frostfs-node/pkg/innerring/processors/audit/scheduler_test.go

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package audit_test
import (
"testing"
"github.com/nspcc-dev/neofs-node/pkg/innerring/processors/audit"
cid "github.com/nspcc-dev/neofs-sdk-go/container/id"
cidtest "github.com/nspcc-dev/neofs-sdk-go/container/id/test"
"github.com/stretchr/testify/require"
)
func TestSelect(t *testing.T) {
cids := generateContainers(10)
t.Run("invalid input", func(t *testing.T) {
require.Empty(t, audit.Select(cids, 0, 0, 0))
})
t.Run("even split", func(t *testing.T) {
const irSize = 5 // every node takes two audit nodes
m := hitMap(cids)
for i := 0; i < irSize; i++ {
s := audit.Select(cids, 0, uint64(i), irSize)
require.Equal(t, len(cids)/irSize, len(s))
for _, id := range s {
n, ok := m[id.String()]
require.True(t, ok)
require.Equal(t, 0, n)
m[id.String()] = 1
}
}
require.True(t, allHit(m))
})
t.Run("odd split", func(t *testing.T) {
const irSize = 3
m := hitMap(cids)
for i := 0; i < irSize; i++ {
s := audit.Select(cids, 0, uint64(i), irSize)
for _, id := range s {
n, ok := m[id.String()]
require.True(t, ok)
require.Equal(t, 0, n)
m[id.String()] = 1
}
}
require.True(t, allHit(m))
})
t.Run("epoch shift", func(t *testing.T) {
const irSize = 4
m := hitMap(cids)
for i := 0; i < irSize; i++ {
s := audit.Select(cids, uint64(i), 0, irSize)
for _, id := range s {
n, ok := m[id.String()]
require.True(t, ok)
require.Equal(t, 0, n)
m[id.String()] = 1
}
}
require.True(t, allHit(m))
})
}
func generateContainers(n int) []*cid.ID {
result := make([]*cid.ID, 0, n)
for i := 0; i < n; i++ {
result = append(result, cidtest.GenerateID())
}
return result
}
func hitMap(ids []*cid.ID) map[string]int {
result := make(map[string]int, len(ids))
for _, id := range ids {
result[id.String()] = 0
}
return result
}
func allHit(m map[string]int) bool {
for _, v := range m {
if v == 0 {
return false
}
}
return true
}