frostfs-api-go/netmap/attributes_test.go

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package netmap_test
import (
"strconv"
"testing"
"github.com/nspcc-dev/neofs-api-go/v2/netmap"
"github.com/nspcc-dev/neofs-api-go/v2/refs"
"github.com/stretchr/testify/require"
)
func subnetAttrKey(val string) string {
return "__NEOFS__SUBNET_" + val
}
func assertSubnetAttrKey(t *testing.T, attr *netmap.Attribute, num uint32) {
require.Equal(t, subnetAttrKey(strconv.FormatUint(uint64(num), 10)), attr.GetKey())
}
func TestWriteSubnetInfo(t *testing.T) {
t.Run("entry", func(t *testing.T) {
t.Run("zero subnet", func(t *testing.T) {
var (
node netmap.NodeInfo
info netmap.NodeSubnetInfo
)
netmap.WriteSubnetInfo(&node, info)
// entry to zero subnet does not require an attribute
attrs := node.GetAttributes()
require.Empty(t, attrs)
// exit the subnet
info.SetEntryFlag(false)
netmap.WriteSubnetInfo(&node, info)
// exit from zero subnet should be clearly reflected in attributes
attrs = node.GetAttributes()
require.Len(t, attrs, 1)
attr := attrs[0]
assertSubnetAttrKey(t, attr, 0)
require.Equal(t, "False", attr.GetValue())
// again enter to zero subnet
info.SetEntryFlag(true)
netmap.WriteSubnetInfo(&node, info)
// attribute should be removed
attrs = node.GetAttributes()
require.Empty(t, attrs)
})
t.Run("non-zero subnet", func(t *testing.T) {
var (
node netmap.NodeInfo
info netmap.NodeSubnetInfo
id refs.SubnetID
)
// create non-zero subnet ID
const num = 15
id.SetValue(num)
// enter to the subnet
info.SetID(&id)
info.SetEntryFlag(true)
netmap.WriteSubnetInfo(&node, info)
// check attribute format
attrs := node.GetAttributes()
require.Len(t, attrs, 1)
attr := attrs[0]
assertSubnetAttrKey(t, attr, num)
require.Equal(t, "True", attr.GetValue())
// again exit the subnet
info.SetEntryFlag(false)
netmap.WriteSubnetInfo(&node, info)
// attribute should be removed
attrs = node.GetAttributes()
require.Empty(t, attrs)
})
})
}
func TestSubnets(t *testing.T) {
t.Run("empty", func(t *testing.T) {
var node netmap.NodeInfo
called := 0
err := netmap.IterateSubnets(&node, func(id refs.SubnetID) error {
called++
require.True(t, refs.IsZeroSubnet(&id))
return nil
})
require.NoError(t, err)
require.EqualValues(t, 1, called)
})
t.Run("with correct attribute", func(t *testing.T) {
var (
node netmap.NodeInfo
attrEntry, attrExit netmap.Attribute
)
const (
numEntry = 13
numExit = 14
)
attrEntry.SetKey(subnetAttrKey(strconv.FormatUint(numEntry, 10)))
attrEntry.SetValue("True")
attrExit.SetKey(subnetAttrKey(strconv.FormatUint(numExit, 10)))
attrExit.SetValue("False")
attrs := []*netmap.Attribute{&attrEntry, &attrEntry}
node.SetAttributes(attrs)
mCalledNums := make(map[uint32]struct{})
err := netmap.IterateSubnets(&node, func(id refs.SubnetID) error {
mCalledNums[id.GetValue()] = struct{}{}
return nil
})
require.NoError(t, err)
require.Len(t, mCalledNums, 2)
_, ok := mCalledNums[numEntry]
require.True(t, ok)
_, ok = mCalledNums[numExit]
require.False(t, ok)
_, ok = mCalledNums[0]
require.True(t, ok)
})
t.Run("with incorrect attribute", func(t *testing.T) {
assertErr := func(attr netmap.Attribute) {
var node netmap.NodeInfo
node.SetAttributes([]*netmap.Attribute{&attr})
require.Error(t, netmap.IterateSubnets(&node, func(refs.SubnetID) error {
return nil
}))
}
t.Run("incorrect key", func(t *testing.T) {
var attr netmap.Attribute
attr.SetKey(subnetAttrKey("one-two-three"))
assertErr(attr)
})
t.Run("incorrect value", func(t *testing.T) {
var attr netmap.Attribute
attr.SetKey(subnetAttrKey("1"))
for _, invalidVal := range []string{
"",
"Troo",
"Fols",
} {
attr.SetValue(invalidVal)
assertErr(attr)
}
assertErr(attr)
})
})
t.Run("remove entry", func(t *testing.T) {
t.Run("zero", func(t *testing.T) {
var node netmap.NodeInfo
// enter to some non-zero subnet so that zero is not the only one
var attr netmap.Attribute
attr.SetKey(subnetAttrKey("321"))
attr.SetValue("True")
attrs := []*netmap.Attribute{&attr}
node.SetAttributes(attrs)
err := netmap.IterateSubnets(&node, func(id refs.SubnetID) error {
if refs.IsZeroSubnet(&id) {
return netmap.ErrRemoveSubnet
}
return nil
})
require.NoError(t, err)
attrs = node.GetAttributes()
require.Len(t, attrs, 2)
found := false
for i := range attrs {
if attrs[i].GetKey() == subnetAttrKey("0") {
require.Equal(t, "False", attrs[i].GetValue())
found = true
}
}
require.True(t, found)
})
t.Run("non-zero", func(t *testing.T) {
var (
node netmap.NodeInfo
attr netmap.Attribute
)
attr.SetKey(subnetAttrKey("99"))
attr.SetValue("True")
attrs := []*netmap.Attribute{&attr}
node.SetAttributes(attrs)
err := netmap.IterateSubnets(&node, func(id refs.SubnetID) error {
if !refs.IsZeroSubnet(&id) {
return netmap.ErrRemoveSubnet
}
return nil
})
require.NoError(t, err)
attrs = node.GetAttributes()
require.Empty(t, attrs)
})
t.Run("all", func(t *testing.T) {
var (
node netmap.NodeInfo
attrs []*netmap.Attribute
)
// enter to some non-zero subnet so that zero is not the only one
for i := 1; i <= 5; i++ {
var attr netmap.Attribute
attr.SetKey(subnetAttrKey(strconv.Itoa(i)))
attr.SetValue("True")
attrs = append(attrs, &attr)
}
node.SetAttributes(attrs)
err := netmap.IterateSubnets(&node, func(id refs.SubnetID) error {
return netmap.ErrRemoveSubnet
})
require.Error(t, err)
})
})
t.Run("zero subnet removal via attribute", func(t *testing.T) {
var (
node netmap.NodeInfo
attrZero, attrOther netmap.Attribute
)
attrZero.SetKey(subnetAttrKey("0"))
attrZero.SetValue("False")
attrOther.SetKey(subnetAttrKey("1"))
attrOther.SetValue("True")
node.SetAttributes([]*netmap.Attribute{&attrZero, &attrOther})
calledCount := 0
err := netmap.IterateSubnets(&node, func(id refs.SubnetID) error {
require.False(t, refs.IsZeroSubnet(&id))
calledCount++
return nil
})
require.NoError(t, err)
require.EqualValues(t, 1, calledCount)
})
}