79 строки
2.1 KiB
Go
79 строки
2.1 KiB
Go
//go:build go1.18
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// +build go1.18
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// Copyright (c) Microsoft Corporation. All rights reserved.
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// Licensed under the MIT License.
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package tracing
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import (
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"context"
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"testing"
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"github.com/stretchr/testify/require"
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)
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func TestProviderZeroValues(t *testing.T) {
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pr := Provider{}
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tr := pr.NewTracer("name", "version")
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require.Zero(t, tr)
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require.False(t, tr.Enabled())
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tr.SetAttributes()
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ctx, sp := tr.Start(context.Background(), "spanName", nil)
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require.Equal(t, context.Background(), ctx)
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require.Zero(t, sp)
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sp.AddEvent("event")
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sp.End()
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sp.SetAttributes(Attribute{})
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sp.SetStatus(SpanStatusError, "boom")
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spCtx := tr.SpanFromContext(ctx)
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require.Zero(t, spCtx)
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}
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func TestProvider(t *testing.T) {
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var addEventCalled bool
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var endCalled bool
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var setAttributesCalled bool
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var setStatusCalled bool
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var spanFromContextCalled bool
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pr := NewProvider(func(name, version string) Tracer {
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return NewTracer(func(context.Context, string, *SpanOptions) (context.Context, Span) {
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return nil, NewSpan(SpanImpl{
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AddEvent: func(string, ...Attribute) { addEventCalled = true },
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End: func() { endCalled = true },
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SetAttributes: func(...Attribute) { setAttributesCalled = true },
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SetStatus: func(SpanStatus, string) { setStatusCalled = true },
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})
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}, &TracerOptions{
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SpanFromContext: func(context.Context) Span {
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spanFromContextCalled = true
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return Span{}
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},
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})
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}, nil)
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tr := pr.NewTracer("name", "version")
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require.NotZero(t, tr)
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require.True(t, tr.Enabled())
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sp := tr.SpanFromContext(context.Background())
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require.Zero(t, sp)
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tr.SetAttributes(Attribute{Key: "some", Value: "attribute"})
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require.Len(t, tr.attrs, 1)
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require.EqualValues(t, tr.attrs[0].Key, "some")
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require.EqualValues(t, tr.attrs[0].Value, "attribute")
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ctx, sp := tr.Start(context.Background(), "name", nil)
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require.NotEqual(t, context.Background(), ctx)
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require.NotZero(t, sp)
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sp.AddEvent("event")
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sp.End()
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sp.SetAttributes()
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sp.SetStatus(SpanStatusError, "desc")
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require.True(t, addEventCalled)
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require.True(t, endCalled)
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require.True(t, setAttributesCalled)
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require.True(t, setStatusCalled)
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require.True(t, spanFromContextCalled)
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}
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