using System.Collections.Generic;
using System.Text.Json;

namespace JsonTests
{
    public class Product
    {
        public int Id { get; set; }
        public string Name { get; set; }
        public bool IsInStock { get; set; }
    }

    class Program
    {
        static void Main(string[] args)
        {            
         var products = JsonSerializer.Deserialize<List<Product>>("[{\"Id\":1026,\"Name\":\"P1\",\"IsInStock\":\"false\"}]");
        }
    }
}

An unhandled exception of type 'System.Text.Json.JsonException' occurred in System.Text.Json.dll
Inner exceptions found, see $exception in variables window for more details.
Innermost exception System.InvalidOperationException : Cannot get the value of a token type 'String' as a boolean.

    public class BooleanConverter : JsonConverter<bool>
    {
        public override bool Read(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options)
        {
            var value = reader.GetString();
            if (value.Equals("true", StringComparison.OrdinalIgnoreCase)
                 || value.Equals("yes", StringComparison.OrdinalIgnoreCase)
                 || value.Equals("1", StringComparison.Ordinal))
            {
                return true;
            }

            if (value.Equals("false", StringComparison.OrdinalIgnoreCase)
                 || value.Equals("no", StringComparison.OrdinalIgnoreCase)
                 || value.Equals("0", StringComparison.Ordinal))
            {
                return false;
            }

            throw new NotSupportedException($"`{value}` can't be converted to `bool`.");
        }

        public override void Write(Utf8JsonWriter writer, bool value, JsonSerializerOptions options)
        {
            switch (value)
            {
                case true:
                    writer.WriteStringValue("true");
                    break;
                case false:
                    writer.WriteStringValue("false");
                    break;
            }
        }
    }

    public abstract class JsonConverter<T> : JsonConverter
    {
        protected internal JsonConverter();

        public override bool CanConvert(Type typeToConvert);
        public abstract T Read(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options);
        public abstract void Write(Utf8JsonWriter writer, T value, JsonSerializerOptions options);
    }

var options = new JsonSerializerOptions();
options.Converters.Add(new BooleanConverter());
var products = JsonSerializer.Deserialize<List<Product>>(
   "[{\"Id\":1026,\"Name\":\"P1\",\"IsInStock\":\"false\"}]",
   options);

[JsonConverter(typeof(BooleanConverter))]
public bool IsInStock { get; set; }

var options  = new JsonSerializerOptions() {WriteIndented = true };
options.Converters.Add(new BooleanConverter());
var data = JsonSerializer.Serialize<List<Product>>(productList, options);

var tagHelper = new MyCustomTagHelper();

var tagHelperContext = new TagHelperContext(
    allAttributes: new TagHelperAttributeList(),
    items: new Dictionary<object, object>(),
    uniqueId: Guid.NewGuid().ToString("N"));
 
var tagHelperOutput = new TagHelperOutput(
    tagName: "div",
    attributes: new TagHelperAttributeList(),
    getChildContentAsync: (useCachedResult, encoder) =>
    {
        var tagHelperContent = new DefaultTagHelperContent();
        tagHelperContent.SetContent(string.Empty);
        return Task.FromResult<TagHelperContent>(tagHelperContent);
    });
 
tagHelper.Process(tagHelperContext, tagHelperOutput);
var content = tagHelperOutput.Content.GetContent();

public interface ILogActionService
{
    void Log(string data);
}

public class LogAttribute : ActionFilterAttribute
{
    public ILogActionService LogActionService { get; set; }
 
    public override void OnActionExecuted(ActionExecutedContext filterContext)
    {
        LogActionService.Log("......data......");
        base.OnActionExecuted(filterContext);
    }
}

 [Log]
public ActionResult Index()
{}

using StructureMap;
using System.Collections.Generic;
using System.Web.Mvc;
 
namespace DI06.CustomFilters
{
    public class StructureMapFilterProvider : FilterAttributeFilterProvider
    {
        private readonly IContainer _container;
        public StructureMapFilterProvider(IContainer container)
        {
            _container = container;
        }
 
        public override IEnumerable<Filter> GetFilters(ControllerContext controllerContext, ActionDescriptor actionDescriptor)
        {
            var filters = base.GetFilters(controllerContext, actionDescriptor);
            foreach (var filter in filters)
            {
                _container.BuildUp(filter.Instance);
                yield return filter;
            }
        }
    }
}

 //Using the custom StructureMapFilterProvider
var filterProvider = FilterProviders.Providers.Single(provider => provider is FilterAttributeFilterProvider);
FilterProviders.Providers.Remove(filterProvider);
FilterProviders.Providers.Add(SmObjectFactory.Container.GetInstance<StructureMapFilterProvider>());

namespace DI06.IocConfig
{
    public static class SmObjectFactory
    {
        private static readonly Lazy<Container> _containerBuilder =
            new Lazy<Container>(defaultContainer, LazyThreadSafetyMode.ExecutionAndPublication);
 
        public static IContainer Container
        {
            get { return _containerBuilder.Value; }
        }
 
        private static Container defaultContainer()
        {
            return new Container(x =>
            {
                x.For<ILogActionService>().Use<LogActionService>();
 
                x.Policies.SetAllProperties(y =>
                {
                    y.OfType<ILogActionService>();
                });
            });
        }
    }
}

