mirror of
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33 lines
995 B
Rust
33 lines
995 B
Rust
use futures::future::Future;
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use js_sys::{Object, Promise};
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use wasm_bindgen::prelude::*;
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use wasm_bindgen::JsCast;
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use wasm_bindgen_futures::JsFuture;
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use wasm_bindgen_test::*;
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use web_sys::Event;
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#[wasm_bindgen(module = "./tests/wasm/event.js")]
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extern "C" {
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fn new_event() -> Promise;
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}
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#[wasm_bindgen_test(async)]
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fn event() -> impl Future<Item = (), Error = JsValue> {
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JsFuture::from(new_event()).map(Event::from).map(|event| {
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// All DOM interfaces should inherit from `Object`.
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assert!(event.is_instance_of::<Object>());
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let _: &Object = event.as_ref();
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// These should match `new Event`.
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assert!(event.bubbles());
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assert!(event.cancelable());
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assert!(event.composed());
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// The default behavior not initially prevented, but after
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// we call `prevent_default` it better be.
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assert!(!event.default_prevented());
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event.prevent_default();
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assert!(event.default_prevented());
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})
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}
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