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mock_worker_util.go
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mock_worker_util.go
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// Copyright 2022 PingCAP, Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// See the License for the specific language governing permissions and
// limitations under the License.
package framework
// This file provides helper function to let the implementation of WorkerImpl
// can finish its unit tests.
import (
"testing"
"time"
frameModel "github.com/pingcap/tiflow/engine/framework/model"
"github.com/pingcap/tiflow/engine/framework/statusutil"
dcontext "github.com/pingcap/tiflow/engine/pkg/context"
"github.com/pingcap/tiflow/engine/pkg/deps"
"github.com/pingcap/tiflow/engine/pkg/externalresource/broker"
metaMock "github.com/pingcap/tiflow/engine/pkg/meta/mock"
pkgOrm "github.com/pingcap/tiflow/engine/pkg/orm"
"github.com/pingcap/tiflow/engine/pkg/p2p"
"github.com/stretchr/testify/require"
)
// BaseWorkerForTesting mocks base worker
type BaseWorkerForTesting struct {
*DefaultBaseWorker
Broker *broker.MockBroker
}
// MockBaseWorker creates a mock base worker for test
func MockBaseWorker(
workerID frameModel.WorkerID,
masterID frameModel.MasterID,
workerImpl WorkerImpl,
) *BaseWorkerForTesting {
ctx := dcontext.Background()
dp := deps.NewDeps()
cli, err := pkgOrm.NewMockClient()
if err != nil {
panic(err)
}
resourceBroker := broker.NewBrokerForTesting("executor-1")
params := workerParamListForTest{
MessageHandlerManager: p2p.NewMockMessageHandlerManager(),
MessageSender: p2p.NewMockMessageSender(),
FrameMetaClient: cli,
BusinessClientConn: metaMock.NewMockClientConn(),
ResourceBroker: resourceBroker,
}
err = dp.Provide(func() workerParamListForTest {
return params
})
if err != nil {
panic(err)
}
ctx = ctx.WithDeps(dp)
epoch, err := params.FrameMetaClient.GenEpoch(ctx)
if err != nil {
panic(err)
}
ret := NewBaseWorker(
ctx,
workerImpl,
workerID,
masterID,
frameModel.FakeTask,
epoch,
)
return &BaseWorkerForTesting{
ret.(*DefaultBaseWorker),
resourceBroker,
}
}
// MockBaseWorkerCheckSendMessage checks can receive one message from mock message sender
func MockBaseWorkerCheckSendMessage(
t *testing.T,
worker *DefaultBaseWorker,
topic p2p.Topic,
message interface{},
) {
masterNode := worker.masterClient.MasterNode()
got, ok := worker.messageSender.(*p2p.MockMessageSender).TryPop(masterNode, topic)
require.True(t, ok)
require.Equal(t, message, got)
}
// MockBaseWorkerWaitUpdateStatus checks can receive a update status message from
// mock message sender
func MockBaseWorkerWaitUpdateStatus(
t *testing.T,
worker *DefaultBaseWorker,
) {
topic := statusutil.WorkerStatusTopic(worker.masterClient.MasterID())
masterNode := worker.masterClient.MasterNode()
require.Eventually(t, func() bool {
_, ok := worker.messageSender.(*p2p.MockMessageSender).TryPop(masterNode, topic)
return ok
}, time.Second, 100*time.Millisecond)
}