client-go/tools/cache/undelta_store_test.go
RainbowMango 2b8d87c082 1. Fix lint errors for the whole directory staging/src/k8s.io/client-go/tools/cache;
2. Remove staging/src/k8s.io/client-go/tools/cache from .golint_failures;
3. Fix some typo from comments.

Kubernetes-commit: 0e0e1f7daba0a6ae6dd59df0a1bb643c323ad8cb
2019-07-10 12:00:52 +08:00

132 lines
2.9 KiB
Go

/*
Copyright 2015 The Kubernetes 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 cache
import (
"reflect"
"testing"
)
// store_test.go checks that UndeltaStore conforms to the Store interface
// behavior. This test just tests that it calls the push func in addition.
type testUndeltaObject struct {
name string
val interface{}
}
func testUndeltaKeyFunc(obj interface{}) (string, error) {
return obj.(testUndeltaObject).name, nil
}
/*
var (
o1 interface{} = t{1}
o2 interface{} = t{2}
l1 []interface{} = []interface{}{t{1}}
)
*/
func TestUpdateCallsPush(t *testing.T) {
mkObj := func(name string, val interface{}) testUndeltaObject {
return testUndeltaObject{name: name, val: val}
}
var got []interface{}
var callcount = 0
push := func(m []interface{}) {
callcount++
got = m
}
u := NewUndeltaStore(push, testUndeltaKeyFunc)
u.Add(mkObj("a", 2))
u.Update(mkObj("a", 1))
if callcount != 2 {
t.Errorf("Expected 2 calls, got %d", callcount)
}
l := []interface{}{mkObj("a", 1)}
if !reflect.DeepEqual(l, got) {
t.Errorf("Expected %#v, Got %#v", l, got)
}
}
func TestDeleteCallsPush(t *testing.T) {
mkObj := func(name string, val interface{}) testUndeltaObject {
return testUndeltaObject{name: name, val: val}
}
var got []interface{}
var callcount = 0
push := func(m []interface{}) {
callcount++
got = m
}
u := NewUndeltaStore(push, testUndeltaKeyFunc)
u.Add(mkObj("a", 2))
u.Delete(mkObj("a", ""))
if callcount != 2 {
t.Errorf("Expected 2 calls, got %d", callcount)
}
expected := []interface{}{}
if !reflect.DeepEqual(expected, got) {
t.Errorf("Expected %#v, Got %#v", expected, got)
}
}
func TestReadsDoNotCallPush(t *testing.T) {
push := func(m []interface{}) {
t.Errorf("Unexpected call to push!")
}
u := NewUndeltaStore(push, testUndeltaKeyFunc)
// These should not call push.
_ = u.List()
_, _, _ = u.Get(testUndeltaObject{"a", ""})
}
func TestReplaceCallsPush(t *testing.T) {
mkObj := func(name string, val interface{}) testUndeltaObject {
return testUndeltaObject{name: name, val: val}
}
var got []interface{}
var callcount = 0
push := func(m []interface{}) {
callcount++
got = m
}
u := NewUndeltaStore(push, testUndeltaKeyFunc)
m := []interface{}{mkObj("a", 1)}
u.Replace(m, "0")
if callcount != 1 {
t.Errorf("Expected 1 calls, got %d", callcount)
}
expected := []interface{}{mkObj("a", 1)}
if !reflect.DeepEqual(expected, got) {
t.Errorf("Expected %#v, Got %#v", expected, got)
}
}