"""Starlette REST API integration tests using TestClient."""

import pytest
from starlette.testclient import TestClient
from app.agent import app


@pytest.fixture
def client():
    return TestClient(app)


def test_health_endpoint(client):
    """GET /health returns healthy status."""
    response = client.get("/health")
    assert response.status_code == 200
    data = response.json()
    assert data["status"] == "healthy"
    assert "gcp_solution_architecture_agent" in data["agent"]


def test_card_endpoint(client):
    """GET /card returns agent capability card."""
    response = client.get("/card")
    assert response.status_code == 200
    data = response.json()
    assert data["name"] == "gcp_solution_architecture_agent"
    assert "discover" in data["capabilities"]["phases"]


def test_generate_endpoint(client):
    """POST /generate executes full agent workflow."""
    payload = {
        "request": "Build an event-driven regional ingestion service",
        "target_dir": ".",
    }
    response = client.post("/generate", json=payload)
    assert response.status_code == 200
    data = response.json()
    assert data["status"] == "success"
    assert data["validation_passed"] is True
    assert "artifacts" in data
    assert "solution_guide" in data["artifacts"]


def test_validate_endpoint(client):
    """POST /validate executes pre-deployment validation checks."""
    payload = {"target_dir": "."}
    response = client.post("/validate", json=payload)
    assert response.status_code == 200
    data = response.json()
    assert data["valid"] is True