841 lines
37 KiB
Go
841 lines
37 KiB
Go
/*
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* Copyright 2023 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 networktopology
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import (
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"errors"
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"reflect"
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"strconv"
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"testing"
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"time"
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"github.com/go-redis/redismock/v8"
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"github.com/golang/mock/gomock"
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"github.com/stretchr/testify/assert"
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pkgredis "d7y.io/dragonfly/v2/pkg/redis"
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"d7y.io/dragonfly/v2/scheduler/resource"
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storagemocks "d7y.io/dragonfly/v2/scheduler/storage/mocks"
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)
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func Test_NewNetworkTopology(t *testing.T) {
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tests := []struct {
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name string
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expect func(t *testing.T, networkTopology NetworkTopology, err error)
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}{
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{
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name: "new network topology",
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expect: func(t *testing.T, networkTopology NetworkTopology, err error) {
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assert := assert.New(t)
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assert.NoError(err)
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assert.Equal(reflect.TypeOf(networkTopology).Elem().Name(), "networkTopology")
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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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rdb, _ := redismock.NewClientMock()
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res := resource.NewMockResource(ctl)
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storage := storagemocks.NewMockStorage(ctl)
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networkTopology, err := NewNetworkTopology(mockNetworkTopologyConfig, rdb, res, storage)
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tc.expect(t, networkTopology, err)
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})
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}
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}
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func TestNetworkTopology_Serve(t *testing.T) {
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tests := []struct {
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name string
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sleep func()
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mock func(mr *resource.MockResourceMockRecorder, hostManager resource.HostManager,
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mh *resource.MockHostManagerMockRecorder, ms *storagemocks.MockStorageMockRecorder, clientMock redismock.ClientMock)
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expect func(t *testing.T, networkTopology NetworkTopology, err error)
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}{
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{
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name: "start network topology server",
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sleep: func() {
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time.Sleep(3 * time.Second)
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},
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mock: func(mr *resource.MockResourceMockRecorder, hostManager resource.HostManager,
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mh *resource.MockHostManagerMockRecorder, ms *storagemocks.MockStorageMockRecorder, clientMock redismock.ClientMock) {
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clientMock.MatchExpectationsInOrder(true)
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clientMock.ExpectKeys(pkgredis.MakeProbedCountKeyInScheduler("*")).SetVal(
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[]string{pkgredis.MakeProbedCountKeyInScheduler(mockSeedHost.ID)})
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clientMock.ExpectKeys(pkgredis.MakeNetworkTopologyKeyInScheduler(mockSeedHost.ID, "*")).SetVal(
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[]string{pkgredis.MakeNetworkTopologyKeyInScheduler(mockSeedHost.ID, mockHost.ID)})
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clientMock.ExpectHGet(pkgredis.MakeNetworkTopologyKeyInScheduler(mockSeedHost.ID, mockHost.ID), "averageRTT").SetVal(
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strconv.FormatInt(mockProbe.RTT.Nanoseconds(), 10))
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clientMock.ExpectHGet(pkgredis.MakeNetworkTopologyKeyInScheduler(mockSeedHost.ID, mockHost.ID), "createdAt").SetVal(
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mockProbesCreatedAt.Format(time.RFC3339Nano))
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clientMock.ExpectHGet(pkgredis.MakeNetworkTopologyKeyInScheduler(mockSeedHost.ID, mockHost.ID), "updatedAt").SetVal(
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mockProbe.CreatedAt.Format(time.RFC3339Nano))
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gomock.InOrder(
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mr.HostManager().Return(hostManager).Times(1),
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mh.Load(gomock.Eq(mockHost.ID)).Return(mockHost, true),
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mr.HostManager().Return(hostManager).Times(1),
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mh.Load(gomock.Eq(mockSeedHost.ID)).Return(mockSeedHost, true),
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ms.CreateNetworkTopology(gomock.Any()).Return(nil).Times(1),
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)
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},
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expect: func(t *testing.T, networkTopology NetworkTopology, err error) {
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assert := assert.New(t)
