mirror of
https://github.com/1f349/dendrite.git
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91 lines
2.8 KiB
Go
91 lines
2.8 KiB
Go
// Copyright (c) 2017 Uber Technologies, Inc.
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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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package jaeger
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import (
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"testing"
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"github.com/opentracing/opentracing-go"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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)
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func TestBaggageIterator(t *testing.T) {
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service := "DOOP"
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tracer, closer := NewTracer(service, NewConstSampler(true), NewNullReporter())
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defer closer.Close()
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sp1 := tracer.StartSpan("s1").(*Span)
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sp1.SetBaggageItem("Some_Key", "12345")
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sp1.SetBaggageItem("Some-other-key", "42")
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expectedBaggage := map[string]string{"Some_Key": "12345", "Some-other-key": "42"}
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assertBaggage(t, sp1, expectedBaggage)
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assertBaggageRecords(t, sp1, expectedBaggage)
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b := extractBaggage(sp1, false) // break out early
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assert.Equal(t, 1, len(b), "only one baggage item should be extracted")
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sp2 := tracer.StartSpan("s2", opentracing.ChildOf(sp1.Context())).(*Span)
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assertBaggage(t, sp2, expectedBaggage) // child inherits the same baggage
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require.Len(t, sp2.logs, 0) // child doesn't inherit the baggage logs
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}
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func assertBaggageRecords(t *testing.T, sp *Span, expected map[string]string) {
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require.Len(t, sp.logs, len(expected))
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for _, logRecord := range sp.logs {
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require.Len(t, logRecord.Fields, 3)
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require.Equal(t, "event:baggage", logRecord.Fields[0].String())
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key := logRecord.Fields[1].Value().(string)
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value := logRecord.Fields[2].Value().(string)
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require.Contains(t, expected, key)
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assert.Equal(t, expected[key], value)
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}
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}
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func assertBaggage(t *testing.T, sp opentracing.Span, expected map[string]string) {
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b := extractBaggage(sp, true)
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assert.Equal(t, expected, b)
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}
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func extractBaggage(sp opentracing.Span, allItems bool) map[string]string {
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b := make(map[string]string)
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sp.Context().ForeachBaggageItem(func(k, v string) bool {
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b[k] = v
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return allItems
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})
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return b
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}
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func TestSpanProperties(t *testing.T) {
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tracer, closer := NewTracer("DOOP", NewConstSampler(true), NewNullReporter())
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defer closer.Close()
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sp1 := tracer.StartSpan("s1").(*Span)
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assert.Equal(t, tracer, sp1.Tracer())
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assert.NotNil(t, sp1.Context())
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}
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func TestSpanOperationName(t *testing.T) {
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tracer, closer := NewTracer("DOOP", NewConstSampler(true), NewNullReporter())
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defer closer.Close()
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sp1 := tracer.StartSpan("s1").(*Span)
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sp1.SetOperationName("s2")
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sp1.Finish()
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assert.Equal(t, "s2", sp1.OperationName())
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}
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