dragonfly/scheduler/resource/peer_manager_test.go

412 lines
11 KiB
Go

/*
* Copyright 2020 The Dragonfly Authors
*
* 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,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package resource
import (
"errors"
"reflect"
"testing"
"time"
"github.com/golang/mock/gomock"
"github.com/stretchr/testify/assert"
"d7y.io/dragonfly/v2/pkg/gc"
"d7y.io/dragonfly/v2/scheduler/config"
)
var (
mockPeerGCConfig = &config.GCConfig{
PeerGCInterval: 1 * time.Second,
PeerTTL: 1 * time.Microsecond,
}
)
func TestPeerManager_newPeerManager(t *testing.T) {
tests := []struct {
name string
mock func(m *gc.MockGCMockRecorder)
expect func(t *testing.T, peerManager PeerManager, err error)
}{
{
name: "new peer manager",
mock: func(m *gc.MockGCMockRecorder) {
m.Add(gomock.Any()).Return(nil).Times(1)
},
expect: func(t *testing.T, peerManager PeerManager, err error) {
assert := assert.New(t)
assert.Equal(reflect.TypeOf(peerManager).Elem().Name(), "peerManager")
},
},
{
name: "new peer manager failed because of gc error",
mock: func(m *gc.MockGCMockRecorder) {
m.Add(gomock.Any()).Return(errors.New("foo")).Times(1)
},
expect: func(t *testing.T, peerManager PeerManager, err error) {
assert := assert.New(t)
assert.EqualError(err, "foo")
},
},
}
for _, tc := range tests {
t.Run(tc.name, func(t *testing.T) {
ctl := gomock.NewController(t)
defer ctl.Finish()
gc := gc.NewMockGC(ctl)
tc.mock(gc.EXPECT())
peerManager, err := newPeerManager(mockPeerGCConfig, gc)
tc.expect(t, peerManager, err)
})
}
}
func TestPeerManager_Load(t *testing.T) {
tests := []struct {
name string
mock func(m *gc.MockGCMockRecorder)
expect func(t *testing.T, peerManager PeerManager, mockPeer *Peer)
}{
{
name: "load peer",
mock: func(m *gc.MockGCMockRecorder) {
m.Add(gomock.Any()).Return(nil).Times(1)
},
expect: func(t *testing.T, peerManager PeerManager, mockPeer *Peer) {
assert := assert.New(t)
peerManager.Store(mockPeer)
peer, ok := peerManager.Load(mockPeer.ID)
assert.Equal(ok, true)
assert.Equal(peer.ID, mockPeer.ID)
},
},
{
name: "peer does not exist",
mock: func(m *gc.MockGCMockRecorder) {
m.Add(gomock.Any()).Return(nil).Times(1)
},
expect: func(t *testing.T, peerManager PeerManager, mockPeer *Peer) {
assert := assert.New(t)
_, ok := peerManager.Load(mockPeer.ID)
assert.Equal(ok, false)
},
},
{
name: "load key is empty",
mock: func(m *gc.MockGCMockRecorder) {
m.Add(gomock.Any()).Return(nil).Times(1)
},
expect: func(t *testing.T, peerManager PeerManager, mockPeer *Peer) {
assert := assert.New(t)
mockPeer.ID = ""
peerManager.Store(mockPeer)
peer, ok := peerManager.Load(mockPeer.ID)
assert.Equal(ok, true)
assert.Equal(peer.ID, mockPeer.ID)
},
},
}
for _, tc := range tests {
t.Run(tc.name, func(t *testing.T) {
ctl := gomock.NewController(t)
defer ctl.Finish()
gc := gc.NewMockGC(ctl)
tc.mock(gc.EXPECT())
mockHost := NewHost(mockRawHost)
mockTask := NewTask(mockTaskID, mockTaskURL, mockTaskBackToSourceLimit, mockTaskURLMeta)
mockPeer := NewPeer(mockPeerID, mockTask, mockHost)
peerManager, err := newPeerManager(mockPeerGCConfig, gc)
if err != nil {
t.Fatal(err)
}
tc.expect(t, peerManager, mockPeer)
})
}
}
func TestPeerManager_Store(t *testing.T) {
tests := []struct {
name string
mock func(m *gc.MockGCMockRecorder)
