forked from TrueCloudLab/frostfs-node
85 lines
1.9 KiB
Go
85 lines
1.9 KiB
Go
package tree
|
|
|
|
import (
|
|
"context"
|
|
"testing"
|
|
|
|
"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/pilorama"
|
|
"github.com/stretchr/testify/require"
|
|
)
|
|
|
|
func Test_mergeOperationStreams(t *testing.T) {
|
|
tests := []struct {
|
|
name string
|
|
ctx context.Context
|
|
opTimes [][]uint64
|
|
wantValues []uint64
|
|
wantMinHeight uint64
|
|
}{
|
|
{
|
|
name: "1",
|
|
ctx: context.Background(),
|
|
opTimes: [][]uint64{
|
|
{250, 251, 255},
|
|
{252, 253, 254, 256, 257},
|
|
},
|
|
wantValues: []uint64{250, 251, 252, 253, 254, 255, 256, 257},
|
|
wantMinHeight: 255,
|
|
},
|
|
{
|
|
name: "2",
|
|
ctx: context.Background(),
|
|
opTimes: [][]uint64{
|
|
{250, 251, 255, 259},
|
|
{252, 253, 254, 256, 257},
|
|
},
|
|
wantValues: []uint64{250, 251, 252, 253, 254, 255, 256, 257, 259},
|
|
wantMinHeight: 257,
|
|
},
|
|
{
|
|
name: "3",
|
|
ctx: context.Background(),
|
|
opTimes: [][]uint64{
|
|
{250, 251, 255},
|
|
{249, 250, 251, 253, 254, 256, 257},
|
|
},
|
|
wantValues: []uint64{249, 250, 250, 251, 251, 253, 254, 255, 256, 257},
|
|
wantMinHeight: 255,
|
|
},
|
|
}
|
|
for _, tt := range tests {
|
|
t.Run(tt.name, func(t *testing.T) {
|
|
nodeOpChans := make([]chan *pilorama.Move, len(tt.opTimes))
|
|
for i := range nodeOpChans {
|
|
nodeOpChans[i] = make(chan *pilorama.Move)
|
|
}
|
|
|
|
// generate and put values to all chans
|
|
for i, ch := range nodeOpChans {
|
|
i := i
|
|
ch := ch
|
|
go func() {
|
|
for _, tm := range tt.opTimes[i] {
|
|
op := &pilorama.Move{}
|
|
op.Time = tm
|
|
ch <- op
|
|
}
|
|
close(nodeOpChans[i])
|
|
}()
|
|
}
|
|
|
|
merged := make(chan *pilorama.Move, 1)
|
|
min := make(chan uint64)
|
|
go func() {
|
|
min <- mergeOperationStreams(tt.ctx, nodeOpChans, merged)
|
|
}()
|
|
|
|
var res []uint64
|
|
for op := range merged {
|
|
res = append(res, op.Time)
|
|
}
|
|
require.Equal(t, tt.wantValues, res)
|
|
require.Equal(t, tt.wantMinHeight, <-min)
|
|
})
|
|
}
|
|
}
|