Ticket #48384: 48384.diff

tests/phpunit/tests/post.php

@@ -1430 +1430 @@
                 $post = get_post( $post_id );
                 self::assertEquals( strtotime( gmdate( 'Y-m-d H:i:s' ) ), strtotime( $post->post_date_gmt ), 'The dates should be equal', 2 );
         }
+
+        /**
+         * @ticket
+         */
+        function test_get_post_time_with_id_returns_correct_time_after_timezone_change() {
+                // Make sure WordPress is set to UTC+0 and create a new post.
+                update_option( 'gmt_offset', 0 );
+                $post_id = self::factory()->post->create( array( 'post_date' => '2019-10-21 11:20:58' ) );
+                
+                // Change the timezine to UTC+2
+                update_option( 'gmt_offset', 2 );
+                
+                // Attempt to obtain the GMT post date (should be identical with the original post_date set above).
+                $this->assertEquals( '11:20:58', get_post_time( 'H:i:s', true, $post_id ) );
+        }
 }