import assert from 'node:assert/strict'
import test from 'node:test'
import { createUserMessage } from '../bundle/lib/message.js'

test('createUserMessage returns a frozen user message with a fresh id', () => {
  const message = createUserMessage({
    content: [{ type: 'text', text: 'hello' }],
    source: { kind: 'user' },
  })

  assert.equal(message.role, 'user')
  assert.match(message.id, /^[0-9a-f-]{36}$/)
  assert.deepEqual(message.content, [{ type: 'text', text: 'hello' }])
  assert.deepEqual(message.source, { kind: 'user' })
  assert.ok(Object.isFrozen(message))
  assert.ok(Object.isFrozen(message.content))
  assert.ok(Object.isFrozen(message.content[0]))
})

test('createUserMessage does not reuse an id', () => {
  const a = createUserMessage({ content: [], source: { kind: 'user' } })
  const b = createUserMessage({ content: [], source: { kind: 'user' } })
  assert.notEqual(a.id, b.id)
})