Youtube listener done + somes tests
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@@ -1,7 +1,11 @@
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// tested class
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import { YoutubeListenerRss } from "./../src/";
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import { YoutubeListenerRss } from "../";
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// Unit test
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import path from "path";
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import events from "events";
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import nock from "nock";
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import * as chai from "chai";
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import sinon from "ts-sinon";
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@@ -11,90 +15,122 @@ chai.use(sinonChai);
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const expect = chai.expect;
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// default value (more easy when it's aliases)
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const default_channel_ID = "UCh2YBKhYIy-_LtfCIn2Jycg";
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const default_timeloop = 15;
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const defaultChannelID = "UCh2YBKhYIy-_LtfCIn2Jycg";
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const defaultTimeloop = 15;
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const defaultHistory = ["https://www.youtube.com/watch?v=OYoZgsyu7tw"];
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// expected value during my test
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const expected_default_address = "http://www.youtube.com/feeds/videos.xml?channel_id=".concat(
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default_channel_ID
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);
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const expected_custom_fields = {
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const expectedChannelAddress = `https://www.youtube.com/feeds/videos.xml?channel_id=${defaultChannelID}`;
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const expectedCustomFields = {
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description: ["media:group", "media:description"],
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icon: ["media:group", "media:thumbnail"],
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};
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const expected_resolve_fetch = {}; // TODO charger le fichier "youtube_feed.rss"
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const expectedElmts = require("./RessourcesTest/expectedElmts.json");
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const expectedFirstElmt = expectedElmts[0];
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const expectedLastElmt = expectedElmts[1];
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// let's test
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describe("test ytbListener_RSS class", function () {
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describe("test constructor", function () {
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it("construct with 2 params", function () {
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it("construct with 3 params", function () {
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// given
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const listener = new YoutubeListenerRss(
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default_channel_ID,
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default_timeloop // 15 sec
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defaultChannelID,
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defaultTimeloop, // 15 sec
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defaultHistory
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);
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// assertions
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expect(listener.address).to.be.eql(expected_default_address);
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expect(listener.timeloop).to.be.eql(default_timeloop);
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expect(listener.customfields).to.be.eql(expected_custom_fields);
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expect(listener.address).to.be.eql(expectedChannelAddress);
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expect(listener.timeloop).to.be.eql(defaultTimeloop);
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expect(listener.customfields).to.be.eql(expectedCustomFields);
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expect(listener.lastEntriesLinks).to.be.eql(defaultHistory);
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});
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it("construct with 1 params (without timeloop)", function () {
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it("construct with 2 params (without history)", function () {
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// given
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const listener = new YoutubeListenerRss(
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default_channel_ID,
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default_timeloop // 15 sec
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defaultChannelID,
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defaultTimeloop // 15 sec
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);
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// assertions
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expect(listener.address).to.be.eql(expected_default_address);
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expect(listener.address).to.be.eql(expectedChannelAddress);
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expect(listener.timeloop).to.be.eql(defaultTimeloop);
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expect(listener.customfields).to.be.eql(expectedCustomFields);
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});
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it("construct with 1 params (without history and timeloop)", function () {
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// given
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const listener = new YoutubeListenerRss(defaultChannelID);
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// assertions
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expect(listener.address).to.be.eql(expectedChannelAddress);
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expect(listener.timeloop).to.be.eql(5 * 60);
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expect(listener.customfields).to.be.eql(expected_custom_fields);
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expect(listener.customfields).to.be.eql(expectedCustomFields);
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});
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});
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describe("test fetch", function () {
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describe("integration test", function () {
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beforeEach(function () {
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nock.disableNetConnect();
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});
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afterEach(function () {
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nock.cleanAll();
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});
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it("fetches", async function () {
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// given
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nock.disableNetConnect();
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nock("http://www.youtube.com")
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nock("https://www.youtube.com")
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.get("/feeds/videos.xml?channel_id=UCh2YBKhYIy-_LtfCIn2Jycg")
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.replyWithFile(200, __dirname + "RessourcesTest/youtube_feed.rss", {
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"content-type": "text/xml",
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charset: "UTF-8",
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});
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.replyWithFile(
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200,
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path.join(__dirname, "RessourcesTest/youtube_feed.rss"),
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{
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"content-type": "text/xml",
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charset: "UTF-8",
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}
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);
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const listener = new YoutubeListenerRss(
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default_channel_ID,
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default_timeloop
