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import { it, expect, describe } from "bun:test";
import crypto from "node:crypto";
import { PassThrough, Readable } from "node:stream";
it("crypto.randomBytes should return a Buffer", () => {
expect(crypto.randomBytes(1) instanceof Buffer).toBe(true);
expect(Buffer.isBuffer(crypto.randomBytes(1))).toBe(true);
});
// https://github.com/oven-sh/bun/issues/1839
describe("createHash", () => {
it("update & digest", () => {
const hash = crypto.createHash("sha256");
hash.update("some data to hash");
expect(hash.digest("hex")).toBe("6a2da20943931e9834fc12cfe5bb47bbd9ae43489a30726962b576f4e3993e50");
});
it("returns Buffer", () => {
const hash = crypto.createHash("sha256");
hash.update("some data to hash");
expect(Buffer.isBuffer(hash.digest())).toBeTrue();
});
it("stream (sync)", () => {
const hash = crypto.createHash("sha256");
hash.write("some data to hash");
hash.end();
expect(hash.read().toString("hex")).toBe("6a2da20943931e9834fc12cfe5bb47bbd9ae43489a30726962b576f4e3993e50");
});
it("stream (async)", done => {
const hash = crypto.createHash("sha256");
hash.on("readable", () => {
const data = hash.read();
if (data) {
expect(data.toString("hex")).toBe("6a2da20943931e9834fc12cfe5bb47bbd9ae43489a30726962b576f4e3993e50");
done();
}
});
hash.write("some data to hash");
hash.end();
});
it("stream multiple chunks", done => {
const hash = crypto.createHash("sha256");
hash.write("some data to hash");
hash.on("readable", () => {
const data = hash.read();
if (data) {
expect(data.toString("hex")).toBe("43cc4cdc6bd7799b13da2d7c94bba96f3768bf7c4eba7038e0c393e4474fc9e5");
done();
}
});
hash.write("some data to hash");
hash.write("some data to hash");
hash.end();
});
it("stream with pipe", done => {
const hash = crypto.createHash("sha256");
const s = new PassThrough();
hash.on("readable", () => {
const data = hash.read();
if (data) {
expect(data.toString("hex")).toBe("0e1076315962f2e639ba2eea46223a813dafea530425613948c4b21635abd8fc");
done();
}
});
s.write("Hello world");
s.pipe(hash);
s.write("Bun!");
s.end();
});
it("repeated calls doesnt segfault", () => {
function fn() {
crypto.createHash("sha1").update(Math.random(), "ascii").digest("base64");
}
for (let i = 0; i < 10; i++) fn();
});
it("multiple calls to digest throws exception", () => {
const hash = crypto.createHash("sha256");
hash.update("hello world");
expect(hash.digest("hex")).toBe("b94d27b9934d3e08a52e52d7da7dabfac484efe37a5380ee9088f7ace2efcde9");
expect(() => hash.digest("hex")).toThrow();
});
it("copy is the same", () => {
const hash = crypto.createHash("sha256");
hash.update("hello");
const copy = hash.copy();
expect(copy.digest("hex")).toBe(hash.digest("hex"));
});
it("copy is not linked", () => {
const hash = crypto.createHash("sha256");
hash.update("hello");
const copy = hash.copy();
hash.update("world");
expect(copy.digest("hex")).not.toBe(hash.digest("hex"));
});
it("copy updates the same", () => {
const hash = crypto.createHash("sha256");
hash.update("hello");
const copy = hash.copy();
hash.update("world");
copy.update("world");
expect(copy.digest("hex")).toBe(hash.digest("hex"));
});
});
it("crypto.createHmac", () => {
const result = crypto.createHmac("sha256", "key").update("message").digest("base64");
expect(result).toBe("bp7ym3X//Ft6uuUn1Y/a2y/kLnIZARl2kXNDBl9Y7Uo=");
});
it("web crypto", async () => {
let bytes = new Uint8Array(32);
crypto.getRandomValues(bytes);
await crypto.subtle.digest("SHA-256", bytes);
});
// https://github.com/oven-sh/bun/issues/2110
it("hash regression #2110", () => {
var s = "6fbf7e2948e0c2f29eaacac1733546a4af5ca482";
expect(crypto.createHash("sha1").update(s, "binary").digest("hex")).toBe("e7c8b3c6f114c523d07ee355c534ee9bef3c044b");
});
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