79 lines
2.8 KiB
C#
79 lines
2.8 KiB
C#
// <copyright file="LoggerFactoryAndResourceBuilderTests.cs" company="OpenTelemetry Authors">
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// Copyright The OpenTelemetry Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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// </copyright>
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using Microsoft.Extensions.Logging;
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using OpenTelemetry.Exporter;
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using OpenTelemetry.Resources;
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using Xunit;
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namespace OpenTelemetry.Logs.Tests
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{
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public sealed class LoggerFactoryAndResourceBuilderTests
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{
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[Fact]
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public void TestLogExporterCanAccessResource()
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{
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VerifyResourceBuilder(
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assert: (Resource resource) =>
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{
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Assert.Contains(resource.Attributes, (kvp) => kvp.Key == ResourceSemanticConventions.AttributeServiceName && kvp.Value.ToString().Contains("unknown_service"));
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});
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}
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[Fact]
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public void VerifyResourceBuilder_WithServiceNameEnVar()
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{
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try
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{
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Environment.SetEnvironmentVariable(OtelServiceNameEnvVarDetector.EnvVarKey, "MyService");
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VerifyResourceBuilder(
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assert: (Resource resource) =>
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{
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Assert.Contains(resource.Attributes, (kvp) => kvp.Key == ResourceSemanticConventions.AttributeServiceName && kvp.Value.Equals("MyService"));
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});
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}
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finally
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{
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Environment.SetEnvironmentVariable(OtelServiceNameEnvVarDetector.EnvVarKey, null);
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}
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}
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private static void VerifyResourceBuilder(
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Action<Resource> assert)
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{
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// Setup
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using var exporter = new InMemoryExporter<LogRecord>(new List<LogRecord>());
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using var loggerFactory = LoggerFactory.Create(builder =>
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{
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builder.AddOpenTelemetry(options =>
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{
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options.AddProcessor(new SimpleLogRecordExportProcessor(exporter));
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});
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});
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var logger = loggerFactory.CreateLogger<LoggerFactoryAndResourceBuilderTests>();
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var provider = exporter.ParentProvider as OpenTelemetryLoggerProvider;
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Assert.NotNull(provider);
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var resource = provider.GetResource();
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Assert.NotNull(resource);
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// Verify
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assert.Invoke(resource);
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}
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}
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}
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