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| 1 | +import { describe, it, expect, vi, beforeEach, afterEach } from 'vitest' |
| 2 | +import { generateResource, isValidResource } from './xmppResource' |
| 3 | + |
| 4 | +// Mock isTauri — must be before importing getResource |
| 5 | +vi.mock('./tauri', () => ({ |
| 6 | + isTauri: vi.fn(() => false), |
| 7 | +})) |
| 8 | + |
| 9 | +import { isTauri } from './tauri' |
| 10 | + |
| 11 | +function createStorageMock(): Storage { |
| 12 | + const store: Record<string, string> = {} |
| 13 | + return { |
| 14 | + getItem: vi.fn((key: string) => store[key] ?? null), |
| 15 | + setItem: vi.fn((key: string, value: string) => { store[key] = value }), |
| 16 | + removeItem: vi.fn((key: string) => { delete store[key] }), |
| 17 | + clear: vi.fn(() => { Object.keys(store).forEach(k => delete store[k]) }), |
| 18 | + get length() { return Object.keys(store).length }, |
| 19 | + key: vi.fn((index: number) => Object.keys(store)[index] ?? null), |
| 20 | + } |
| 21 | +} |
| 22 | + |
| 23 | +describe('xmppResource', () => { |
| 24 | + describe('generateResource', () => { |
| 25 | + it('should generate a resource with the given prefix and 6-char suffix', () => { |
| 26 | + const resource = generateResource('web') |
| 27 | + expect(resource).toMatch(/^web-[a-z0-9]{6}$/) |
| 28 | + }) |
| 29 | + |
| 30 | + it('should generate unique resources', () => { |
| 31 | + const resources = new Set(Array.from({ length: 20 }, () => generateResource('web'))) |
| 32 | + expect(resources.size).toBeGreaterThan(1) |
| 33 | + }) |
| 34 | + |
| 35 | + it('should use the provided prefix', () => { |
| 36 | + expect(generateResource('desktop')).toMatch(/^desktop-/) |
| 37 | + expect(generateResource('mobile')).toMatch(/^mobile-/) |
| 38 | + }) |
| 39 | + }) |
| 40 | + |
| 41 | + describe('isValidResource', () => { |
| 42 | + it('should accept valid web resources', () => { |
| 43 | + expect(isValidResource('web-abc123')).toBe(true) |
| 44 | + expect(isValidResource('web-000000')).toBe(true) |
| 45 | + expect(isValidResource('web-zzzzzz')).toBe(true) |
| 46 | + }) |
| 47 | + |
| 48 | + it('should accept valid desktop resources', () => { |
| 49 | + expect(isValidResource('desktop-abc123')).toBe(true) |
| 50 | + }) |
| 51 | + |
| 52 | + it('should reject bare prefix without suffix', () => { |
| 53 | + expect(isValidResource('web')).toBe(false) |
| 54 | + expect(isValidResource('desktop')).toBe(false) |
| 55 | + }) |
| 56 | + |
| 57 | + it('should reject resources with wrong suffix length', () => { |
| 58 | + expect(isValidResource('web-abc')).toBe(false) |
| 59 | + expect(isValidResource('web-abc1234')).toBe(false) |
| 60 | + }) |
| 61 | + |
| 62 | + it('should reject resources with invalid characters in suffix', () => { |
| 63 | + expect(isValidResource('web-ABC123')).toBe(false) |
| 64 | + expect(isValidResource('web-abc!23')).toBe(false) |
| 65 | + }) |
| 66 | + |
| 67 | + it('should reject unknown prefixes', () => { |
| 68 | + expect(isValidResource('mobile-abc123')).toBe(false) |
| 69 | + expect(isValidResource('foo-abc123')).toBe(false) |
| 70 | + }) |
| 71 | + |
| 72 | + it('should reject empty string', () => { |
| 73 | + expect(isValidResource('')).toBe(false) |
| 74 | + }) |
| 75 | + }) |
| 76 | + |
| 77 | + describe('getResource', () => { |
| 78 | + let mockSessionStorage: Storage |
| 79 | + let mockLocalStorage: Storage |
| 80 | + let originalSessionStorage: Storage |