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assert.NoError(err)
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go networkTopology.Serve()
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},
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},
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{
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name: "start network topology server error",
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sleep: func() {
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time.Sleep(5 * time.Second)
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},
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mock: func(mr *resource.MockResourceMockRecorder, hostManager resource.HostManager,
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mh *resource.MockHostManagerMockRecorder, ms *storagemocks.MockStorageMockRecorder, clientMock redismock.ClientMock) {
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clientMock.MatchExpectationsInOrder(true)
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clientMock.ExpectKeys(pkgredis.MakeProbedCountKeyInScheduler("*")).SetErr(
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errors.New("get probed count keys error"))
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clientMock.ExpectKeys(pkgredis.MakeProbedCountKeyInScheduler("*")).SetVal(
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[]string{pkgredis.MakeProbedCountKeyInScheduler(mockSeedHost.ID)})
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clientMock.ExpectKeys(pkgredis.MakeNetworkTopologyKeyInScheduler(mockSeedHost.ID, "*")).SetVal(
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[]string{pkgredis.MakeNetworkTopologyKeyInScheduler(mockSeedHost.ID, mockHost.ID)})
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clientMock.ExpectHGet(pkgredis.MakeNetworkTopologyKeyInScheduler(mockSeedHost.ID, mockHost.ID), "averageRTT").SetVal(
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strconv.FormatInt(mockProbe.RTT.Nanoseconds(), 10))
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clientMock.ExpectHGet(pkgredis.MakeNetworkTopologyKeyInScheduler(mockSeedHost.ID, mockHost.ID), "createdAt").SetVal(
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mockProbesCreatedAt.Format(time.RFC3339Nano))
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clientMock.ExpectHGet(pkgredis.MakeNetworkTopologyKeyInScheduler(mockSeedHost.ID, mockHost.ID), "updatedAt").SetVal(
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mockProbe.CreatedAt.Format(time.RFC3339Nano))
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gomock.InOrder(
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mr.HostManager().Return(hostManager).Times(1),
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mh.Load(gomock.Eq(mockHost.ID)).Return(mockHost, true),
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mr.HostManager().Return(hostManager).Times(1),
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mh.Load(gomock.Eq(mockSeedHost.ID)).Return(mockSeedHost, true),
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ms.CreateNetworkTopology(gomock.Any()).Return(nil).Times(1),
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)
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},
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expect: func(t *testing.T, networkTopology NetworkTopology, err error) {
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assert := assert.New(t)
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assert.NoError(err)
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go networkTopology.Serve()
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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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rdb, clientMock := redismock.NewClientMock()
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res := resource.NewMockResource(ctl)
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hostManager := resource.NewMockHostManager(ctl)
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storage := storagemocks.NewMockStorage(ctl)
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tc.mock(res.EXPECT(), hostManager, hostManager.EXPECT(), storage.EXPECT(), clientMock)
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mockNetworkTopologyConfig.CollectInterval = 2 * time.Second
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networkTopology, err := NewNetworkTopology(mockNetworkTopologyConfig, rdb, res, storage)
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tc.expect(t, networkTopology, err)
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tc.sleep()
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networkTopology.Stop()
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})
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}
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}
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func TestNewNetworkTopology_Has(t *testing.T) {
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tests := []struct {
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name string
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mock func(mockRDBClient redismock.ClientMock)
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expect func(t *testing.T, networkTopology NetworkTopology, err error)
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}{
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{
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name: "network topology between src host and destination host exists",
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mock: func(mockRDBClient redismock.ClientMock) {
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mockRDBClient.ExpectExists(pkgredis.MakeNetworkTopologyKeyInScheduler(mockSeedHost.ID, mockHost.ID)).SetVal(1)
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},
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expect: func(t *testing.T, networkTopology NetworkTopology, err error) {
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assert := assert.New(t)
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assert.NoError(err)
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assert.True(networkTopology.Has(mockSeedHost.ID, mockHost.ID))
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},
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},
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{
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name: "network topology between src host and destination host does not exist",
