OpenFeatureClientBenchmarks.cs

using System.Collections.Immutable;
using System.Diagnostics.CodeAnalysis;
using System.Threading.Tasks;
using AutoFixture;
using BenchmarkDotNet.Attributes;
using BenchmarkDotNet.Jobs;
using OpenFeature.Model;

namespace OpenFeature.Benchmark
{
    [MemoryDiagnoser]
    [SimpleJob(RuntimeMoniker.Net60, baseline: true)]
    [JsonExporterAttribute.Full]
    [JsonExporterAttribute.FullCompressed]
    [SuppressMessage("Reliability", "CA2007:Consider calling ConfigureAwait on the awaited task")]
    public class OpenFeatureClientBenchmarks
    {
        private readonly string _domain;
        private readonly string _clientVersion;
        private readonly string _flagName;
        private readonly bool _defaultBoolValue;
        private readonly string _defaultStringValue;
        private readonly int _defaultIntegerValue;
        private readonly double _defaultDoubleValue;
        private readonly Value _defaultStructureValue;
        private readonly FlagEvaluationOptions _emptyFlagOptions;
        private readonly FeatureClient _client;

        public OpenFeatureClientBenchmarks()
        {
            var fixture = new Fixture();
            this._domain = fixture.Create<string>();
            this._clientVersion = fixture.Create<string>();
            this._flagName = fixture.Create<string>();
            this._defaultBoolValue = fixture.Create<bool>();
            this._defaultStringValue = fixture.Create<string>();
            this._defaultIntegerValue = fixture.Create<int>();
            this._defaultDoubleValue = fixture.Create<double>();
            this._defaultStructureValue = fixture.Create<Value>();
            this._emptyFlagOptions = new FlagEvaluationOptions(ImmutableList<Hook>.Empty, ImmutableDictionary<string, object>.Empty);

            this._client = Api.Instance.GetClient(this._domain, this._clientVersion);
        }

        [Benchmark]
        public async Task OpenFeatureClient_GetBooleanValue_WithoutEvaluationContext_WithoutFlagEvaluationOptions() =>
            await this._client.GetBooleanValueAsync(this._flagName, this._defaultBoolValue);

        [Benchmark]
        public async Task OpenFeatureClient_GetBooleanValue_WithEmptyEvaluationContext_WithoutFlagEvaluationOptions() =>
            await this._client.GetBooleanValueAsync(this._flagName, this._defaultBoolValue, EvaluationContext.Empty);

        [Benchmark]
        public async Task OpenFeatureClient_GetBooleanValue_WithEmptyEvaluationContext_WithEmptyFlagEvaluationOptions() =>
            await this._client.GetBooleanValueAsync(this._flagName, this._defaultBoolValue, EvaluationContext.Empty, this._emptyFlagOptions);

        [Benchmark]
        public async Task OpenFeatureClient_GetStringValue_WithoutEvaluationContext_WithoutFlagEvaluationOptions() =>
            await this._client.GetStringValueAsync(this._flagName, this._defaultStringValue);

        [Benchmark]
        public async Task OpenFeatureClient_GetStringValue_WithEmptyEvaluationContext_WithoutFlagEvaluationOptions() =>
            await this._client.GetStringValueAsync(this._flagName, this._defaultStringValue, EvaluationContext.Empty);

        [Benchmark]
        public async Task OpenFeatureClient_GetStringValue_WithoutEvaluationContext_WithEmptyFlagEvaluationOptions() =>
            await this._client.GetStringValueAsync(this._flagName, this._defaultStringValue, EvaluationContext.Empty, this._emptyFlagOptions);

        [Benchmark]
        public async Task OpenFeatureClient_GetIntegerValue_WithoutEvaluationContext_WithoutFlagEvaluationOptions() =>
            await this._client.GetIntegerValueAsync(this._flagName, this._defaultIntegerValue);

        [Benchmark]
        public async Task OpenFeatureClient_GetIntegerValue_WithEmptyEvaluationContext_WithoutFlagEvaluationOptions() =>
            await this._client.GetIntegerValueAsync(this._flagName, this._defaultIntegerValue, EvaluationContext.Empty);

        [Benchmark]
        public async Task OpenFeatureClient_GetIntegerValue_WithEmptyEvaluationContext_WithEmptyFlagEvaluationOptions() =>
            await this._client.GetIntegerValueAsync(this._flagName, this._defaultIntegerValue, EvaluationContext.Empty, this._emptyFlagOptions);

        [Benchmark]
        public async Task OpenFeatureClient_GetDoubleValue_WithoutEvaluationContext_WithoutFlagEvaluationOptions() =>
            await this._client.GetDoubleValueAsync(this._flagName, this._defaultDoubleValue);

        [Benchmark]
        public async Task OpenFeatureClient_GetDoubleValue_WithEmptyEvaluationContext_WithoutFlagEvaluationOptions() =>
            await this._client.GetDoubleValueAsync(this._flagName, this._defaultDoubleValue, EvaluationContext.Empty);

        [Benchmark]
        public async Task OpenFeatureClient_GetDoubleValue_WithEmptyEvaluationContext_WithEmptyFlagEvaluationOptions() =>
            await this._client.GetDoubleValueAsync(this._flagName, this._defaultDoubleValue, EvaluationContext.Empty, this._emptyFlagOptions);

        [Benchmark]
        public async Task OpenFeatureClient_GetObjectValue_WithoutEvaluationContext_WithoutFlagEvaluationOptions() =>
            await this._client.GetObjectValueAsync(this._flagName, this._defaultStructureValue);

        [Benchmark]
        public async Task OpenFeatureClient_GetObjectValue_WithEmptyEvaluationContext_WithoutFlagEvaluationOptions() =>
            await this._client.GetObjectValueAsync(this._flagName, this._defaultStructureValue, EvaluationContext.Empty);

        [Benchmark]
        public async Task OpenFeatureClient_GetObjectValue_WithEmptyEvaluationContext_WithEmptyFlagEvaluationOptions() =>
            await this._client.GetObjectValueAsync(this._flagName, this._defaultStructureValue, EvaluationContext.Empty, this._emptyFlagOptions);
    }
}