tests: add tests for 100 coverage
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398
tests/statemachine.spec.ts
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398
tests/statemachine.spec.ts
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import { StateMachine } from '../src/index'
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describe('StateMachine', () => {
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let simpleIntFSM: StateMachine;
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let objectIntFSM: StateMachine;
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let simpleStrFSM: StateMachine;
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let objectStrFSM: StateMachine;
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enum IntStatus {
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PENDING = 1,
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ACTIVE = 2,
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ARCHIVED = 3,
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DELETED = 4,
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}
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enum StrStatus {
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PENDING = 'PENDING',
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ACTIVE = 'ACTIVE',
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ARCHIVED = 'ARCHIVED',
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DELETED = 'DELETED',
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}
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beforeAll(() => {
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const emptyHandler = async () => {};
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const onEnter = emptyHandler;
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const onLeave = emptyHandler;
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const onBeforeChange = emptyHandler;
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const onChange = emptyHandler;
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simpleIntFSM = new StateMachine(IntStatus.PENDING, {
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onEnter,
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onLeave,
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[IntStatus.PENDING]: {
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active: IntStatus.ACTIVE,
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delete: IntStatus.DELETED,
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},
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[IntStatus.ACTIVE]: {
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toDraft: IntStatus.PENDING,
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archive: IntStatus.ARCHIVED,
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doNothing: IntStatus.ACTIVE,
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}
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});
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objectIntFSM = new StateMachine(IntStatus.PENDING, {
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onEnter,
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onLeave,
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[IntStatus.PENDING]: {
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active: {
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state: IntStatus.ACTIVE,
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onBeforeChange,
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onChange,
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},
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delete: {
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state: IntStatus.DELETED,
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onBeforeChange,
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onChange,
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}
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},
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[IntStatus.ACTIVE]: {
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toDraft: {
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state: IntStatus.PENDING,
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},
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archive: {
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state: IntStatus.ARCHIVED,
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},
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doNothing: {
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state: IntStatus.ACTIVE,
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onBeforeChange,
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onChange,
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},
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},
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});
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simpleStrFSM = new StateMachine(StrStatus.PENDING, {
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onEnter,
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onLeave,
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[StrStatus.PENDING]: {
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active: StrStatus.ACTIVE,
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delete: StrStatus.DELETED,
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},
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[StrStatus.ACTIVE]: {
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toDraft: StrStatus.PENDING,
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archive: StrStatus.ARCHIVED,
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doNothing: StrStatus.ACTIVE,
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}
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});
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objectStrFSM = new StateMachine(StrStatus.PENDING, {
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onEnter,
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onLeave,
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[StrStatus.PENDING]: {
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active: {
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state: StrStatus.ACTIVE,
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onBeforeChange,
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onChange,
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},
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delete: {
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state: StrStatus.DELETED,
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onBeforeChange,
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onChange
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}
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},
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[StrStatus.ACTIVE]: {
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toDraft: {
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state: StrStatus.PENDING,
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},
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archive: {
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state: StrStatus.ARCHIVED,
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},
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doNothing: {
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state: StrStatus.ACTIVE,
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onBeforeChange,
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onChange,
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},
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},
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});
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});
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afterEach(() => {
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// @ts-ignore
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simpleIntFSM._currentState = IntStatus.PENDING;
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// @ts-ignore
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objectIntFSM._currentState = IntStatus.PENDING;
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// @ts-ignore
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simpleStrFSM._currentState = StrStatus.PENDING;
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// @ts-ignore
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objectStrFSM._currentState = StrStatus.PENDING;
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});
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describe('.getCurrentState', () => {
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describe('<IntStatus>', () => {
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it('should return initial int state for simple fsm model', () => {
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expect(simpleIntFSM.getCurrentState()).toBe(IntStatus.PENDING);
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});
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it('should return changed int state after action for simple fsm model', async () => {
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await simpleIntFSM.active();
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expect(simpleIntFSM.getCurrentState()).toBe(IntStatus.ACTIVE);
