Merge remote-tracking branch 'remotes/dhruvgoel92/ticket/10945-develop' into develop

* remotes/dhruvgoel92/ticket/10945-develop:
  [ticket/10945] Remove mark test incomplete for native search backend
  [ticket/10945] Fix Unit Tests as per new changes to split_keywords
  [ticket/10945] Remove mark test incomplete for mysql and postgres
  [ticket/10945] Fix return values for split_keywords function
  [ticket/10945] Display search query when search fails in native search
  [ticket/10945] remove trigger_error call

phpBB/phpbb/search/fulltext_native.php

@@ -325,7 +325,6 @@ class fulltext_native extends \phpbb\search\base
 			}
 			$this->db->sql_freeresult($result);
 		}
-		unset($exact_words);
 
 		// now analyse the search query, first split it using the spaces
 		$query = explode(' ', $keywords);
@@ -451,23 +450,9 @@ class fulltext_native extends \phpbb\search\base
 					$this->{$mode . '_ids'}[] = $words[$word];
 				}
 			}
-			// throw an error if we shall not ignore unexistant words
+			else
-			else if (!$ignore_no_id)
 			{
 				if (!isset($common_ids[$word]))
-				{
-					$len = utf8_strlen($word);
-					if ($len >= $this->word_length['min'] && $len <= $this->word_length['max'])
-					{
-						trigger_error(sprintf($this->user->lang['WORD_IN_NO_POST'], $word));
-					}
-					else
-					{
-						$this->common_words[] = $word;
-					}
-				}
-			}
-			else
 				{
 					$len = utf8_strlen($word);
 					if ($len < $this->word_length['min'] || $len > $this->word_length['max'])
@@ -476,14 +461,10 @@ class fulltext_native extends \phpbb\search\base
 					}
 				}
 			}
-
-		// we can't search for negatives only
-		if (!sizeof($this->must_contain_ids))
-		{
-			return false;
 		}
 
-		if (!empty($this->search_query))
+		// Return true if all words are not common words
+		if (sizeof($exact_words) - sizeof($this->common_words) > 0)
 		{
 			return true;
 		}
@@ -518,6 +499,12 @@ class fulltext_native extends \phpbb\search\base
 			return false;
 		}
 
+		// we can't search for negatives only
+		if (empty($this->must_contain_ids))
+		{
+			return false;
+		}
+
 		$must_contain_ids = $this->must_contain_ids;
 		$must_not_contain_ids = $this->must_not_contain_ids;
 		$must_exclude_one_ids = $this->must_exclude_one_ids;

phpBB/search.php

@@ -527,12 +527,6 @@ if ($keywords || $author || $author_id || $search_id || $submit)
 		$total_match_count = $search->author_search($show_results, $firstpost_only, $sort_by_sql, $sort_key, $sort_dir, $sort_days, $ex_fid_ary, $m_approve_posts_fid_sql, $topic_id, $author_id_ary, $sql_author_match, $id_ary, $start, $per_page);
 	}
 
-	// For some searches we need to print out the "no results" page directly to allow re-sorting/refining the search options.
-	if (!sizeof($id_ary) && !$search_id)
-	{
-		trigger_error('NO_SEARCH_RESULTS');
-	}
-
 	$sql_where = '';
 
 	if (sizeof($id_ary))

tests/functional/search/mysql_test.php

@@ -16,8 +16,4 @@ class phpbb_functional_search_mysql_test extends phpbb_functional_search_base
 {
 	protected $search_backend = '\phpbb\search\fulltext_mysql';
 
-	protected function assert_search_not_found($keywords)
-	{
-		$this->markTestIncomplete('MySQL search when fails doesn\'t show the search query');
-	}
 }

tests/functional/search/native_test.php

@@ -15,9 +15,4 @@ require_once dirname(__FILE__) . '/base.php';
 class phpbb_functional_search_native_test extends phpbb_functional_search_base
 {
 	protected $search_backend = '\phpbb\search\fulltext_native';
-
-	protected function assert_search_not_found($keywords)
-	{
-		$this->markTestIncomplete('Native search when fails doesn\'t show the search query');
-	}
 }

tests/functional/search/postgres_test.php

@@ -16,8 +16,4 @@ class phpbb_functional_search_postgres_test extends phpbb_functional_search_base
 {
 	protected $search_backend = '\phpbb\search\fulltext_postgres';
 
-	protected function assert_search_not_found($keywords)
-	{
-		$this->markTestIncomplete('Postgres search when fails doesn\'t show the search query');
-	}
 }

tests/search/native_test.php

@@ -106,17 +106,17 @@ class phpbb_search_native_test extends phpbb_search_test_case
 			array(
 				'-foo',
 				'all',
-				false,
+				true,
-				null,
+				array(),
-				null,
+				array(1),
 				array(),
 			),
 			array(
 				'-foo -bar',
 				'all',
-				false,
+				true,
-				null,
+				array(),
-				null,
+				array(1, 2),
 				array(),
 			),
 			// all common