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Query: `set_found_posts()` must run immediately after main query. 

If not run immediately after, the `SELECT FOUND_ROWS()` query might refer to
a different query, such as the one used to populate the post cache for a split
query.

Introduced in [37692].

Fixes #36687.

git-svn-id: https://develop.svn.wordpress.org/trunk@37721 602fd350-edb4-49c9-b593-d223f7449a82
This commit is contained in:
Boone Gorges 2016-06-16 02:00:02 +00:00
parent b1f3926bcb
commit e1cfb25e79
2 changed files with 90 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
src/wp-includes/query.php
View File

@ -3641,17 +3641,17 @@ class WP_Query {
if ( $ids ) {
$this->posts = $ids;
$this->set_found_posts( $q, $limits );
_prime_post_caches( $ids, $q['update_post_term_cache'], $q['update_post_meta_cache'] );
} else {
$this->posts = array();
}
} else {
$this->posts = $wpdb->get_results( $this->request );
$this->set_found_posts( $q, $limits );
}
}
$this->set_found_posts( $q, $limits );
// Convert to WP_Post objects.
if ( $this->posts ) {
$this->posts = array_map( 'get_post', $this->posts );

88
tests/phpunit/tests/post/query.php
View File

@ -447,4 +447,92 @@ class Tests_Post_Query extends WP_UnitTestCase {
public function filter_found_posts( $posts ) {
return 1;
}
/**
* @ticket 36687
*/
public function test_set_found_posts_fields_ids() {
register_post_type( 'wptests_pt' );
$posts = self::factory()->post->create_many( 2, array( 'post_type' => 'wptests_pt' ) );
foreach ( $posts as $p ) {
clean_post_cache( $p );
}
$q = new WP_Query( array(
'post_type' => 'wptests_pt',
'posts_per_page' => 1,
'fields' => 'ids',
) );
$this->assertEquals( 2, $q->found_posts );
$this->assertEquals( 2, $q->max_num_pages );
}
/**
* @ticket 36687
*/
public function test_set_found_posts_fields_idparent() {
register_post_type( 'wptests_pt' );
$posts = self::factory()->post->create_many( 2, array( 'post_type' => 'wptests_pt' ) );
foreach ( $posts as $p ) {
clean_post_cache( $p );
}
$q = new WP_Query( array(
'post_type' => 'wptests_pt',
'posts_per_page' => 1,
'fields' => 'id=>parent',
) );
$this->assertEquals( 2, $q->found_posts );
$this->assertEquals( 2, $q->max_num_pages );
}
/**
* @ticket 36687
*/
public function test_set_found_posts_fields_split_the_query() {
register_post_type( 'wptests_pt' );
$posts = self::factory()->post->create_many( 2, array( 'post_type' => 'wptests_pt' ) );
foreach ( $posts as $p ) {
clean_post_cache( $p );
}
add_filter( 'split_the_query', '__return_true' );
$q = new WP_Query( array(
'post_type' => 'wptests_pt',
'posts_per_page' => 1,
) );
remove_filter( 'split_the_query', '__return_true' );
$this->assertEquals( 2, $q->found_posts );
$this->assertEquals( 2, $q->max_num_pages );
}
/**
* @ticket 36687
*/
public function test_set_found_posts_fields_not_split_the_query() {
register_post_type( 'wptests_pt' );
$posts = self::factory()->post->create_many( 2, array( 'post_type' => 'wptests_pt' ) );
foreach ( $posts as $p ) {
clean_post_cache( $p );
}
// ! $split_the_query
add_filter( 'split_the_query', '__return_false' );
$q = new WP_Query( array(
'post_type' => 'wptests_pt',
'posts_per_page' => 1,
) );
remove_filter( 'split_the_query', '__return_false' );
$this->assertEquals( 2, $q->found_posts );
$this->assertEquals( 2, $q->max_num_pages );
}
}