"""Tests for single server boot ups."""

import aiohttp

from asyncio import create_subprocess_exec
from pathlib import Path
from socket import gethostbyname, gethostname
from unittest import IsolatedAsyncioTestCase


class Servers:
    """Setup and run servers."""

    def __init__(self):
        """Initialize class"""
        self.servers = []

    async def create_server(self, *args):
        """Create servers"""
        app = Path.cwd().joinpath("target", "release", "morethantext")
        if args:
            cmd = list(args)
            cmd.insert(0, app)
        else:
            cmd = [app]
        self.servers.append(await create_subprocess_exec(*cmd))

    async def destroy_servers(self):
        """destroy servers"""
        for server in self.servers:
            server.terminate()
            await server.wait()


class SingleBootTC(IsolatedAsyncioTestCase):
    """Test single server boot up."""

    async def asyncSetUp(self):
        """Test Case setup"""
        self.servers = Servers()

    async def asyncTearDown(self):
        await self.servers.destroy_servers()

    async def test_default_boot(self):
        "Are the default settings available?"""
        await self.servers.create_server()
        async with aiohttp.ClientSession() as session:
            async with session.get("http://localhost:3000") as response:
                self.assertEqual(response.status, 200)

    async def test_alt_port_boot(self):
        """Can the server boot off on alternate port?"""
        port = 9025
        await self.servers.create_server("-p", str(port))
        async with aiohttp.ClientSession() as session:
            async with session.get(f"http://localhost:{port}") as response:
                self.assertEqual(response.status, 200)

    async def test_alt_address_boot(self):
        """Can it boot off an alternate address?"""
        addr = gethostbyname(gethostname())
        await self.servers.create_server("-a", addr)
        async with aiohttp.ClientSession() as session:
            async with session.get(f"http://{addr}:3000") as response:
                self.assertEqual(response.status, 200)