index.test.ts

import { describe, expect, test } from "bun:test";
import { readBasicAuth, writeBasicAuth } from ".";

describe("writeBasicAuth", () => {
  test("example from IETF RFC 2617", () => {
    expect(writeBasicAuth({ username: "Aladdin", password: "open sesame" }))
      .toBe("Basic QWxhZGRpbjpvcGVuIHNlc2FtZQ==")
  })
  test("example", async () => {
    expect(writeBasicAuth({ username: "chris", password: "abcdef" }))
      .toBe('Basic Y2hyaXM6YWJjZGVm')
  })
  test("credentials can be blank", async () => {
    expect(writeBasicAuth({ username: "", password: "" }))
      .toBe('Basic Og==')
  })
})

describe("readBasicAuth", () => {
  test("example from IETF RFC 2617", () => {
    expect(readBasicAuth("Basic QWxhZGRpbjpvcGVuIHNlc2FtZQ=="))
      .toEqual({ success: true, username: "Aladdin", password: "open sesame" })
  })
  test("inverts writeBasicAuth", () => {
    const examples = [
      { username: "chris", password: "abcdef" },
      { username: "julie", password: "xyz" },
      { username: "", password: "" }
    ]
    examples.forEach(x => {
      expect(readBasicAuth(writeBasicAuth(x))).toEqual({ ...x, success: true })
    })
  })
  test("rejects without Basic prefix", () => {
    expect(readBasicAuth("Complicated Y2hyaXM6YWJjZGVm")).toEqual({ success: false })
  })
  test("rejects without a colon in the base64 content", () => {
    expect(readBasicAuth(`Basic ${Buffer.from('whatever').toString("base64")}`)).toEqual({ success: false })
  })
})