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Make sure that bookmark sort is consistent, even with equal timestamps

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Fixes #1348
This commit is contained in:
ArthurHoaro 2019-08-07 13:18:02 +02:00
parent 1a6d61766a
commit 9f9627059a
2 changed files with 40 additions and 2 deletions
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7
application/bookmark/LinkDB.php
View file

@ -102,7 +102,7 @@ public function __construct(
$isLoggedIn,
$hidePublicLinks
) {
$this->datastore = $datastore;
$this->loggedIn = $isLoggedIn;
$this->hidePublicLinks = $hidePublicLinks;
@ -415,7 +415,7 @@ public function filterSearch(
$visibility = 'all',
$untaggedonly = false
) {
// Filter link database according to parameters.
$searchtags = isset($filterRequest['searchtags']) ? escape($filterRequest['searchtags']) : '';
$searchterm = isset($filterRequest['searchterm']) ? escape($filterRequest['searchterm']) : '';
@ -533,6 +533,9 @@ public function reorder($order = 'DESC')
if (isset($a['sticky']) && isset($b['sticky']) && $a['sticky'] !== $b['sticky']) {
return $a['sticky'] ? -1 : 1;
}
if ($a['created'] == $b['created']) {
return $a['id'] < $b['id'] ? 1 * $order : -1 * $order;
}
return $a['created'] < $b['created'] ? 1 * $order : -1 * $order;
});

35
tests/bookmark/LinkDBTest.php
View file

@ -619,4 +619,39 @@ public function testCountLinkPerTagPrivateWithFilter()
$this->assertEquals($expected, $tags, var_export($tags, true));
}
/**
* Make sure that bookmarks with the same timestamp have a consistent order:
* if their creation date is equal, bookmarks are sorted by ID DESC.
*/
public function testConsistentOrder()
{
$nextId = 42;
$creation = DateTime::createFromFormat('Ymd_His', '20190807_130444');
$linkDB = new LinkDB(self::$testDatastore, true, false);
for ($i = 0; $i < 4; ++$i) {
$linkDB[$nextId + $i] = [
'id' => $nextId + $i,
'url' => 'http://'. $i,
'created' => $creation,
'title' => true,
'description' => true,
'tags' => true,
];
}
// Check 4 new links 4 times
for ($i = 0; $i < 4; ++$i) {
$linkDB->save('tests');
$linkDB = new LinkDB(self::$testDatastore, true, false);
$count = 3;
foreach ($linkDB as $link) {
$this->assertEquals($nextId + $count, $link['id']);
$this->assertEquals('http://'. $count, $link['url']);
if (--$count < 0) {
break;
}
}
}
}
}