expect func(t *testing.T, peerManager PeerManager, mockPeer *Peer)
}{
{
name: "store peer",
mock: func(m *gc.MockGCMockRecorder) {
m.Add(gomock.Any()).Return(nil).Times(1)
},
expect: func(t *testing.T, peerManager PeerManager, mockPeer *Peer) {
assert := assert.New(t)
peerManager.Store(mockPeer)
peer, ok := peerManager.Load(mockPeer.ID)
assert.Equal(ok, true)
assert.Equal(peer.ID, mockPeer.ID)
},
},
{
name: "store key is empty",
mock: func(m *gc.MockGCMockRecorder) {
m.Add(gomock.Any()).Return(nil).Times(1)
},
expect: func(t *testing.T, peerManager PeerManager, mockPeer *Peer) {
assert := assert.New(t)
mockPeer.ID = ""
peerManager.Store(mockPeer)
peer, ok := peerManager.Load(mockPeer.ID)
assert.Equal(ok, true)
assert.Equal(peer.ID, mockPeer.ID)
},
},
}
for _, tc := range tests {
t.Run(tc.name, func(t *testing.T) {
ctl := gomock.NewController(t)
defer ctl.Finish()
gc := gc.NewMockGC(ctl)
tc.mock(gc.EXPECT())
mockHost := NewHost(mockRawHost)
mockTask := NewTask(mockTaskID, mockTaskURL, mockTaskBackToSourceLimit, mockTaskURLMeta)
mockPeer := NewPeer(mockPeerID, mockTask, mockHost)
peerManager, err := newPeerManager(mockPeerGCConfig, gc)
if err != nil {
t.Fatal(err)
}
tc.expect(t, peerManager, mockPeer)
})
}
}
func TestPeerManager_LoadOrStore(t *testing.T) {
tests := []struct {
name string
mock func(m *gc.MockGCMockRecorder)
expect func(t *testing.T, peerManager PeerManager, mockPeer *Peer)
}{
{
name: "load peer exist",
mock: func(m *gc.MockGCMockRecorder) {
m.Add(gomock.Any()).Return(nil).Times(1)
},
expect: func(t *testing.T, peerManager PeerManager, mockPeer *Peer) {
assert := assert.New(t)
peerManager.Store(mockPeer)
peer, ok := peerManager.LoadOrStore(mockPeer)
assert.Equal(ok, true)
assert.Equal(peer.ID, mockPeer.ID)
},
},
{
name: "load peer does not exist",
mock: func(m *gc.MockGCMockRecorder) {
m.Add(gomock.Any()).Return(nil).Times(1)
},
expect: func(t *testing.T, peerManager PeerManager, mockPeer *Peer) {
assert := assert.New(t)
peer, ok := peerManager.LoadOrStore(mockPeer)
assert.Equal(ok, false)
assert.Equal(peer.ID, mockPeer.ID)
},
},
}
for _, tc := range tests {
t.Run(tc.name, func(t *testing.T) {
ctl := gomock.NewController(t)
defer ctl.Finish()
gc := gc.NewMockGC(ctl)
tc.mock(gc.EXPECT())
mockHost := NewHost(mockRawHost)
mockTask := NewTask(mockTaskID, mockTaskURL, mockTaskBackToSourceLimit, mockTaskURLMeta)
mockPeer := NewPeer(mockPeerID, mockTask, mockHost)
peerManager, err := newPeerManager(mockPeerGCConfig, gc)
if err != nil {
t.Fatal(err)
}
tc.expect(t, peerManager, mockPeer)
})
}
}
func TestPeerManager_Delete(t *testing.T) {
tests := []struct {
name string
mock func(m *gc.MockGCMockRecorder)
expect func(t *testing.T, peerManager PeerManager, mockPeer *Peer)
}{
{
name: "delete peer",
mock: func(m *gc.MockGCMockRecorder) {
m.Add(gomock.Any()).Return(nil).Times(1)
},
expect: func(t *testing.T, peerManager PeerManager, mockPeer *Peer) {
assert := assert.New(t)
peerManager.Store(mockPeer)
peerManager.Delete(mockPeer.ID)
_, ok := peerManager.Load(mockPeer.ID)
assert.Equal(ok, false)
},
},
{
name: "delete key does not exist",
mock: func(m *gc.MockGCMockRecorder) {
m.Add(gomock.Any()).Return(nil).Times(1)
},
expect: func(t *testing.T, peerManager PeerManager, mockPeer *Peer) {
