clair/vendor/github.com/prometheus/common/model/metric_test.go
2017-05-05 11:46:41 -04:00

133 lines
2.8 KiB
Go

// Copyright 2013 The Prometheus Authors
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package model
import "testing"
func testMetric(t testing.TB) {
var scenarios = []struct {
input LabelSet
fingerprint Fingerprint
fastFingerprint Fingerprint
}{
{
input: LabelSet{},
fingerprint: 14695981039346656037,
fastFingerprint: 14695981039346656037,
},
{
input: LabelSet{
"first_name": "electro",
"occupation": "robot",
"manufacturer": "westinghouse",
},
fingerprint: 5911716720268894962,
fastFingerprint: 11310079640881077873,
},
{
input: LabelSet{
"x": "y",
},
fingerprint: 8241431561484471700,
fastFingerprint: 13948396922932177635,
},
{
input: LabelSet{
"a": "bb",
"b": "c",
},
fingerprint: 3016285359649981711,
fastFingerprint: 3198632812309449502,
},
{
input: LabelSet{
"a": "b",
"bb": "c",
},
fingerprint: 7122421792099404749,
fastFingerprint: 5774953389407657638,
},
}
for i, scenario := range scenarios {
input := Metric(scenario.input)
if scenario.fingerprint != input.Fingerprint() {
t.Errorf("%d. expected %d, got %d", i, scenario.fingerprint, input.Fingerprint())
}
if scenario.fastFingerprint != input.FastFingerprint() {
t.Errorf("%d. expected %d, got %d", i, scenario.fastFingerprint, input.FastFingerprint())
}
}
}
func TestMetric(t *testing.T) {
testMetric(t)
}
func BenchmarkMetric(b *testing.B) {
for i := 0; i < b.N; i++ {
testMetric(b)
}
}
func TestMetricNameIsValid(t *testing.T) {
var scenarios = []struct {
mn LabelValue
valid bool
}{
{
mn: "Avalid_23name",
valid: true,
},
{
mn: "_Avalid_23name",
valid: true,
},
{
mn: "1valid_23name",
valid: false,
},
{
mn: "avalid_23name",
valid: true,
},
{
mn: "Ava:lid_23name",
valid: true,
},
{
mn: "a lid_23name",
valid: false,
},
{
mn: ":leading_colon",
valid: true,
},
{
mn: "colon:in:the:middle",
valid: true,
},
}
for _, s := range scenarios {
if IsValidMetricName(s.mn) != s.valid {
t.Errorf("Expected %v for %q using IsValidMetricName function", s.valid, s.mn)
}
if MetricNameRE.MatchString(string(s.mn)) != s.valid {
t.Errorf("Expected %v for %q using regexp matching", s.valid, s.mn)
}
}
}