forked from mirror/client_golang
77 lines
1.8 KiB
Go
77 lines
1.8 KiB
Go
// Copyright 2013 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 model
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import "testing"
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func testMetric(t testing.TB) {
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var scenarios = []struct {
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input Metric
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fingerprint Fingerprint
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}{
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{
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input: Metric{},
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fingerprint: 2676020557754725067,
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},
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{
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input: Metric{
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"first_name": "electro",
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"occupation": "robot",
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"manufacturer": "westinghouse",
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},
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fingerprint: 13260944541294022935,
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},
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{
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input: Metric{
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"x": "y",
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},
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fingerprint: 1470933794305433534,
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},
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// The following two demonstrate a bug in fingerprinting. They
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// should not have the same fingerprint with a sane
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// fingerprinting function. See
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// https://github.com/prometheus/client_golang/issues/74 .
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{
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input: Metric{
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"a": "bb",
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"b": "c",
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},
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fingerprint: 3734646176939799877,
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},
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{
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input: Metric{
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"a": "b",
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"bb": "c",
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},
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fingerprint: 3734646176939799877,
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},
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}
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for i, scenario := range scenarios {
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if scenario.fingerprint != scenario.input.Fingerprint() {
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t.Errorf("%d. expected %d, got %d", i, scenario.fingerprint, scenario.input.Fingerprint())
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}
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}
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}
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func TestMetric(t *testing.T) {
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testMetric(t)
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}
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func BenchmarkMetric(b *testing.B) {
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for i := 0; i < b.N; i++ {
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testMetric(b)
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}
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}
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