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mock: func(mockRDBClient redismock.ClientMock) {
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mockRDBClient.ExpectExists(pkgredis.MakeNetworkTopologyKeyInScheduler(mockSeedHost.ID, mockHost.ID)).SetVal(0)
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},
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expect: func(t *testing.T, networkTopology NetworkTopology, err error) {
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assert := assert.New(t)
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assert.NoError(err)
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assert.False(networkTopology.Has(mockSeedHost.ID, mockHost.ID))
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},
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},
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{
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name: "check network topology between src host and destination host exist error",
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mock: func(mockRDBClient redismock.ClientMock) {
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mockRDBClient.ExpectExists(pkgredis.MakeNetworkTopologyKeyInScheduler(mockSeedHost.ID, mockHost.ID)).SetErr(
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errors.New("check network topology between src host and destination host exist error"))
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},
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expect: func(t *testing.T, networkTopology NetworkTopology, err error) {
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assert := assert.New(t)
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assert.NoError(err)
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assert.False(networkTopology.Has(mockSeedHost.ID, mockHost.ID))
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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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rdb, mockRDBClient := redismock.NewClientMock()
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res := resource.NewMockResource(ctl)
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storage := storagemocks.NewMockStorage(ctl)
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tc.mock(mockRDBClient)
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networkTopology, err := NewNetworkTopology(mockNetworkTopologyConfig, rdb, res, storage)
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tc.expect(t, networkTopology, err)
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mockRDBClient.ClearExpect()
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})
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}
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}
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func TestNewNetworkTopology_Store(t *testing.T) {
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tests := []struct {
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name string
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mock func(mockRDBClient redismock.ClientMock)
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expect func(t *testing.T, networkTopology NetworkTopology, err error)
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}{
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{
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name: "network topology between src host and destination host exists",
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mock: func(mockRDBClient redismock.ClientMock) {
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mockRDBClient.ExpectExists(pkgredis.MakeNetworkTopologyKeyInScheduler(mockSeedHost.ID, mockHost.ID)).SetVal(1)
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},
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expect: func(t *testing.T, networkTopology NetworkTopology, err error) {
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assert := assert.New(t)
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assert.NoError(err)
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assert.NoError(networkTopology.Store(mockSeedHost.ID, mockHost.ID))
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},
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},
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{
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name: "network topology between src host and destination host does not exist",
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mock: func(mockRDBClient redismock.ClientMock) {
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mockRDBClient.MatchExpectationsInOrder(true)
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mockRDBClient.ExpectExists(pkgredis.MakeNetworkTopologyKeyInScheduler(mockSeedHost.ID, mockHost.ID)).SetVal(0)
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mockRDBClient.Regexp().ExpectHSet(pkgredis.MakeNetworkTopologyKeyInScheduler(mockSeedHost.ID, mockHost.ID), "createdAt", `.*`).SetVal(1)
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mockRDBClient.ExpectSet(pkgredis.MakeProbedCountKeyInScheduler(mockHost.ID), 0, 0).SetVal("ok")
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},
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expect: func(t *testing.T, networkTopology NetworkTopology, err error) {
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assert := assert.New(t)
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assert.NoError(err)
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assert.NoError(networkTopology.Store(mockSeedHost.ID, mockHost.ID))
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},
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},
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{
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name: "set createdAt error when network topology between src host and destination host does not exist",
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mock: func(mockRDBClient redismock.ClientMock) {
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mockRDBClient.MatchExpectationsInOrder(true)
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mockRDBClient.ExpectExists(pkgredis.MakeNetworkTopologyKeyInScheduler(mockSeedHost.ID, mockHost.ID)).SetVal(0)
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mockRDBClient.Regexp().ExpectHSet(pkgredis.MakeNetworkTopologyKeyInScheduler(mockSeedHost.ID, mockHost.ID), "createdAt", `.*`).SetErr(errors.New("set createdAt error"))
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},
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expect: func(t *testing.T, networkTopology NetworkTopology, err error) {
