PlanTempusApp/Tests/ConfigurationTests/JsonConfigurationProviderTests.cs

using Core.Configurations.SmartConfig;
using Core.Configurations;
using FluentAssertions;
using Newtonsoft.Json.Linq;
using Core.Configurations.JsonConfigProvider;
using Autofac;
using System.Data;
using Insight.Database;
using Npgsql;
using Microsoft.VisualStudio.TestTools.UnitTesting;

namespace Tests.ConfigurationTests
{
    [TestClass]
    public class JsonConfigurationProviderTests : TestFixture
    {
        [TestMethod]
        public void GetSection_ShouldReturnCorrectFeatureSection()
        {
            // Arrange
            var expectedJObject = JObject.Parse(@"{
                    'Enabled': true,
                    'RolloutPercentage': 25,
                    'AllowedUserGroups': ['beta']
                }") as JToken;

            var builder = new ConfigurationBuilder()
                .AddJsonFile("appconfiguration.dev.json")
                .Build();

            // Act
            var section = builder.GetSection("Feature");

            // Assert
            section.Should().NotBeNull();
            section.Value.Should().BeEquivalentTo(expectedJObject);
        }

        [TestMethod]
        public void Get_ShouldReturnCorrectFeatureObject()
        {
            // Arrange
            var expectedFeature = new Feature
            {
                Enabled = true,
                RolloutPercentage = 25,
                AllowedUserGroups = new() { "beta" }
            };

            var builder = new ConfigurationBuilder()
                .AddJsonFile("appconfiguration.dev.json")
                .Build();

            // Act
            var actualFeature = builder.GetSection("Feature").ToObject<Feature>();
#pragma warning disable CS0618 // Type or member is obsolete
            var actualFeatureObsoleted = builder.GetSection("Feature").Get<Feature>();
#pragma warning restore CS0618 // Type or member is obsolete
            // Assert
            actualFeature.Should().BeEquivalentTo(expectedFeature);
            actualFeatureObsoleted.Should().BeEquivalentTo(expectedFeature);

        }
        [TestMethod]
        public void Get_ShouldReturnCorrectValueAsString()
        {
            // Arrange
            var expectedFeature = "123";

            var builder = new ConfigurationBuilder()
                .AddJsonFile("appconfiguration.dev.json")
                .Build();

            // Act
            var actualFeature = builder.GetSection("AnotherSetting").Get<string>("Thresholds:High");

            // Assert
            actualFeature.Should().BeEquivalentTo(expectedFeature);
        }
        /// <summary>
        /// Testing a stupid indexer for compability with Microsoft ConfigurationBuilder
        /// </summary>
        [TestMethod]
        public void Indexer_ShouldReturnValueAsString()
        {
            // Arrange
            var expected = "SHA256";

            var builder = new ConfigurationBuilder()
                .AddJsonFile("appconfiguration.dev.json")
                .Build();

            // Act
            var actual = builder["Authentication"];

            // Assert
            actual.Should().BeEquivalentTo(expected);
        }
        [TestMethod]
        public void Get_ShouldReturnCorrectValueAsInt()
        {
            // Arrange
            var expectedFeature = 22;

            var builder = new ConfigurationBuilder()
                .AddJsonFile("appconfiguration.dev.json")
                .Build();

            // Act
            var actualFeature = builder.GetSection("AnotherSetting:Temperature").Get<int>("Indoor:Max:Limit");

            // Assert
            actualFeature.Should().Be(expectedFeature);
        }
        [TestMethod]
        public void Get_ShouldReturnCorrectValueAsBool()
        {
            // Arrange
            var expectedFeature = true;

            var configRoot = new ConfigurationBuilder()
                .AddJsonFile("appconfiguration.dev.json")
                .AddSmartConfig()
                .Build();

            // Act
            var actualFeature = configRoot.Get<bool>("Database:UseSSL");

            // Assert
            actualFeature.Should().Be(expectedFeature);
        }
    }

    public class Feature
    {
        public bool Enabled { get; set; }
        public int RolloutPercentage { get; set; }
        public List<string> AllowedUserGroups { get; set; }
    }

}