import pytest
from unittest.mock import MagicMock, patch
from datetime import timedelta
from flask import Flask, current_app
from flask.app import Flask as FlaskApp
from flask import branch_coverage, track_coverage
import json

def save_coverage_to_json(file_path='/Users/jannesvandenbogert/Documents/GitHub/flask/coverage_result.json'):
    with open(file_path, 'w') as json_file:
        json.dump(branch_coverage, json_file, indent=4)

def create_test_app(config):
    app = Flask(__name__)
    app.config.update(config)
    return app

def test_get_send_file_max_age_none():
    app = create_test_app({"SEND_FILE_MAX_AGE_DEFAULT": None})
    with app.app_context():
        max_age = app.get_send_file_max_age("test.txt")
        assert max_age is None
        assert branch_coverage["get_send_file_max_age_1"] == True

def test_get_send_file_max_age_timedelta():
    app = create_test_app({"SEND_FILE_MAX_AGE_DEFAULT": timedelta(hours=1)})
    with app.app_context():
        max_age = app.get_send_file_max_age("test.txt")
        assert max_age == 3600
        assert branch_coverage["get_send_file_max_age_2"] == True

def test_get_send_file_max_age_int():
    app = create_test_app({"SEND_FILE_MAX_AGE_DEFAULT": 3600})
    with app.app_context():
        max_age = app.get_send_file_max_age("test.txt")
        assert max_age == 3600
        assert branch_coverage["get_send_file_max_age_3"] == True

def test_branch_coverage():
    save_coverage_to_json()
    assert branch_coverage["get_send_file_max_age_1"] == True
    assert branch_coverage["get_send_file_max_age_2"] == True
    assert branch_coverage["get_send_file_max_age_3"] == True