forked from mirror/client_golang
30 lines
972 B
Go
30 lines
972 B
Go
// Copyright 2020 The Prometheus Authors
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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 promauto
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import (
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"testing"
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"github.com/prometheus/client_golang/prometheus"
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)
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func TestWrapNil(t *testing.T) {
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// A nil registerer should be treated as a no-op by promauto, even when wrapped.
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registerer := prometheus.WrapRegistererWith(prometheus.Labels{"foo": "bar"}, nil)
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c := With(registerer).NewCounter(prometheus.CounterOpts{
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Name: "test",
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})
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c.Inc()
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}
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