+
+ /**
+ * 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;
+ }
+ }
+ }
+ }