shlink-web-client/test/servers/services/ServersService.test.js

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2018-08-24 11:58:37 +03:00
import { ServersService } from '../../../src/servers/services/ServersService';
import sinon from 'sinon';
import { last } from 'ramda';
describe('ServersService', () => {
const servers = {
abc123: { id: 'abc123' },
def456: { id: 'def456' },
};
const createStorageMock = returnValue => ({
set: sinon.fake(),
get: sinon.fake.returns(returnValue),
});
describe('listServers', () => {
it('returns an empty object when servers are not found in storage', () => {
const storageMock = createStorageMock();
const service = new ServersService(storageMock);
const result = service.listServers();
expect(result).toEqual({});
expect(storageMock.get.callCount).toEqual(1);
expect(storageMock.set.callCount).toEqual(0);
});
it('returns value from storage when found', () => {
const storageMock = createStorageMock(servers);
const service = new ServersService(storageMock);
const result = service.listServers();
expect(result).toEqual(servers);
expect(storageMock.get.callCount).toEqual(1);
expect(storageMock.set.callCount).toEqual(0);
});
});
describe('findServerById', () => {
it('returns undefined when requested server is not found', () => {
const storageMock = createStorageMock(servers);
const service = new ServersService(storageMock);
const result = service.findServerById('ghi789');
expect(result).toBeUndefined();
expect(storageMock.get.callCount).toEqual(1);
expect(storageMock.set.callCount).toEqual(0);
});
it('returns server from list when found', () => {
const storageMock = createStorageMock(servers);
const service = new ServersService(storageMock);
const result = service.findServerById('abc123');
expect(result).toEqual({ id: 'abc123' });
expect(storageMock.get.callCount).toEqual(1);
expect(storageMock.set.callCount).toEqual(0);
});
});
describe('createServer', () => {
it('adds one server to the list', () => {
const storageMock = createStorageMock(servers);
const service = new ServersService(storageMock);
service.createServer({ id: 'ghi789' });
expect(storageMock.get.callCount).toEqual(1);
expect(storageMock.set.callCount).toEqual(1);
expect(last(storageMock.set.lastCall.args)).toEqual({
abc123: { id: 'abc123' },
def456: { id: 'def456' },
ghi789: { id: 'ghi789' },
});
});
});
describe('createServers', () => {
it('adds multiple servers to the list', () => {
const storageMock = createStorageMock(servers);
const service = new ServersService(storageMock);
service.createServers([{ id: 'ghi789' }, { id: 'jkl123' }]);
expect(storageMock.get.callCount).toEqual(1);
expect(storageMock.set.callCount).toEqual(1);
expect(last(storageMock.set.lastCall.args)).toEqual({
abc123: { id: 'abc123' },
def456: { id: 'def456' },
ghi789: { id: 'ghi789' },
jkl123: { id: 'jkl123' },
});
});
});
describe('deleteServer', () => {
it('removes one server from the list', () => {
const storageMock = createStorageMock(servers);
const service = new ServersService(storageMock);
service.deleteServer({ id: 'abc123' });
expect(storageMock.get.callCount).toEqual(1);
expect(storageMock.set.callCount).toEqual(1);
expect(last(storageMock.set.lastCall.args)).toEqual({
def456: { id: 'def456' },
});
});
});
});