opentelemetry-dotnet/test/OpenTelemetry.Tests/Trace/Propagation/B3PropagatorTest.cs

397 lines
17 KiB
C#

// <copyright file="B3PropagatorTest.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 System.Diagnostics;
using Xunit;
using Xunit.Abstractions;
namespace OpenTelemetry.Context.Propagation.Tests
{
public class B3PropagatorTest
{
private const string TraceIdBase16 = "ff000000000000000000000000000041";
private const string TraceIdBase16EightBytes = "0000000000000041";
private const string SpanIdBase16 = "ff00000000000041";
private const string InvalidId = "abcdefghijklmnop";
private const string InvalidSizeId = "0123456789abcdef00";
private const ActivityTraceFlags TraceOptions = ActivityTraceFlags.Recorded;
private static readonly ActivityTraceId TraceId = ActivityTraceId.CreateFromString(TraceIdBase16.AsSpan());
private static readonly ActivityTraceId TraceIdEightBytes = ActivityTraceId.CreateFromString(("0000000000000000" + TraceIdBase16EightBytes).AsSpan());
private static readonly ActivitySpanId SpanId = ActivitySpanId.CreateFromString(SpanIdBase16.AsSpan());
private static readonly Action<IDictionary<string, string>, string, string> Setter = (d, k, v) => d[k] = v;
private static readonly Func<IDictionary<string, string>, string, IEnumerable<string>> Getter =
(d, k) =>
{
d.TryGetValue(k, out var v);
return new string[] { v };
};
private readonly B3Propagator b3propagator = new();
private readonly B3Propagator b3PropagatorSingleHeader = new(true);
private readonly ITestOutputHelper output;
public B3PropagatorTest(ITestOutputHelper output)
{
this.output = output;
}
[Fact]
public void Serialize_SampledContext()
{
var carrier = new Dictionary<string, string>();
this.b3propagator.Inject(new PropagationContext(new ActivityContext(TraceId, SpanId, TraceOptions), default), carrier, Setter);
this.ContainsExactly(carrier, new Dictionary<string, string> { { B3Propagator.XB3TraceId, TraceIdBase16 }, { B3Propagator.XB3SpanId, SpanIdBase16 }, { B3Propagator.XB3Sampled, "1" } });
}
[Fact]
public void Serialize_NotSampledContext()
{
var carrier = new Dictionary<string, string>();
var context = new ActivityContext(TraceId, SpanId, ActivityTraceFlags.None);
this.output.WriteLine(context.ToString());
this.b3propagator.Inject(new PropagationContext(context, default), carrier, Setter);
this.ContainsExactly(carrier, new Dictionary<string, string> { { B3Propagator.XB3TraceId, TraceIdBase16 }, { B3Propagator.XB3SpanId, SpanIdBase16 } });
}
[Fact]
public void ParseMissingSampledAndMissingFlag()
{
var headersNotSampled = new Dictionary<string, string>
{
{ B3Propagator.XB3TraceId, TraceIdBase16 }, { B3Propagator.XB3SpanId, SpanIdBase16 },
};
var spanContext = new ActivityContext(TraceId, SpanId, ActivityTraceFlags.None, isRemote: true);
Assert.Equal(new PropagationContext(spanContext, default), this.b3propagator.Extract(default, headersNotSampled, Getter));
}
[Theory]
[InlineData("1")]
[InlineData("true")]
public void ParseSampled(string sampledValue)
{
var headersSampled = new Dictionary<string, string>
{
{ B3Propagator.XB3TraceId, TraceIdBase16 }, { B3Propagator.XB3SpanId, SpanIdBase16 }, { B3Propagator.XB3Sampled, sampledValue },
};
var activityContext = new ActivityContext(TraceId, SpanId, TraceOptions, isRemote: true);
Assert.Equal(new PropagationContext(activityContext, default), this.b3propagator.Extract(default, headersSampled, Getter));
