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248 lines (207 loc) · 8.35 KB
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/**
* @vitest-environment node
*/
import { describe, expect, it } from 'vitest'
import {
forEachSearchOccurrence,
formatQuotedNameList,
isVersionedType,
normalizeEmail,
projectEscapedMarkdownForSearch,
sanitizeForJsonb,
sanitizeValueForJsonb,
slugify,
stripVersionSuffix,
truncate,
} from './string.js'
describe('slugify', () => {
it('lowercases and hyphenates a display name', () => {
expect(slugify('Acme Corp')).toBe('acme-corp')
})
it('collapses each run of non-alphanumerics into a single hyphen', () => {
expect(slugify('Sim.ai <> RVTech')).toBe('sim-ai-rvtech')
})
it('drops leading and trailing separators', () => {
expect(slugify(' !!Hello World!! ')).toBe('hello-world')
})
it('returns an empty string when nothing survives', () => {
expect(slugify('***')).toBe('')
expect(slugify('')).toBe('')
})
/* ASCII-only: the class drops non-Latin text rather than transliterating it. */
it('drops characters outside the ASCII alphanumerics', () => {
expect(slugify('Café')).toBe('caf')
expect(slugify('日本語')).toBe('')
})
it('preserves digits and hyphens already in the input', () => {
expect(slugify('workspace-2024')).toBe('workspace-2024')
})
})
describe('truncate', () => {
it('appends the suffix when the string exceeds the slice length', () => {
expect(truncate('hello world', 8)).toBe('hello wo...')
})
it('uses a custom suffix when provided', () => {
expect(truncate('hello world', 8, ' …')).toBe('hello wo …')
})
it('returns the original string when within the slice length', () => {
expect(truncate('hi', 10)).toBe('hi')
})
})
describe('stripVersionSuffix', () => {
it('strips a trailing _vN suffix', () => {
expect(stripVersionSuffix('notion_search_v2')).toBe('notion_search')
expect(stripVersionSuffix('github_create_pr_v3')).toBe('github_create_pr')
})
it('strips multi-digit versions', () => {
expect(stripVersionSuffix('x_v10')).toBe('x')
})
it('leaves plain values unchanged', () => {
expect(stripVersionSuffix('plain')).toBe('plain')
})
it('does not strip a non-version trailing token', () => {
expect(stripVersionSuffix('a_version')).toBe('a_version')
})
it('only strips the single trailing suffix', () => {
expect(stripVersionSuffix('a_v2_v3')).toBe('a_v2')
})
})
describe('isVersionedType', () => {
it('returns true for trailing _vN suffixes', () => {
expect(isVersionedType('notion_search_v2')).toBe(true)
expect(isVersionedType('github_create_pr_v3')).toBe(true)
expect(isVersionedType('x_v10')).toBe(true)
expect(isVersionedType('a_v2_v3')).toBe(true)
})
it('returns false when there is no trailing version suffix', () => {
expect(isVersionedType('plain')).toBe(false)
expect(isVersionedType('a_version')).toBe(false)
expect(isVersionedType('x')).toBe(false)
})
})
describe('sanitizeForJsonb', () => {
it('replaces a lone high surrogate left by mid-character truncation', () => {
// '𝐀'.slice(0, 1) cuts the surrogate pair in half
const cut = '\uD835\uDC00'.slice(0, 1)
expect(sanitizeForJsonb(`FIFA WORLD CU${cut}`)).toBe('FIFA WORLD CU\uFFFD')
})
it('replaces a lone low surrogate', () => {
expect(sanitizeForJsonb('x\uDC00y')).toBe('x\uFFFDy')
})
it('replaces NUL characters', () => {
expect(sanitizeForJsonb('a\u0000b')).toBe('a\uFFFDb')
})
it('preserves well-formed surrogate pairs', () => {
expect(sanitizeForJsonb('𝐅𝐈𝐅𝐀 🏆')).toBe('𝐅𝐈𝐅𝐀 🏆')
})
it('handles a lone high surrogate followed by a valid pair', () => {
expect(sanitizeForJsonb('\uD835\uD835\uDC00')).toBe('\uFFFD\uD835\uDC00')
})
})
describe('sanitizeValueForJsonb', () => {
it('sanitizes strings nested in objects and arrays', () => {
const input = { outline: ['ok', 'bad\uD835'], meta: { title: 'x\u0000' } }
expect(sanitizeValueForJsonb(input)).toEqual({
outline: ['ok', 'bad\uFFFD'],
meta: { title: 'x\uFFFD' },
})
})
it('sanitizes object keys', () => {
expect(sanitizeValueForJsonb({ 'k\uDC00': 1 })).toEqual({ 'k\uFFFD': 1 })
})
it('returns the same reference when nothing needs rewriting', () => {
