Function resultsIn

packages/ai/tests/stream-processor.test.ts:2825–2826

(msgIndex: number)

      const messages = processor.getMessages()
      expect(messages).toHaveLength(3)
      const resultsIn = (msgIndex: number) =>
        messages[msgIndex]?.parts.filter((p) => p.type === 'tool-result') ?? []
      // Each result lands next to its own call, not in the last assistant.
      expect(messages[1]?.id).toBe('a1')
      expect(resultsIn(1)).toEqual([