}
[Theory]
[InlineData("0")]
[InlineData("false")]
[InlineData("something_else")]
public void ParseNotSampled(string sampledValue)
{
var headersNotSampled = new Dictionary<string, string>
{
{ B3Propagator.XB3TraceId, TraceIdBase16 }, { B3Propagator.XB3SpanId, SpanIdBase16 }, { B3Propagator.XB3Sampled, sampledValue },
};
var activityContext = new ActivityContext(TraceId, SpanId, ActivityTraceFlags.None, isRemote: true);
Assert.Equal(new PropagationContext(activityContext, default), this.b3propagator.Extract(default, headersNotSampled, Getter));
}
[Fact]
public void ParseFlag()
{
var headersFlagSampled = new Dictionary<string, string>
{
{ B3Propagator.XB3TraceId, TraceIdBase16 }, { B3Propagator.XB3SpanId, SpanIdBase16 }, { B3Propagator.XB3Flags, "1" },
};
var activityContext = new ActivityContext(TraceId, SpanId, TraceOptions, isRemote: true);
Assert.Equal(new PropagationContext(activityContext, default), this.b3propagator.Extract(default, headersFlagSampled, Getter));
}
[Fact]
public void ParseZeroFlag()
{
var headersFlagNotSampled = new Dictionary<string, string>
{
{ B3Propagator.XB3TraceId, TraceIdBase16 }, { B3Propagator.XB3SpanId, SpanIdBase16 }, { B3Propagator.XB3Flags, "0" },
};
var activityContext = new ActivityContext(TraceId, SpanId, ActivityTraceFlags.None, isRemote: true);
Assert.Equal(new PropagationContext(activityContext, default), this.b3propagator.Extract(default, headersFlagNotSampled, Getter));
}
[Fact]
public void ParseEightBytesTraceId()
{
var headersEightBytes = new Dictionary<string, string>
{
{ B3Propagator.XB3TraceId, TraceIdBase16EightBytes },
{ B3Propagator.XB3SpanId, SpanIdBase16 },
{ B3Propagator.XB3Sampled, "1" },
};
var activityContext = new ActivityContext(TraceIdEightBytes, SpanId, TraceOptions, isRemote: true);
Assert.Equal(new PropagationContext(activityContext, default), this.b3propagator.Extract(default, headersEightBytes, Getter));
}
[Fact]
public void ParseEightBytesTraceId_NotSampledSpanContext()
{
var headersEightBytes = new Dictionary<string, string>
{
{ B3Propagator.XB3TraceId, TraceIdBase16EightBytes }, { B3Propagator.XB3SpanId, SpanIdBase16 },
};
var activityContext = new ActivityContext(TraceIdEightBytes, SpanId, ActivityTraceFlags.None, isRemote: true);
Assert.Equal(new PropagationContext(activityContext, default), this.b3propagator.Extract(default, headersEightBytes, Getter));
}
[Fact]
public void ParseInvalidTraceId()
{
var invalidHeaders = new Dictionary<string, string>
{
{ B3Propagator.XB3TraceId, InvalidId }, { B3Propagator.XB3SpanId, SpanIdBase16 },
};
Assert.Equal(default, this.b3propagator.Extract(default, invalidHeaders, Getter));
}
[Fact]
public void ParseInvalidTraceId_Size()
{
var invalidHeaders = new Dictionary<string, string>
{
{ B3Propagator.XB3TraceId, InvalidSizeId }, { B3Propagator.XB3SpanId, SpanIdBase16 },
};
Assert.Equal(default, this.b3propagator.Extract(default, invalidHeaders, Getter));
}
[Fact]
public void ParseMissingTraceId()
{
var invalidHeaders = new Dictionary<string, string> { { B3Propagator.XB3SpanId, SpanIdBase16 }, };
Assert.Equal(default, this.b3propagator.Extract(default, invalidHeaders, Getter));
}
[Fact]
public void ParseInvalidSpanId()
{
var invalidHeaders = new Dictionary<string, string>
{
{ B3Propagator.XB3TraceId, TraceIdBase16 }, { B3Propagator.XB3SpanId, InvalidId },
};
