Fix: Address WordPress PHPUnit regressions in RAND() casting and FOR UPDATE literal evaluations

Author: wp-fuse

integrations/plugin-compatibility/boot.php

@@ -30,8 +30,9 @@ function wp_sqlite_integration_plugin_compat( $query ) {
 
 	// 2. Global fallback for FOR UPDATE / SKIP LOCKED.
 	// This ensures the legacy driver natively ignores these locking constraints where SQLite faults.
+	// We use a strict end-of-query match to avoid destroying strings inside WHERE clauses.
 	if ( stripos( $query, 'FOR UPDATE' ) !== false ) {
-		$query = preg_replace( '/FOR\s+UPDATE.*/i', '', $query );
+		$query = preg_replace( '/\s+FOR\s+UPDATE(?:\s+(?:SKIP\s+LOCKED|NOWAIT))?\s*(?:;+)?\s*$/i', '', $query );
 	}
 
 	// 3. Action Scheduler specific compatibility fixes.

wp-includes/sqlite-ast/class-wp-pdo-mysql-on-sqlite.php

@@ -4371,7 +4371,7 @@ private function translate_function_call( WP_Parser_Node $node ): string {
 
 		switch ( $name ) {
 			case 'RAND':
-				return 'RANDOM()';
+				return '(ABS(RANDOM()) / 9223372036854775808.0)';
 			case 'DATE_FORMAT':
 				list ( $date, $mysql_format ) = $args;