import { describe, expect, test } from 'vitest'
import { generateKeypair } from './generate-keypair.js'

/**
 * Although this case is testing library code under the hood, it is helpful
 * out of documentation reasons.
 */
describe('The generateKeyPair function', () => {
  test('should be able to generate a keypair', async () => {
    const keypair = await generateKeypair()

    //
    // Public Key
    //
    expect(keypair.publicKey.algorithm).toMatchInlineSnapshot(`
      {
        "name": "Ed25519",
      }
    `)
    expect(keypair.publicKey.usages).toMatchInlineSnapshot(`
      [
        "verify",
      ]
    `)
    expect(keypair.publicKey.type).toMatchInlineSnapshot(`"public"`)
    expect(keypair.publicKey.extractable).toBe(true)

    //
    // Private Key
    //
    expect(keypair.privateKey.algorithm).toMatchInlineSnapshot(`
      {
        "name": "Ed25519",
      }
    `)
    expect(keypair.privateKey.usages).toMatchInlineSnapshot(`
      [
        "sign",
      ]
    `)
    expect(keypair.privateKey.type).toMatchInlineSnapshot(`"private"`)

    // The private key is extractable as well as otherwise we wouldn't be able to serialize it as a JWT
    expect(keypair.privateKey.extractable).toBe(true)
  })
})