"""Integration tests for FastAPI application."""

import pytest
from fastapi.testclient import TestClient


@pytest.mark.integration
def test_read_root(app_test_client: TestClient) -> None:
    """Test root endpoint returns expected message."""
    response = app_test_client.get("/")
    assert response.status_code == 200
    assert response.json() == {"message": "Hello World"}


@pytest.mark.integration
def test_health_check(app_test_client: TestClient) -> None:
    """Test health check endpoint returns healthy status."""
    response = app_test_client.get("/health")
    assert response.status_code == 200
    assert response.json() == {"status": "healthy"}


@pytest.mark.integration
def test_readiness_check(app_test_client: TestClient) -> None:
    """Test readiness check endpoint returns ready status."""
    response = app_test_client.get("/ready")
    assert response.status_code == 200
    assert response.json() == {"status": "ready"}


@pytest.mark.integration
def test_openapi_docs_accessible(app_test_client: TestClient) -> None:
    """Test OpenAPI documentation is accessible."""
    response = app_test_client.get("/docs")
    assert response.status_code == 200


@pytest.mark.integration
def test_openapi_json_accessible(app_test_client: TestClient) -> None:
    """Test OpenAPI JSON schema is accessible."""
    response = app_test_client.get("/openapi.json")
    assert response.status_code == 200
    assert "openapi" in response.json()
    assert "info" in response.json()


@pytest.mark.integration
def test_nonexistent_endpoint_returns_404(app_test_client: TestClient) -> None:
    """Test requesting a non-existent endpoint returns 404."""
    response = app_test_client.get("/nonexistent")
    assert response.status_code == 404


@pytest.mark.integration
def test_root_endpoint_content_type(app_test_client: TestClient) -> None:
    """Test root endpoint returns JSON content type."""
    response = app_test_client.get("/")
    assert response.headers["content-type"] == "application/json"


@pytest.mark.integration
def test_health_endpoint_content_type(app_test_client: TestClient) -> None:
    """Test health endpoint returns JSON content type."""
    response = app_test_client.get("/health")
    assert response.headers["content-type"] == "application/json"


@pytest.mark.integration
def test_ready_endpoint_content_type(app_test_client: TestClient) -> None:
    """Test readiness endpoint returns JSON content type."""
    response = app_test_client.get("/ready")
    assert response.headers["content-type"] == "application/json"