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RuleEngineTracker to control rule engine execution (#2407)
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19 changes: 19 additions & 0 deletions
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src/OpenTelemetry.AutoInstrumentation.StartupHook/Properties/AssemblyInfo.cs
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| // <copyright file="AssemblyInfo.cs" company="OpenTelemetry Authors"> | ||
| // Copyright The OpenTelemetry Authors | ||
| // | ||
| // Licensed under the Apache License, Version 2.0 (the "License"); | ||
| // you may not use this file except in compliance with the License. | ||
| // You may obtain a copy of the License at | ||
| // | ||
| // http://www.apache.org/licenses/LICENSE-2.0 | ||
| // | ||
| // Unless required by applicable law or agreed to in writing, software | ||
| // distributed under the License is distributed on an "AS IS" BASIS, | ||
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| // See the License for the specific language governing permissions and | ||
| // limitations under the License. | ||
| // </copyright> | ||
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| using System.Runtime.CompilerServices; | ||
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| [assembly: InternalsVisibleTo("OpenTelemetry.AutoInstrumentation.StartupHook.Tests")] |
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...trumentation.StartupHook.Tests/OpenTelemetry.AutoInstrumentation.StartupHook.Tests.csproj
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| <Project Sdk="Microsoft.NET.Sdk"> | ||
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| <PropertyGroup> | ||
| <TargetFrameworks>net6.0;net7.0</TargetFrameworks> | ||
| </PropertyGroup> | ||
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| <ItemGroup> | ||
| <ProjectReference Include="..\..\src\OpenTelemetry.AutoInstrumentation.StartupHook\OpenTelemetry.AutoInstrumentation.StartupHook.csproj" /> | ||
| </ItemGroup> | ||
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| </Project> |
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test/OpenTelemetry.AutoInstrumentation.StartupHook.Tests/RuleEngineTests.cs
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| // <copyright file="RuleEngineTests.cs" company="OpenTelemetry Authors"> | ||
| // Copyright The OpenTelemetry Authors | ||
| // | ||
| // Licensed under the Apache License, Version 2.0 (the "License"); | ||
| // you may not use this file except in compliance with the License. | ||
| // You may obtain a copy of the License at | ||
| // | ||
| // http://www.apache.org/licenses/LICENSE-2.0 | ||
| // | ||
| // Unless required by applicable law or agreed to in writing, software | ||
| // distributed under the License is distributed on an "AS IS" BASIS, | ||
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| // See the License for the specific language governing permissions and | ||
| // limitations under the License. | ||
| // </copyright> | ||
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| using OpenTelemetry.AutoInstrumentation.RulesEngine; | ||
| using Xunit; | ||
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| namespace OpenTelemetry.AutoInstrumentation.StartupHook.Tests; | ||
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| public class RuleEngineTests : IDisposable | ||
| { | ||
| public void Dispose() | ||
| { | ||
| Environment.SetEnvironmentVariable("OTEL_DOTNET_AUTO_RULE_ENGINE_ENABLED", null); | ||
| } | ||
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| [Fact] | ||
| public void RuleEngineValidation_WhenShouldTrackIsTrue() | ||
| { | ||
| // Arrange | ||
| SetShouldTrackEnvironmentVariable(true); | ||
| var testRule = new TestRule(); | ||
| var ruleEngine = new RuleEngine(new List<Rule> { testRule }); | ||
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| // Act | ||
| var result = ruleEngine.Validate(); | ||
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| // Assert | ||
| Assert.True(result); | ||
| Assert.True(testRule.IsEvaluated); | ||
| } | ||
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| [Fact] | ||
| public void RuleEngineValidation_WhenShouldTrackIsFalse() | ||
| { | ||
| // Arrange | ||
| SetShouldTrackEnvironmentVariable(false); | ||
| var testRule = new TestRule(); | ||
| var ruleEngine = new RuleEngine(new List<Rule> { testRule }); | ||
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| // Act | ||
| var result = ruleEngine.Validate(); | ||
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| // Assert | ||
| Assert.True(result); | ||
| Assert.False(testRule.IsEvaluated); | ||
| } | ||
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| [Fact] | ||
| public void RuleEngineValidation_WhenShouldTrackIsNull() | ||
| { | ||
| // Arrange | ||
| SetShouldTrackEnvironmentVariable(null); | ||
| var testRule = new TestRule(); | ||
| var ruleEngine = new RuleEngine(new List<Rule> { testRule }); | ||
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| // Act | ||
| var result = ruleEngine.Validate(); | ||
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| // Assert | ||
| Assert.True(result); | ||
| Assert.True(testRule.IsEvaluated); | ||
| } | ||
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| [Fact] | ||
| public void RuleEngineValidation_WhenShouldTrackIsNotSet() | ||
| { | ||
| // Arrange | ||
| var testRule = new TestRule(); | ||
| var ruleEngine = new RuleEngine(new List<Rule> { testRule }); | ||
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| // Act | ||
| var result = ruleEngine.Validate(); | ||
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| // Assert | ||
| Assert.True(result); | ||
| Assert.True(testRule.IsEvaluated); | ||
| } | ||
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| [Fact] | ||
| public void RuleEngineValidation_WhenShouldTrackHasInvalidValue() | ||
| { | ||
| // Arrange | ||
| Environment.SetEnvironmentVariable("OTEL_DOTNET_AUTO_RULE_ENGINE_ENABLED", "Invalid"); | ||
| var testRule = new TestRule(); | ||
| var ruleEngine = new RuleEngine(new List<Rule> { testRule }); | ||
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| // Act | ||
| var result = ruleEngine.Validate(); | ||
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| // Assert | ||
| Assert.True(result); | ||
| Assert.True(testRule.IsEvaluated); | ||
| } | ||
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| private void SetShouldTrackEnvironmentVariable(bool? value) | ||
| { | ||
| Environment.SetEnvironmentVariable("OTEL_DOTNET_AUTO_RULE_ENGINE_ENABLED", value?.ToString()); | ||
| } | ||
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| private class TestRule : Rule | ||
| { | ||
| internal bool IsEvaluated { get; private set; } | ||
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| internal override bool Evaluate() | ||
| { | ||
| IsEvaluated = true; | ||
| return true; | ||
| } | ||
| } | ||
| } |