114 lines
5.3 KiB
C#
114 lines
5.3 KiB
C#
// <copyright file="TracestateUtilsTests.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.Collections.Generic;
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using System.Linq;
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using OpenTelemetry.Context.Propagation;
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using Xunit;
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namespace OpenTelemetry.Tests.Impl.Trace.Propagation
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{
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public class TracestateUtilsTests
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{
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[Theory]
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[InlineData("")]
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[InlineData(null)]
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[InlineData(" ")]
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[InlineData("\t")]
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public void EmptyTracestate(string tracestate)
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{
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var tracestateEntries = new List<KeyValuePair<string, string>>();
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Assert.False(TraceStateUtilsNew.AppendTraceState(tracestate, tracestateEntries));
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Assert.Empty(tracestateEntries);
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}
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[Theory]
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[InlineData("k=")]
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[InlineData("=v")]
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[InlineData("kv")]
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[InlineData("k =v")]
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[InlineData("k\t=v")]
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[InlineData("k=v,k=v")]
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[InlineData("k1=v1,,,k2=v2")]
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[InlineData("k=morethan256......................................................................................................................................................................................................................................................")]
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[InlineData("v=morethan256......................................................................................................................................................................................................................................................")]
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public void InvalidTracestate(string tracestate)
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{
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var tracestateEntries = new List<KeyValuePair<string, string>>();
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Assert.False(TraceStateUtilsNew.AppendTraceState(tracestate, tracestateEntries));
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Assert.Empty(tracestateEntries);
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}
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[Fact]
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public void MaxEntries()
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{
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var tracestateEntries = new List<KeyValuePair<string, string>>();
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var tracestate =
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"k0=v,k1=v,k2=v,k3=v,k4=v,k5=v,k6=v,k7=v1,k8=v,k9=v,k10=v,k11=v,k12=v,k13=v,k14=v,k15=v,k16=v,k17=v,k18=v,k19=v,k20=v,k21=v,k22=v,k23=v,k24=v,k25=v,k26=v,k27=v1,k28=v,k29=v,k30=v,k31=v";
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Assert.True(TraceStateUtilsNew.AppendTraceState(tracestate, tracestateEntries));
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Assert.Equal(32, tracestateEntries.Count);
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Assert.Equal(
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"k0=v,k1=v,k2=v,k3=v,k4=v,k5=v,k6=v,k7=v1,k8=v,k9=v,k10=v,k11=v,k12=v,k13=v,k14=v,k15=v,k16=v,k17=v,k18=v,k19=v,k20=v,k21=v,k22=v,k23=v,k24=v,k25=v,k26=v,k27=v1,k28=v,k29=v,k30=v,k31=v",
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TraceStateUtilsNew.GetString(tracestateEntries));
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}
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[Fact]
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public void TooManyEntries()
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{
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var tracestateEntries = new List<KeyValuePair<string, string>>();
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var tracestate =
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"k0=v,k1=v,k2=v,k3=v,k4=v,k5=v,k6=v,k7=v1,k8=v,k9=v,k10=v,k11=v,k12=v,k13=v,k14=v,k15=v,k16=v,k17=v,k18=v,k19=v,k20=v,k21=v,k22=v,k23=v,k24=v,k25=v,k26=v,k27=v1,k28=v,k29=v,k30=v,k31=v,k32=v";
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Assert.False(TraceStateUtilsNew.AppendTraceState(tracestate, tracestateEntries));
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Assert.Empty(tracestateEntries);
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}
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[Theory]
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[InlineData("k=v", "k", "v")]
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[InlineData(" k=v ", "k", "v")]
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[InlineData("\tk=v", "k", "v")]
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[InlineData(" k= v ", "k", "v")]
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[InlineData(",k=v,", "k", "v")]
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[InlineData(", k= v, ", "k", "v")]
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[InlineData("k=\tv", "k", "v")]
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[InlineData("k=v\t", "k", "v")]
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[InlineData("1k=v", "1k", "v")]
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public void ValidPair(string pair, string expectedKey, string expectedValue)
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{
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var tracestateEntries = new List<KeyValuePair<string, string>>();
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Assert.True(TraceStateUtilsNew.AppendTraceState(pair, tracestateEntries));
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Assert.Single(tracestateEntries);
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Assert.Equal(new KeyValuePair<string, string>(expectedKey, expectedValue), tracestateEntries.Single());
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Assert.Equal($"{expectedKey}={expectedValue}", TraceStateUtilsNew.GetString(tracestateEntries));
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}
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[Theory]
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[InlineData("k1=v1,k2=v2")]
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[InlineData(" k1=v1 , k2=v2")]
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[InlineData(" ,k1=v1,k2=v2")]
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[InlineData("k1=v1,k2=v2, ")]
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public void ValidPairs(string tracestate)
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{
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var tracestateEntries = new List<KeyValuePair<string, string>>();
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Assert.True(TraceStateUtilsNew.AppendTraceState(tracestate, tracestateEntries));
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Assert.Equal(2, tracestateEntries.Count);
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Assert.Contains(new KeyValuePair<string, string>("k1", "v1"), tracestateEntries);
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Assert.Contains(new KeyValuePair<string, string>("k2", "v2"), tracestateEntries);
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Assert.Equal("k1=v1,k2=v2", TraceStateUtilsNew.GetString(tracestateEntries));
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}
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}
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}
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