lepu-test-platform-web/node_modules/es5-ext/test/promise/lazy.js

47 lines
1.1 KiB
JavaScript

"use strict";
module.exports = function (t) {
if (typeof Promise !== "function") return null; // Run tests only in ES2015+ env
return {
"Delays execution": function (a, d) {
var invoked = false;
var promise = t(function (resolve) {
invoked = true;
setTimeout(function () { resolve(20); }, 10);
});
a(invoked, false);
setTimeout(function () {
a(invoked, false);
promise.then(function (value) {
a(value, 20);
setTimeout(d, 0); // Escape error swallowing
});
a(invoked, true);
}, 15);
},
"Passes rejection": function (a, d) {
var promise = t(function (resolve, reject) {
setTimeout(function () { reject(new Error("Stop")); }, 10);
});
promise.catch(function (error) {
a(error instanceof Error, true);
a(error.message, "Stop");
setTimeout(d, 0); // Escape error swallowing
});
},
"Passes sync exception": function (a, d) {
var promise = t(function () { throw new Error("Stop"); });
promise.catch(function (error) {
a(error instanceof Error, true);
a(error.message, "Stop");
setTimeout(d, 0); // Escape error swallowing
});
}
};
};