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assert := assert.New(t)
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assert.NoError(err)
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assert.EqualError(networkTopology.Store(mockSeedHost.ID, mockHost.ID), "set createdAt error")
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},
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},
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{
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name: "set probed count error when network topology between src host and destination host does not exist",
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mock: func(mockRDBClient redismock.ClientMock) {
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mockRDBClient.MatchExpectationsInOrder(true)
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mockRDBClient.ExpectExists(pkgredis.MakeNetworkTopologyKeyInScheduler(mockSeedHost.ID, mockHost.ID)).SetVal(0)
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mockRDBClient.Regexp().ExpectHSet(pkgredis.MakeNetworkTopologyKeyInScheduler(mockSeedHost.ID, mockHost.ID), "createdAt", `.*`).SetVal(1)
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mockRDBClient.ExpectSet(pkgredis.MakeProbedCountKeyInScheduler(mockHost.ID), 0, 0).SetErr(errors.New("set probed count error"))
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},
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expect: func(t *testing.T, networkTopology NetworkTopology, err error) {
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assert := assert.New(t)
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assert.NoError(err)
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assert.EqualError(networkTopology.Store(mockSeedHost.ID, mockHost.ID), "set probed count error")
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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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rdb, mockRDBClient := redismock.NewClientMock()
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res := resource.NewMockResource(ctl)
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storage := storagemocks.NewMockStorage(ctl)
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tc.mock(mockRDBClient)
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networkTopology, err := NewNetworkTopology(mockNetworkTopologyConfig, rdb, res, storage)
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tc.expect(t, networkTopology, err)
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mockRDBClient.ClearExpect()
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})
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}
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}
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func TestNewNetworkTopology_DeleteHost(t *testing.T) {
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tests := []struct {
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name string
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deleteKeys []string
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mock func(mockRDBClient redismock.ClientMock, keys []string)
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expect func(t *testing.T, networkTopology NetworkTopology, err error)
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}{
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{
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name: "delete host",
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deleteKeys: []string{pkgredis.MakeProbedAtKeyInScheduler(mockHost.ID),
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pkgredis.MakeProbedCountKeyInScheduler(mockHost.ID),
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pkgredis.MakeNetworkTopologyKeyInScheduler(mockSeedHost.ID, mockHost.ID),
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pkgredis.MakeProbesKeyInScheduler(mockSeedHost.ID, mockHost.ID)},
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mock: func(mockRDBClient redismock.ClientMock, keys []string) {
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mockRDBClient.MatchExpectationsInOrder(true)
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mockRDBClient.ExpectKeys(pkgredis.MakeNetworkTopologyKeyInScheduler(mockHost.ID, "*")).SetVal([]string{})
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mockRDBClient.ExpectKeys(pkgredis.MakeNetworkTopologyKeyInScheduler("*", mockHost.ID)).SetVal([]string{keys[2]})
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mockRDBClient.ExpectKeys(pkgredis.MakeProbesKeyInScheduler(mockHost.ID, "*")).SetVal([]string{})
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mockRDBClient.ExpectKeys(pkgredis.MakeProbesKeyInScheduler("*", mockHost.ID)).SetVal([]string{keys[3]})
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mockRDBClient.ExpectDel(keys...).SetVal(4)
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},
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expect: func(t *testing.T, networkTopology NetworkTopology, err error) {
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assert := assert.New(t)
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assert.NoError(err)
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assert.NoError(networkTopology.DeleteHost(mockHost.ID))
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},
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},
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{
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name: "get source network topology keys error",
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deleteKeys: []string{},
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mock: func(mockRDBClient redismock.ClientMock, keys []string) {
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mockRDBClient.ExpectKeys(pkgredis.MakeNetworkTopologyKeyInScheduler(mockHost.ID, "*")).SetErr(
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errors.New("get source network topology keys error"))
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},
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expect: func(t *testing.T, networkTopology NetworkTopology, err error) {
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assert := assert.New(t)
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assert.NoError(err)
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assert.EqualError(networkTopology.DeleteHost(mockHost.ID), "get source network topology keys error")
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},
