Files
2026-05-27 23:47:53 +01:00

64 lines
1.8 KiB
TypeScript

import { readdirSync, readFileSync, statSync } from "node:fs";
import { join } from "node:path";
import { describe, expect, it } from "@suaveplan/testing/runner";
const SRC = join(__dirname, "..", "src");
const APPROVED_RANDOM = join(
SRC,
"primitives",
"random-bytes",
"random-bytes.ts"
);
const BANNED_GLOBAL: ReadonlyArray<RegExp> = [
/\bnode:fs\b/,
/\bnode:path\b/,
/\bnode:url\b/,
/\bprocess\./,
/\bBuffer\b/,
/\bdocument\.[a-z]/,
/\bwindow\.[a-z]/,
];
const BANNED_OUTSIDE_APPROVED: ReadonlyArray<RegExp> = [
/\bMath\.random\b/,
/\bDate\.now\b/,
/\bcrypto\.getRandomValues\b/,
];
function* walk(dir: string): Generator<string> {
for (const entry of readdirSync(dir)) {
const full = join(dir, entry);
const st = statSync(full);
if (st.isDirectory()) yield* walk(full);
else if (full.endsWith(".ts") && !full.endsWith(".test.ts")) yield full;
}
}
describe("no-disallowed", () => {
it("src/ avoids Node + browser built-ins", { timeout: 5000 }, () => {
const hits: string[] = [];
for (const file of walk(SRC)) {
const content = readFileSync(file, "utf8");
for (const pattern of BANNED_GLOBAL) {
if (pattern.test(content)) hits.push(`${file} ${pattern}`);
}
}
expect(hits).toEqual([]);
});
it("random sources live only in the approved file", {
timeout: 5000,
}, () => {
const hits: string[] = [];
for (const file of walk(SRC)) {
if (file === APPROVED_RANDOM) continue;
const content = readFileSync(file, "utf8");
for (const pattern of BANNED_OUTSIDE_APPROVED) {
if (pattern.test(content)) hits.push(`${file} ${pattern}`);
}
}
expect(hits).toEqual([]);
});
});