gstack/test/salience-allowlist.test.ts

96 lines
4.1 KiB
TypeScript

/**
* D9 salience privacy gate (T17).
*
* Verifies that fetchSalience strips entries whose slugs don't match the
* allowlist prefixes BEFORE writing the digest to disk. Sensitive content
* (family, therapy, reflection) is never persisted into the cache.
*
* Gate-tier, free.
*/
import { describe, test, expect, beforeEach, afterEach } from 'bun:test';
import { SALIENCE_DEFAULT_ALLOWLIST } from '../scripts/brain-cache-spec';
const ORIGINAL_ENV = process.env.GSTACK_SALIENCE_ALLOWLIST;
beforeEach(() => {
delete require.cache[require.resolve('../bin/gstack-brain-cache')];
});
afterEach(() => {
if (ORIGINAL_ENV) process.env.GSTACK_SALIENCE_ALLOWLIST = ORIGINAL_ENV;
else delete process.env.GSTACK_SALIENCE_ALLOWLIST;
});
async function importCache(): Promise<typeof import('../bin/gstack-brain-cache')> {
return (await import('../bin/gstack-brain-cache')) as typeof import('../bin/gstack-brain-cache');
}
describe('salience allowlist gate', () => {
test('default allowlist permits projects/ + gstack/ + concepts/', async () => {
const mod = await importCache();
expect(mod.isSalienceSlugAllowed('projects/myrepo', SALIENCE_DEFAULT_ALLOWLIST)).toBe(true);
expect(mod.isSalienceSlugAllowed('gstack/product/helsinki', SALIENCE_DEFAULT_ALLOWLIST)).toBe(true);
expect(mod.isSalienceSlugAllowed('concepts/some-idea', SALIENCE_DEFAULT_ALLOWLIST)).toBe(true);
});
test('default allowlist BLOCKS personal/ + family/ + therapy/ + reflections', async () => {
const mod = await importCache();
expect(mod.isSalienceSlugAllowed('personal/reflection-2026-05', SALIENCE_DEFAULT_ALLOWLIST)).toBe(false);
expect(mod.isSalienceSlugAllowed('family/in-laws/ngo-kim-shing', SALIENCE_DEFAULT_ALLOWLIST)).toBe(false);
expect(mod.isSalienceSlugAllowed('therapy-session/2026-05-15', SALIENCE_DEFAULT_ALLOWLIST)).toBe(false);
expect(mod.isSalienceSlugAllowed('reflection/notes', SALIENCE_DEFAULT_ALLOWLIST)).toBe(false);
});
test('isSalienceSlugAllowed handles empty allowlist (blocks everything)', async () => {
const mod = await importCache();
expect(mod.isSalienceSlugAllowed('anything/at-all', [])).toBe(false);
});
test('isSalienceSlugAllowed handles arbitrary prefixes', async () => {
const mod = await importCache();
expect(mod.isSalienceSlugAllowed('custom/scope', ['custom/'])).toBe(true);
expect(mod.isSalienceSlugAllowed('other/scope', ['custom/'])).toBe(false);
});
test('getSalienceAllowlist returns default when env unset and config silent', async () => {
delete process.env.GSTACK_SALIENCE_ALLOWLIST;
const mod = await importCache();
const list = mod.getSalienceAllowlist();
expect(Array.isArray(list)).toBe(true);
expect(list.length).toBeGreaterThan(0);
// Should at minimum contain the curated defaults
expect(list).toContain('projects/');
expect(list).toContain('gstack/');
});
test('GSTACK_SALIENCE_ALLOWLIST env override is honored', async () => {
process.env.GSTACK_SALIENCE_ALLOWLIST = 'custom-a/,custom-b/,custom-c/';
const mod = await importCache();
const list = mod.getSalienceAllowlist();
expect(list).toEqual(['custom-a/', 'custom-b/', 'custom-c/']);
});
test('GSTACK_SALIENCE_ALLOWLIST with whitespace is trimmed', async () => {
process.env.GSTACK_SALIENCE_ALLOWLIST = ' projects/ , gstack/ , concepts/ ';
const mod = await importCache();
const list = mod.getSalienceAllowlist();
expect(list).toEqual(['projects/', 'gstack/', 'concepts/']);
});
test('empty env value falls through to default (not empty list)', async () => {
process.env.GSTACK_SALIENCE_ALLOWLIST = '';
const mod = await importCache();
const list = mod.getSalienceAllowlist();
expect(list.length).toBeGreaterThan(0);
});
test('default allowlist contains nothing sensitive', async () => {
const sensitivePrefixes = ['personal', 'family', 'therapy', 'reflection', 'private', 'medical', 'health'];
for (const prefix of sensitivePrefixes) {
const matched = SALIENCE_DEFAULT_ALLOWLIST.some((p) => p.startsWith(prefix));
expect(matched).toBe(false);
}
});
});