using System;
using Microsoft.AspNetCore.Hosting;
using Microsoft.AspNetCore;
using nuget_host;
using Xunit;
using nuget_host.Data;
using Microsoft.Extensions.Options;
using nuget_host.Entities;

namespace nuget.host.tests
{
    public class UnitTestWebHost
    {
        
        [Fact]
        public void TestHaveTestDbContext()
        {
            IWebHost webhost = BuildWebHost( new string[] { "--urls", "localhost:5003" });
            Assert.NotNull(webhost);
            ApplicationDbContext dbcontext = (ApplicationDbContext) webhost.Services.GetService(typeof(ApplicationDbContext));
            Assert.NotNull(dbcontext);
            dbcontext.Database.EnsureCreated();
        }
        
        [Fact]
        public void TestHaveConfig()
        {
            string envVar = Environment.GetEnvironmentVariable("ASPNETCORE_ENVIRONMENT");
            Assert.Equal("Testing", envVar);
            IWebHost webhost = BuildWebHost( new string[] { "--urls", "localhost:5003" });
            Assert.NotNull(webhost);
            IOptions<NugetSettings> configOptions = (IOptions<NugetSettings>) webhost.Services.GetService(typeof(IOptions<NugetSettings>));
            NugetSettings nugetConfig = configOptions.Value;

            Assert.NotNull(nugetConfig.ProtectionTitle);
            Assert.NotNull(nugetConfig.PackagesRootDir);
            Assert.True(nugetConfig.MaxUserKeyCount>0);
        }


        public static IWebHost BuildWebHost(string[] args) =>
            WebHost.CreateDefaultBuilder(args)
                .UseStartup<Startup>()
                .Build();
                
    }
}