116 lines
4.6 KiB
C#
116 lines
4.6 KiB
C#
// <copyright file="ParentOrElseSamplerTests.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 System.Diagnostics;
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using Xunit;
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namespace OpenTelemetry.Trace.Tests
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{
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public class ParentOrElseSamplerTests
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{
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private readonly ParentOrElseSampler parentOrElseAlwaysOnSampler = new ParentOrElseSampler(new AlwaysOnSampler());
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private readonly ParentOrElseSampler parentOrElseAlwaysOffSampler = new ParentOrElseSampler(new AlwaysOffSampler());
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[Fact]
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public void ParentOrElseSampler_SampledParent()
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{
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// No parent, use delegate sampler.
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Assert.Equal(
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new SamplingResult(SamplingDecision.RecordAndSampled),
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this.parentOrElseAlwaysOnSampler.ShouldSample(default));
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// No parent, use delegate sampler.
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Assert.Equal(
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new SamplingResult(SamplingDecision.NotRecord),
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this.parentOrElseAlwaysOffSampler.ShouldSample(default));
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// Not sampled parent, don't sample.
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Assert.Equal(
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new SamplingResult(SamplingDecision.NotRecord),
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this.parentOrElseAlwaysOnSampler.ShouldSample(
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new SamplingParameters(
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parentContext: new ActivityContext(
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ActivityTraceId.CreateRandom(),
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ActivitySpanId.CreateRandom(),
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ActivityTraceFlags.None),
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traceId: default,
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name: "Span",
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kind: ActivityKind.Client)));
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// Sampled parent, sample.
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Assert.Equal(
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new SamplingResult(SamplingDecision.RecordAndSampled),
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this.parentOrElseAlwaysOffSampler.ShouldSample(
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new SamplingParameters(
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parentContext: new ActivityContext(
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ActivityTraceId.CreateRandom(),
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ActivitySpanId.CreateRandom(),
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ActivityTraceFlags.Recorded),
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traceId: default,
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name: "Span",
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kind: ActivityKind.Client)));
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}
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[Fact]
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public void ParentOrElseSampler_SampledParentLink()
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{
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var notSampledLink = new ActivityLink[]
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{
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new ActivityLink(
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new ActivityContext(
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ActivityTraceId.CreateRandom(),
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ActivitySpanId.CreateRandom(),
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ActivityTraceFlags.None)),
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};
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var sampledLink = new ActivityLink[]
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{
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new ActivityLink(
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new ActivityContext(
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ActivityTraceId.CreateRandom(),
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ActivitySpanId.CreateRandom(),
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ActivityTraceFlags.Recorded)),
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};
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var notSampledParent = new ActivityContext(
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ActivityTraceId.CreateRandom(),
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ActivitySpanId.CreateRandom(),
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ActivityTraceFlags.None);
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// Not sampled link, don't sample.
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Assert.Equal(
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new SamplingResult(SamplingDecision.NotRecord),
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this.parentOrElseAlwaysOnSampler.ShouldSample(
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new SamplingParameters(
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parentContext: notSampledParent,
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traceId: default,
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name: "Span",
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kind: ActivityKind.Client,
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links: notSampledLink)));
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// Sampled link, sample.
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Assert.Equal(
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new SamplingResult(SamplingDecision.RecordAndSampled),
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this.parentOrElseAlwaysOffSampler.ShouldSample(
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new SamplingParameters(
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parentContext: notSampledParent,
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traceId: default,
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name: "Span",
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kind: ActivityKind.Client,
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links: sampledLink)));
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}
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}
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}
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