| 81 | + let originalLocalStorage: Storage |
| 82 | + |
| 83 | + beforeEach(async () => { |
| 84 | + mockSessionStorage = createStorageMock() |
| 85 | + mockLocalStorage = createStorageMock() |
| 86 | + originalSessionStorage = globalThis.sessionStorage |
| 87 | + originalLocalStorage = globalThis.localStorage |
| 88 | + vi.stubGlobal('sessionStorage', mockSessionStorage) |
| 89 | + vi.stubGlobal('localStorage', mockLocalStorage) |
| 90 | + |
| 91 | + // Re-import to pick up mocked storage |
| 92 | + vi.resetModules() |
| 93 | + }) |
| 94 | + |
| 95 | + afterEach(() => { |
| 96 | + vi.stubGlobal('sessionStorage', originalSessionStorage) |
| 97 | + vi.stubGlobal('localStorage', originalLocalStorage) |
| 98 | + vi.restoreAllMocks() |
| 99 | + }) |
| 100 | + |
| 101 | + async function loadGetResource() { |
| 102 | + const mod = await import('./xmppResource') |
| 103 | + return mod.getResource |
| 104 | + } |
| 105 | + |
| 106 | + it('should generate a new web resource when sessionStorage is empty', async () => { |
| 107 | + vi.mocked(isTauri).mockReturnValue(false) |
| 108 | + const getRes = await loadGetResource() |
| 109 | + const resource = getRes() |
| 110 | + expect(resource).toMatch(/^web-[a-z0-9]{6}$/) |
| 111 | + expect(mockSessionStorage.setItem).toHaveBeenCalledWith('xmpp-resource', resource) |
| 112 | + }) |
| 113 | + |
| 114 | + it('should return existing valid web resource from sessionStorage', async () => { |
| 115 | + vi.mocked(isTauri).mockReturnValue(false) |
| 116 | + mockSessionStorage.setItem('xmpp-resource', 'web-abc123') |
| 117 | + const getRes = await loadGetResource() |
| 118 | + expect(getRes()).toBe('web-abc123') |
| 119 | + }) |
| 120 | + |
| 121 | + it('should regenerate when sessionStorage has bare "web" (stale value)', async () => { |
| 122 | + vi.mocked(isTauri).mockReturnValue(false) |
| 123 | + mockSessionStorage.setItem('xmpp-resource', 'web') |
| 124 | + const getRes = await loadGetResource() |
| 125 | + const resource = getRes() |
| 126 | + expect(resource).toMatch(/^web-[a-z0-9]{6}$/) |
| 127 | + expect(resource).not.toBe('web') |
| 128 | + }) |
| 129 | + |
| 130 | + it('should generate a new desktop resource when localStorage is empty', async () => { |
| 131 | + vi.mocked(isTauri).mockReturnValue(true) |
| 132 | + const getRes = await loadGetResource() |
| 133 | + const resource = getRes() |
| 134 | + expect(resource).toMatch(/^desktop-[a-z0-9]{6}$/) |
| 135 | + expect(mockLocalStorage.setItem).toHaveBeenCalledWith('xmpp-resource', resource) |
| 136 | + }) |
| 137 | + |
| 138 | + it('should return existing valid desktop resource from localStorage', async () => { |
| 139 | + vi.mocked(isTauri).mockReturnValue(true) |
| 140 | + mockLocalStorage.setItem('xmpp-resource', 'desktop-xyz789') |
| 141 | + const getRes = await loadGetResource() |
| 142 | + expect(getRes()).toBe('desktop-xyz789') |
| 143 | + }) |
| 144 | + |
| 145 | + it('should regenerate when localStorage has bare "desktop" (stale value)', async () => { |
| 146 | + vi.mocked(isTauri).mockReturnValue(true) |
| 147 | + mockLocalStorage.setItem('xmpp-resource', 'desktop') |
| 148 | + const getRes = await loadGetResource() |
| 149 | + const resource = getRes() |
| 150 | + expect(resource).toMatch(/^desktop-[a-z0-9]{6}$/) |
| 151 | + expect(resource).not.toBe('desktop') |
| 152 | + }) |
| 153 | + }) |
| 154 | +}) |
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