370 lines
8.5 KiB
Go
370 lines
8.5 KiB
Go
/*
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* Copyright 2020 The Dragonfly Authors
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*
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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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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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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 dynconfig
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import (
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"errors"
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"os"
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"path/filepath"
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"testing"
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"time"
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"github.com/golang/mock/gomock"
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"github.com/mitchellh/mapstructure"
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"github.com/stretchr/testify/assert"
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"d7y.io/dragonfly/v2/internal/dynconfig/mocks"
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)
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type TestDynconfig struct {
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Scheduler SchedulerOption
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}
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type SchedulerOption struct {
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Name string
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}
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func TestDynconfig_Get(t *testing.T) {
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schedulerName := "scheduler"
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cachePath, err := mockCachePath()
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if err != nil {
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t.Fatal(err)
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}
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tests := []struct {
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name string
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expire time.Duration
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sleep func()
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cleanFileCache func(t *testing.T)
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mock func(m *mocks.MockManagerClientMockRecorder)
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run func(t *testing.T, d Dynconfig[TestDynconfig])
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}{
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{
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name: "get config success without file cache",
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expire: 1 * time.Millisecond,
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sleep: func() {},
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cleanFileCache: func(t *testing.T) {},
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mock: func(m *mocks.MockManagerClientMockRecorder) {
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var d map[string]any
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if err := mapstructure.Decode(TestDynconfig{
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Scheduler: SchedulerOption{
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Name: schedulerName,
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},
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}, &d); err != nil {
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t.Error(err)
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}
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m.Get().Return(d, nil).AnyTimes()
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},
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run: func(t *testing.T, d Dynconfig[TestDynconfig]) {
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assert := assert.New(t)
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data, err := d.Get()
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assert.NoError(err)
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assert.EqualValues(data, &TestDynconfig{
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Scheduler: SchedulerOption{
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Name: schedulerName,
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},
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})
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},
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},
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{
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name: "get expire config with file cache",
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expire: 1 * time.Millisecond,
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sleep: func() {
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time.Sleep(30 * time.Millisecond)
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},
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cleanFileCache: func(t *testing.T) {
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if err := os.Remove(cachePath); err != nil {
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t.Fatal(err)
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}
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},
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mock: func(m *mocks.MockManagerClientMockRecorder) {
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var d map[string]any
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if err := mapstructure.Decode(TestDynconfig{
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Scheduler: SchedulerOption{
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Name: "foo",
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},
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}, &d); err != nil {
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t.Error(err)
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}
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m.Get().Return(d, nil).Times(2)
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},
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run: func(t *testing.T, d Dynconfig[TestDynconfig]) {
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assert := assert.New(t)
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data, err := d.Get()
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assert.NoError(err)
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assert.EqualValues(data, &TestDynconfig{
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Scheduler: SchedulerOption{
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Name: "foo",
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},
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})
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},
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},
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{
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name: "get config failed",
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expire: 1 * time.Millisecond,
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sleep: func() {
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time.Sleep(30 * time.Millisecond)
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},
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cleanFileCache: func(t *testing.T) {
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if err := os.Remove(cachePath); err != nil {
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t.Fatal(err)
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}
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},
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mock: func(m *mocks.MockManagerClientMockRecorder) {
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var d map[string]any
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if err := mapstructure.Decode(TestDynconfig{
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Scheduler: SchedulerOption{
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Name: schedulerName,
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},
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}, &d); err != nil {
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t.Error(err)
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}
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gomock.InOrder(
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m.Get().Return(d, nil).Times(1),
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m.Get().Return(nil, errors.New("manager serivce error")).Times(1),
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)
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},
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run: func(t *testing.T, d Dynconfig[TestDynconfig]) {
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assert := assert.New(t)
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data, err := d.Get()
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assert.NoError(err)
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assert.EqualValues(data, &TestDynconfig{
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Scheduler: SchedulerOption{
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Name: schedulerName,
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},
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})
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},
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},
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{
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name: "get config with file cache",
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expire: 10 * time.Second,
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sleep: func() {},
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cleanFileCache: func(t *testing.T) {
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if err := os.Remove(cachePath); err != nil {
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t.Fatal(err)
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}
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},
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mock: func(m *mocks.MockManagerClientMockRecorder) {
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var d map[string]any
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if err := mapstructure.Decode(TestDynconfig{
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Scheduler: SchedulerOption{
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Name: schedulerName,
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},
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}, &d); err != nil {
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t.Error(err)
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}
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m.Get().Return(d, nil).Times(1)
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},
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run: func(t *testing.T, d Dynconfig[TestDynconfig]) {
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assert := assert.New(t)
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data, err := d.Get()
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assert.NoError(err)
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assert.EqualValues(data, &TestDynconfig{
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Scheduler: SchedulerOption{
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Name: schedulerName,
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},
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})
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data, err = d.Get()
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assert.NoError(err)
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assert.EqualValues(data, &TestDynconfig{
