Unify temp schema quotes, add DROP TEMPORARY TABLE test

Author: JanJakes

tests/WP_SQLite_Driver_Translation_Tests.php

@@ -508,6 +508,19 @@ public function testCreateTemporaryTable(): void {
 		);
 	}
 
+	public function testDropTemporaryTable(): void {
+		$this->assertQuery(
+			'DROP TABLE `temp`.`t`',
+			'DROP TEMPORARY TABLE t'
+		);
+
+		// With IF NOT EXISTS.
+		$this->assertQuery(
+			'DROP TABLE IF EXISTS `temp`.`t`',
+			'DROP TEMPORARY TABLE IF EXISTS t'
+		);
+	}
+
 	public function testAlterTableAddColumn(): void {
 		$this->driver->query( 'CREATE TABLE t (id INT)' );
 		$this->assertQuery(

wp-includes/sqlite-ast/class-wp-sqlite-driver.php

@@ -1195,7 +1195,7 @@ private function execute_drop_table_statement( WP_Parser_Node $node ): void {
 				// Replace table list with the current table reference.
 				if ( ! $is_token && 'tableRefList' === $child->rule_name ) {
 					// Add a "temp." schema prefix for temporary tables.
-					$prefix = $is_temporary ? '"temp".' : '';
+					$prefix = $is_temporary ? '`temp`.' : '';
 					$part   = $prefix . $this->translate( $table_ref );
 				} else {
 					$part = $this->translate( $child );