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defaultChannelID,
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defaultTimeloop
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);
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//when
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const res = await listener.fetchRSS();
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// assertion
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expect(res).to.be.eql(expected_resolve_fetch);
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expect(res.items[0]).to.be.eql(expectedFirstElmt);
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expect(res.items[res.items.length - 1]).to.be.eql(expectedLastElmt);
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});
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});
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describe("start", function () {
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it("fetches with start (bad name, find a better)", async function () {
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/**
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* This test will test the usage of the librairie with, in the order
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* - 1 fetch of the original document (here trigger update and new_entries events)
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* - 1 fetch with the original document and a new entry (here trigger update and new_entries events)
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* - 1 fetch of the previous document (here trigger update events)
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*/
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it("fetches with start loop in 3 times", async function () {
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// given
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const clock = sinon.useFakeTimers();
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nock.disableNetConnect();
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nock("http://www.youtube.com")
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nock("https://www.youtube.com")
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.get("/feeds/videos.xml?channel_id=UCh2YBKhYIy-_LtfCIn2Jycg")
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.replyWithFile(200, __dirname + "RessourcesTest/youtube_feed.rss", {
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"content-type": "text/xml",
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charset: "UTF-8",
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});
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.replyWithFile(
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200,
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path.join(__dirname, "RessourcesTest/youtube_feed.rss"),
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{
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"content-type": "text/xml",
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charset: "UTF-8",
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}
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);
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const listener = new YoutubeListenerRss(
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default_channel_ID,
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default_timeloop
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defaultChannelID,
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defaultTimeloop
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);
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// spy
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@@ -103,29 +139,200 @@ describe("test ytbListener_RSS class", function () {
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// start timer
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listener.on("update", updateListenerSpy);
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listener.on("newnEntries", newEntriesListenerSpy);
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listener.on("newEntries", newEntriesListenerSpy);
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listener.start();
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// when
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await clock.tickAsync(1);
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await events.once(listener, "update");
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// assertion
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expect(updateListenerSpy).to.have.been.calledOnce;
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expect(updateListenerSpy).to.have.been.calledWith(expected_resolve_fetch);
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expect(updateListenerSpy.firstCall.args[0])
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.to.have.property("items")
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.that.deep.include.members([expectedFirstElmt, expectedLastElmt]);
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expect(newEntriesListenerSpy).to.have.been.called;
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expect(
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newEntriesListenerSpy.firstCall.args[0]
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).that.deep.include.members([expectedFirstElmt, expectedLastElmt]);
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expect(updateListenerSpy.firstCall.args[0].items.length).to.be.eql(
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newEntriesListenerSpy.firstCall.args[0].length
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);
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// todo update the rss feed
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// Fake RSS entry to simulate an update
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const newEntry = expectedElmts[2];
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nock("https://www.youtube.com")
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.get("/feeds/videos.xml?channel_id=UCh2YBKhYIy-_LtfCIn2Jycg")
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.replyWithFile(
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200,
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path.join(__dirname, "RessourcesTest/youtube_feed_new_entries.rss"),
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{
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"content-type": "text/xml",
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charset: "UTF-8",
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}
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);
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// when
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await clock.tickAsync(default_timeloop + 1);
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await clock.tickAsync(15000);
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await events.once(listener, "update");
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// assertion
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expect(updateListenerSpy).to.have.been.calledTwice;
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expect(updateListenerSpy).to.have.been.calledWith(expected_resolve_fetch);
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expect(newEntriesListenerSpy).to.have.been.calledOnce;
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expect(
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newEntriesListenerSpy
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).to.have.been.calledWith(/* Put the added item */);
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expect(updateListenerSpy.secondCall.args[0])
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.to.have.property("items")
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.that.deep.include.members([
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expectedFirstElmt,
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expectedLastElmt,
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newEntry,
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]);
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expect(newEntriesListenerSpy).to.have.been.calledTwice;
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expect(updateListenerSpy.secondCall.args[0])
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.to.have.property("items")
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.that.deep.include.members([newEntry]);
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// when
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nock("https://www.youtube.com")
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.get("/feeds/videos.xml?channel_id=UCh2YBKhYIy-_LtfCIn2Jycg")
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.replyWithFile(
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200,
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path.join(__dirname, "RessourcesTest/youtube_feed_new_entries.rss"),
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{
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"content-type": "text/xml",
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charset: "UTF-8",
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}
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);