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},
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{
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name: "get destination network topology keys error",
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deleteKeys: []string{},
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mock: func(mockRDBClient redismock.ClientMock, keys []string) {
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mockRDBClient.MatchExpectationsInOrder(true)
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mockRDBClient.ExpectKeys(pkgredis.MakeNetworkTopologyKeyInScheduler(mockHost.ID, "*")).SetVal([]string{})
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mockRDBClient.ExpectKeys(pkgredis.MakeNetworkTopologyKeyInScheduler("*", mockHost.ID)).SetErr(
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errors.New("get destination network topology keys error"))
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},
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expect: func(t *testing.T, networkTopology NetworkTopology, err error) {
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assert := assert.New(t)
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assert.NoError(err)
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assert.EqualError(networkTopology.DeleteHost(mockHost.ID), "get destination network topology keys error")
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},
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},
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{
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name: "get source probes keys error",
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deleteKeys: []string{pkgredis.MakeNetworkTopologyKeyInScheduler(mockSeedHost.ID, mockHost.ID)},
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mock: func(mockRDBClient redismock.ClientMock, keys []string) {
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mockRDBClient.MatchExpectationsInOrder(true)
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mockRDBClient.ExpectKeys(pkgredis.MakeNetworkTopologyKeyInScheduler(mockHost.ID, "*")).SetVal([]string{})
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mockRDBClient.ExpectKeys(pkgredis.MakeNetworkTopologyKeyInScheduler("*", mockHost.ID)).SetVal([]string{keys[0]})
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mockRDBClient.ExpectKeys(pkgredis.MakeProbesKeyInScheduler(mockHost.ID, "*")).SetErr(
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errors.New("get source probes keys error"))
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},
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expect: func(t *testing.T, networkTopology NetworkTopology, err error) {
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assert := assert.New(t)
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assert.NoError(err)
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assert.EqualError(networkTopology.DeleteHost(mockHost.ID), "get source probes keys error")
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},
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},
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{
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name: "get destination probes keys error",
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deleteKeys: []string{pkgredis.MakeNetworkTopologyKeyInScheduler(mockSeedHost.ID, mockHost.ID)},
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mock: func(mockRDBClient redismock.ClientMock, keys []string) {
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mockRDBClient.ExpectKeys(pkgredis.MakeNetworkTopologyKeyInScheduler(mockHost.ID, "*")).SetVal([]string{})
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mockRDBClient.ExpectKeys(pkgredis.MakeNetworkTopologyKeyInScheduler("*", mockHost.ID)).SetVal([]string{keys[0]})
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mockRDBClient.ExpectKeys(pkgredis.MakeProbesKeyInScheduler(mockHost.ID, "*")).SetVal([]string{})
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mockRDBClient.ExpectKeys(pkgredis.MakeProbesKeyInScheduler("*", mockHost.ID)).SetErr(
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errors.New("get destination probes keys error"))
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},
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expect: func(t *testing.T, networkTopology NetworkTopology, err error) {
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assert := assert.New(t)
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assert.NoError(err)
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assert.EqualError(networkTopology.DeleteHost(mockHost.ID), "get destination probes keys error")
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},
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},
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{
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name: "delete network topology and probes error",
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deleteKeys: []string{pkgredis.MakeProbedAtKeyInScheduler(mockHost.ID),
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pkgredis.MakeProbedCountKeyInScheduler(mockHost.ID),
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pkgredis.MakeNetworkTopologyKeyInScheduler(mockSeedHost.ID, mockHost.ID),
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pkgredis.MakeProbesKeyInScheduler(mockSeedHost.ID, mockHost.ID)},
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mock: func(mockRDBClient redismock.ClientMock, keys []string) {
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mockRDBClient.MatchExpectationsInOrder(true)
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mockRDBClient.ExpectKeys(pkgredis.MakeNetworkTopologyKeyInScheduler(mockHost.ID, "*")).SetVal([]string{})
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mockRDBClient.ExpectKeys(pkgredis.MakeNetworkTopologyKeyInScheduler("*", mockHost.ID)).SetVal([]string{keys[2]})
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mockRDBClient.ExpectKeys(pkgredis.MakeProbesKeyInScheduler(mockHost.ID, "*")).SetVal([]string{})
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mockRDBClient.ExpectKeys(pkgredis.MakeProbesKeyInScheduler("*", mockHost.ID)).SetVal([]string{keys[3]})
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mockRDBClient.ExpectDel(keys...).SetErr(errors.New("delete network topology and probes error"))
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},
|
|
expect: func(t *testing.T, networkTopology NetworkTopology, err error) {
|
|
assert := assert.New(t)
|
|
assert.NoError(err)
|