Assert.Equal(default, this.b3propagator.Extract(default, invalidHeaders, Getter));
}
[Fact]
public void ParseInvalidSpanId_Size()
{
var invalidHeaders = new Dictionary<string, string>
{
{ B3Propagator.XB3TraceId, TraceIdBase16 }, { B3Propagator.XB3SpanId, InvalidSizeId },
};
Assert.Equal(default, this.b3propagator.Extract(default, invalidHeaders, Getter));
}
[Fact]
public void ParseMissingSpanId()
{
var invalidHeaders = new Dictionary<string, string> { { B3Propagator.XB3TraceId, TraceIdBase16 } };
Assert.Equal(default, this.b3propagator.Extract(default, invalidHeaders, Getter));
}
[Fact]
public void Serialize_SampledContext_SingleHeader()
{
var carrier = new Dictionary<string, string>();
var activityContext = new ActivityContext(TraceId, SpanId, TraceOptions);
this.b3PropagatorSingleHeader.Inject(new PropagationContext(activityContext, default), carrier, Setter);
this.ContainsExactly(carrier, new Dictionary<string, string> { { B3Propagator.XB3Combined, $"{TraceIdBase16}-{SpanIdBase16}-1" } });
}
[Fact]
public void Serialize_NotSampledContext_SingleHeader()
{
var carrier = new Dictionary<string, string>();
var activityContext = new ActivityContext(TraceId, SpanId, ActivityTraceFlags.None);
this.output.WriteLine(activityContext.ToString());
this.b3PropagatorSingleHeader.Inject(new PropagationContext(activityContext, default), carrier, Setter);
this.ContainsExactly(carrier, new Dictionary<string, string> { { B3Propagator.XB3Combined, $"{TraceIdBase16}-{SpanIdBase16}" } });
}
[Fact]
public void ParseMissingSampledAndMissingFlag_SingleHeader()
{
var headersNotSampled = new Dictionary<string, string>
{
{ B3Propagator.XB3Combined, $"{TraceIdBase16}-{SpanIdBase16}" },
};
var activityContext = new ActivityContext(TraceId, SpanId, ActivityTraceFlags.None, isRemote: true);
Assert.Equal(new PropagationContext(activityContext, default), this.b3PropagatorSingleHeader.Extract(default, headersNotSampled, Getter));
}
[Fact]
public void ParseSampled_SingleHeader()
{
var headersSampled = new Dictionary<string, string>
{
{ B3Propagator.XB3Combined, $"{TraceIdBase16}-{SpanIdBase16}-1" },
};
Assert.Equal(
new PropagationContext(new ActivityContext(TraceId, SpanId, TraceOptions, isRemote: true), default),
this.b3PropagatorSingleHeader.Extract(default, headersSampled, Getter));
}
[Fact]
public void ParseZeroSampled_SingleHeader()
{
var headersNotSampled = new Dictionary<string, string>
{
{ B3Propagator.XB3Combined, $"{TraceIdBase16}-{SpanIdBase16}-0" },
};
Assert.Equal(
new PropagationContext(new ActivityContext(TraceId, SpanId, ActivityTraceFlags.None, isRemote: true), default),
this.b3PropagatorSingleHeader.Extract(default, headersNotSampled, Getter));
}
[Fact]
public void ParseFlag_SingleHeader()
{
var headersFlagSampled = new Dictionary<string, string>
{
{ B3Propagator.XB3Combined, $"{TraceIdBase16}-{SpanIdBase16}-1" },
};
var activityContext = new ActivityContext(TraceId, SpanId, TraceOptions, isRemote: true);
Assert.Equal(new PropagationContext(activityContext, default), this.b3PropagatorSingleHeader.Extract(default, headersFlagSampled, Getter));
}
[Fact]
public void ParseZeroFlag_SingleHeader()
{
var headersFlagNotSampled = new Dictionary<string, string>
{
{ B3Propagator.XB3Combined, $"{TraceIdBase16}-{SpanIdBase16}-0" },
};
var activityContext = new ActivityContext(TraceId, SpanId, ActivityTraceFlags.None, isRemote: true);
