public void ExecuteTest()
{
var db = new MockDb();
db.Record.json = "{}";
var op = new DbOperation(string.Empty, string.Empty);
op.Transforms.Add(new JsonTransformation("json", "json.test = 123;", format: false));
op.Execute(db);
Assert.AreEqual(db.Record.json, "{\"test\":123}");
}