Repository navigation
Expand file tree
/
Copy pathcheck-source-conventions.test.ts
More file actions
444 lines (404 loc) · 16.3 KB
/
Copy pathcheck-source-conventions.test.ts
File metadata and controls
444 lines (404 loc) · 16.3 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
import { describe, expect, it } from 'vitest'
import {
type Baseline,
type CurrentCounts,
compareToBaseline,
findViolations,
nextBaseline,
type Rule,
} from './check-source-conventions'
function hits(file: string, source: string, rule: Rule) {
return findViolations(file, source)
.filter((violation) => violation.rule === rule)
.map(({ detail }) => detail)
}
function lines(file: string, source: string, rule: Rule) {
return findViolations(file, source)
.filter((violation) => violation.rule === rule)
.map(({ line }) => line)
}
describe('relative-import', () => {
const MODULE = 'apps/sim/lib/feature/service.ts'
const BARREL = 'apps/sim/lib/feature/index.ts'
it('flags every import form that names a relative path', () => {
const source = [
"import { a } from './a'",
"import type { B } from '../b'",
"import './side-effect'",
"export { c } from './c'",
"export * from '../d'",
"const e = await import('./e')",
"const f = require('../f')",
"import g = require('./g')",
"const h = await import(/* webpackChunkName: 'h' */ './h')",
"type I = import('./i').I",
].join('\n')
expect(hits(MODULE, source, 'relative-import')).toEqual([
'./a',
'../b',
'./side-effect',
'./c',
'../d',
'./e',
'../f',
'./g',
'./h',
'./i',
])
})
it('lets a barrel pass its own folder through, by either spelling', () => {
const source = [
"export { a } from './a'",
"export * from './nested/b'",
"import { c } from './c'",
"import d from './d'",
"import { e } from './e'",
'export { c, d as default }',
'export const renamedE = e',
].join('\n')
expect(hits(BARREL, source, 'relative-import')).toEqual([])
})
it('flags a barrel line that leaves the folder or is not a pass-through', () => {
const source = [
"export { a } from '../a'",
"export { b } from './../b'",
"import './side-effect'",
"import { kept } from './kept'",
"import { half, other } from './half'",
'export const registry = { kept }',
'export { half }',
"const lazy = await import('./lazy')",
].join('\n')
expect(hits(BARREL, source, 'relative-import')).toEqual([
'../a',
'./../b',
'./side-effect',
'./kept',
'./half',
'./lazy',
])
})
it('finds a dynamic import whose only relative path follows a comment', () => {
const source = "export const load = () => import(/* webpackChunkName: 'h' */ './h')"
expect(hits(MODULE, source, 'relative-import')).toEqual(['./h'])
})
it('ignores a relative path that is only text', () => {
const source = "const snippet = \"import { a } from './a'\"\nconst code = `from '../b'`"
expect(hits(MODULE, source, 'relative-import')).toEqual([])
})
it('applies to tests too, and nowhere outside apps/sim', () => {
expect(
hits('apps/sim/lib/feature/service.test.ts', "import { a } from './a'", 'relative-import')
).toHaveLength(1)
expect(
hits('packages/utils/src/object.ts', "import { a } from './a'", 'relative-import')
).toEqual([])
})
it('exempts a Mothership contract copy only where contracts:sync writes it', () => {
const copy = [
'// GENERATED — do not edit. Source of truth: mothership worker packages/contracts/src/sim-transport.ts',
"import { MemoryNotesAccessInput } from './memory-notes-access'",
].join('\n')
expect(
hits('apps/sim/lib/mothership/generated/sim-transport.ts', copy, 'relative-import')
).toEqual([])
expect(hits('apps/sim/lib/feature/service.ts', copy, 'relative-import')).toEqual([
'./memory-notes-access',
])
expect(
hits(
'apps/sim/lib/mothership/generated/handwritten.ts',
"import { a } from './a'",
'relative-import'
)
).toEqual(['./a'])
})
})
describe('text-size-literal', () => {
const FILE = 'apps/sim/app/workspace/page.tsx'
