| // 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) |
| } |
| } |
| } |