57 lines
1.7 KiB
TypeScript
57 lines
1.7 KiB
TypeScript
|
import { mkdtempSync, rmSync, writeFileSync } from 'node:fs'
|
||
|
|
import { tmpdir } from 'node:os'
|
||
|
|
import { join } from 'node:path'
|
||
|
|
import { afterEach, describe, expect, it } from 'vitest'
|
||
|
|
|
||
|
|
import {
|
||
|
|
collectTextFiles,
|
||
|
|
findFileLengthViolations,
|
||
|
|
physicalLineCount,
|
||
|
|
} from './check-file-length.mjs'
|
||
|
|
|
||
|
|
const temporaryDirectories: string[] = []
|
||
|
|
|
||
|
|
function makeTemporaryDirectory() {
|
||
|
|
const directory = mkdtempSync(join(tmpdir(), 'waveform-file-length-'))
|
||
|
|
temporaryDirectories.push(directory)
|
||
|
|
return directory
|
||
|
|
}
|
||
|
|
|
||
|
|
afterEach(() => {
|
||
|
|
temporaryDirectories.splice(0).forEach((directory) => {
|
||
|
|
rmSync(directory, { recursive: true, force: true })
|
||
|
|
})
|
||
|
|
})
|
||
|
|
|
||
|
|
describe('file length check', () => {
|
||
|
|
it('counts physical lines with and without a trailing newline', () => {
|
||
|
|
expect(physicalLineCount('')).toBe(0)
|
||
|
|
expect(physicalLineCount('first')).toBe(1)
|
||
|
|
expect(physicalLineCount('first\nsecond')).toBe(2)
|
||
|
|
expect(physicalLineCount('first\nsecond\n')).toBe(2)
|
||
|
|
})
|
||
|
|
|
||
|
|
it('checks text files regardless of extension and skips binary files', () => {
|
||
|
|
const directory = makeTemporaryDirectory()
|
||
|
|
writeFileSync(join(directory, 'source.custom'), 'first\nsecond')
|
||
|
|
writeFileSync(join(directory, 'binary.data'), Buffer.from([0, 1, 2, 3]))
|
||
|
|
|
||
|
|
expect(collectTextFiles(directory).map(({ path }) => path)).toEqual([
|
||
|
|
join(directory, 'source.custom'),
|
||
|
|
])
|
||
|
|
})
|
||
|
|
|
||
|
|
it('reports the file, actual line count, and configured limit', () => {
|
||
|
|
const directory = makeTemporaryDirectory()
|
||
|
|
writeFileSync(join(directory, 'too-long.unknown'), 'first\nsecond\nthird')
|
||
|
|
|
||
|
|
expect(findFileLengthViolations(directory, 2)).toEqual([
|
||
|
|
{
|
||
|
|
path: expect.stringContaining('too-long.unknown'),
|
||
|
|
lineCount: 3,
|
||
|
|
limit: 2,
|
||
|
|
},
|
||
|
|
])
|
||
|
|
})
|
||
|
|
})
|