Ticket #29911: 29911.test.patch

tests/phpunit/tests/term.php

@@ -713 +713 @@
 
                 $this->assertSame( 0, $created_term->term_group );
         }
+
+        public function test_wp_delete_term_should_invalidate_cache_for_child_terms() {
+                register_taxonomy( 'wptests_tax', 'post', array(
+                        'hierarchical' => true,
+                ) );
+
+                $parent = $this->factory->term->create( array(
+                        'taxonomy' => 'wptests_tax',
+                ) );
+
+                $child = $this->factory->term->create( array(
+                        'taxonomy' => 'wptests_tax',
+                        'parent' => $parent,
+                ) );
+
+                // Prime the cache.
+                $child_term = get_term( $child, 'wptests_tax' );
+                $this->assertSame( $parent, $child_term->parent );
+
+                wp_delete_term( $parent, 'wptests_tax' );
+                $child_term = get_term( $child, 'wptests_tax' );
+                $this->assertSame( 0, $child_term->parent );
+        }
+
         /**
          * @ticket 5381
          */