Assert.Equal(new PropagationContext(activityContext, default), this.b3PropagatorSingleHeader.Extract(default, headersFlagNotSampled, Getter));
}
[Fact]
public void ParseEightBytesTraceId_SingleHeader()
{
var headersEightBytes = new Dictionary<string, string>
{
{ B3Propagator.XB3Combined, $"{TraceIdBase16EightBytes}-{SpanIdBase16}-1" },
};
var activityContext = new ActivityContext(TraceIdEightBytes, SpanId, TraceOptions, isRemote: true);
Assert.Equal(new PropagationContext(activityContext, default), this.b3PropagatorSingleHeader.Extract(default, headersEightBytes, Getter));
}
[Fact]
public void ParseEightBytesTraceId_NotSampledSpanContext_SingleHeader()
{
var headersEightBytes = new Dictionary<string, string>
{
{ B3Propagator.XB3Combined, $"{TraceIdBase16EightBytes}-{SpanIdBase16}" },
};
var activityContext = new ActivityContext(TraceIdEightBytes, SpanId, ActivityTraceFlags.None, isRemote: true);
Assert.Equal(new PropagationContext(activityContext, default), this.b3PropagatorSingleHeader.Extract(default, headersEightBytes, Getter));
}
[Fact]
public void ParseInvalidTraceId_SingleHeader()
{
var invalidHeaders = new Dictionary<string, string>
{
{ B3Propagator.XB3Combined, $"{InvalidId}-{SpanIdBase16}" },
};
Assert.Equal(default, this.b3PropagatorSingleHeader.Extract(default, invalidHeaders, Getter));
}
[Fact]
public void ParseInvalidTraceId_Size_SingleHeader()
{
var invalidHeaders = new Dictionary<string, string>
{
{ B3Propagator.XB3Combined, $"{InvalidSizeId}-{SpanIdBase16}" },
};
Assert.Equal(default, this.b3PropagatorSingleHeader.Extract(default, invalidHeaders, Getter));
}
[Fact]
public void ParseMissingTraceId_SingleHeader()
{
var invalidHeaders = new Dictionary<string, string> { { B3Propagator.XB3Combined, $"-{SpanIdBase16}" } };
Assert.Equal(default, this.b3PropagatorSingleHeader.Extract(default, invalidHeaders, Getter));
}
[Fact]
public void ParseInvalidSpanId_SingleHeader()
{
var invalidHeaders = new Dictionary<string, string>
{
{ B3Propagator.XB3Combined, $"{TraceIdBase16}-{InvalidId}" },
};
Assert.Equal(default, this.b3PropagatorSingleHeader.Extract(default, invalidHeaders, Getter));
}
[Fact]
public void ParseInvalidSpanId_Size_SingleHeader()
{
var invalidHeaders = new Dictionary<string, string>
{
{ B3Propagator.XB3Combined, $"{TraceIdBase16}-{InvalidSizeId}" },
};
Assert.Equal(default, this.b3PropagatorSingleHeader.Extract(default, invalidHeaders, Getter));
}
[Fact]
public void ParseMissingSpanId_SingleHeader()
{
var invalidHeaders = new Dictionary<string, string> { { B3Propagator.XB3Combined, $"{TraceIdBase16}-" } };
Assert.Equal(default, this.b3PropagatorSingleHeader.Extract(default, invalidHeaders, Getter));
}
[Fact]
public void Fields_list()
{
ContainsExactly(
this.b3propagator.Fields,
new List<string> { B3Propagator.XB3TraceId, B3Propagator.XB3SpanId, B3Propagator.XB3ParentSpanId, B3Propagator.XB3Sampled, B3Propagator.XB3Flags });
}
private static void ContainsExactly(ISet<string> list, List<string> items)
{
Assert.Equal(items.Count, list.Count);
foreach (var item in items)
{
Assert.Contains(item, list);
}
}
private void ContainsExactly(IDictionary<string, string> dict, IDictionary<string, string> items)
{
foreach (var d in dict)
{
this.output.WriteLine(d.Key + "=" + d.Value);
}
Assert.Equal(items.Count, dict.Count);
foreach (var item in items)
{
Assert.Contains(item, dict);
}
}
}
}