Files
2026-05-27 23:29:53 +01:00

33 lines
1002 B
TypeScript

import { describe, it } from "@suaveplan/testing/runner";
import fc from "fast-check";
import { computeChecksum } from "../src/runner/runner.js";
describe("property — SHA-256 checksum stability", () => {
it("identical content produces identical SHA-256", {
timeout: 30000,
}, () => {
fc.assert(
fc.property(fc.string(), (content) => {
const a = computeChecksum(content);
const b = computeChecksum(content);
return a === b && /^[0-9a-f]{64}$/.test(a);
})
);
});
it("different content produces different SHA-256", {
timeout: 30000,
}, () => {
fc.assert(
fc.property(
fc.string({ minLength: 1 }),
fc.string({ minLength: 1 }),
(a, b) => {
if (a === b) return true;
return computeChecksum(a) !== computeChecksum(b);
}
)
);
});
});