WP-CLI

Cron jobs can be tested using WP-CLI. It offers commands like wp cron event list and wp cron event run {job name}. Check the documentation for more details.

WP-Cron Management Plugins

Several plugins are available on the WordPress.org Plugin Directory for viewing, editing, and controlling the scheduled cron events and available schedules on your site.

_get_cron_array()

The _get_cron_array() function returns an array of all currently scheduled cron events. Use this function if you need to inspect the raw list of events.

wp_get_schedules()

The wp_get_schedules() function returns an array of available event recurrence schedules. Use this function if you need to inspect the raw list of available schedules.