Overleaf/services/document-updater/test/acceptance/coffee/GettingProjectDocsTests.js

/*
 * decaffeinate suggestions:
 * DS101: Remove unnecessary use of Array.from
 * DS102: Remove unnecessary code created because of implicit returns
 * DS207: Consider shorter variations of null checks
 * Full docs: https://github.com/decaffeinate/decaffeinate/blob/master/docs/suggestions.md
 */
const sinon = require("sinon");
const chai = require("chai");
chai.should();
const {
    expect
} = chai;

const MockWebApi = require("./helpers/MockWebApi");
const DocUpdaterClient = require("./helpers/DocUpdaterClient");
const DocUpdaterApp = require("./helpers/DocUpdaterApp");

describe("Getting documents for project", function() {
	before(function(done) {
		this.lines = ["one", "two", "three"];
		this.version = 42;
		return DocUpdaterApp.ensureRunning(done);
	});

	describe("when project state hash does not match", function() {
		before(function(done) {
			this.projectStateHash = DocUpdaterClient.randomId();
			[this.project_id, this.doc_id] = Array.from([DocUpdaterClient.randomId(), DocUpdaterClient.randomId()]);

			MockWebApi.insertDoc(this.project_id, this.doc_id, {lines: this.lines, version: this.version});
			return DocUpdaterClient.preloadDoc(this.project_id, this.doc_id, error => {
				if (error != null) { throw error; }
				return DocUpdaterClient.getProjectDocs(this.project_id, this.projectStateHash, (error, res, returnedDocs)	=> {
					this.res = res;
					this.returnedDocs = returnedDocs;
					return done();
				});
			});
		});

		return it("should return a 409 Conflict response", function() {
			return this.res.statusCode.should.equal(409);
		});
	});


	describe("when project state hash matches", function() {
		before(function(done) {
			this.projectStateHash = DocUpdaterClient.randomId();
			[this.project_id, this.doc_id] = Array.from([DocUpdaterClient.randomId(), DocUpdaterClient.randomId()]);

			MockWebApi.insertDoc(this.project_id, this.doc_id, {lines: this.lines, version: this.version});
			return DocUpdaterClient.preloadDoc(this.project_id, this.doc_id, error => {
				if (error != null) { throw error; }
				return DocUpdaterClient.getProjectDocs(this.project_id, this.projectStateHash, (error, res0, returnedDocs0)	=> {
					// set the hash
					this.res0 = res0;
					this.returnedDocs0 = returnedDocs0;
					return DocUpdaterClient.getProjectDocs(this.project_id, this.projectStateHash, (error, res, returnedDocs)	=> {
						// the hash should now match
						this.res = res;
						this.returnedDocs = returnedDocs;
						return done();
					});
				});
			});
		});

		it("should return a 200 response", function() {
			return this.res.statusCode.should.equal(200);
		});

		return it("should return the documents", function() {
			return this.returnedDocs.should.deep.equal([ {_id: this.doc_id, lines: this.lines, v: this.version} ]);
	});
});


	return describe("when the doc has been removed", function() {
		before(function(done) {
			this.projectStateHash = DocUpdaterClient.randomId();
			[this.project_id, this.doc_id] = Array.from([DocUpdaterClient.randomId(), DocUpdaterClient.randomId()]);

			MockWebApi.insertDoc(this.project_id, this.doc_id, {lines: this.lines, version: this.version});
			return DocUpdaterClient.preloadDoc(this.project_id, this.doc_id, error => {
				if (error != null) { throw error; }
				return DocUpdaterClient.getProjectDocs(this.project_id, this.projectStateHash, (error, res0, returnedDocs0)	=> {
					// set the hash
					this.res0 = res0;
					this.returnedDocs0 = returnedDocs0;
					return DocUpdaterClient.deleteDoc(this.project_id, this.doc_id, (error, res, body) => {
					// delete the doc
						return DocUpdaterClient.getProjectDocs(this.project_id, this.projectStateHash, (error, res1, returnedDocs)	=> {
							// the hash would match, but the doc has been deleted
							this.res = res1;
							this.returnedDocs = returnedDocs;
							return done();
						});
					});
				});
			});
		});

		return it("should return a 409 Conflict response", function() {
			return this.res.statusCode.should.equal(409);
		});
	});
});