//! A provider may add its first optional named parameter.
use serde_json::json;
#[test]
fn first_optional_param_is_compatible() {
    let consumer =
        json!({"methods":[{"name":"status","params":[],"result":{"schema":{"type":"string"}}}]});
    let mut provider = consumer.clone();
    provider["methods"][0]["params"] =
        json!([{"name":"detail","required":false,"schema":{"type":"boolean"}}]);
    provider["methods"][0]["x-sausage-params"] =
        json!({"type":"object","properties":{"detail":{"type":"boolean"}}});
    assert!(sausage_interface::compat::check(&consumer, &provider).is_empty());
}