it('flags a size the text scale names, alone or behind variants and important', () => {
const source = [
"const a = <p className='text-[13px] text-[var(--text-muted)]' />",
"const b = <p className='md:text-[14px] !text-[10px]' />",
"const c = cn('font-medium', 'text-[12px]')",
"const d = cn('text-[13.0px]')",
].join('\n')
expect(hits(FILE, source, 'text-size-literal')).toEqual([
'text-[13px] → text-small',
'text-[14px] → text-sm',
'text-[10px] → text-micro',
'text-[12px] → text-caption',
'text-[13.0px] → text-small',
])
})
it('reports the line inside a multi-line template literal', () => {
const source = ['const classes = `', ' flex', ' text-[16px]', '`'].join('\n')
expect(lines(FILE, source, 'text-size-literal')).toEqual([3])
})
it('skips sizes the scale has no token for, colors, variables and comments', () => {
const source = [
"const a = <h1 className='text-[32px] text-[13.5px] text-[#fff] text-[var(--x)] max-text-[13px]' />",
'// Replace text-[13px] with text-small',
'/* text-[14px] */',
].join('\n')
expect(hits(FILE, source, 'text-size-literal')).toEqual([])
})
})
describe('static-inline-style', () => {
const FILE = 'apps/sim/app/workspace/page.tsx'
const jsx = (...elements: string[]) => `const view = (\n<>\n${elements.join('\n')}\n</>\n)`
it('flags a style object whose every value is a static literal, however it is spaced or cast', () => {
const source = jsx(
"<div style={{ display: 'none' }} />",
'<col style={{ width: 140, marginTop: -1 }} />',
'<div style={{ position: `absolute` }} />',
"<div style={ { display: 'none' } } />",
"<div style = {{ display: 'none' } as CSSProperties} />",
"<div style={{ display: 'none' as const, opacity: 0 satisfies number }} />"
)
expect(hits(FILE, source, 'static-inline-style')).toHaveLength(6)
})
it('finds a static style whose braces are spaced apart', () => {
expect(
hits(FILE, jsx("<div style={ { display: 'none' } } />"), 'static-inline-style')
).toHaveLength(1)
})
it('allows dynamic values, CSS variables, custom properties, spreads and computed keys', () => {
const source = jsx(
'<div style={{ width }} />',
'<div style={{ width: size, display: "flex" }} />',
"<div style={{ width: 'var(--sidebar-width)' }} />",
"<div style={{ '--cta-size': '12px' }} />",
'<div style={{ ...base }} />',
"<div style={{ [key]: 'red' }} />",
`<div style={{ left: \`\${x}px\` }} />`,
'<div style={STYLE} />'
)
expect(hits(FILE, source, 'static-inline-style')).toEqual([])
})
it('does not exempt a file that only mentions a renderer in a comment', () => {
const source =
"// rendered like `from 'next/og'`\nconst a = <div style={{ display: 'none' }} />"
expect(hits(FILE, source, 'static-inline-style')).toHaveLength(1)
})
it('skips files rendered without the Tailwind stylesheet', () => {
const email =
"import { Text } from '@react-email/components'\nconst a = <Text style={{ margin: 0 }} />"
const og =
"import { ImageResponse } from 'next/og'\nconst a = <div style={{ display: 'flex' }} />"
expect(hits('apps/sim/components/emails/a.tsx', email, 'static-inline-style')).toEqual([])
expect(hits('apps/sim/app/opengraph-image.tsx', og, 'static-inline-style')).toEqual([])
})
})
describe('api-db-import', () => {
const ROUTE = 'apps/sim/app/api/things/route.ts'
it('flags value imports, re-exports and dynamic imports of @sim/db and its subpaths', () => {
const source = [
"import { db } from '@sim/db'",
"import { thing, type Thing } from '@sim/db/schema'",
"export { db } from '@sim/db'",
"const mod = await import('@sim/db/schema')",
].join('\n')
expect(hits(ROUTE, source, 'api-db-import')).toEqual([
'@sim/db',
'@sim/db/schema',
'@sim/db',
'@sim/db/schema',
])
})
it('allows type-only imports', () => {
const source = [
"import type { Thing } from '@sim/db/schema'",
"import { type Other } from '@sim/db/schema'",
