test_total_changes

src/lib.rs

@@ -1703,6 +1703,27 @@ mod test {
         Ok(())
     }
 
+    #[test]
+    fn test_total_changes() -> Result<()> {
+        let db = Connection::open_in_memory()?;
+        let sql = "CREATE TABLE foo(x INTEGER PRIMARY KEY, value TEXT defaut '' NOT NULL,
+                                    desc TEXT default '');
+                   CREATE VIEW foo_bar AS SELECT x, desc FROM foo WHERE value = 'bar';
+                   CREATE TRIGGER INSERT_FOOBAR
+                   INSTEAD OF INSERT
+                   ON foo_bar
+                   BEGIN
+                       INSERT INTO foo VALUES(new.x, 'bar', new.desc);
+                   END;";
+        db.execute_batch(sql)?;
+        let total_changes_before = db.total_changes();
+        let changes = db.prepare("INSERT INTO foo_bar VALUES(null, 'baz');")?.execute([])?;
+        let total_changes_after = db.total_changes();
+        assert_eq!(changes, 0);
+        assert_eq!(total_changes_after - total_changes_before, 1);
+        Ok(())
+    }
+
     #[test]
     fn test_is_autocommit() -> Result<()> {
         let db = Connection::open_in_memory()?;