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Kyle Evans
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[Ldap] Add pagination tests
There are only a couple of pagination scenarios to test: - That we can make paged queries following non-paged - That we can make non-paged queries following paged - That responses are indeed being broken up into the number of sets we're expecting - That the different size restrictions operate in a sane manner with respect to each other
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‎src/Symfony/Component/Ldap/Tests/Adapter/ExtLdap/AdapterTest.php

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@@ -15,6 +15,7 @@
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use Symfony\Component\Ldap\Adapter\ExtLdap\Collection;
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use Symfony\Component\Ldap\Adapter\ExtLdap\Query;
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use Symfony\Component\Ldap\Entry;
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use Symfony\Component\Ldap\Exception\LdapException;
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use Symfony\Component\Ldap\Exception\NotBoundException;
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use Symfony\Component\Ldap\LdapInterface;
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@@ -23,6 +24,12 @@
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*/
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class AdapterTest extends LdapTestCase
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{
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const PAGINATION_REQUIRED_CONFIG = [
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'options' => [
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'protocol_version' => 3,
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],
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];
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public function testLdapEscape()
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{
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$ldap = new Adapter();
@@ -111,4 +118,121 @@ public function testLdapQueryScopeOneLevel()
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$this->assertEquals($one_level_result->count(), 1);
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$this->assertEquals($one_level_result[0]->getAttribute('ou'), ['Ldap']);
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}
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public function testLdapPagination()
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{
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$ldap = new Adapter(array_merge($this->getLdapConfig(), static::PAGINATION_REQUIRED_CONFIG));
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$ldap->getConnection()->bind('cn=admin,dc=symfony,dc=com', 'symfony');
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$entries = $this->setupTestUsers($ldap);
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$unpaged_query = $ldap->createQuery('dc=symfony,dc=com', '(&(objectClass=applicationProcess)(cn=user*))', [
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'scope' => Query::SCOPE_ONE,
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]);
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$fully_paged_query = $ldap->createQuery('dc=symfony,dc=com', '(&(objectClass=applicationProcess)(cn=user*))', [
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'scope' => Query::SCOPE_ONE,
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'pageSize' => 25,
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]);
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$paged_query = $ldap->createQuery('dc=symfony,dc=com', '(&(objectClass=applicationProcess)(cn=user*))', [
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'scope' => Query::SCOPE_ONE,
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'pageSize' => 5,
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]);
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try {
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$unpaged_results = $unpaged_query->execute();
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$fully_paged_results = $fully_paged_query->execute();
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$paged_results = $paged_query->execute();
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// All four of the above queries should result in the 25 'users' being returned
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$this->assertEquals($unpaged_results->count(), 25);
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$this->assertEquals($fully_paged_results->count(), 25);
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$this->assertEquals($paged_results->count(), 25);
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// They should also result in 1 or 25 / pageSize results
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$this->assertEquals(\count($unpaged_query->getResources()), 1);
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$this->assertEquals(\count($fully_paged_query->getResources()), 1);
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$this->assertEquals(\count($paged_query->getResources()), 5);
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if (PHP_MAJOR_VERSION > 7 || (PHP_MAJOR_VERSION == 7 && PHP_MINOR_VERSION >= 2)) {
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// This last query is to ensure that we haven't botched the state of our connection
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// by not resetting pagination properly. extldap <= PHP 7.1 do not implement the necessary
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// bits to work around an implementation flaw, so we simply can't guarantee this to work there.
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$final_query = $ldap->createQuery('dc=symfony,dc=com', '(&(objectClass=applicationProcess)(cn=user*))', [
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'scope' => Query::SCOPE_ONE,
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]);
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$final_results = $final_query->execute();
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$this->assertEquals($final_results->count(), 25);
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$this->assertEquals(\count($final_query->getResources()), 1);
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}
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} catch (LdapException $exc) {
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$this->markTestSkipped('Test LDAP server does not support pagination');
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}
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$this->destroyEntries($ldap, $entries);
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}
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private function setupTestUsers($ldap)
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{
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$entries = [];
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// Create 25 'users' that we'll query for in different page sizes
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$em = $ldap->getEntryManager();
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for ($i = 0; $i < 25; ++$i) {
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$cn = sprintf('user%d', $i);
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$entry = new Entry(sprintf('cn=%s,dc=symfony,dc=com', $cn));
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$entry->setAttribute('objectClass', ['applicationProcess']);
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$entry->setAttribute('cn', [$cn]);
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try {
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$em->add($entry);
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} catch (LdapException $exc) {
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// ignored
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}
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$entries[] = $entry;
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}
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return $entries;
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}
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private function destroyEntries($ldap, $entries)
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{
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$em = $ldap->getEntryManager();
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foreach ($entries as $entry) {
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$em->remove($entry);
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}
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}
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public function testLdapPaginationLimits()
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{
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$ldap = new Adapter(array_merge($this->getLdapConfig(), static::PAGINATION_REQUIRED_CONFIG));
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$ldap->getConnection()->bind('cn=admin,dc=symfony,dc=com', 'symfony');
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$entries = $this->setupTestUsers($ldap);
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$low_max_query = $ldap->createQuery('dc=symfony,dc=com', '(&(objectClass=applicationProcess)(cn=user*))', [
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'scope' => Query::SCOPE_ONE,
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'pageSize' => 10,
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'maxItems' => 5,
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]);
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$high_max_query = $ldap->createQuery('dc=symfony,dc=com', '(&(objectClass=applicationProcess)(cn=user*))', [
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'scope' => Query::SCOPE_ONE,
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'pageSize' => 10,
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'maxItems' => 13,
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]);
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try {
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$low_max_results = $low_max_query->execute();
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$high_max_results = $high_max_query->execute();
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$this->assertEquals($low_max_results->count(), 5);
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$this->assertEquals($high_max_results->count(), 13);
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$this->assertEquals(\count($low_max_query->getResources()), 1);
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$this->assertEquals(\count($high_max_query->getResources()), 2);
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} catch (LdapException $exc) {
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$this->markTestSkipped('Test LDAP server does not support pagination');
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}
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$this->destroyEntries($ldap, $entries);
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}
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}

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