import pytest

from swarm_models import OpenAIChat
from swarms.structs.agent import Agent
from swarms.structs.company import Company

# Mock OpenAIChat instance
llm = OpenAIChat(openai_api_key="test_key", max_tokens=4000)

# Mock Agents
ceo = Agent(llm=llm, name="CEO")
dev = Agent(llm=llm, name="Developer")
va = Agent(llm=llm, name="VA")
hr = Agent(llm=llm, name="HR")

shared_instructions = "Listen to your boss"


def test_add_agent():
    company = Company(
        org_chart=[[ceo, [dev, va]]],
        shared_instructions=shared_instructions,
    )
    company.add(hr)
    assert hr in company.agents


def test_get_agent():
    company = Company(
        org_chart=[[ceo, [dev, va]]],
        shared_instructions=shared_instructions,
    )
    company.add(hr)
    assert company.get("HR") == hr


def test_remove_agent():
    company = Company(
        org_chart=[[ceo, [dev, va]]],
        shared_instructions=shared_instructions,
    )
    company.add(hr)
    company.remove(hr)
    assert hr not in company.agents


def test_add_existing_agent():
    company = Company(
        org_chart=[[ceo, [dev, va]]],
        shared_instructions=shared_instructions,
    )
    company.add(hr)
    with pytest.raises(ValueError):
        company.add(hr)


def test_get_nonexistent_agent():
    company = Company(
        org_chart=[[ceo, [dev, va]]],
        shared_instructions=shared_instructions,
    )
    with pytest.raises(ValueError):
        company.get("Nonexistent")


def test_remove_nonexistent_agent():
    company = Company(
        org_chart=[[ceo, [dev, va]]],
        shared_instructions=shared_instructions,
    )
    with pytest.raises(ValueError):
        company.remove(hr)