"export type { Thing } from '@sim/db/schema'",
"export { type Other } from '@sim/db/schema'",
].join('\n')
expect(hits(ROUTE, source, 'api-db-import')).toEqual([])
})
it('covers helpers beside a route, but not tests or code outside app/api', () => {
const source = "import { db } from '@sim/db'"
expect(hits('apps/sim/app/api/things/utils.ts', source, 'api-db-import')).toHaveLength(1)
expect(hits('apps/sim/app/api/things/route.test.ts', source, 'api-db-import')).toEqual([])
expect(hits('apps/sim/app/api/things/route.integration.ts', source, 'api-db-import')).toEqual(
[]
)
expect(hits('apps/sim/lib/things/service.ts', source, 'api-db-import')).toEqual([])
})
})
describe('bare-route-handler', () => {
const ROUTE = 'apps/sim/app/api/things/route.ts'
it('flags a verb exported as a handler body written in the route', () => {
const source = [
'export async function GET() { return new Response() }',
'export function HEAD() { return new Response() }',
'export const POST = async (request) => handle(request)',
'export const PUT = (request) => { return handle(request) }',
'export const PATCH = function (request) { return handle(request) }',
'export const DELETE = () => new Response()',
'export const OPTIONS = (request) => respond(request)',
].join('\n')
expect(hits(ROUTE, source, 'bare-route-handler')).toEqual([
'GET',
'HEAD',
'POST',
'PUT',
'PATCH',
'DELETE',
'OPTIONS',
])
})
it('follows local aliases and renamed exports to the function behind them', () => {
const source = [
'async function handler() { return new Response() }',
'const alias = handler',
'const loop = () => other()',
'const other = () => loop()',
'const wrapped = withRouteHandler(handler)',
'const routes = { PATCH: async () => new Response(), HEAD() { return new Response() } }',
'export const GET = alias',
'export const PUT = loop',
'export const PATCH = routes.PATCH',
'export const HEAD = routes.HEAD',
'export { handler as POST, wrapped as DELETE }',
].join('\n')
expect(hits(ROUTE, source, 'bare-route-handler')).toEqual([
'GET',
'PUT',
'PATCH',
'HEAD',
'POST',
])
})
it('reads a local object member as the entry that wins at runtime', () => {
const source = [
'const handler = defineInternalJsonRoute({ useCase })',
'const spread = { GET: handler, ...overrides }',
'const computed = { POST: handler, [verb]: async () => new Response() }',
'const repeated = { PUT: handler, PUT: async () => new Response() }',
'const restored = { ...overrides, DELETE: handler }',
'export const GET = spread.GET',
'export const POST = computed.POST',
'export const PUT = repeated.PUT',
'export const DELETE = restored.DELETE',
].join('\n')
expect(hits(ROUTE, source, 'bare-route-handler')).toEqual(['GET', 'POST', 'PUT'])
})
it('allows wrapped results, their aliases and members, imports, and delegates to them', () => {
const source = [
"import { sharedHandler } from '@/lib/things/route'",
'const handler = defineInternalJsonRoute({ useCase })',
'const handlers = createMcpHandlers()',
'export const GET = withRouteHandler(async () => new Response())',
'export const POST = handler',
'export const PUT = handlers.PUT',
'export const PATCH = sharedHandler',
'export const DELETE = (request, context) => withSpan(request, () => handler(request, context))',
'export const HEAD = (request) => (offHost(request) ? notFound() : handler(request))',
'export const OPTIONS = flag ? handler : handlers.OPTIONS',
'export const dynamic = "force-dynamic"',
].join('\n')
const objectMembers = [
'const handler = defineInternalJsonRoute({ useCase })',
'const routes = { GET: withRouteHandler(async () => new Response()), PUT: handler }',
'export const GET = routes.GET',
'export const PUT = routes.PUT',
].join('\n')
expect(hits(ROUTE, source, 'bare-route-handler')).toEqual([])
expect(hits(ROUTE, objectMembers, 'bare-route-handler')).toEqual([])
