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import { updateWizardState } from '../updateWizardState' import { transitionState } from '../../stateMachine' import { validateStateTransition } from '../../stateValidators' import { log } from '../../../../utils/logger' import { createError, createSuccess } from '../../../../errors/types' import type { WizardState, WizardStep } from '../../types' jest.mock('../../stateMachine') jest.mock('../../stateValidators') jest.mock('../../../../utils/logger') const BASE_PROJECT_KEY = 'PROJ' const BASE_ISSUE_TYPE_ID = '10001' const BASE_TIMESTAMP = 1678886400000 const BASE_FLOW_ID = 'test-flow' const BASE_FIELDS = { summary: 'Initial', description: 'Initial' } const baseState: WizardState = { currentStep: 'selectProject', projectKey: BASE_PROJECT_KEY, issueTypeId: BASE_ISSUE_TYPE_ID, fields: { ...BASE_FIELDS }, timestamp: BASE_TIMESTAMP, flowId: BASE_FLOW_ID, } as unknown as WizardState describe('updateWizardState', () => { const mockedTransitionState = jest.mocked(transitionState) const mockedValidateStateTransition = jest.mocked(validateStateTransition) const mockedLog = jest.mocked(log) beforeEach(() => { jest.useFakeTimers().setSystemTime(BASE_TIMESTAMP) mockedTransitionState.mockReset() mockedValidateStateTransition.mockReset() mockedLog.mockReset() mockedValidateStateTransition.mockReturnValue(createSuccess(true)) mockedTransitionState.mockImplementation((s, step) => createSuccess({ ...s, currentStep: step, timestamp: BASE_TIMESTAMP }), ) }) afterEach(() => { jest.useRealTimers() }) test('updates state without step change (validation path)', () => { const partial = { fields: { summary: 'Updated' } } const result = updateWizardState(baseState, partial) expect(result.success).toBe(true) expect(result.success && result.data.fields.summary).toBe('Updated') expect(mockedValidateStateTransition).toHaveBeenCalled() expect(mockedTransitionState).not.toHaveBeenCalled() }) test('updates state with step change (transition path)', () => { const step: WizardStep = 'selectIssueType' as WizardStep const partial = { currentStep: step } const result = updateWizardState(baseState, partial) expect(result.success).toBe(true) expect(result.success && result.data.currentStep).toBe(step) expect(mockedTransitionState).toHaveBeenCalled() expect(mockedValidateStateTransition).not.toHaveBeenCalled() }) test('returns error if step transition fails', () => { mockedTransitionState.mockReturnValue(createError('fail', 'ERR')) const partial = { currentStep: 'selectIssueType' as WizardStep } const result = updateWizardState(baseState, partial) expect(result.success).toBe(false) }) test('returns error if validation fails', () => { mockedValidateStateTransition.mockReturnValue(createError('fail', 'ERR')) const partial = { fields: { summary: '' } } const result = updateWizardState(baseState, partial) expect(result.success).toBe(false) }) test('merges fields (existing, new, overwrite)', () => { const partial = { fields: { description: 'New', priority: 'High' } } const result = updateWizardState(baseState, partial) expect(result.success && result.data.fields.description).toBe('New') expect(result.success && (result.data.fields as any).priority).toBe('High') expect(result.success && result.data.fields.summary).toBe('Initial') }) test('explicitly updates projectKey', () => { const partial = { projectKey: 'NEWPROJ' } const result = updateWizardState(baseState, partial) expect(result.success && result.data.projectKey).toBe('NEWPROJ') }) test('explicitly updates issueTypeId', () => { const partial = { issueTypeId: '20002' } const result = updateWizardState(baseState, partial) expect(result.success && result.data.issueTypeId).toBe('20002') }) test('returns new state object (immutability)', () => { const partial = { fields: { summary: 'Immutable' } } const result = updateWizardState(baseState, partial) expect(result.success && result.data).not.toBe(baseState) expect(result.success && result.data.fields).not.toBe(baseState.fields) }) test('logs debug messages', () => { updateWizardState(baseState, { fields: { summary: 'Log' } }) expect(mockedLog).toHaveBeenCalledWith(expect.stringContaining('Current state before update:')) expect(mockedLog).toHaveBeenCalledWith(expect.stringContaining('Partial state to apply:')) expect(mockedLog).toHaveBeenCalledWith(expect.stringContaining('Final updated state:')) expect(mockedLog).toHaveBeenCalledWith(expect.stringContaining('Updated wizard state to step:')) }) })