serializetest2

use erased_serde;
use serde_json;

#[derive(Serialize)]
struct Event {
    data_point:     usize
}

#[derive(Serialize)]
struct Batch {
    field1:     String,
    field2:     String,
    events:     serde_json::Value
}

fn serialize_batch(events: Vec<Box<erased_serde::Serialize>>) -> String {
    let serialized = events.iter().map(|event| {
        let out: Vec<u8> = Vec::new();
        event.erased_serialize(&mut serde_json::ser::Serializer::new(out)).unwrap();
        json!(out)
    }).collect();
    serde_json::to_string(&Batch{field1: "a".to_string(), field2: "b".to_string(), events: serialized}).unwrap()
}

#[test]
fn test_serialize() {
    assert!(serialize_batch(vec!(Box::new(Event{data_point: 13}))).len() > 0);
}