Merge remote-tracking branch 'dhruvgoel92/ticket/11288-develop' into develop

* dhruvgoel92/ticket/11288-develop:
  [ticket/11288] Add unit test cases for foo-bar like queries
  [ticket/11288] Handle +,- without preceeding whitespace characters

phpBB/phpbb/search/fulltext_native.php

@@ -326,6 +326,12 @@ class fulltext_native extends \phpbb\search\base
 			$this->db->sql_freeresult($result);
 		}
 
+		// Handle +, - without preceeding whitespace character
+		$match		= array('#(\S)\+#', '#(\S)-#');
+		$replace	= array('$1 +', '$1 +');
+
+		$keywords = preg_replace($match, $replace, $keywords);
+
 		// now analyse the search query, first split it using the spaces
 		$query = explode(' ', $keywords);