assert := assert.New(t)
mockPeer.ID = ""
peerManager.Store(mockPeer)
peerManager.Delete(mockPeer.ID)
_, ok := peerManager.Load(mockPeer.ID)
assert.Equal(ok, false)
},
},
}
for _, tc := range tests {
t.Run(tc.name, func(t *testing.T) {
ctl := gomock.NewController(t)
defer ctl.Finish()
gc := gc.NewMockGC(ctl)
tc.mock(gc.EXPECT())
mockHost := NewHost(mockRawHost)
mockTask := NewTask(mockTaskID, mockTaskURL, mockTaskBackToSourceLimit, mockTaskURLMeta)
mockPeer := NewPeer(mockPeerID, mockTask, mockHost)
peerManager, err := newPeerManager(mockPeerGCConfig, gc)
if err != nil {
t.Fatal(err)
}
tc.expect(t, peerManager, mockPeer)
})
}
}
func TestPeerManager_RunGC(t *testing.T) {
tests := []struct {
name string
mock func(m *gc.MockGCMockRecorder)
expect func(t *testing.T, peerManager PeerManager, mockPeer *Peer)
}{
{
name: "peer leave",
mock: func(m *gc.MockGCMockRecorder) {
m.Add(gomock.Any()).Return(nil).Times(1)
},
expect: func(t *testing.T, peerManager PeerManager, mockPeer *Peer) {
assert := assert.New(t)
peerManager.Store(mockPeer)
mockPeer.FSM.SetState(PeerStateSucceeded)
err := peerManager.RunGC()
assert.NoError(err)
peer, ok := peerManager.Load(mockPeer.ID)
assert.Equal(ok, true)
assert.Equal(peer.FSM.Current(), PeerStateLeave)
},
},
{
name: "peer reclaimed",
mock: func(m *gc.MockGCMockRecorder) {
m.Add(gomock.Any()).Return(nil).Times(1)
},
expect: func(t *testing.T, peerManager PeerManager, mockPeer *Peer) {
assert := assert.New(t)
peerManager.Store(mockPeer)
mockPeer.FSM.SetState(PeerStateSucceeded)
err := peerManager.RunGC()
assert.NoError(err)
peer, ok := peerManager.Load(mockPeer.ID)
assert.Equal(ok, true)
assert.Equal(peer.FSM.Current(), PeerStateLeave)
err = peerManager.RunGC()
assert.NoError(err)
_, ok = peerManager.Load(mockPeer.ID)
assert.Equal(ok, false)
},
},
{
name: "peer has children",
mock: func(m *gc.MockGCMockRecorder) {
m.Add(gomock.Any()).Return(nil).Times(1)
},
expect: func(t *testing.T, peerManager PeerManager, mockPeer *Peer) {
assert := assert.New(t)
peerManager.Store(mockPeer)
mockPeer.FSM.SetState(PeerStateSucceeded)
mockPeer.StoreChild(mockPeer)
err := peerManager.RunGC()
assert.NoError(err)
peer, ok := peerManager.Load(mockPeer.ID)
assert.Equal(ok, true)
assert.Equal(peer.FSM.Current(), PeerStateSucceeded)
},
},
{
name: "peer state is PeerStatePending",
mock: func(m *gc.MockGCMockRecorder) {
m.Add(gomock.Any()).Return(nil).Times(1)
},
expect: func(t *testing.T, peerManager PeerManager, mockPeer *Peer) {
assert := assert.New(t)
peerManager.Store(mockPeer)
mockPeer.FSM.SetState(PeerStatePending)
mockPeer.StoreChild(mockPeer)
err := peerManager.RunGC()
assert.NoError(err)
peer, ok := peerManager.Load(mockPeer.ID)
assert.Equal(ok, true)
assert.Equal(peer.FSM.Current(), PeerStatePending)
},
},
}
for _, tc := range tests {
t.Run(tc.name, func(t *testing.T) {
ctl := gomock.NewController(t)
defer ctl.Finish()
gc := gc.NewMockGC(ctl)
tc.mock(gc.EXPECT())
mockHost := NewHost(mockRawHost)
mockTask := NewTask(mockTaskID, mockTaskURL, mockTaskBackToSourceLimit, mockTaskURLMeta)
mockPeer := NewPeer(mockPeerID, mockTask, mockHost)
peerManager, err := newPeerManager(mockPeerGCConfig, gc)
if err != nil {
t.Fatal(err)
}
tc.expect(t, peerManager, mockPeer)
})
}
}