Add cron testing

Author: schlessera

composer.json

@@ -16,6 +16,7 @@
     },
     "require-dev": {
         "wp-cli/entity-command": "^1.3 || ^2",
+        "wp-cli/server-command": "^2.0",
         "wp-cli/wp-cli-tests": "^3.1"
     },
     "config": {

features/cron.feature

@@ -189,6 +189,40 @@ Feature: Manage WP-Cron events and schedules
       | name   | interval |
       | hourly | 3600     |
 
+  Scenario: Testing WP-Cron
+    Given a php.ini file:
+      """
+      error_log = {RUN_DIR}/server.log
+      log_errors = on
+      """
+    And I launch in the background `wp server --host=localhost --port=8080 --config=php.ini`
+    And a wp-content/mu-plugins/set_cron_site_url.php file:
+      """
+      <?php
+      add_filter( 'cron_request', static function ( $cron_request_array ) {
+        $cron_request_array['url']               = 'http://localhost:8080';
+        $cron_request_array['args']['sslverify'] = false;
+        return $cron_request_array;
+      } );
+      """
+
+    When I run `wp cron event schedule wp_cli_test_event_1 '+1 hour 5 minutes' --0=banana`
+    Then STDOUT should contain:
+      """
+      Success: Scheduled event with hook 'wp_cli_test_event_1'
+      """
+
+    When I run `wp cron test`
+    Then STDOUT should contain:
+      """
+      Success: WP-Cron spawning is working as expected.
+      """
+    And STDERR should not contain:
+      """
+      Error:
+      """
+    And the {RUN_DIR}/server.log file should not exist
+
   Scenario: Run multiple cron events
     When I try `wp cron event run`
     Then STDERR should be: