Consistent use of Core's serialize/unserialize functions

includes/class-main.php

@@ -232,7 +232,7 @@ class Main extends Singleton {
 
 		return array(
 			'success' => true,
-			'message' => sprintf( __( 'Job with action `%1$s` and arguments `%2$s` completed in %3$d seconds.', 'wp-cron-control-revisited' ), $event['action'], serialize( $event['args'] ), $time_end - $time_start ),
+			'message' => sprintf( __( 'Job with action `%1$s` and arguments `%2$s` completed in %3$d seconds.', 'wp-cron-control-revisited' ), $event['action'], maybe_serialize( $event['args'] ), $time_end - $time_start ),
 		);
 	}
 

tests/test-cron-options-cpt.php

@@ -24,7 +24,7 @@ class WPCCR_Cron_Options_CPT_Test extends WP_UnitTestCase {
 		global $wpdb;
 
 		$event     = WP_Cron_Control_Revisited_Tests\Utils::create_test_event();
-		$post_name = sprintf( '%s-%s-%s', $event['timestamp'], md5( $event['action'] ), md5( serialize( $event['args'] ) ) );
+		$post_name = sprintf( '%s-%s-%s', $event['timestamp'], md5( $event['action'] ), md5( maybe_serialize( $event['args'] ) ) );
 
 		$entry = $wpdb->get_results( $wpdb->prepare( "SELECT * FROM $wpdb->posts WHERE post_type = %s AND post_status = %s AND post_name = %s LIMIT 1", WP_Cron_Control_Revisited\Cron_Options_CPT::POST_TYPE, WP_Cron_Control_Revisited\Cron_Options_CPT::POST_STATUS, $post_name ) );
 
@@ -34,7 +34,7 @@ class WPCCR_Cron_Options_CPT_Test extends WP_UnitTestCase {
 		$instance = maybe_unserialize( $entry->post_content_filtered );
 
 		$this->assertEquals( $event['action'], $instance['action'] );
-		$this->assertEquals( md5( serialize( $event['args'] ) ), $instance['instance'] );
+		$this->assertEquals( md5( maybe_serialize( $event['args'] ) ), $instance['instance'] );
 		WP_Cron_Control_Revisited_Tests\Utils::compare_arrays( $event['args'], $instance['args'], $this );
 	}
 

tests/test-rest-api.php

@@ -51,7 +51,7 @@ class WPCCR_REST_API_Test extends WP_UnitTestCase {
 				array(
 					'timestamp' => $ev['timestamp'],
 					'action'    => md5( $ev['action'] ),
-					'instance'  => md5( serialize( $ev['args'] ) ),
+					'instance'  => md5( maybe_serialize( $ev['args'] ) ),
 				),
 			),
 			'endpoint' => get_rest_url( null, WP_Cron_Control_Revisited\REST_API_NAMESPACE . '/' . WP_Cron_Control_Revisited\REST_API_ENDPOINT_RUN ),
@@ -64,7 +64,7 @@ class WPCCR_REST_API_Test extends WP_UnitTestCase {
 	public function test_run_event() {
 		$ev = WP_Cron_Control_Revisited_Tests\Utils::create_test_event();
 		$ev['action'] = md5( $ev['action'] );
-		$ev['instance'] = md5( serialize( $ev['args'] ) );
+		$ev['instance'] = md5( maybe_serialize( $ev['args'] ) );
 		$ev['secret'] = WP_CRON_CONTROL_SECRET;
 		unset( $ev['args'] );