const input = { a: ['clean', { b: 'also clean 🏆' }], n: 3 }
expect(sanitizeValueForJsonb(input)).toBe(input)
})
it('passes primitives through unchanged', () => {
expect(sanitizeValueForJsonb(42)).toBe(42)
expect(sanitizeValueForJsonb(null)).toBe(null)
expect(sanitizeValueForJsonb(undefined)).toBe(undefined)
})
})
describe('normalizeEmail', () => {
it('trims surrounding whitespace and lowercases', () => {
expect(normalizeEmail(' USER@Example.COM ')).toBe('user@example.com')
})
it('leaves an already-normalized email unchanged', () => {
expect(normalizeEmail('user@example.com')).toBe('user@example.com')
})
})
describe('formatQuotedNameList', () => {
it('lists all names quoted when within the cap', () => {
expect(formatQuotedNameList(['A', 'B'], 3)).toBe('"A", "B"')
})
it('truncates to the cap with an overflow tail', () => {
expect(formatQuotedNameList(['A', 'B', 'C', 'D', 'E'], 3)).toBe('"A", "B", "C" and 2 more')
})
it('returns an empty string for no names', () => {
expect(formatQuotedNameList([], 3)).toBe('')
})
})
describe('projectEscapedMarkdownForSearch', () => {
it('leaves text with no escapes alone', () => {
const { text, starts } = projectEscapedMarkdownForSearch('plain text')
expect(text).toBe('plain text')
expect(starts[0]).toBe(0)
expect(starts[text.length]).toBe(10)
})
it('drops the backslash a markdown escape carries', () => {
expect(projectEscapedMarkdownForSearch('SB\\_ACTION\\_ROUTER').text).toBe('SB_ACTION_ROUTER')
expect(projectEscapedMarkdownForSearch('{{TE\\_SERET}}').text).toBe('{{TE_SERET}}')
})
it('keeps a backslash that escapes nothing markdown cares about', () => {
expect(projectEscapedMarkdownForSearch('a\\nb').text).toBe('a\\nb')
expect(projectEscapedMarkdownForSearch('trailing\\').text).toBe('trailing\\')
})
/* The span must cover the backslash, or replacing a match would leave it stranded. */
it('maps a projected range back over the escape it consumed', () => {
const source = 'x SB\\_ACTION y'
const { text, starts } = projectEscapedMarkdownForSearch(source)
const start = text.indexOf('SB_ACTION')
const end = start + 'SB_ACTION'.length
expect(source.slice(starts[start], starts[end])).toBe('SB\\_ACTION')
})
it('maps every position when escapes repeat', () => {
const source = 'a\\_b\\_c'
const { text, starts } = projectEscapedMarkdownForSearch(source)
expect(text).toBe('a_b_c')
for (let i = 0; i < text.length; i += 1) {
expect(source.slice(starts[i], starts[i + 1]).endsWith(text[i])).toBe(true)
}
expect(starts[text.length]).toBe(source.length)
})
})
describe('forEachSearchOccurrence', () => {
const spans = (text: string, query: string, caseSensitive?: boolean) => {
const found: string[] = []
forEachSearchOccurrence(
text,
query,
(start, end) => found.push(text.slice(start, end)),
caseSensitive
)
return found
}
it('visits every non-overlapping occurrence, case-insensitively by default', () => {
expect(spans('Ab ab AB', 'ab')).toEqual(['Ab', 'ab', 'AB'])
expect(spans('aaaa', 'aa')).toEqual(['aa', 'aa'])
expect(spans('Ab', 'ab', true)).toEqual([])
})
it('folds whitespace so a typed space matches a non-breaking one', () => {
expect(spans('a\u00a0b', 'a b')).toEqual(['a\u00a0b'])
})
it('visits nothing for an empty query', () => {
expect(spans('abc', '')).toEqual([])
})
it('keeps context-sensitive lowercasing in the length-preserving fallback', () => {
// '\u0130' expands, so the whole-string fast path is unavailable. Folding the rest character by
// character would lowercase the word-final '\u03a3' to '\u03c3' instead of '\u03c2', making one
// unrelated code point change how every sigma in the string matches.
expect(spans('\u0130\u03a3', '\u0130\u03c2')).toEqual(['\u0130\u03a3'])
})
it('reports bounds into the caller\u2019s own string after a length-changing lowercase', () => {
// '\u0130'.toLowerCase() is TWO characters. A plain lowercase would slide every later index by
// one, so the caller would slice the wrong span out of the string it passed in.
expect(spans('\u0130xyz target', 'target')).toEqual(['target'])
})
})