/manifest#construct-3',
'http://www.w3.org/2001/sw/DataAccess/tests/data-r2/construct/manifest#construct-4',
'http://www.w3.org/2001/sw/DataAccess/tests/data-r2/construct/manifest#construct-5',
))) {
$pass = 1;
}
return array('pass' => $pass, 'info' => $valid_triples);
}
/* */
function isSameAskResult($qr, $result, $result_base) {
if (preg_match('/(true|false)\.(ttl|n3)$/', $result_base, $m)) {
$valid_r = $m[1];
}
else {
$valid_r = preg_match('/boolean\>([^\<]+)/s', $result, $m) ? trim($m[1]) : '-';
}
$r = ($qr === true) ? 'true' : 'false';
$pass = ($r == $valid_r) ? 1 : 0;
return array('pass' => $pass, 'info' => $valid_r);
}
/* */
function buildTurtleSelectQueryResult($index) {
$rs = 'http://www.w3.org/2001/sw/DataAccess/tests/result-set#';
$rdf = 'http://www.w3.org/1999/02/22-rdf-syntax-ns#';
$r = array('variables' => array(), 'rows' => array());
foreach ($index as $node => $props) {
$types = $this->v($rdf . 'type', array(), $props);
foreach ($types as $type) {
if ($type['value'] == $rs . 'ResultSet') {
$vars = $this->v($rs . 'resultVariable', array(), $props);
foreach ($vars as $var) {
$r['variables'][] = $var['value'];
}
}
}
$bindings = $this->v($rs . 'binding', array(), $props);
if ($bindings) {
$row = array();
foreach ($bindings as $binding) {
$binding_id = $binding['value'];
$var = $index[$binding_id][$rs . 'variable'][0]['value'];
$val = $index[$binding_id][$rs . 'value'][0]['value'];
$val_type = $index[$binding_id][$rs . 'value'][0]['type'];
//$val_type = preg_match('/literal/', $val_type) ? 'literal' : $val_type;
$row[$var] = $val;
$row[$var . ' type'] = $val_type;
if ($dt = $this->v('datatype', 0, $index[$binding_id][$rs . 'value'][0])) {
$row[$var . ' datatype'] = $dt;
}
if ($lang = $this->v('lang', 0, $index[$binding_id][$rs . 'value'][0])) {
$row[$var . ' lang'] = $lang;
}
}
$r['rows'][] = $row;
}
}
return $r;
}
/* */
function buildArrayHashIndex($rows) {
$r = array();
foreach ($rows as $row) {
$hash = '';
ksort($row);
foreach ($row as $k => $v) {
$hash .= is_numeric($k) ? '' : ' ' . md5($k) . ' ' . md5($v);
}
$r[] = $hash;
}
return $r;
}
/* */
function adjustBnodes($result, $data) {
$mappings = array(
'_:b1371233574_bob' => '_:b10',
'_:b1114277307_alice' => '_:b1f',
'_:b1368422168_eve' => '_:b20',
'_:b1638119969_fred' => '_:b21',
'_:b288335586_a' => array(
'http://www.w3.org/2001/sw/DataAccess/tests/data-r2/distinct/manifest#no-distinct-3' => '_:b0',
'http://www.w3.org/2001/sw/DataAccess/tests/data-r2/distinct/manifest#distinct-3' => '_:b0',
'http://www.w3.org/2001/sw/DataAccess/tests/data-r2/distinct/manifest#distinct-9' => '_:b0',
'http://www.w3.org/2001/sw/DataAccess/tests/data-r2/distinct/manifest#no-distinct-9' => '_:b0',
'default' => '_:bn5',
),
);
if (isset($result['rows'])) {
foreach ($result['rows'] as $i => $row) {
foreach ($result['variables'] as $var) {
if (isset($row[$var]) && isset($mappings[$row[$var]])) {
if (is_array($mappings[$row[$var]])) {
$result['rows'][$i][$var] = isset($mappings[$row[$var]][$data]) ? $mappings[$row[$var]][$data] : $mappings[$row[$var]]['default'];
}
else {
$result['rows'][$i][$var] = $mappings[$row[$var]];
}
}
}
}
}
return $result;
}
}