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ModuleTests.cs
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ModuleTests.cs
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// <copyright file="ModuleTests.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>
using IntegrationTests.Helpers;
using Newtonsoft.Json;
using OpenTelemetry.AutoInstrumentation;
using OpenTelemetry.AutoInstrumentation.Configurations;
using Xunit.Abstractions;
namespace IntegrationTests;
[UsesVerify]
public class ModuleTests : TestHelper
{
public ModuleTests(ITestOutputHelper output)
: base("Modules", output)
{
}
[Fact]
public async Task Default()
{
EnableDefaultExporters();
EnableBytecodeInstrumentation();
string verifyTestName =
#if NETFRAMEWORK
$"{nameof(ModuleTests)}.{nameof(Default)}.NetFx";
#else
$"{nameof(ModuleTests)}.{nameof(Default)}.NetCore";
#endif
await RunTests(verifyTestName);
}
[Fact]
public async Task DefaultNoExporters()
{
// Exporters using RPC can cause dependency loads, which can cause next instrumentation loads.
// This test ensures correct instrumentation loading.
SetEnvironmentVariable(ConfigurationKeys.Traces.Exporter, Constants.ConfigurationValues.None);
SetEnvironmentVariable(ConfigurationKeys.Metrics.Exporter, Constants.ConfigurationValues.None);
SetEnvironmentVariable(ConfigurationKeys.Logs.Exporter, Constants.ConfigurationValues.None);
string verifyTestName =
#if NETFRAMEWORK
$"{nameof(ModuleTests)}.{nameof(DefaultNoExporters)}.NetFx";
#else
$"{nameof(ModuleTests)}.{nameof(DefaultNoExporters)}.NetCore";
#endif
await RunTests(verifyTestName);
}
[Fact]
public async Task Minimal()
{
SetEnvironmentVariable(ConfigurationKeys.InstrumentationEnabled, "false");
SetEnvironmentVariable(ConfigurationKeys.Traces.Exporter, Constants.ConfigurationValues.None);
SetEnvironmentVariable(ConfigurationKeys.Metrics.Exporter, Constants.ConfigurationValues.None);
SetEnvironmentVariable(ConfigurationKeys.Logs.Exporter, Constants.ConfigurationValues.None);
SetEnvironmentVariable(ConfigurationKeys.Traces.ConsoleExporterEnabled, bool.FalseString);
SetEnvironmentVariable(ConfigurationKeys.Metrics.ConsoleExporterEnabled, bool.FalseString);
SetEnvironmentVariable(ConfigurationKeys.Traces.OpenTracingEnabled, bool.FalseString);
string verifyTestName =
#if NETFRAMEWORK
$"{nameof(ModuleTests)}.{nameof(Minimal)}.NetFx";
#else
$"{nameof(ModuleTests)}.{nameof(Minimal)}.NetCore";
#endif
await RunTests(verifyTestName);
}
private async Task RunTests(string verifyName)
{
var tempPath = Path.GetTempFileName();
try
{
RunTestApplication(new()
{
Arguments = $"--temp-path {tempPath}"
});
if (!File.Exists(tempPath))
{
Assert.Fail("Could not find modules report file.");
}
var json = File.ReadAllText(tempPath);
var modules = JsonConvert.DeserializeObject<string[]>(json);
await Verifier.Verify(modules)
.UseFileName(verifyName)
.DisableDiff();
}
finally
{
// Cleanup
File.Delete(tempPath);
}
}
}