Ticket #48772: 48772.2.diff

src/wp-includes/comment-template.php

@@ -886 +886 @@
  * Display the language string for the number of comments the current post has.
  *
  * @since 4.0.0
+ * @since 5.4 Added `$post_id` as the fourth parameter to allow the usage of the function outside the loop.
  *
  * @param string $zero Optional. Text for no comments. Default false.
  * @param string $one  Optional. Text for one comment. Default false.
  * @param string $more Optional. Text for more than one comment. Default false.
+ * @param int|WP_Post $post_id Optional. Post ID or WP_Post object. Default is the global `$post`.
+ * @return string Language string for the number of comments a post has.
  */
-function get_comments_number_text( $zero = false, $one = false, $more = false ) {
-        $number = get_comments_number();
+function get_comments_number_text( $zero = false, $one = false, $more = false, $post_id = 0 ) {
+        $number = get_comments_number( $post_id );
 
         if ( $number > 1 ) {
                 if ( false === $more ) {

tests/phpunit/tests/comment/template.php

@@ -52 +52 @@
 
         }
 
+        /**
+         * @ticket 48772
+         */
+        function test_get_comments_number_text_outside_loop() {
+                $post_id = $this->factory->post->create();
+                $this->factory->comment->create_post_comments( $post_id, 6 );
+
+                $comments_number_text = get_comments_number_text( false, false, false, $post_id );
+
+                $this->assertEquals( sprintf( _n( '%s Comment', '%s Comments', 6 ), '6' ), $comments_number_text );
+        }
+
         /**
          * @ticket 13651
          * @dataProvider data_get_comments_number_text_declension