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await clock.tickAsync(15000);
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await events.once(listener, "update");
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// assertion
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expect(updateListenerSpy).to.have.been.calledThrice;
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expect(updateListenerSpy.secondCall.args[0])
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.to.have.property("items")
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.that.deep.include.members([
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expectedFirstElmt,
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expectedLastElmt,
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newEntry,
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]);
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expect(newEntriesListenerSpy).to.not.have.been.calledThrice;
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// then
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listener.stop();
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});
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/**
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* This test will test the usage of the librairie with, in the order
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* - 1 fetch of the original document (here trigger update and new_entries events)
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* - 1 fetch with the original document and a new entry (here trigger update and new_entries events)
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* - 1 fetch of the previous document (here trigger update events)
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*/
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it("fetches with start loop in 3 times and history is initialize", async function () {
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// given
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const clock = sinon.useFakeTimers();
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nock("https://www.youtube.com")
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.get("/feeds/videos.xml?channel_id=UCh2YBKhYIy-_LtfCIn2Jycg")
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.replyWithFile(
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200,
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path.join(__dirname, "RessourcesTest/youtube_feed.rss"),
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{
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"content-type": "text/xml",
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charset: "UTF-8",
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}
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);
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const listener = new YoutubeListenerRss(
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defaultChannelID,
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defaultTimeloop,
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defaultHistory
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);
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// spy
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const updateListenerSpy = sinon.spy();
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const newEntriesListenerSpy = sinon.spy();
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// start timer
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listener.on("update", updateListenerSpy);
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listener.on("newEntries", newEntriesListenerSpy);
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listener.start();
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// when
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await events.once(listener, "update");
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// assertion
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expect(updateListenerSpy).to.have.been.calledOnce;
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expect(updateListenerSpy.firstCall.args[0])
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.to.have.property("items")
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.that.deep.include.members([expectedFirstElmt, expectedLastElmt]);
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expect(newEntriesListenerSpy).to.have.been.called;
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expect(newEntriesListenerSpy.firstCall.args[0])
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.that.deep.include.members([expectedLastElmt])
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.and.that.not.deep.include.members([expectedFirstElmt]);
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expect(updateListenerSpy.firstCall.args[0].items.length).to.be.eql(
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newEntriesListenerSpy.firstCall.args[0].length + 1
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);
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// todo update the rss feed
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// Fake RSS entry to simulate an update
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const newEntry = expectedElmts[2];
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nock("https://www.youtube.com")
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.get("/feeds/videos.xml?channel_id=UCh2YBKhYIy-_LtfCIn2Jycg")
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.replyWithFile(
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200,
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path.join(__dirname, "RessourcesTest/youtube_feed_new_entries.rss"),
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{
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"content-type": "text/xml",
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charset: "UTF-8",
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}
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);
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// when
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await clock.tickAsync(15000);
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await events.once(listener, "update");
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// assertion
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expect(updateListenerSpy).to.have.been.calledTwice;
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expect(updateListenerSpy.secondCall.args[0])
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.to.have.property("items")
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.that.deep.include.members([
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expectedFirstElmt,
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expectedLastElmt,
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newEntry,
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]);
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expect(newEntriesListenerSpy).to.have.been.calledTwice;
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expect(updateListenerSpy.secondCall.args[0])
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.to.have.property("items")
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.that.deep.include.members([newEntry]);
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// when
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nock("https://www.youtube.com")
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.get("/feeds/videos.xml?channel_id=UCh2YBKhYIy-_LtfCIn2Jycg")
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.replyWithFile(
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200,
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path.join(__dirname, "RessourcesTest/youtube_feed_new_entries.rss"),
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{
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"content-type": "text/xml",
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charset: "UTF-8",
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}
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);
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await clock.tickAsync(15000);
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await events.once(listener, "update");
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// assertion
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expect(updateListenerSpy).to.have.been.calledThrice;
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expect(updateListenerSpy.secondCall.args[0])
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.to.have.property("items")
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.that.deep.include.members([
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expectedFirstElmt,
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expectedLastElmt,
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newEntry,
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]);
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expect(newEntriesListenerSpy).to.not.have.been.calledThrice;
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// then
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listener.stop();
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