141 lines
3.2 KiB
Go
141 lines
3.2 KiB
Go
/*
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Copyright 2019 The KubeSphere 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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"testing"
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"time"
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"github.com/google/go-cmp/cmp"
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"k8s.io/apimachinery/pkg/util/sets"
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)
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var dataSet = map[string]string{
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"foo1": "val1",
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"foo2": "val2",
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"foo3": "val3",
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"bar1": "val1",
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"bar2": "val2",
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}
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// load dataset into cache
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func load(client Interface, data map[string]string) error {
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for k, v := range data {
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err := client.Set(k, v, NeverExpire)
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if err != nil {
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return err
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}
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}
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return nil
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}
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// dump retrieve all data in simple into a map
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func dump(client Interface) (map[string]string, error) {
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keys, err := client.Keys("*")
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if err != nil {
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return nil, err
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}
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snapshot := make(map[string]string)
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for _, key := range keys {
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val, err := client.Get(key)
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if err != nil {
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continue
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}
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snapshot[key] = val
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}
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return snapshot, nil
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}
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func TestDeleteAndExpireCache(t *testing.T) {
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var testCases = []struct {
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description string
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deleteKeys sets.String
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expireKeys sets.String
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expireDuration time.Duration // never use a 0(NeverExpires) duration with expireKeys, recommend time.Millisecond * 500.
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expected map[string]string
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}{
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{
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description: "Should get all keys",
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expected: map[string]string{
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"foo1": "val1",
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"foo2": "val2",
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"foo3": "val3",
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"bar1": "val1",
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"bar2": "val2",
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},
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},
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{
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description: "Test delete should get only keys start with foo",
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expected: map[string]string{
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"foo1": "val1",
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"foo2": "val2",
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"foo3": "val3",
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},
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deleteKeys: sets.NewString("bar1", "bar2"),
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},
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{
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description: "Should get only keys start with bar",
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expected: map[string]string{
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"bar1": "val1",
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"bar2": "val2",
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},
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expireDuration: time.Millisecond * 500,
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expireKeys: sets.NewString("foo1", "foo2", "foo3"),
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},
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}
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for _, testCase := range testCases {
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cacheClient := NewSimpleCache()
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t.Run(testCase.description, func(t *testing.T) {
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err := load(cacheClient, dataSet)
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if err != nil {
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t.Fatalf("Unable to load dataset, got error %v", err)
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}
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if len(testCase.deleteKeys) != 0 {
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err = cacheClient.Del(testCase.deleteKeys.List()...)
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if err != nil {
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t.Fatalf("Error delete keys, %v", err)
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}
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}
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if len(testCase.expireKeys) != 0 && testCase.expireDuration != 0 {
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for _, key := range testCase.expireKeys.List() {
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err = cacheClient.Expire(key, testCase.expireDuration)
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if err != nil {
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t.Fatalf("Error expire keys, %v", err)
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}
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}
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time.Sleep(testCase.expireDuration)
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}
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got, err := dump(cacheClient)
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if err != nil {
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t.Fatalf("Error dump data, %v", err)
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}
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if diff := cmp.Diff(got, testCase.expected); len(diff) != 0 {
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t.Errorf("%T differ (-got, +expected) %v", testCase.expected, diff)
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}
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})
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}
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}
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