1 /* 2 Copyright 2019 The Kubernetes Authors. 3 4 Licensed under the Apache License, Version 2.0 (the "License"); 5 you may not use this file except in compliance with the License. 6 You may obtain a copy of the License at 7 8 http://www.apache.org/licenses/LICENSE-2.0 9 10 Unless required by applicable law or agreed to in writing, software 11 distributed under the License is distributed on an "AS IS" BASIS, 12 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 See the License for the specific language governing permissions and 14 limitations under the License. 15 */ 16 17 package renewal 18 19 import ( 20 "crypto/x509" 21 "math" 22 "testing" 23 "time" 24 ) 25 26 func TestExpirationInfo(t *testing.T) { 27 validity := 365 * 24 * time.Hour 28 cert := &x509.Certificate{ 29 NotAfter: time.Now().Add(validity), 30 } 31 32 e := newExpirationInfo("x", cert, false) 33 34 if math.Abs(float64(validity-e.ResidualTime())) > float64(5*time.Second) { // using 5s of tolerance because the function is not deterministic (it uses time.Now()) and we want to avoid flakes 35 t.Errorf("expected IsInRenewalWindow equal to %v, saw %v", validity, e.ResidualTime()) 36 } 37 } 38