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| 1 | +import { describe, expect, it, vi } from 'vitest' |
| 2 | +import { mountSuspended, registerEndpoint } from '@nuxt/test-utils/runtime' |
| 3 | +import type { ModuleReplacement } from 'module-replacements' |
| 4 | + |
| 5 | +const SIMPLE_REPLACEMENT: ModuleReplacement = { |
| 6 | + type: 'simple', |
| 7 | + moduleName: 'is-even', |
| 8 | + replacement: 'Use (n % 2) === 0', |
| 9 | + category: 'micro-utilities', |
| 10 | +} |
| 11 | + |
| 12 | +const NATIVE_REPLACEMENT: ModuleReplacement = { |
| 13 | + type: 'native', |
| 14 | + moduleName: 'array-includes', |
| 15 | + nodeVersion: '6.0.0', |
| 16 | + replacement: 'Array.prototype.includes', |
| 17 | + mdnPath: 'Global_Objects/Array/includes', |
| 18 | + category: 'native', |
| 19 | +} |
| 20 | + |
| 21 | +async function mountWithDeps(deps: Record<string, string> | undefined) { |
| 22 | + const captured = ref<Record<string, ModuleReplacement>>({}) |
| 23 | + |
| 24 | + const WrapperComponent = defineComponent({ |
| 25 | + setup() { |
| 26 | + const replacements = useReplacementDependencies(() => deps) |
| 27 | + |
| 28 | + watchEffect(() => { |
| 29 | + captured.value = { ...replacements.value } |
| 30 | + }) |
| 31 | + |
| 32 | + return () => h('div') |
| 33 | + }, |
| 34 | + }) |
| 35 | + |
| 36 | + await mountSuspended(WrapperComponent) |
| 37 | + |
| 38 | + return captured |
| 39 | +} |
| 40 | + |
| 41 | +describe('useReplacementDependencies', () => { |
| 42 | + it('returns replacements for dependencies that have them', async () => { |
| 43 | + registerEndpoint('/api/replacements/is-even', () => SIMPLE_REPLACEMENT) |
| 44 | + registerEndpoint('/api/replacements/picoquery', () => null) |
| 45 | + |
| 46 | + const replacements = await mountWithDeps({ |
| 47 | + 'is-even': '^1.0.0', |
| 48 | + 'picoquery': '^1.0.0', |
| 49 | + }) |
| 50 | + |
| 51 | + await vi.waitFor(() => { |
| 52 | + expect(replacements.value['is-even']).toBeDefined() |
| 53 | + }) |
| 54 | + |
| 55 | + expect(replacements.value['is-even']?.type).toBe('simple') |
| 56 | + expect(replacements.value['picoquery']).toBeUndefined() |
| 57 | + }) |
| 58 | + |
| 59 | + it('returns empty object for undefined dependencies', async () => { |
| 60 | + const replacements = await mountWithDeps(undefined) |
| 61 | + |
| 62 | + await vi.waitFor(() => { |
| 63 | + expect(replacements.value).toEqual({}) |
| 64 | + }) |
| 65 | + }) |
| 66 | + |
| 67 | + it('returns empty object for empty dependencies', async () => { |
| 68 | + const replacements = await mountWithDeps({}) |
| 69 | + |
| 70 | + await vi.waitFor(() => { |
| 71 | + expect(replacements.value).toEqual({}) |
| 72 | + }) |
| 73 | + }) |
| 74 | + |
| 75 | + it('handles multiple dependencies with replacements', async () => { |
| 76 | + registerEndpoint('/api/replacements/is-even', () => SIMPLE_REPLACEMENT) |
| 77 | + registerEndpoint('/api/replacements/array-includes', () => NATIVE_REPLACEMENT) |
| 78 | + registerEndpoint('/api/replacements/picoquery', () => null) |
| 79 | + |
| 80 | + const replacements = await mountWithDeps({ |
| 81 | + 'is-even': '^1.0.0', |
| 82 | + 'array-includes': '^3.0.0', |
| 83 | + 'picoquery': '^1.0.0', |
| 84 | + }) |
| 85 | + |
| 86 | + await vi.waitFor(() => { |
| 87 | + expect(Object.keys(replacements.value)).toHaveLength(2) |
| 88 | + }) |
| 89 | + |
| 90 | + expect(replacements.value['is-even']?.type).toBe('simple') |
| 91 | + expect(replacements.value['array-includes']?.type).toBe('native') |
| 92 | + expect(replacements.value['picoquery']).toBeUndefined() |
| 93 | + }) |
| 94 | + |
| 95 | + it('handles fetch errors gracefully', async () => { |
| 96 | + registerEndpoint('/api/replacements/failing-package', () => { |
| 97 | + throw new Error('Network error') |
| 98 | + }) |
| 99 | + registerEndpoint('/api/replacements/is-even', () => SIMPLE_REPLACEMENT) |
| 100 | + |
| 101 | + const replacements = await mountWithDeps({ |
| 102 | + 'failing-package': '^1.0.0', |
| 103 | + 'is-even': '^1.0.0', |
| 104 | + }) |
| 105 | + |
| 106 | + await vi.waitFor(() => { |
| 107 | + expect(replacements.value['is-even']).toBeDefined() |
| 108 | + }) |
| 109 | + |
| 110 | + expect(replacements.value['failing-package']).toBeUndefined() |
| 111 | + expect(replacements.value['is-even']?.type).toBe('simple') |
| 112 | + }) |
| 113 | +}) |
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