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package topology
import (
"testing"
"github.com/chrislusf/seaweedfs/weed/sequence"
"github.com/chrislusf/seaweedfs/weed/pb/master_pb"
)
func TestRemoveDataCenter(t *testing.T) {
topo := setup(topologyLayout)
topo.UnlinkChildNode(NodeId("dc2"))
if topo.GetActiveVolumeCount() != 15 {
t.Fail()
}
topo.UnlinkChildNode(NodeId("dc3"))
if topo.GetActiveVolumeCount() != 12 {
t.Fail()
}
}
func TestHandlingVolumeServerHeartbeat(t *testing.T) {
topo := NewTopology("weedfs", sequence.NewMemorySequencer(), 32*1024, 5)
dc := topo.GetOrCreateDataCenter("dc1")
rack := dc.GetOrCreateRack("rack1")
dn := rack.GetOrCreateDataNode("127.0.0.1", 34534, "127.0.0.1", 25)
{
volumeCount := 700
var volumeMessages []*master_pb.VolumeInformationMessage
for k := 1; k <= volumeCount; k++ {
volumeMessage := &master_pb.VolumeInformationMessage{
Id: uint32(k),
Size: uint64(25432),
Collection: "",
FileCount: uint64(2343),
DeleteCount: uint64(345),
DeletedByteCount: 34524,
ReadOnly: false,
ReplicaPlacement: uint32(0),
Version: uint32(1),
Ttl: 0,
}
volumeMessages = append(volumeMessages, volumeMessage)
}
topo.SyncDataNodeRegistration(volumeMessages, dn)
assert(t, "activeVolumeCount1", topo.activeVolumeCount, volumeCount)
assert(t, "volumeCount", topo.volumeCount, volumeCount)
}
{
volumeCount := 700 - 1
var volumeMessages []*master_pb.VolumeInformationMessage
for k := 1; k <= volumeCount; k++ {
volumeMessage := &master_pb.VolumeInformationMessage{
Id: uint32(k),
Size: uint64(254320),
Collection: "",
FileCount: uint64(2343),
DeleteCount: uint64(345),
DeletedByteCount: 345240,
ReadOnly: false,
ReplicaPlacement: uint32(0),
Version: uint32(1),
Ttl: 0,
}
volumeMessages = append(volumeMessages, volumeMessage)
}
topo.SyncDataNodeRegistration(volumeMessages, dn)
assert(t, "activeVolumeCount1", topo.activeVolumeCount, volumeCount)
assert(t, "volumeCount", topo.volumeCount, volumeCount)
}
topo.UnRegisterDataNode(dn)
assert(t, "activeVolumeCount2", topo.activeVolumeCount, 0)
}
func assert(t *testing.T, message string, actual, expected int) {
if actual != expected {
t.Fatalf("unexpected %s: %d, expected: %d", message, actual, expected)
}
}
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