|
assert.EqualError(networkTopology.DeleteHost(mockHost.ID), "delete network topology and probes error")
|
|
},
|
|
},
|
|
}
|
|
|
|
for _, tc := range tests {
|
|
t.Run(tc.name, func(t *testing.T) {
|
|
ctl := gomock.NewController(t)
|
|
defer ctl.Finish()
|
|
|
|
rdb, mockRDBClient := redismock.NewClientMock()
|
|
res := resource.NewMockResource(ctl)
|
|
storage := storagemocks.NewMockStorage(ctl)
|
|
tc.mock(mockRDBClient, tc.deleteKeys)
|
|
|
|
networkTopology, err := NewNetworkTopology(mockNetworkTopologyConfig, rdb, res, storage)
|
|
tc.expect(t, networkTopology, err)
|
|
mockRDBClient.ClearExpect()
|
|
})
|
|
}
|
|
}
|
|
|
|
func TestNewNetworkTopology_Probes(t *testing.T) {
|
|
tests := []struct {
|
|
name string
|
|
expect func(t *testing.T, networkTopology NetworkTopology, err error)
|
|
}{
|
|
{
|
|
name: "loads probes interface",
|
|
expect: func(t *testing.T, networkTopology NetworkTopology, err error) {
|
|
assert := assert.New(t)
|
|
assert.NoError(err)
|
|
|
|
ps := networkTopology.Probes(mockSeedHost.ID, mockHost.ID)
|
|
probes := ps.(*probes)
|
|
assert.Equal(probes.config.QueueLength, 5)
|
|
assert.NotNil(probes.rdb)
|
|
assert.Equal(probes.srcHostID, mockSeedHost.ID)
|
|
assert.Equal(probes.destHostID, mockHost.ID)
|
|
},
|
|
},
|
|
}
|
|
|
|
for _, tc := range tests {
|
|
t.Run(tc.name, func(t *testing.T) {
|
|
ctl := gomock.NewController(t)
|
|
defer ctl.Finish()
|
|
|
|
rdb, _ := redismock.NewClientMock()
|
|
res := resource.NewMockResource(ctl)
|
|
storage := storagemocks.NewMockStorage(ctl)
|
|
|
|
networkTopology, err := NewNetworkTopology(mockNetworkTopologyConfig, rdb, res, storage)
|
|
tc.expect(t, networkTopology, err)
|
|
})
|
|
}
|
|
}
|
|
|
|
func TestNewNetworkTopology_ProbedCount(t *testing.T) {
|
|
tests := []struct {
|
|
name string
|
|
mock func(mockRDBClient redismock.ClientMock)
|
|
expect func(t *testing.T, networkTopology NetworkTopology, err error)
|
|
}{
|
|
{
|
|
name: "get probed count",
|
|
mock: func(mockRDBClient redismock.ClientMock) {
|
|
mockRDBClient.ExpectGet(pkgredis.MakeProbedCountKeyInScheduler(mockHost.ID)).SetVal(strconv.Itoa(mockProbedCount))
|
|
},
|
|
expect: func(t *testing.T, networkTopology NetworkTopology, err error) {
|
|
assert := assert.New(t)
|
|
assert.NoError(err)
|
|
|
|
probedCount, err := networkTopology.ProbedCount(mockHost.ID)
|
|
assert.NoError(err)
|
|
assert.EqualValues(probedCount, mockProbedCount)
|
|
},
|
|
},
|
|
{
|
|
name: "get probed count error",
|
|
mock: func(mockRDBClient redismock.ClientMock) {
|
|
mockRDBClient.ExpectGet(pkgredis.MakeProbedCountKeyInScheduler(mockHost.ID)).SetErr(errors.New("get probed count error"))
|
|
},
|
|
expect: func(t *testing.T, networkTopology NetworkTopology, err error) {
|
|
assert := assert.New(t)
|
|
assert.NoError(err)
|
|
|
|
_, err = networkTopology.ProbedCount(mockHost.ID)
|
|
assert.EqualError(err, "get probed count error")
|
|
},
|
|
},
|
|
}
|
|
|
|
for _, tc := range tests {
|
|
t.Run(tc.name, func(t *testing.T) {
|
|
ctl := gomock.NewController(t)
|
|
defer ctl.Finish()
|
|
|
|
rdb, mockRDBClient := redismock.NewClientMock()
|
|
res := resource.NewMockResource(ctl)
|
|
storage := storagemocks.NewMockStorage(ctl)
|
|
tc.mock(mockRDBClient)
|
|
|
|
networkTopology, err := NewNetworkTopology(mockNetworkTopologyConfig, rdb, res, storage)
|
|
tc.expect(t, networkTopology, err)
|
|
mockRDBClient.ClearExpect()
|
|
})
|
|
}
|
|
}
|
|
|
|
func TestNewNetworkTopology_ProbedAt(t *testing.T) {
|
|
tests := []struct {
|
|
name string
|
|
mock func(mockRDBClient redismock.ClientMock)
|
|
expect func(t *testing.T, networkTopology NetworkTopology, err error)
|
|
}{
|
|
{
|
|
name: "get the time when the host was last probed",
|
|
mock: func(mockRDBClient redismock.ClientMock) {
|
|
mockRDBClient.ExpectGet(pkgredis.MakeProbedAtKeyInScheduler(mockHost.ID)).SetVal(mockProbe.CreatedAt.Format(time.RFC3339Nano))
|
|
},
|
|
expect: func(t *testing.T, networkTopology NetworkTopology, err error) {
|
|
assert := assert.New(t)
|
|
assert.NoError(err)
|
|
|
|
probedAt, err := networkTopology.ProbedAt(mockHost.ID)
|
|
assert.NoError(err)
|
|
assert.True(mockProbe.CreatedAt.Equal(probedAt))
|
|
},
|
|
},
|
|
{
|
|
name: "get the time when the host was last probed error",
|
|
mock: func(mockRDBClient redismock.ClientMock) {
|
|
mockRDBClient.ExpectGet(pkgredis.MakeProbedAtKeyInScheduler(mockHost.ID)).SetErr(errors.New("get the time when the host was last probed error"))
|
|
},
|
|
expect: func(t *testing.T, networkTopology NetworkTopology, err error) {
|
|
assert := assert.New(t)
|
|
assert.NoError(err)
|
|
|
|
_, err = networkTopology.ProbedAt(mockHost.ID)
|
|
assert.EqualError(err, "get the time when the host was last probed error")
|
|
},
|
|
},
|
|
}
|
|
|
|
for _, tc := range tests {
|
|
t.Run(tc.name, func(t *testing.T) {
|
|
ctl := gomock.NewController(t)
|
|
defer ctl.Finish()
|
|
|
|
rdb, mockRDBClient := redismock.NewClientMock()
|
|
res := resource.NewMockResource(ctl)
|
|
storage := storagemocks.NewMockStorage(ctl)
|
|
tc.mock(mockRDBClient)
|
|
|
|
networkTopology, err := NewNetworkTopology(mockNetworkTopologyConfig, rdb, res, storage)
|
|
tc.expect(t, networkTopology, err)
|
|
mockRDBClient.ClearExpect()
|
|
})
|
|
}
|
|
}
|
|
|
|
func TestNetworkTopology_Snapshot(t *testing.T) {
|
|
tests := []struct {
|
|
name string
|
|
mock func(mr *resource.MockResourceMockRecorder, hostManager resource.HostManager,
|
|
mh *resource.MockHostManagerMockRecorder, ms *storagemocks.MockStorageMockRecorder, mockRDBClient redismock.ClientMock)
|
|
expect func(t *testing.T, networkTopology NetworkTopology, err error)
|
|
}{
|
|
{
|
|
name: "writes the current network topology to the storage",
|
|
mock: func(mr *resource.MockResourceMockRecorder, hostManager resource.HostManager,
|
|
mh *resource.MockHostManagerMockRecorder, ms *storagemocks.MockStorageMockRecorder, mockRDBClient redismock.ClientMock) {
|
|
mockRDBClient.MatchExpectationsInOrder(true)
|
|
mockRDBClient.ExpectKeys(pkgredis.MakeProbedCountKeyInScheduler("*")).SetVal(
|
|
[]string{pkgredis.MakeProbedCountKeyInScheduler(mockSeedHost.ID)})
|
|
mockRDBClient.ExpectKeys(pkgredis.MakeNetworkTopologyKeyInScheduler(mockSeedHost.ID, "*")).SetVal(
|
|
[]string{pkgredis.MakeNetworkTopologyKeyInScheduler(mockSeedHost.ID, mockHost.ID)})
|
|
mockRDBClient.ExpectHGet(pkgredis.MakeNetworkTopologyKeyInScheduler(mockSeedHost.ID, mockHost.ID), "averageRTT").SetVal(
|
|
strconv.FormatInt(mockProbe.RTT.Nanoseconds(), 10))
|
|
mockRDBClient.ExpectHGet(pkgredis.MakeNetworkTopologyKeyInScheduler(mockSeedHost.ID, mockHost.ID), "createdAt").SetVal(
|
|
mockProbesCreatedAt.Format(time.RFC3339Nano))
|
|
