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taimed/node_modules/promises-aplus-tests/lib/tests/2.3.1.js
2025-07-24 17:21:45 +08:00

35 lines
1008 B
JavaScript

"use strict";
var assert = require("assert");
var adapter = global.adapter;
var resolved = adapter.resolved;
var rejected = adapter.rejected;
var dummy = { dummy: "dummy" }; // we fulfill or reject with this when we don't intend to test against it
describe("2.3.1: If `promise` and `x` refer to the same object, reject `promise` with a `TypeError' as the reason.",
function () {
specify("via return from a fulfilled promise", function (done) {
var promise = resolved(dummy).then(function () {
return promise;
});
promise.then(null, function (reason) {
assert(reason instanceof TypeError);
done();
});
});
specify("via return from a rejected promise", function (done) {
var promise = rejected(dummy).then(null, function () {
return promise;
});
promise.then(null, function (reason) {
assert(reason instanceof TypeError);
done();
});
});
});