import AuthFlow from 'services/authFlow/AuthFlow'; import AbstractState from 'services/authFlow/AbstractState'; import OAuthState from 'services/authFlow/OAuthState'; import RegisterState from 'services/authFlow/RegisterState'; import RecoverPasswordState from 'services/authFlow/RecoverPasswordState'; import ForgotPasswordState from 'services/authFlow/ForgotPasswordState'; import ActivationState from 'services/authFlow/ActivationState'; import ResendActivationState from 'services/authFlow/ResendActivationState'; import LoginState from 'services/authFlow/LoginState'; // TODO: navigate and state switching describe('AuthFlow', () => { let flow; let actions; beforeEach(() => { actions = {test: sinon.stub()}; actions.test.returns('passed'); flow = new AuthFlow(actions); }); it('throws when no actions provided', () => { expect(() => new AuthFlow()).to.throw('AuthFlow requires an actions object'); }); it('should not allow to mutate actions', () => { expect(() => flow.actions.foo = 'bar').to.throw(/readonly/); expect(() => flow.actions.test = 'hacked').to.throw(/readonly/); }); describe('#setState', () => { it('should change state', () => { const state = new AbstractState(); flow.setState(state); expect(flow.state).to.be.equal(state); }); it('should call #enter() on new state and pass reference to itself', () => { const state = new AbstractState(); const spy = sinon.spy(state, 'enter'); flow.setState(state); sinon.assert.calledWith(spy, flow); sinon.assert.calledOnce(spy); }); it('should call `leave` on previous state if any', () => { class State1 extends AbstractState {} class State2 extends AbstractState {} const state1 = new State1(); const state2 = new State2(); const spy1 = sinon.spy(state1, 'leave'); const spy2 = sinon.spy(state2, 'leave'); flow.setState(state1); flow.setState(state2); sinon.assert.calledWith(spy1, flow); sinon.assert.calledOnce(spy1); sinon.assert.notCalled(spy2); }); it('should return promise, if #enter returns it', () => { const state = new AbstractState(); const expected = Promise.resolve(); state.enter = () => expected; const actual = flow.setState(state); expect(actual).to.be.equal(expected); }); it('should throw if no state', () => { expect(() => flow.setState()).to.throw('State is required'); }); }); describe('#run', () => { let store; beforeEach(() => { store = { getState() {}, dispatch: sinon.stub() }; flow.setStore(store); }); it('should dispatch an action', () => { flow.run('test'); sinon.assert.calledOnce(store.dispatch); sinon.assert.calledWith(store.dispatch, 'passed'); }); it('should dispatch an action with payload given', () => { flow.run('test', 'arg'); sinon.assert.calledOnce(actions.test); sinon.assert.calledWith(actions.test, 'arg'); }); it('should return action dispatch result', () => { const expected = 'dispatch called'; store.dispatch.returns(expected); expect(flow.run('test')).to.be.equal(expected); }); it('throws when running unexisted action', () => { expect(() => flow.run('123')).to.throw('Action 123 does not exists'); }); }); describe('#goBack', () => { it('should call goBack on state passing itself as argument', () => { const state = new AbstractState(); sinon.stub(state, 'goBack'); flow.setState(state); flow.goBack(); sinon.assert.calledOnce(state.goBack); sinon.assert.calledWith(state.goBack, flow); }); }); describe('#resolve', () => { it('should call resolve on state passing itself and payload as arguments', () => { const state = new AbstractState(); sinon.stub(state, 'resolve'); flow.setState(state); const expectedPayload = {foo: 'bar'}; flow.resolve(expectedPayload); sinon.assert.calledOnce(state.resolve); sinon.assert.calledWithExactly(state.resolve, flow, expectedPayload); }); }); describe('#reject', () => { it('should call reject on state passing itself and payload as arguments', () => { const state = new AbstractState(); sinon.stub(state, 'reject'); flow.setState(state); const expectedPayload = {foo: 'bar'}; flow.reject(expectedPayload); sinon.assert.calledOnce(state.reject); sinon.assert.calledWithExactly(state.reject, flow, expectedPayload); }); }); describe('#handleRequest()', () => { beforeEach(() => { sinon.stub(flow, 'setState'); sinon.stub(flow, 'run'); }); Object.entries({ '/': LoginState, '/login': LoginState, '/password': LoginState, '/change-password': LoginState, '/oauth/permissions': LoginState, '/oauth/finish': LoginState, '/oauth': OAuthState, '/register': RegisterState, '/recover-password': RecoverPasswordState, '/recover-password/key123': RecoverPasswordState, '/forgot-password': ForgotPasswordState, '/activation': ActivationState, '/resend-activation': ResendActivationState }).forEach(([path, type]) => { it(`should transition to ${type.name} if ${path}`, () => { flow.handleRequest(path); sinon.assert.calledOnce(flow.setState); sinon.assert.calledWithExactly(flow.setState, sinon.match.instanceOf(type)); }); }); it('should run setOAuthRequest if /', () => { flow.handleRequest('/'); sinon.assert.calledOnce(flow.run); sinon.assert.calledWithExactly(flow.run, 'setOAuthRequest', {}); }); it('should call callback', () => { const callback = sinon.stub(); flow.handleRequest('/', () => {}, callback); sinon.assert.calledOnce(callback); }); it('should not call callback till returned from #enter() promise will be resolved', () => { let resolve; const promise = {then: (cb) => {resolve = cb;}}; const callback = sinon.stub(); const state = new AbstractState(); state.enter = () => promise; flow.setState = AuthFlow.prototype.setState.bind(flow, state); flow.handleRequest('/', () => {}, callback); expect(resolve).to.be.a('function'); sinon.assert.notCalled(callback); resolve(); sinon.assert.calledOnce(callback); }); it('should not handle the same request twice', () => { const path = '/oauth'; const callback = sinon.stub(); flow.handleRequest(path, () => {}, callback); flow.handleRequest(path, () => {}, callback); sinon.assert.calledOnce(flow.setState); sinon.assert.calledTwice(callback); sinon.assert.calledWithExactly(flow.setState, sinon.match.instanceOf(OAuthState)); }); it('throws if unsupported request', () => { expect(() => flow.handleRequest('/foo/bar')).to.throw('Unsupported request: /foo/bar'); }); }); });