/*
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Copyright 2015 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package cache
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import (
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"reflect"
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"testing"
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)
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// store_test.go checks that UndeltaStore conforms to the Store interface
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// behavior. This test just tests that it calls the push func in addition.
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type testUndeltaObject struct {
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name string
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val interface{}
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}
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func testUndeltaKeyFunc(obj interface{}) (string, error) {
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return obj.(testUndeltaObject).name, nil
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}
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/*
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var (
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o1 interface{} = t{1}
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o2 interface{} = t{2}
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l1 []interface{} = []interface{}{t{1}}
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)
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*/
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func TestUpdateCallsPush(t *testing.T) {
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mkObj := func(name string, val interface{}) testUndeltaObject {
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return testUndeltaObject{name: name, val: val}
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}
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var got []interface{}
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var callcount = 0
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push := func(m []interface{}) {
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callcount++
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got = m
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}
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u := NewUndeltaStore(push, testUndeltaKeyFunc)
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u.Add(mkObj("a", 2))
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u.Update(mkObj("a", 1))
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if callcount != 2 {
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t.Errorf("Expected 2 calls, got %d", callcount)
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}
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l := []interface{}{mkObj("a", 1)}
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if !reflect.DeepEqual(l, got) {
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t.Errorf("Expected %#v, Got %#v", l, got)
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}
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}
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func TestDeleteCallsPush(t *testing.T) {
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mkObj := func(name string, val interface{}) testUndeltaObject {
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return testUndeltaObject{name: name, val: val}
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}
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var got []interface{}
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var callcount = 0
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push := func(m []interface{}) {
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callcount++
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got = m
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}
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u := NewUndeltaStore(push, testUndeltaKeyFunc)
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u.Add(mkObj("a", 2))
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u.Delete(mkObj("a", ""))
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if callcount != 2 {
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t.Errorf("Expected 2 calls, got %d", callcount)
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}
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expected := []interface{}{}
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if !reflect.DeepEqual(expected, got) {
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t.Errorf("Expected %#v, Got %#v", expected, got)
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}
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}
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func TestReadsDoNotCallPush(t *testing.T) {
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push := func(m []interface{}) {
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t.Errorf("Unexpected call to push!")
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}
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u := NewUndeltaStore(push, testUndeltaKeyFunc)
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// These should not call push.
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_ = u.List()
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_, _, _ = u.Get(testUndeltaObject{"a", ""})
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}
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func TestReplaceCallsPush(t *testing.T) {
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mkObj := func(name string, val interface{}) testUndeltaObject {
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return testUndeltaObject{name: name, val: val}
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}
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var got []interface{}
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var callcount = 0
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push := func(m []interface{}) {
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callcount++
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got = m
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}
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u := NewUndeltaStore(push, testUndeltaKeyFunc)
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m := []interface{}{mkObj("a", 1)}
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u.Replace(m, "0")
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if callcount != 1 {
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t.Errorf("Expected 1 calls, got %d", callcount)
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}
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expected := []interface{}{mkObj("a", 1)}
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if !reflect.DeepEqual(expected, got) {
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t.Errorf("Expected %#v, Got %#v", expected, got)
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}
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}
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