milvus/internal/datanode/syncmgr/key_lock_dispatcher_test.go

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package syncmgr
import (
"context"
"testing"
"time"
"github.com/stretchr/testify/suite"
"go.uber.org/atomic"
)
/*
type mockTask struct {
targetID int64
ch chan struct{}
err error
}
func (t *mockTask) done() {
close(t.ch)
}
func (t *mockTask) SegmentID() int64 { panic("no implementation") }
func (t *mockTask) Checkpoint() *msgpb.MsgPosition { panic("no implementation") }
func (t *mockTask) StartPosition() *msgpb.MsgPosition { panic("no implementation") }
func (t *mockTask) ChannelName() string { panic("no implementation") }
func (t *mockTask) Run() error {
<-t.ch
return t.err
}
func newMockTask(err error) *mockTask {
return &mockTask{
err: err,
ch: make(chan struct{}),
}
}*/
type KeyLockDispatcherSuite struct {
suite.Suite
}
func (s *KeyLockDispatcherSuite) TestKeyLock() {
ctx, cancel := context.WithCancel(context.Background())
defer cancel()
d := newKeyLockDispatcher[int64](2)
done := make(chan struct{})
t1 := NewMockTask(s.T())
t1.EXPECT().Run(ctx).Run(func(_ context.Context) {
<-done
}).Return(nil)
t2 := NewMockTask(s.T())
t2.EXPECT().Run(ctx).Return(nil)
sig := atomic.NewBool(false)
d.Submit(ctx, 1, t1)
go func() {
d.Submit(ctx, 1, t2)
sig.Store(true)
}()
s.False(sig.Load(), "task 2 will never be submit before task 1 done")
close(done)
s.Eventually(sig.Load, time.Second, time.Millisecond*100)
}
func (s *KeyLockDispatcherSuite) TestCap() {
ctx, cancel := context.WithCancel(context.Background())
defer cancel()
d := newKeyLockDispatcher[int64](1)
t1 := NewMockTask(s.T())
t2 := NewMockTask(s.T())
done := make(chan struct{})
t1.EXPECT().Run(ctx).Run(func(_ context.Context) {
<-done
}).Return(nil)
t2.EXPECT().Run(ctx).Return(nil)
sig := atomic.NewBool(false)
d.Submit(ctx, 1, t1)
go func() {
// defer t2.done()
d.Submit(ctx, 2, t2)
sig.Store(true)
}()
s.False(sig.Load(), "task 2 will never be submit before task 1 done")
close(done)
s.Eventually(sig.Load, time.Second, time.Millisecond*100)
}
func TestKeyLockDispatcher(t *testing.T) {
suite.Run(t, new(KeyLockDispatcherSuite))
}