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Neil
58bd15fa3f
* Preserve ripgrep search results, filename identity, and failure diagnostics * Fix adversarial Unicode and Explorer filename findings * Register search failure localization fallback * Preserve host filename identity through document and watcher consumers
45 lines
1.7 KiB
TypeScript
45 lines
1.7 KiB
TypeScript
import { describe, expect, it } from 'vitest'
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import { RipgrepFilenameDecoder, RipgrepFilenameEncodingError } from './ripgrep-filename-decoder'
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describe('ripgrep filename decoding', () => {
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it('preserves split scalars, BOMs and literal replacement characters', () => {
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const decoder = new RipgrepFilenameDecoder()
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const text = '\uFEFF日本語😀\uFFFD\0'
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let decoded = ''
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for (const byte of Buffer.from(text)) {
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decoded += decoder.decode(Buffer.from([byte]))
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}
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decoder.finish()
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expect(decoded).toBe(text)
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})
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it.each([[0xff], [0x80], [0xc0, 0xaf], [0xed, 0xa0, 0x80]])(
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'refuses invalid filename bytes %j',
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(...bytes) => {
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expect(() => new RipgrepFilenameDecoder().decode(Buffer.from(bytes))).toThrow(
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RipgrepFilenameEncodingError
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)
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}
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)
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it('rejects an incomplete scalar at EOF', () => {
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const decoder = new RipgrepFilenameDecoder()
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expect(decoder.decode(Buffer.from([0xf0, 0x9f]))).toBe('')
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expect(() => decoder.finish()).toThrow('not valid UTF-8')
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})
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it('accepts string fixtures without losing decoder state', () => {
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const decoder = new RipgrepFilenameDecoder()
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expect(decoder.decode('literal-�\0')).toBe('literal-�\0')
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decoder.finish()
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})
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})
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it('refuses literal WSL backslashes only when Windows translation is required', () => {
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const errors: Error[] = []
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const decoder = new RipgrepFilenameDecoder((error) => errors.push(error), true)
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expect(decoder.decode(Buffer.from('./a\\b.txt\0'))).toBeNull()
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expect(errors[0]?.message).toContain('WSL filenames containing a backslash')
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expect(new RipgrepFilenameDecoder().decode(Buffer.from('./a\\b.txt\0'))).toBe('./a\\b.txt\0')
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})
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