<Project Sdk="Microsoft.NET.Sdk">
  <PropertyGroup>
    <TargetFramework>netcoreapp3.1</TargetFramework>
    <NoWarn>RCS1090</NoWarn>
  </PropertyGroup>
  <ItemGroup>
    <ProjectReference Include="..\ASPNETCore2JwtAuthentication.WebApp\ASPNETCore2JwtAuthentication.WebApp.csproj" />
  </ItemGroup>
  <ItemGroup>
    <None Include="..\ASPNETCore2JwtAuthentication.WebApp\appsettings.json" CopyToOutputDirectory="PreserveNewest" />
  </ItemGroup>
  <ItemGroup>
    <Service Include="{82a7f48d-3b50-4b1e-b82e-3ada8210c329}" />
  </ItemGroup>
  <ItemGroup>
    <PackageReference Include="fluentassertions" Version="5.10.3" />
    <PackageReference Include="Microsoft.AspNetCore.Mvc.Testing" Version="3.1.8" />
    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.7.1" />
    <PackageReference Include="MSTest.TestAdapter" Version="2.1.2" />
    <PackageReference Include="MSTest.TestFramework" Version="2.1.2" />
  </ItemGroup>
</Project>

using ASPNETCore2JwtAuthentication.WebApp;
using Microsoft.AspNetCore.Hosting;
using Microsoft.AspNetCore.Mvc.Testing;
using Microsoft.AspNetCore.TestHost;
using Microsoft.Extensions.DependencyInjection.Extensions;
using Microsoft.Extensions.Hosting;

namespace ASPNETCore2JwtAuthentication.IntegrationTests
{
    public class CustomWebApplicationFactory : WebApplicationFactory<Program>
    {
        protected override IWebHostBuilder CreateWebHostBuilder()
        {
            var builder = base.CreateWebHostBuilder();
            builder.ConfigureLogging(logging =>
            {
                //TODO: ...
            });
            return builder;
        }

        protected override void ConfigureWebHost(IWebHostBuilder builder)
        {
            builder.ConfigureTestServices(services =>
            {
                // Don't run `IHostedService`s when running as a test
                services.RemoveAll(typeof(IHostedService));
            });
        }
    }
}

using System;
using System.Threading;
using System.Net.Http;

namespace ASPNETCore2JwtAuthentication.IntegrationTests
{
    public static class TestsHttpClient
    {
        private static readonly Lazy<HttpClient> _serviceProviderBuilder =
                new Lazy<HttpClient>(getHttpClient, LazyThreadSafetyMode.ExecutionAndPublication);

        /// <summary>
        /// A lazy loaded thread-safe singleton
        /// </summary>
        public static HttpClient Instance { get; } = _serviceProviderBuilder.Value;

        private static HttpClient getHttpClient()
        {
            var services = new CustomWebApplicationFactory();
            return services.CreateClient(); //NOTE: This action is very time consuming, so it should be defined as a singleton.
        }
    }
}

using System.Net.Http;
using System.Net.Http.Headers;
using System.Text;
using System.Text.Json;
using System.Threading.Tasks;
using FluentAssertions;
using Microsoft.VisualStudio.TestTools.UnitTesting;

namespace ASPNETCore2JwtAuthentication.IntegrationTests
{
    [TestClass]
    public class JwtTests
    {
        [TestMethod]
        public async Task TestLoginWorks()
        {
            // Arrange
            var client = TestsHttpClient.Instance;

            // Act
            var token = await doLoginAsync(client);

            // Assert
            token.Should().NotBeNull();
            token.AccessToken.Should().NotBeNullOrEmpty();
            token.RefreshToken.Should().NotBeNullOrEmpty();
        }

        [TestMethod]
        public async Task TestCallProtectedApiWorks()
        {
            // Arrange
            var client = TestsHttpClient.Instance;

            // Act
            var token = await doLoginAsync(client);

            // Assert
            token.Should().NotBeNull();
            token.AccessToken.Should().NotBeNullOrEmpty();
            token.RefreshToken.Should().NotBeNullOrEmpty();

            // Act
            const string protectedApiUrl = "/api/MyProtectedApi";
            client.DefaultRequestHeaders.Authorization = new AuthenticationHeaderValue("Bearer", token.AccessToken);
            var response = await client.GetAsync(protectedApiUrl);
            response.EnsureSuccessStatusCode();

            // Assert
            var responseString = await response.Content.ReadAsStringAsync();
            responseString.Should().NotBeNullOrEmpty();
            var options = new JsonSerializerOptions { PropertyNamingPolicy = JsonNamingPolicy.CamelCase };
            var apiResponse = JsonSerializer.Deserialize<MyProtectedApiResponse>(responseString, options);
            apiResponse.Title.Should().NotBeNullOrEmpty();
            apiResponse.Title.Should().Be("Hello from My Protected Controller! [Authorize]");
        }

        private static async Task<Token> doLoginAsync(HttpClient client)
        {
            const string loginUrl = "/api/account/login";
            var user = new { Username = "Vahid", Password = "1234" };
            var response = await client.SendAsync(new HttpRequestMessage(HttpMethod.Post, loginUrl)
            {
                Content = new StringContent(JsonSerializer.Serialize(user), Encoding.UTF8, "application/json")
            });
            response.EnsureSuccessStatusCode();
            var responseString = await response.Content.ReadAsStringAsync();
            responseString.Should().NotBeNullOrEmpty();
            return JsonSerializer.Deserialize<Token>(responseString);
        }
    }
}
 

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