mockRDBClient.ExpectHGet(pkgredis.MakeNetworkTopologyKeyInScheduler(mockSeedHost.ID, mockHost.ID), "updatedAt").SetVal(
|
|
mockProbe.CreatedAt.Format(time.RFC3339Nano))
|
|
gomock.InOrder(
|
|
mr.HostManager().Return(hostManager).Times(1),
|
|
mh.Load(gomock.Eq(mockHost.ID)).Return(mockHost, true),
|
|
mr.HostManager().Return(hostManager).Times(1),
|
|
mh.Load(gomock.Eq(mockSeedHost.ID)).Return(mockSeedHost, true),
|
|
ms.CreateNetworkTopology(gomock.Any()).Return(nil).Times(1),
|
|
)
|
|
},
|
|
expect: func(t *testing.T, networkTopology NetworkTopology, err error) {
|
|
assert := assert.New(t)
|
|
assert.NoError(err)
|
|
assert.NoError(networkTopology.Snapshot())
|
|
},
|
|
},
|
|
{
|
|
name: "get probed count keys error",
|
|
mock: func(mr *resource.MockResourceMockRecorder, hostManager resource.HostManager,
|
|
mh *resource.MockHostManagerMockRecorder, ms *storagemocks.MockStorageMockRecorder, mockRDBClient redismock.ClientMock) {
|
|
mockRDBClient.MatchExpectationsInOrder(true)
|
|
mockRDBClient.ExpectKeys(pkgredis.MakeProbedCountKeyInScheduler("*")).SetErr(
|
|
errors.New("get probed count keys error"))
|
|
},
|
|
expect: func(t *testing.T, networkTopology NetworkTopology, err error) {
|
|
assert := assert.New(t)
|
|
assert.NoError(err)
|
|
assert.EqualError(networkTopology.Snapshot(), "get probed count keys error")
|
|
},
|
|
},
|
|
{
|
|
name: "parse probed count keys in scheduler error",
|
|
mock: func(mr *resource.MockResourceMockRecorder, hostManager resource.HostManager,
|
|
mh *resource.MockHostManagerMockRecorder, ms *storagemocks.MockStorageMockRecorder, mockRDBClient redismock.ClientMock) {
|
|
mockRDBClient.ExpectKeys(pkgredis.MakeProbedCountKeyInScheduler("*")).SetVal(
|
|
[]string{"foo"})
|
|
},
|
|
expect: func(t *testing.T, networkTopology NetworkTopology, err error) {
|
|
assert := assert.New(t)
|
|
assert.NoError(err)
|
|
assert.NoError(networkTopology.Snapshot())
|
|
},
|
|
},
|
|
{
|
|
name: "get network topology keys error",
|
|
mock: func(mr *resource.MockResourceMockRecorder, hostManager resource.HostManager,
|
|
mh *resource.MockHostManagerMockRecorder, ms *storagemocks.MockStorageMockRecorder, mockRDBClient redismock.ClientMock) {
|
|
mockRDBClient.MatchExpectationsInOrder(true)
|
|
mockRDBClient.ExpectKeys(pkgredis.MakeProbedCountKeyInScheduler("*")).SetVal(
|
|
[]string{pkgredis.MakeProbedCountKeyInScheduler(mockSeedHost.ID)})
|
|
mockRDBClient.ExpectKeys(pkgredis.MakeNetworkTopologyKeyInScheduler(mockSeedHost.ID, "*")).SetErr(
|
|
errors.New("get network topology keys error"))
|
|
},
|
|
expect: func(t *testing.T, networkTopology NetworkTopology, err error) {
|
|
assert := assert.New(t)
|
|
assert.NoError(err)
|
|
assert.NoError(networkTopology.Snapshot())
|
|
},
|
|
},
|
|
{
|
|
name: "parse network topology keys in scheduler error",
|
|
mock: func(mr *resource.MockResourceMockRecorder, hostManager resource.HostManager,
|
|
mh *resource.MockHostManagerMockRecorder, ms *storagemocks.MockStorageMockRecorder, mockRDBClient redismock.ClientMock) {
|
|
mockRDBClient.ExpectKeys(pkgredis.MakeProbedCountKeyInScheduler("*")).SetVal(
|
|
[]string{pkgredis.MakeProbedCountKeyInScheduler(mockSeedHost.ID)})
|
|
mockRDBClient.ExpectKeys(pkgredis.MakeNetworkTopologyKeyInScheduler(mockSeedHost.ID, "*")).SetVal(
|
|
[]string{"foo"})
|
|
gomock.InOrder(
|
|
mr.HostManager().Return(hostManager).Times(1),
|
|
mh.Load(gomock.Eq(mockSeedHost.ID)).Return(mockSeedHost, true),
|
|
ms.CreateNetworkTopology(gomock.Any()).Return(nil).Times(1),
|
|
)
|
|
},
|
|
expect: func(t *testing.T, networkTopology NetworkTopology, err error) {
|
|
assert := assert.New(t)
|
|
assert.NoError(err)
|
|
assert.NoError(networkTopology.Snapshot())
|
|
},
|
|
},
|
|
{
|
|
name: "construct destination hosts for network topology error",
|
|
mock: func(mr *resource.MockResourceMockRecorder, hostManager resource.HostManager,
|
|
mh *resource.MockHostManagerMockRecorder, ms *storagemocks.MockStorageMockRecorder, mockRDBClient redismock.ClientMock) {
|
|
mockRDBClient.MatchExpectationsInOrder(true)
|
|
mockRDBClient.ExpectKeys(pkgredis.MakeProbedCountKeyInScheduler("*")).SetVal(
|
|
[]string{pkgredis.MakeProbedCountKeyInScheduler(mockSeedHost.ID)})
|
|
mockRDBClient.ExpectKeys(pkgredis.MakeNetworkTopologyKeyInScheduler(mockSeedHost.ID, "*")).SetVal(
|
|
[]string{pkgredis.MakeNetworkTopologyKeyInScheduler(mockSeedHost.ID, mockHost.ID)})
|
|
gomock.InOrder(
|
|
mr.HostManager().Return(hostManager).Times(1),
|
|
mh.Load(gomock.Eq(mockHost.ID)).Return(nil, false),
|
|
mr.HostManager().Return(hostManager).Times(1),
|
|
mh.Load(gomock.Eq(mockSeedHost.ID)).Return(mockSeedHost, true),
|
|
ms.CreateNetworkTopology(gomock.Any()).Return(nil).Times(1),
|
|
)
|
|
},
|
|
expect: func(t *testing.T, networkTopology NetworkTopology, err error) {
|
|
assert := assert.New(t)
|
|
assert.NoError(err)
|
|
assert.NoError(networkTopology.Snapshot())
|
|
},
|
|
},
|
|
{
|
|
name: "get averageRTT error",
|
|
mock: func(mr *resource.MockResourceMockRecorder, hostManager resource.HostManager,
|
|
mh *resource.MockHostManagerMockRecorder, ms *storagemocks.MockStorageMockRecorder, mockRDBClient redismock.ClientMock) {
|
|
mockRDBClient.MatchExpectationsInOrder(true)
|
|
mockRDBClient.ExpectKeys(pkgredis.MakeProbedCountKeyInScheduler("*")).SetVal(
|
|
[]string{pkgredis.MakeProbedCountKeyInScheduler(mockSeedHost.ID)})
|
|
mockRDBClient.ExpectKeys(pkgredis.MakeNetworkTopologyKeyInScheduler(mockSeedHost.ID, "*")).SetVal(
|
|
[]string{pkgredis.MakeNetworkTopologyKeyInScheduler(mockSeedHost.ID, mockHost.ID)})
|
|
mockRDBClient.ExpectHGet(pkgredis.MakeNetworkTopologyKeyInScheduler(mockSeedHost.ID, mockHost.ID), "averageRTT").SetErr(
|
|
errors.New("get averageRTT error"))
|
|
gomock.InOrder(
|
|
mr.HostManager().Return(hostManager).Times(1),
|
|
mh.Load(gomock.Eq(mockHost.ID)).Return(mockHost, true),
|
|
mr.HostManager().Return(hostManager).Times(1),
|
|
mh.Load(gomock.Eq(mockSeedHost.ID)).Return(mockSeedHost, true),
|
|
ms.CreateNetworkTopology(gomock.Any()).Return(nil).Times(1),
|
|
)
|
|
},
|
|
expect: func(t *testing.T, networkTopology NetworkTopology, err error) {
|
|
assert := assert.New(t)
|
|
assert.NoError(err)
|
|
assert.NoError(networkTopology.Snapshot())
|
|
},
|
|
},
|
|
{
|
|
name: "get createdAt error",
|
|
mock: func(mr *resource.MockResourceMockRecorder, hostManager resource.HostManager,
|
|
mh *resource.MockHostManagerMockRecorder, ms *storagemocks.MockStorageMockRecorder, mockRDBClient redismock.ClientMock) {
|
|
mockRDBClient.MatchExpectationsInOrder(true)
|
|
mockRDBClient.ExpectKeys(pkgredis.MakeProbedCountKeyInScheduler("*")).SetVal(
|
|
[]string{pkgredis.MakeProbedCountKeyInScheduler(mockSeedHost.ID)})
|
|
mockRDBClient.ExpectKeys(pkgredis.MakeNetworkTopologyKeyInScheduler(mockSeedHost.ID, "*")).SetVal(
