wasm-bindgen/tests/wasm/truthy_falsy.rs

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2019-08-08 10:17:38 +03:00
use wasm_bindgen::prelude::*;
use wasm_bindgen_test::*;
2019-07-02 19:44:06 +03:00
#[wasm_bindgen_test]
fn test_is_truthy() {
assert_eq!(JsValue::from(0).is_truthy(), false);
assert_eq!(JsValue::from("".to_string()).is_truthy(), false);
assert_eq!(JsValue::from(false).is_truthy(), false);
assert_eq!(JsValue::NULL.is_truthy(), false);
assert_eq!(JsValue::UNDEFINED.is_truthy(), false);
assert_eq!(JsValue::from(10).is_truthy(), true);
assert_eq!(JsValue::from("null".to_string()).is_truthy(), true);
assert_eq!(JsValue::from(true).is_truthy(), true);
}
#[wasm_bindgen_test]
fn test_is_falsy() {
assert_eq!(JsValue::from(0).is_falsy(), true);
assert_eq!(JsValue::from("".to_string()).is_falsy(), true);
assert_eq!(JsValue::from(false).is_falsy(), true);
assert_eq!(JsValue::NULL.is_falsy(), true);
assert_eq!(JsValue::UNDEFINED.is_falsy(), true);
assert_eq!(JsValue::from(10).is_falsy(), false);
assert_eq!(JsValue::from("null".to_string()).is_falsy(), false);
assert_eq!(JsValue::from(true).is_falsy(), false);
}