1 use wasm_bindgen::prelude::*;
2 use wasm_bindgen_test::*;
3 use web_sys::Performance;
4 
5 #[wasm_bindgen]
6 extern "C" {
7     #[wasm_bindgen(js_name = performance)]
8     static PERFORMANCE: Performance;
9 }
10 
11 #[wasm_bindgen_test]
to_json()12 fn to_json() {
13     let perf = JsValue::from(PERFORMANCE.to_json());
14     assert!(perf.is_object());
15 }
16