|
|
[]string{pkgredis.MakeNetworkTopologyKeyInScheduler(mockSeedHost.ID, mockHost.ID)})
|
|
mockRDBClient.ExpectHGet(pkgredis.MakeNetworkTopologyKeyInScheduler(mockSeedHost.ID, mockHost.ID), "averageRTT").SetVal(
|
|
strconv.FormatInt(mockProbe.RTT.Nanoseconds(), 10))
|
|
mockRDBClient.ExpectHGet(pkgredis.MakeNetworkTopologyKeyInScheduler(mockSeedHost.ID, mockHost.ID), "createdAt").SetErr(
|
|
errors.New("get createdAt error"))
|
|
gomock.InOrder(
|
|
mr.HostManager().Return(hostManager).Times(1),
|
|
mh.Load(gomock.Eq(mockHost.ID)).Return(mockHost, true),
|
|
mr.HostManager().Return(hostManager).Times(1),
|
|
mh.Load(gomock.Eq(mockSeedHost.ID)).Return(mockSeedHost, true),
|
|
ms.CreateNetworkTopology(gomock.Any()).Return(nil).Times(1),
|
|
)
|
|
},
|
|
expect: func(t *testing.T, networkTopology NetworkTopology, err error) {
|
|
assert := assert.New(t)
|
|
assert.NoError(err)
|
|
assert.NoError(networkTopology.Snapshot())
|
|
},
|
|
},
|
|
{
|
|
name: "get updatedAt error",
|
|
mock: func(mr *resource.MockResourceMockRecorder, hostManager resource.HostManager,
|
|
mh *resource.MockHostManagerMockRecorder, ms *storagemocks.MockStorageMockRecorder, mockRDBClient redismock.ClientMock) {
|
|
mockRDBClient.MatchExpectationsInOrder(true)
|
|
mockRDBClient.ExpectKeys(pkgredis.MakeProbedCountKeyInScheduler("*")).SetVal(
|
|
[]string{pkgredis.MakeProbedCountKeyInScheduler(mockSeedHost.ID)})
|
|
mockRDBClient.ExpectKeys(pkgredis.MakeNetworkTopologyKeyInScheduler(mockSeedHost.ID, "*")).SetVal(
|
|
[]string{pkgredis.MakeNetworkTopologyKeyInScheduler(mockSeedHost.ID, mockHost.ID)})
|
|
mockRDBClient.ExpectHGet(pkgredis.MakeNetworkTopologyKeyInScheduler(mockSeedHost.ID, mockHost.ID), "averageRTT").SetVal(
|
|
strconv.FormatInt(mockProbe.RTT.Nanoseconds(), 10))
|
|
mockRDBClient.ExpectHGet(pkgredis.MakeNetworkTopologyKeyInScheduler(mockSeedHost.ID, mockHost.ID), "createdAt").SetVal(
|
|
mockProbesCreatedAt.Format(time.RFC3339Nano))
|
|
mockRDBClient.ExpectHGet(pkgredis.MakeNetworkTopologyKeyInScheduler(mockSeedHost.ID, mockHost.ID), "updatedAt").SetErr(
|
|
errors.New("get updatedAt error"))
|
|
gomock.InOrder(
|
|
mr.HostManager().Return(hostManager).Times(1),
|
|
mh.Load(gomock.Eq(mockHost.ID)).Return(mockHost, true),
|
|
mr.HostManager().Return(hostManager).Times(1),
|
|
mh.Load(gomock.Eq(mockSeedHost.ID)).Return(mockSeedHost, true),
|
|
ms.CreateNetworkTopology(gomock.Any()).Return(nil).Times(1),
|
|
)
|
|
},
|
|
expect: func(t *testing.T, networkTopology NetworkTopology, err error) {
|
|
assert := assert.New(t)
|
|
assert.NoError(err)
|
|
assert.NoError(networkTopology.Snapshot())
|
|
},
|
|
},
|
|
{
|
|
name: "construct source hosts for network topology error",
|
|
mock: func(mr *resource.MockResourceMockRecorder, hostManager resource.HostManager,
|
|
mh *resource.MockHostManagerMockRecorder, ms *storagemocks.MockStorageMockRecorder, mockRDBClient redismock.ClientMock) {
|
|
mockRDBClient.MatchExpectationsInOrder(true)
|
|
mockRDBClient.ExpectKeys(pkgredis.MakeProbedCountKeyInScheduler("*")).SetVal(
|
|
[]string{pkgredis.MakeProbedCountKeyInScheduler(mockSeedHost.ID)})
|
|
mockRDBClient.ExpectKeys(pkgredis.MakeNetworkTopologyKeyInScheduler(mockSeedHost.ID, "*")).SetVal(
|
|
[]string{pkgredis.MakeNetworkTopologyKeyInScheduler(mockSeedHost.ID, mockHost.ID)})
|
|
mockRDBClient.ExpectHGet(pkgredis.MakeNetworkTopologyKeyInScheduler(mockSeedHost.ID, mockHost.ID), "averageRTT").SetVal(
|
|
strconv.FormatInt(mockProbe.RTT.Nanoseconds(), 10))
|
|
mockRDBClient.ExpectHGet(pkgredis.MakeNetworkTopologyKeyInScheduler(mockSeedHost.ID, mockHost.ID), "createdAt").SetVal(
|
|
mockProbesCreatedAt.Format(time.RFC3339Nano))
|
|
mockRDBClient.ExpectHGet(pkgredis.MakeNetworkTopologyKeyInScheduler(mockSeedHost.ID, mockHost.ID), "updatedAt").SetVal(
|
|
mockProbe.CreatedAt.Format(time.RFC3339Nano))
|
|
gomock.InOrder(
|
|
mr.HostManager().Return(hostManager).Times(1),
|
|
mh.Load(gomock.Eq(mockHost.ID)).Return(mockHost, true),
|
|
mr.HostManager().Return(hostManager).Times(1),
|
|
mh.Load(gomock.Eq(mockSeedHost.ID)).Return(nil, false),
|
|
)
|
|
},
|
|
expect: func(t *testing.T, networkTopology NetworkTopology, err error) {
|
|
assert := assert.New(t)
|
|
assert.NoError(err)
|
|
assert.NoError(networkTopology.Snapshot())
|
|
},
|
|
},
|
|
{
|
|
name: "inserts the network topology into csv file error",
|
|
mock: func(mr *resource.MockResourceMockRecorder, hostManager resource.HostManager,
|
|
mh *resource.MockHostManagerMockRecorder, ms *storagemocks.MockStorageMockRecorder, mockRDBClient redismock.ClientMock) {
|
|
mockRDBClient.MatchExpectationsInOrder(true)
|
|
mockRDBClient.ExpectKeys(pkgredis.MakeProbedCountKeyInScheduler("*")).SetVal(
|
|
[]string{pkgredis.MakeProbedCountKeyInScheduler(mockSeedHost.ID)})
|
|
mockRDBClient.ExpectKeys(pkgredis.MakeNetworkTopologyKeyInScheduler(mockSeedHost.ID, "*")).SetVal(
|
|
[]string{pkgredis.MakeNetworkTopologyKeyInScheduler(mockSeedHost.ID, mockHost.ID)})
|
|
mockRDBClient.ExpectHGet(pkgredis.MakeNetworkTopologyKeyInScheduler(mockSeedHost.ID, mockHost.ID), "averageRTT").SetVal(
|
|
strconv.FormatInt(mockProbe.RTT.Nanoseconds(), 10))
|
|
mockRDBClient.ExpectHGet(pkgredis.MakeNetworkTopologyKeyInScheduler(mockSeedHost.ID, mockHost.ID), "createdAt").SetVal(
|
|
mockProbesCreatedAt.Format(time.RFC3339Nano))
|
|
mockRDBClient.ExpectHGet(pkgredis.MakeNetworkTopologyKeyInScheduler(mockSeedHost.ID, mockHost.ID), "updatedAt").SetVal(
|
|
mockProbe.CreatedAt.Format(time.RFC3339Nano))
|
|
gomock.InOrder(
|
|
mr.HostManager().Return(hostManager).Times(1),
|
|
mh.Load(gomock.Eq(mockHost.ID)).Return(mockHost, true),
|
|
mr.HostManager().Return(hostManager).Times(1),
|
|
mh.Load(gomock.Eq(mockSeedHost.ID)).Return(mockSeedHost, true),
|
|
ms.CreateNetworkTopology(gomock.Any()).Return(errors.New("inserts the network topology into csv file error")).Times(1),
|
|
)
|
|
},
|
|
expect: func(t *testing.T, networkTopology NetworkTopology, err error) {
|
|
assert := assert.New(t)
|
|
assert.NoError(err)
|
|
assert.NoError(networkTopology.Snapshot())
|
|
},
|
|
},
|
|
}
|
|
for _, tc := range tests {
|
|
t.Run(tc.name, func(t *testing.T) {
|
|
ctl := gomock.NewController(t)
|
|
defer ctl.Finish()
|
|
|
|
rdb, mockRDBClient := redismock.NewClientMock()
|
|
res := resource.NewMockResource(ctl)
|
|
hostManager := resource.NewMockHostManager(ctl)
|
|
storage := storagemocks.NewMockStorage(ctl)
|
|
tc.mock(res.EXPECT(), hostManager, hostManager.EXPECT(), storage.EXPECT(), mockRDBClient)
|
|
|
|
networkTopology, err := NewNetworkTopology(mockNetworkTopologyConfig, rdb, res, storage)
|
|
tc.expect(t, networkTopology, err)
|
|
mockRDBClient.ClearExpect()
|
|
})
|
|
}
|
|
}
|