test/js/node/tls/node-tls-internals.test.ts


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import { createTest } from "node-harness";
const { describe, expect, it } = createTest(import.meta.path);
//@ts-ignore
const $lazy = globalThis[Symbol.for("Bun.lazy")];
const tlsInternals = $lazy("internal/tls");

describe("node/tls", () => {
  // this is only exposed on debug builds so we skip on release builds
  const test = tlsInternals ? it : it.skip;

  test("canonicalizeIP", () => {
    const { canonicalizeIP } = tlsInternals;
    expect(canonicalizeIP("127.0.0.1")).toBe("127.0.0.1");
    expect(canonicalizeIP("10.1.0.1")).toBe("10.1.0.1");
    expect(canonicalizeIP("::1")).toBe("::1");
    expect(canonicalizeIP("fe80:0:0:0:0:0:0:1")).toBe("fe80::1");
    expect(canonicalizeIP("fe80:0:0:0:0:0:0:0")).toBe("fe80::");
    expect(canonicalizeIP("fe80::0000:0010:0001")).toBe("fe80::10:1");
    expect(canonicalizeIP("0001:2222:3333:4444:5555:6666:7777:0088")).toBe("1:2222:3333:4444:5555:6666:7777:88");

    expect(canonicalizeIP("0001:2222:3333:4444:5555:6666::")).toBe("1:2222:3333:4444:5555:6666::");

    expect(canonicalizeIP("a002:B12:00Ba:4444:5555:6666:0:0")).toBe("a002:b12:ba:4444:5555:6666::");

    // IPv4 address represented in IPv6
    expect(canonicalizeIP("0:0:0:0:0:ffff:c0a8:101")).toBe("::ffff:192.168.1.1");

    expect(canonicalizeIP("::ffff:192.168.1.1")).toBe("::ffff:192.168.1.1");
  });

  test("rootCertificates", () => {
    const { rootCertificates } = tlsInternals;
    expect(rootCertificates).toBeInstanceOf(Array);
    expect(rootCertificates.length).toBeGreaterThan(0);
    expect(typeof rootCertificates[0]).toBe("string");

    for (const cert of rootCertificates) {
      expect(cert).toStartWith("-----BEGIN CERTIFICATE-----");
      expect(cert).toEndWith("-----END CERTIFICATE-----");
    }
  });
});