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});
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it('should return initial int state after action for simple fsm model if initial states equals next state', async () => {
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await simpleIntFSM.doNothing();
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expect(simpleIntFSM.getCurrentState()).toBe(IntStatus.PENDING);
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});
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it('should return initial int state for object fsm model', () => {
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expect(objectIntFSM.getCurrentState()).toBe(IntStatus.PENDING);
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});
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it('should return changed int state after action for object fsm model', async () => {
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await objectIntFSM.active();
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expect(objectIntFSM.getCurrentState()).toBe(IntStatus.ACTIVE);
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});
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it('should return initial int state after action for object fsm model if initial state equals next state', async () => {
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await objectIntFSM.doNothing();
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expect(objectIntFSM.getCurrentState()).toBe(IntStatus.PENDING);
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});
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});
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describe('<StrStatus>', () => {
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it('should return initial str state for simple fsm model', () => {
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expect(simpleStrFSM.getCurrentState()).toBe(StrStatus.PENDING);
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});
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it('should return changed str state after action for simple fsm model', async () => {
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await simpleStrFSM.active();
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expect(simpleStrFSM.getCurrentState()).toBe(StrStatus.ACTIVE);
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});
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it('should return initial str state after action for simple fsm model if initial states equals next state', async () => {
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await simpleStrFSM.doNothing();
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expect(simpleStrFSM.getCurrentState()).toBe(StrStatus.PENDING);
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});
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it('should return initial str state for object fsm model', () => {
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expect(objectStrFSM.getCurrentState()).toBe(StrStatus.PENDING);
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});
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it('should return changed str state after action for object fsm model', async () => {
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await objectStrFSM.active();
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expect(objectStrFSM.getCurrentState()).toBe(StrStatus.ACTIVE);
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});
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it('should return initial str state after action for object fsm model if initial state equals next state', async () => {
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await objectStrFSM.doNothing();
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expect(objectStrFSM.getCurrentState()).toBe(StrStatus.PENDING);
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});
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})
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});
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describe('.can', () => {
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describe('<IntStatus>', () => {
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it('should return true for simple fsm model', () => {
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expect(simpleIntFSM.can('active')).toBeTruthy();
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});
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it('should return false for simple fsm model if check undefined action', () => {
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expect(simpleIntFSM.can('archive')).toBeFalsy();
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});
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it('should return true after action for simple fsm model', async () => {
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await simpleIntFSM.active();
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expect(simpleIntFSM.can('archive')).toBeTruthy();
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});
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it('should return false after action for simple fsm model if check undefined action', async () => {
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await simpleIntFSM.active();
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expect(simpleIntFSM.can('active')).toBeFalsy();
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});
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it('should return false if config for state is not defined in simple fsm model', async () => {
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await simpleIntFSM.delete();
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expect(simpleIntFSM.can('active')).toBeFalsy();
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});
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it('should return true for object fsm model', () => {
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expect(objectIntFSM.can('active')).toBeTruthy();
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});
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it('should return false for object fsm model if check undefined action', () => {
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expect(objectIntFSM.can('archive')).toBeFalsy();
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});
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it('should return true after action for object fsm model', async () => {
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await objectIntFSM.active();
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expect(objectIntFSM.can('archive')).toBeTruthy();
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});
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it('should return false after action for object fsm model if check undefined action', async () => {
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await objectIntFSM.active();
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expect(objectIntFSM.can('active')).toBeFalsy();
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});
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it('should return false if config for state is not defined in object fsm model', async () => {
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await objectIntFSM.delete();
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expect(objectIntFSM.can('active')).toBeFalsy();
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});
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});
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describe('<StrStatus>', () => {
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it('should return true for simple fsm model', () => {
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expect(simpleStrFSM.can('active')).toBeTruthy();
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});
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it('should return false for simple fsm model if check undefined action', () => {
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expect(simpleStrFSM.can('archive')).toBeFalsy();
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});
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it('should return true after action for simple fsm model', async () => {
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await simpleStrFSM.active();
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expect(simpleStrFSM.can('archive')).toBeTruthy();
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});
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it('should return false after action for simple fsm model if check undefined action', async () => {
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await simpleStrFSM.active();
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expect(simpleStrFSM.can('active')).toBeFalsy();
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});
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it('should return false if config for state is not defined in simple fsm model', async () => {
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await simpleStrFSM.delete();
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expect(simpleStrFSM.can('active')).toBeFalsy();
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});
