152 lines
4.7 KiB
JavaScript
152 lines
4.7 KiB
JavaScript
"use strict";
|
||
|
||
var assert = require("assert");
|
||
var testRejected = require("./helpers/testThreeCases").testRejected;
|
||
|
||
var adapter = global.adapter;
|
||
var rejected = adapter.rejected;
|
||
var deferred = adapter.deferred;
|
||
|
||
var dummy = { dummy: "dummy" }; // we fulfill or reject with this when we don't intend to test against it
|
||
var sentinel = { sentinel: "sentinel" }; // a sentinel fulfillment value to test for with strict equality
|
||
|
||
describe("2.2.3: If `onRejected` is a function,", function () {
|
||
describe("2.2.3.1: it must be called after `promise` is rejected, with `promise`’s rejection reason as its " +
|
||
"first argument.", function () {
|
||
testRejected(sentinel, function (promise, done) {
|
||
promise.then(null, function onRejected(reason) {
|
||
assert.strictEqual(reason, sentinel);
|
||
done();
|
||
});
|
||
});
|
||
});
|
||
|
||
describe("2.2.3.2: it must not be called before `promise` is rejected", function () {
|
||
specify("rejected after a delay", function (done) {
|
||
var d = deferred();
|
||
var isRejected = false;
|
||
|
||
d.promise.then(null, function onRejected() {
|
||
assert.strictEqual(isRejected, true);
|
||
done();
|
||
});
|
||
|
||
setTimeout(function () {
|
||
d.reject(dummy);
|
||
isRejected = true;
|
||
}, 50);
|
||
});
|
||
|
||
specify("never rejected", function (done) {
|
||
var d = deferred();
|
||
var onRejectedCalled = false;
|
||
|
||
d.promise.then(null, function onRejected() {
|
||
onRejectedCalled = true;
|
||
done();
|
||
});
|
||
|
||
setTimeout(function () {
|
||
assert.strictEqual(onRejectedCalled, false);
|
||
done();
|
||
}, 150);
|
||
});
|
||
});
|
||
|
||
describe("2.2.3.3: it must not be called more than once.", function () {
|
||
specify("already-rejected", function (done) {
|
||
var timesCalled = 0;
|
||
|
||
rejected(dummy).then(null, function onRejected() {
|
||
assert.strictEqual(++timesCalled, 1);
|
||
done();
|
||
});
|
||
});
|
||
|
||
specify("trying to reject a pending promise more than once, immediately", function (done) {
|
||
var d = deferred();
|
||
var timesCalled = 0;
|
||
|
||
d.promise.then(null, function onRejected() {
|
||
assert.strictEqual(++timesCalled, 1);
|
||
done();
|
||
});
|
||
|
||
d.reject(dummy);
|
||
d.reject(dummy);
|
||
});
|
||
|
||
specify("trying to reject a pending promise more than once, delayed", function (done) {
|
||
var d = deferred();
|
||
var timesCalled = 0;
|
||
|
||
d.promise.then(null, function onRejected() {
|
||
assert.strictEqual(++timesCalled, 1);
|
||
done();
|
||
});
|
||
|
||
setTimeout(function () {
|
||
d.reject(dummy);
|
||
d.reject(dummy);
|
||
}, 50);
|
||
});
|
||
|
||
specify("trying to reject a pending promise more than once, immediately then delayed", function (done) {
|
||
var d = deferred();
|
||
var timesCalled = 0;
|
||
|
||
d.promise.then(null, function onRejected() {
|
||
assert.strictEqual(++timesCalled, 1);
|
||
done();
|
||
});
|
||
|
||
d.reject(dummy);
|
||
setTimeout(function () {
|
||
d.reject(dummy);
|
||
}, 50);
|
||
});
|
||
|
||
specify("when multiple `then` calls are made, spaced apart in time", function (done) {
|
||
var d = deferred();
|
||
var timesCalled = [0, 0, 0];
|
||
|
||
d.promise.then(null, function onRejected() {
|
||
assert.strictEqual(++timesCalled[0], 1);
|
||
});
|
||
|
||
setTimeout(function () {
|
||
d.promise.then(null, function onRejected() {
|
||
assert.strictEqual(++timesCalled[1], 1);
|
||
});
|
||
}, 50);
|
||
|
||
setTimeout(function () {
|
||
d.promise.then(null, function onRejected() {
|
||
assert.strictEqual(++timesCalled[2], 1);
|
||
done();
|
||
});
|
||
}, 100);
|
||
|
||
setTimeout(function () {
|
||
d.reject(dummy);
|
||
}, 150);
|
||
});
|
||
|
||
specify("when `then` is interleaved with rejection", function (done) {
|
||
var d = deferred();
|
||
var timesCalled = [0, 0];
|
||
|
||
d.promise.then(null, function onRejected() {
|
||
assert.strictEqual(++timesCalled[0], 1);
|
||
});
|
||
|
||
d.reject(dummy);
|
||
|
||
d.promise.then(null, function onRejected() {
|
||
assert.strictEqual(++timesCalled[1], 1);
|
||
done();
|
||
});
|
||
});
|
||
});
|
||
});
|