mirror of
https://github.com/open-telemetry/opentelemetry-go.git
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33 lines
732 B
Go
33 lines
732 B
Go
// Copyright The OpenTelemetry Authors
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// SPDX-License-Identifier: Apache-2.0
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package otel
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import (
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"testing"
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"github.com/stretchr/testify/assert"
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"go.opentelemetry.io/otel/trace"
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"go.opentelemetry.io/otel/trace/embedded"
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"go.opentelemetry.io/otel/trace/noop"
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)
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type testTracerProvider struct{ embedded.TracerProvider }
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var _ trace.TracerProvider = &testTracerProvider{}
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func (*testTracerProvider) Tracer(_ string, _ ...trace.TracerOption) trace.Tracer {
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return noop.NewTracerProvider().Tracer("")
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}
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func TestMultipleGlobalTracerProvider(t *testing.T) {
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p1 := testTracerProvider{}
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p2 := noop.NewTracerProvider()
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SetTracerProvider(&p1)
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SetTracerProvider(p2)
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got := GetTracerProvider()
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assert.Equal(t, p2, got)
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}
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