go.etcd.io/etcd@v3.3.27+incompatible/pkg/testutil/assert.go (about) 1 // Copyright 2017 The etcd Authors 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); 4 // you may not use this file except in compliance with the License. 5 // You may obtain a copy of the License at 6 // 7 // http://www.apache.org/licenses/LICENSE-2.0 8 // 9 // Unless required by applicable law or agreed to in writing, software 10 // distributed under the License is distributed on an "AS IS" BASIS, 11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 // See the License for the specific language governing permissions and 13 // limitations under the License. 14 15 package testutil 16 17 import ( 18 "fmt" 19 "reflect" 20 "testing" 21 ) 22 23 func AssertEqual(t *testing.T, e, a interface{}, msg ...string) { 24 if (e == nil || a == nil) && (isNil(e) && isNil(a)) { 25 return 26 } 27 if reflect.DeepEqual(e, a) { 28 return 29 } 30 s := "" 31 if len(msg) > 1 { 32 s = msg[0] + ": " 33 } 34 s = fmt.Sprintf("%sexpected %+v, got %+v", s, e, a) 35 FatalStack(t, s) 36 } 37 38 func AssertNil(t *testing.T, v interface{}) { 39 AssertEqual(t, nil, v) 40 } 41 42 func AssertNotNil(t *testing.T, v interface{}) { 43 if v == nil { 44 t.Fatalf("expected non-nil, got %+v", v) 45 } 46 } 47 48 func AssertTrue(t *testing.T, v bool, msg ...string) { 49 AssertEqual(t, true, v, msg...) 50 } 51 52 func AssertFalse(t *testing.T, v bool, msg ...string) { 53 AssertEqual(t, false, v, msg...) 54 } 55 56 func isNil(v interface{}) bool { 57 if v == nil { 58 return true 59 } 60 rv := reflect.ValueOf(v) 61 return rv.Kind() != reflect.Struct && rv.IsNil() 62 }