| // Copyright 2015 The etcd Authors |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| package etcdserver |
| |
| import ( |
| "reflect" |
| "testing" |
| |
| "github.com/coreos/etcd/pkg/types" |
| "github.com/coreos/etcd/version" |
| "github.com/coreos/go-semver/semver" |
| ) |
| |
| func TestDecideClusterVersion(t *testing.T) { |
| tests := []struct { |
| vers map[string]*version.Versions |
| wdver *semver.Version |
| }{ |
| { |
| map[string]*version.Versions{"a": {Server: "2.0.0"}}, |
| semver.Must(semver.NewVersion("2.0.0")), |
| }, |
| // unknown |
| { |
| map[string]*version.Versions{"a": nil}, |
| nil, |
| }, |
| { |
| map[string]*version.Versions{"a": {Server: "2.0.0"}, "b": {Server: "2.1.0"}, "c": {Server: "2.1.0"}}, |
| semver.Must(semver.NewVersion("2.0.0")), |
| }, |
| { |
| map[string]*version.Versions{"a": {Server: "2.1.0"}, "b": {Server: "2.1.0"}, "c": {Server: "2.1.0"}}, |
| semver.Must(semver.NewVersion("2.1.0")), |
| }, |
| { |
| map[string]*version.Versions{"a": nil, "b": {Server: "2.1.0"}, "c": {Server: "2.1.0"}}, |
| nil, |
| }, |
| } |
| |
| for i, tt := range tests { |
| dver := decideClusterVersion(tt.vers) |
| if !reflect.DeepEqual(dver, tt.wdver) { |
| t.Errorf("#%d: ver = %+v, want %+v", i, dver, tt.wdver) |
| } |
| } |
| } |
| |
| func TestIsCompatibleWithVers(t *testing.T) { |
| tests := []struct { |
| vers map[string]*version.Versions |
| local types.ID |
| minV, maxV *semver.Version |
| wok bool |
| }{ |
| // too low |
| { |
| map[string]*version.Versions{ |
| "a": {Server: "2.0.0", Cluster: "not_decided"}, |
| "b": {Server: "2.1.0", Cluster: "2.1.0"}, |
| "c": {Server: "2.1.0", Cluster: "2.1.0"}, |
| }, |
| 0xa, |
| semver.Must(semver.NewVersion("2.0.0")), semver.Must(semver.NewVersion("2.0.0")), |
| false, |
| }, |
| { |
| map[string]*version.Versions{ |
| "a": {Server: "2.1.0", Cluster: "not_decided"}, |
| "b": {Server: "2.1.0", Cluster: "2.1.0"}, |
| "c": {Server: "2.1.0", Cluster: "2.1.0"}, |
| }, |
| 0xa, |
| semver.Must(semver.NewVersion("2.0.0")), semver.Must(semver.NewVersion("2.1.0")), |
| true, |
| }, |
| // too high |
| { |
| map[string]*version.Versions{ |
| "a": {Server: "2.2.0", Cluster: "not_decided"}, |
| "b": {Server: "2.0.0", Cluster: "2.0.0"}, |
| "c": {Server: "2.0.0", Cluster: "2.0.0"}, |
| }, |
| 0xa, |
| semver.Must(semver.NewVersion("2.1.0")), semver.Must(semver.NewVersion("2.2.0")), |
| false, |
| }, |
| // cannot get b's version, expect ok |
| { |
| map[string]*version.Versions{ |
| "a": {Server: "2.1.0", Cluster: "not_decided"}, |
| "b": nil, |
| "c": {Server: "2.1.0", Cluster: "2.1.0"}, |
| }, |
| 0xa, |
| semver.Must(semver.NewVersion("2.0.0")), semver.Must(semver.NewVersion("2.1.0")), |
| true, |
| }, |
| // cannot get b and c's version, expect not ok |
| { |
| map[string]*version.Versions{ |
| "a": {Server: "2.1.0", Cluster: "not_decided"}, |
| "b": nil, |
| "c": nil, |
| }, |
| 0xa, |
| semver.Must(semver.NewVersion("2.0.0")), semver.Must(semver.NewVersion("2.1.0")), |
| false, |
| }, |
| } |
| |
| for i, tt := range tests { |
| ok := isCompatibleWithVers(tt.vers, tt.local, tt.minV, tt.maxV) |
| if ok != tt.wok { |
| t.Errorf("#%d: ok = %+v, want %+v", i, ok, tt.wok) |
| } |
| } |
| } |