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Scheduler: SchedulerOption{
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Name: schedulerName,
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},
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})
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},
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},
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{
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name: "config is changed",
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expire: 20 * time.Millisecond,
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sleep: func() {
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time.Sleep(30 * time.Millisecond)
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},
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cleanFileCache: func(t *testing.T) {
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if err := os.Remove(cachePath); err != nil {
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t.Fatal(err)
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}
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},
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mock: func(m *mocks.MockManagerClientMockRecorder) {
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var df map[string]any
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if err := mapstructure.Decode(TestDynconfig{
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Scheduler: SchedulerOption{
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Name: schedulerName,
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},
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}, &df); err != nil {
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t.Error(err)
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}
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var ds map[string]any
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if err := mapstructure.Decode(TestDynconfig{
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Scheduler: SchedulerOption{
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Name: "foo",
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},
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}, &ds); err != nil {
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t.Error(err)
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}
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gomock.InOrder(
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m.Get().Return(df, nil).Times(2),
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m.Get().Return(ds, nil).Times(1),
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)
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},
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run: func(t *testing.T, d Dynconfig[TestDynconfig]) {
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assert := assert.New(t)
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data, err := d.Get()
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assert.NoError(err)
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assert.EqualValues(data, &TestDynconfig{
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Scheduler: SchedulerOption{
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Name: schedulerName,
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},
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})
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data, err = d.Get()
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assert.NoError(err)
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assert.EqualValues(data, &TestDynconfig{
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Scheduler: SchedulerOption{
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Name: schedulerName,
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},
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})
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time.Sleep(30 * time.Millisecond)
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data, err = d.Get()
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assert.NoError(err)
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assert.EqualValues(data, &TestDynconfig{
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Scheduler: SchedulerOption{
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Name: "foo",
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},
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})
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},
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},
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{
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name: "config is not changed",
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expire: 1 * time.Millisecond,
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sleep: func() {
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time.Sleep(30 * time.Millisecond)
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},
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cleanFileCache: func(t *testing.T) {
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if err := os.Remove(cachePath); err != nil {
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t.Fatal(err)
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}
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},
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mock: func(m *mocks.MockManagerClientMockRecorder) {
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var df map[string]any
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if err := mapstructure.Decode(TestDynconfig{
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Scheduler: SchedulerOption{
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Name: schedulerName,
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},
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}, &df); err != nil {
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t.Error(err)
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}
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m.Get().Return(df, nil).Times(3)
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},
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run: func(t *testing.T, d Dynconfig[TestDynconfig]) {
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assert := assert.New(t)
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data, err := d.Get()
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assert.NoError(err)
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assert.EqualValues(data, &TestDynconfig{
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Scheduler: SchedulerOption{
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Name: schedulerName,
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},
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})
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time.Sleep(30 * time.Millisecond)
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data, err = d.Get()
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assert.NoError(err)
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assert.EqualValues(data, &TestDynconfig{
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Scheduler: SchedulerOption{
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Name: schedulerName,
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},
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})
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},
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},
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{
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name: "config is not changed and cache is not expired",
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expire: 10 * time.Second,
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sleep: func() {},
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cleanFileCache: func(t *testing.T) {
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if err := os.Remove(cachePath); err != nil {
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t.Fatal(err)
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}
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},
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mock: func(m *mocks.MockManagerClientMockRecorder) {
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var df map[string]any
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if err := mapstructure.Decode(TestDynconfig{
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Scheduler: SchedulerOption{
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Name: schedulerName,
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},
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}, &df); err != nil {
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t.Error(err)
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}
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m.Get().Return(df, nil).Times(1)
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},
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run: func(t *testing.T, d Dynconfig[TestDynconfig]) {
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assert := assert.New(t)
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data, err := d.Get()
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assert.NoError(err)
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assert.EqualValues(data, &TestDynconfig{
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Scheduler: SchedulerOption{
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Name: schedulerName,
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},
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})
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data, err = d.Get()
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assert.NoError(err)
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assert.EqualValues(data, &TestDynconfig{
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Scheduler: SchedulerOption{
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Name: schedulerName,
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},
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})
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},
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},
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}
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for _, tc := range tests {
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t.Run(tc.name, func(t *testing.T) {
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ctl := gomock.NewController(t)
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defer ctl.Finish()
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mockManagerClient := mocks.NewMockManagerClient(ctl)
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tc.mock(mockManagerClient.EXPECT())
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d, err := New[TestDynconfig](mockManagerClient, cachePath, tc.expire)
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if err != nil {
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t.Fatal(err)
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}
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tc.sleep()
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tc.run(t, d)
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tc.cleanFileCache(t)
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})
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}
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}
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func mockCachePath() (string, error) {
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userDir, err := os.UserHomeDir()
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if err != nil {
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return "", err
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}
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return filepath.Join(userDir, ".dynconfig"), nil
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}
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