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it('should return true for object fsm model', () => {
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expect(objectStrFSM.can('active')).toBeTruthy();
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});
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it('should return false for object fsm model if check undefined action', () => {
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expect(objectStrFSM.can('archive')).toBeFalsy();
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});
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it('should return true after action for object fsm model', async () => {
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await objectStrFSM.active();
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expect(objectStrFSM.can('archive')).toBeTruthy();
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});
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it('should return false after action for object fsm model if check undefined action', async () => {
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await objectStrFSM.active();
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expect(objectStrFSM.can('active')).toBeFalsy();
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});
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it('should return false if config for state is not defined in object fsm model', async () => {
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await objectStrFSM.delete();
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expect(objectStrFSM.can('active')).toBeFalsy();
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});
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});
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})
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describe('.canToState', () => {
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describe('<IntStatus>', () => {
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it('should return true for simple fsm model', () => {
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expect(simpleIntFSM.canToState(IntStatus.ACTIVE)).toBeTruthy();
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});
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it('should return false for simple fsm model if check undefined state', () => {
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expect(simpleIntFSM.canToState(IntStatus.ARCHIVED)).toBeFalsy();
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});
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it('should return true after action for simple fsm model', async () => {
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await simpleIntFSM.active();
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expect(simpleIntFSM.canToState(IntStatus.ARCHIVED)).toBeTruthy();
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});
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it('should return false after action for simple fsm model if check undefined state', async () => {
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await simpleIntFSM.active();
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expect(simpleIntFSM.canToState(IntStatus.DELETED)).toBeFalsy();
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});
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it('should return false if config for state is not defined in simple fsm model', async () => {
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await simpleIntFSM.delete();
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expect(simpleIntFSM.canToState(IntStatus.ACTIVE)).toBeFalsy();
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});
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it('should return true for object fsm model', () => {
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expect(objectIntFSM.canToState(IntStatus.ACTIVE)).toBeTruthy();
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});
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it('should return false for object fsm model if check undefined action', () => {
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expect(objectIntFSM.canToState(IntStatus.ARCHIVED)).toBeFalsy();
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});
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it('should return true after action for object fsm model', async () => {
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await objectIntFSM.active();
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expect(objectIntFSM.canToState(IntStatus.ARCHIVED)).toBeTruthy();
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});
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it('should return false after action for object fsm model if check undefined state', async () => {
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await objectIntFSM.active();
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expect(objectIntFSM.canToState(IntStatus.DELETED)).toBeFalsy();
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});
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it('should return false if config for state is not defined in simple fsm model', async () => {
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await simpleIntFSM.delete();
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expect(simpleIntFSM.canToState(IntStatus.ACTIVE)).toBeFalsy();
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});
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});
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describe('<StrStatus>', () => {
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it('should return true for simple fsm model', () => {
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expect(simpleStrFSM.canToState(StrStatus.ACTIVE)).toBeTruthy();
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});
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it('should return false for simple fsm model if check undefined action', () => {
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expect(simpleStrFSM.canToState(StrStatus.ARCHIVED)).toBeFalsy();
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});
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it('should return true after action for simple fsm model', async () => {
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await simpleStrFSM.active();
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expect(simpleStrFSM.canToState(StrStatus.ARCHIVED)).toBeTruthy();
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});
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it('should return false after action for simple fsm model if check undefined state', async () => {
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await simpleStrFSM.active();
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expect(simpleStrFSM.canToState(StrStatus.DELETED)).toBeFalsy();
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});
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it('should return false if config for state is not defined in simple fsm model', async () => {
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await simpleStrFSM.delete();
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expect(simpleStrFSM.canToState(StrStatus.ACTIVE)).toBeFalsy();
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});
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it('should return true for object fsm model', () => {
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expect(objectStrFSM.canToState(StrStatus.ACTIVE)).toBeTruthy();
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});
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it('should return false for object fsm model if check undefined state', () => {
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expect(objectStrFSM.canToState(StrStatus.ARCHIVED)).toBeFalsy();
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});
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it('should return true after action for object fsm model', async () => {
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await objectStrFSM.active();
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expect(objectStrFSM.canToState(StrStatus.ARCHIVED)).toBeTruthy();
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});
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it('should return false after action for object fsm model if check undefined state', async () => {
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await objectStrFSM.active();
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expect(objectStrFSM.canToState(StrStatus.DELETED)).toBeFalsy();
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});
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it('should return false if config for state is not defined in simple fsm model', async () => {
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await simpleStrFSM.delete();
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expect(simpleStrFSM.canToState(StrStatus.ACTIVE)).toBeFalsy();
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});
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});
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})
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});
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