})
it('only checks route files', () => {
expect(
hits(
'apps/sim/app/api/things/utils.ts',
'export async function GET() {}',
'bare-route-handler'
)
).toEqual([])
})
})
describe('baseline ratchet', () => {
const EMPTY: CurrentCounts = {
'relative-import': {},
'text-size-literal': {},
'static-inline-style': {},
'api-db-import': {},
'bare-route-handler': {},
}
const counts = (partial: Partial<CurrentCounts>): CurrentCounts => ({ ...EMPTY, ...partial })
const BASELINE: Baseline = { ...EMPTY, 'relative-import': { 'a.ts': 2, 'b.ts': 1 } }
it('fails a file whose count rises, or that gains its first hit', () => {
const current = counts({ 'relative-import': { 'a.ts': 3, 'b.ts': 1, 'c.ts': 1 } })
expect(compareToBaseline(BASELINE, current).raised).toEqual([
{ rule: 'relative-import', file: 'a.ts', count: 3, allowed: 2 },
{ rule: 'relative-import', file: 'c.ts', count: 1, allowed: 0 },
])
})
it('fails a count that dropped, so the fix is locked in', () => {
const current = counts({ 'relative-import': { 'a.ts': 1 } })
expect(compareToBaseline(BASELINE, current)).toEqual({
raised: [],
dropped: [
{ rule: 'relative-import', file: 'a.ts', count: 1, allowed: 2 },
{ rule: 'relative-import', file: 'b.ts', count: 0, allowed: 1 },
],
})
})
it('passes when counts match the baseline exactly', () => {
const current = counts({ 'relative-import': { 'a.ts': 2, 'b.ts': 1 } })
expect(compareToBaseline(BASELINE, current)).toEqual({ raised: [], dropped: [] })
})
it('shrinks on update, dropping fixed files', () => {
const result = nextBaseline(BASELINE, counts({ 'relative-import': { 'a.ts': 1 } }))
expect(result).toEqual({ baseline: { ...EMPTY, 'relative-import': { 'a.ts': 1 } } })
})
it('refuses to raise a count on update, even while another file shrinks', () => {
const result = nextBaseline(BASELINE, counts({ 'relative-import': { 'a.ts': 1, 'b.ts': 2 } }))
expect(result).toEqual({
errors: ['refused to raise relative-import b.ts: 2 (baseline 1); fix it instead'],
})
})
it('admits an untracked rule once with --init-rule, and only that rule', () => {
const { 'bare-route-handler': _untracked, ...untracked } = BASELINE
const current = counts({
'relative-import': { 'a.ts': 3 },
'bare-route-handler': { 'route.ts': 2 },
})
expect(nextBaseline(untracked, current, 'bare-route-handler')).toEqual({
errors: ['refused to raise relative-import a.ts: 3 (baseline 2); fix it instead'],
})
const clean = counts({
'relative-import': BASELINE['relative-import'],
'bare-route-handler': { 'route.ts': 2 },
})
expect(nextBaseline(untracked, clean, 'bare-route-handler')).toEqual({
baseline: { ...BASELINE, 'bare-route-handler': { 'route.ts': 2 } },
})
})
it('refuses --init-rule for a rule the baseline already tracks, even when its debt is zero', () => {
const current = counts({ 'bare-route-handler': { 'route.ts': 1 } })
expect(nextBaseline(BASELINE, current, 'bare-route-handler')).toEqual({
errors: [
'--init-rule bare-route-handler: the baseline already tracks this rule, so its debt can only shrink. Fix the new hits instead.',
],
})
})
it('refuses an untracked rule with hits unless --init-rule names it', () => {
const { 'static-inline-style': _untracked, ...untracked } = BASELINE
const current = counts({
'relative-import': BASELINE['relative-import'],
'static-inline-style': { 'a.tsx': 1 },
})
expect(nextBaseline(untracked, current)).toEqual({
errors: [
'static-inline-style is not in the baseline. Admit its existing hits once with --update --init-rule static-inline-style.',
],
})
})
it('rejects an --init-rule that names no rule', () => {
expect(nextBaseline(BASELINE, EMPTY, 'no-such-rule')).toEqual({
errors: [
'--init-rule no-such-rule: not a rule in this script (relative-import, text-size-literal, static-inline-style, api-db-import, bare-route-handler)',
],
})
})
})