mirror of
https://github.com/open-telemetry/opentelemetry-go.git
synced 2024-12-28 21:09:17 +02:00
36 lines
923 B
Go
36 lines
923 B
Go
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// Copyright The OpenTelemetry Authors
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// SPDX-License-Identifier: Apache-2.0
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package resource
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import (
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"regexp"
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"sync"
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"testing"
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"github.com/stretchr/testify/require"
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semconv "go.opentelemetry.io/otel/semconv/v1.25.0"
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)
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func TestDefaultExperimental(t *testing.T) {
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// Experimental attributes aren't present by default
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res := Default()
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require.False(t, res.Set().HasValue(semconv.ServiceInstanceIDKey))
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// Reset cache and enable experimental resources
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defaultResourceOnce = sync.Once{}
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t.Setenv("OTEL_GO_X_RESOURCE", "true")
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res = Default()
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require.True(t, res.Set().HasValue(semconv.ServiceInstanceIDKey))
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serviceInstanceID, ok := res.Set().Value(semconv.ServiceInstanceIDKey)
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require.True(t, ok)
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matched, err := regexp.MatchString("^[A-Fa-f0-9]{8}-[A-Fa-f0-9]{4}-[A-Fa-f0-9]{4}-[A-Fa-f0-9]{4}-[A-Fa-f0-9]{12}$", serviceInstanceID.AsString())
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require.NoError(t, err)
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require.True(t, matched)
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}
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