package discov import ( "errors" "sync" "testing" "time" "git.i2edu.net/i2/go-zero/core/discov/internal" "git.i2edu.net/i2/go-zero/core/lang" "git.i2edu.net/i2/go-zero/core/logx" "github.com/golang/mock/gomock" "github.com/stretchr/testify/assert" "go.etcd.io/etcd/clientv3" ) func init() { logx.Disable() } func TestPublisher_register(t *testing.T) { ctrl := gomock.NewController(t) defer ctrl.Finish() const id = 1 cli := internal.NewMockEtcdClient(ctrl) restore := setMockClient(cli) defer restore() cli.EXPECT().Ctx().AnyTimes() cli.EXPECT().Grant(gomock.Any(), timeToLive).Return(&clientv3.LeaseGrantResponse{ ID: id, }, nil) cli.EXPECT().Put(gomock.Any(), makeEtcdKey("thekey", id), "thevalue", gomock.Any()) pub := NewPublisher(nil, "thekey", "thevalue") _, err := pub.register(cli) assert.Nil(t, err) } func TestPublisher_registerWithId(t *testing.T) { ctrl := gomock.NewController(t) defer ctrl.Finish() const id = 2 cli := internal.NewMockEtcdClient(ctrl) restore := setMockClient(cli) defer restore() cli.EXPECT().Ctx().AnyTimes() cli.EXPECT().Grant(gomock.Any(), timeToLive).Return(&clientv3.LeaseGrantResponse{ ID: 1, }, nil) cli.EXPECT().Put(gomock.Any(), makeEtcdKey("thekey", id), "thevalue", gomock.Any()) pub := NewPublisher(nil, "thekey", "thevalue", WithId(id)) _, err := pub.register(cli) assert.Nil(t, err) } func TestPublisher_registerError(t *testing.T) { ctrl := gomock.NewController(t) defer ctrl.Finish() cli := internal.NewMockEtcdClient(ctrl) restore := setMockClient(cli) defer restore() cli.EXPECT().Ctx().AnyTimes() cli.EXPECT().Grant(gomock.Any(), timeToLive).Return(nil, errors.New("error")) pub := NewPublisher(nil, "thekey", "thevalue") val, err := pub.register(cli) assert.NotNil(t, err) assert.Equal(t, clientv3.NoLease, val) } func TestPublisher_revoke(t *testing.T) { ctrl := gomock.NewController(t) defer ctrl.Finish() const id clientv3.LeaseID = 1 cli := internal.NewMockEtcdClient(ctrl) restore := setMockClient(cli) defer restore() cli.EXPECT().Ctx().AnyTimes() cli.EXPECT().Revoke(gomock.Any(), id) pub := NewPublisher(nil, "thekey", "thevalue") pub.lease = id pub.revoke(cli) } func TestPublisher_revokeError(t *testing.T) { ctrl := gomock.NewController(t) defer ctrl.Finish() const id clientv3.LeaseID = 1 cli := internal.NewMockEtcdClient(ctrl) restore := setMockClient(cli) defer restore() cli.EXPECT().Ctx().AnyTimes() cli.EXPECT().Revoke(gomock.Any(), id).Return(nil, errors.New("error")) pub := NewPublisher(nil, "thekey", "thevalue") pub.lease = id pub.revoke(cli) } func TestPublisher_keepAliveAsyncError(t *testing.T) { ctrl := gomock.NewController(t) defer ctrl.Finish() const id clientv3.LeaseID = 1 cli := internal.NewMockEtcdClient(ctrl) restore := setMockClient(cli) defer restore() cli.EXPECT().Ctx().AnyTimes() cli.EXPECT().KeepAlive(gomock.Any(), id).Return(nil, errors.New("error")) pub := NewPublisher(nil, "thekey", "thevalue") pub.lease = id assert.NotNil(t, pub.keepAliveAsync(cli)) } func TestPublisher_keepAliveAsyncQuit(t *testing.T) { ctrl := gomock.NewController(t) defer ctrl.Finish() const id clientv3.LeaseID = 1 cli := internal.NewMockEtcdClient(ctrl) cli.EXPECT().ActiveConnection() cli.EXPECT().Close() defer cli.Close() cli.ActiveConnection() restore := setMockClient(cli) defer restore() cli.EXPECT().Ctx().AnyTimes() cli.EXPECT().KeepAlive(gomock.Any(), id) var wg sync.WaitGroup wg.Add(1) cli.EXPECT().Revoke(gomock.Any(), id).Do(func(_, _ interface{}) { wg.Done() }) pub := NewPublisher(nil, "thekey", "thevalue") pub.lease = id pub.Stop() assert.Nil(t, pub.keepAliveAsync(cli)) wg.Wait() } func TestPublisher_keepAliveAsyncPause(t *testing.T) { ctrl := gomock.NewController(t) defer ctrl.Finish() const id clientv3.LeaseID = 1 cli := internal.NewMockEtcdClient(ctrl) restore := setMockClient(cli) defer restore() cli.EXPECT().Ctx().AnyTimes() cli.EXPECT().KeepAlive(gomock.Any(), id) pub := NewPublisher(nil, "thekey", "thevalue") var wg sync.WaitGroup wg.Add(1) cli.EXPECT().Revoke(gomock.Any(), id).Do(func(_, _ interface{}) { pub.Stop() wg.Done() }) pub.lease = id assert.Nil(t, pub.keepAliveAsync(cli)) pub.Pause() wg.Wait() } func TestPublisher_Resume(t *testing.T) { publisher := new(Publisher) publisher.resumeChan = make(chan lang.PlaceholderType) go func() { publisher.Resume() }() go func() { time.Sleep(time.Minute) t.Fail() }() <-publisher.resumeChan }