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December 19, 2021 12:31
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| using Microsoft.Extensions.DependencyInjection; | |
| using Microsoft.Extensions.Hosting; | |
| using Microsoft.Extensions.Configuration; | |
| using Microsoft.Extensions.Logging; | |
| using Microsoft.Extensions.Options; | |
| using NetDaemon.AppModel.Common.Extensions; | |
| using System.ComponentModel; | |
| using System.Globalization; | |
| namespace NetDaemon.AppModel.Tests.Config; | |
| public class ConfigTests | |
| { | |
| /// <summary> | |
| /// This test is a showcase how to use custom type converters | |
| /// </summary> | |
| [Fact] | |
| public void TestAddYamlConfigWithTypeConverterGetsSettingsCorrectly() | |
| { | |
| // ARRANGE | |
| var configurationBuilder = new ConfigurationBuilder() as IConfigurationBuilder; | |
| configurationBuilder.AddYamlAppConfig( | |
| Path.Combine(AppContext.BaseDirectory, | |
| "Config/fixtures")); | |
| var configRool = configurationBuilder.Build(); | |
| var section = configRool.GetSection("TestConfigConverter"); | |
| // ACT | |
| var settings = section.Get<TestConvertedSettings>(); | |
| // CHECK | |
| settings!.Entity!.EntityId | |
| .Should() | |
| .Be("light.testlight"); | |
| } | |
| } | |
| #region -- Test classes -- | |
| internal class InjectMeWithConfigPlease | |
| { | |
| public InjectMeWithConfigPlease(IAppConfig<TestSettings> settings) | |
| { | |
| Settings = settings; | |
| } | |
| public IAppConfig<TestSettings> Settings { get; } | |
| } | |
| internal class TestConvertedSettings | |
| { | |
| public TestEntity? Entity { get; set; } = null; | |
| } | |
| [TypeConverter(typeof(TestTypeConverter))] | |
| internal class TestEntity | |
| { | |
| public TestEntity( | |
| string entityId | |
| ) | |
| { | |
| EntityId = entityId; | |
| } | |
| public string EntityId { get; } | |
| } | |
| internal class TestTypeConverter : TypeConverter | |
| { | |
| public override bool CanConvertFrom(ITypeDescriptorContext? context, Type sourceType) | |
| { | |
| return sourceType == typeof(string) || base.CanConvertFrom(context, sourceType); | |
| } | |
| public override object? ConvertFrom(ITypeDescriptorContext? context, CultureInfo? culture, object value) | |
| { | |
| var stringValue = value as string; | |
| if (stringValue is not null) | |
| return new TestEntity(stringValue); | |
| return base.ConvertFrom(context, culture, value); | |
| } | |
| public override object? ConvertTo(ITypeDescriptorContext? context, CultureInfo? culture, object? value, Type destinationType) | |
| { | |
| var casted = value as TestEntity; | |
| if (destinationType == typeof(string) && casted is not null) | |
| return casted; | |
| return base.ConvertTo(context, culture, value, destinationType); | |
| } | |
| } | |
| #endregion |
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