// Ensure the data can be marshaled and unmarshaled. func TestData_MarshalBinary(t *testing.T) { data := meta.Data{ Term: 10, Index: 20, Nodes: []meta.NodeInfo{ {ID: 1, Host: "host0"}, {ID: 2, Host: "host1"}, }, Databases: []meta.DatabaseInfo{ { Name: "db0", DefaultRetentionPolicy: "default", RetentionPolicies: []meta.RetentionPolicyInfo{ { Name: "rp0", ReplicaN: 3, Duration: 10 * time.Second, ShardGroupDuration: 3 * time.Millisecond, ShardGroups: []meta.ShardGroupInfo{ { ID: 100, StartTime: time.Date(2000, time.January, 1, 0, 0, 0, 0, time.UTC), EndTime: time.Date(2000, time.February, 1, 0, 0, 0, 0, time.UTC), Shards: []meta.ShardInfo{ { ID: 200, OwnerIDs: []uint64{1, 3, 4}, }, }, }, }, }, }, ContinuousQueries: []meta.ContinuousQueryInfo{ {Query: "SELECT count() FROM foo"}, }, }, }, Users: []meta.UserInfo{ { Name: "susy", Hash: "ABC123", Admin: true, Privileges: map[string]influxql.Privilege{"db0": influxql.AllPrivileges}, }, }, } // Marshal the data struture. buf, err := data.MarshalBinary() if err != nil { t.Fatal(err) } // Unmarshal into new data. var other meta.Data if err := other.UnmarshalBinary(buf); err != nil { t.Fatal(err) } if !reflect.DeepEqual(data.Nodes, other.Nodes) { t.Fatalf("unexpected nodes: %#v", other.Nodes) } else if !reflect.DeepEqual(data.Databases, other.Databases) { spew.Dump(data.Databases) spew.Dump(other.Databases) t.Fatalf("unexpected databases: %#v", other.Databases) } else if !reflect.DeepEqual(data.Users, other.Users) { t.Fatalf("unexpected users: %#v", other.Users) } }