2015-01-25 06:19:16 +03:00
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// Copyright 2015 CoreOS, Inc.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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2014-12-24 11:29:28 +03:00
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package netutil
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import (
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"errors"
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"net"
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"net/url"
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"reflect"
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"strconv"
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"testing"
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)
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func TestResolveTCPAddrs(t *testing.T) {
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defer func() { resolveTCPAddr = net.ResolveTCPAddr }()
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tests := []struct {
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urls [][]url.URL
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expected [][]url.URL
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hostMap map[string]string
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hasError bool
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}{
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{
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urls: [][]url.URL{
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{
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{Scheme: "http", Host: "127.0.0.1:4001"},
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{Scheme: "http", Host: "127.0.0.1:2379"},
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2014-12-24 11:29:28 +03:00
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},
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2015-08-22 04:52:16 +03:00
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{
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{Scheme: "http", Host: "127.0.0.1:7001"},
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{Scheme: "http", Host: "127.0.0.1:2380"},
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2014-12-24 11:29:28 +03:00
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},
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},
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expected: [][]url.URL{
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{
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{Scheme: "http", Host: "127.0.0.1:4001"},
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{Scheme: "http", Host: "127.0.0.1:2379"},
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2014-12-24 11:29:28 +03:00
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},
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2015-08-22 04:52:16 +03:00
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{
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{Scheme: "http", Host: "127.0.0.1:7001"},
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{Scheme: "http", Host: "127.0.0.1:2380"},
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2014-12-24 11:29:28 +03:00
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},
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},
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},
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{
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urls: [][]url.URL{
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2015-08-22 04:52:16 +03:00
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{
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{Scheme: "http", Host: "infra0.example.com:4001"},
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{Scheme: "http", Host: "infra0.example.com:2379"},
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2014-12-24 11:29:28 +03:00
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},
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2015-08-22 04:52:16 +03:00
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{
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{Scheme: "http", Host: "infra0.example.com:7001"},
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{Scheme: "http", Host: "infra0.example.com:2380"},
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2014-12-24 11:29:28 +03:00
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},
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},
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expected: [][]url.URL{
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2015-08-22 04:52:16 +03:00
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{
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{Scheme: "http", Host: "10.0.1.10:4001"},
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{Scheme: "http", Host: "10.0.1.10:2379"},
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2014-12-24 11:29:28 +03:00
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},
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2015-08-22 04:52:16 +03:00
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{
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{Scheme: "http", Host: "10.0.1.10:7001"},
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{Scheme: "http", Host: "10.0.1.10:2380"},
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2014-12-24 11:29:28 +03:00
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},
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},
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hostMap: map[string]string{
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"infra0.example.com": "10.0.1.10",
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},
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hasError: false,
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},
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{
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urls: [][]url.URL{
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2015-08-22 04:52:16 +03:00
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{
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{Scheme: "http", Host: "infra0.example.com:4001"},
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{Scheme: "http", Host: "infra0.example.com:2379"},
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2014-12-24 11:29:28 +03:00
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},
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2015-08-22 04:52:16 +03:00
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{
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{Scheme: "http", Host: "infra0.example.com:7001"},
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{Scheme: "http", Host: "infra0.example.com:2380"},
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2014-12-24 11:29:28 +03:00
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},
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},
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hostMap: map[string]string{
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"infra0.example.com": "",
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},
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hasError: true,
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},
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{
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urls: [][]url.URL{
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{
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{Scheme: "http", Host: "ssh://infra0.example.com:4001"},
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{Scheme: "http", Host: "ssh://infra0.example.com:2379"},
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2014-12-24 11:29:28 +03:00
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},
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2015-08-22 04:52:16 +03:00
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{
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{Scheme: "http", Host: "ssh://infra0.example.com:7001"},
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{Scheme: "http", Host: "ssh://infra0.example.com:2380"},
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2014-12-24 11:29:28 +03:00
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},
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},
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hasError: true,
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},
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}
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for _, tt := range tests {
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resolveTCPAddr = func(network, addr string) (*net.TCPAddr, error) {
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host, port, err := net.SplitHostPort(addr)
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if err != nil {
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return nil, err
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}
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if tt.hostMap[host] == "" {
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return nil, errors.New("cannot resolve host.")
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}
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i, err := strconv.Atoi(port)
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if err != nil {
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return nil, err
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}
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return &net.TCPAddr{IP: net.ParseIP(tt.hostMap[host]), Port: i, Zone: ""}, nil
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}
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2015-08-21 22:09:17 +03:00
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urls, err := resolveTCPAddrs(tt.urls)
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if tt.hasError {
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if err == nil {
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t.Errorf("expected error")
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}
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continue
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}
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2015-08-21 22:09:17 +03:00
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if !reflect.DeepEqual(urls, tt.expected) {
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t.Errorf("expected: %v, got %v", tt.expected, urls)
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2014-12-24 11:29:28 +03:00
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}
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}
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}
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2015-08-21 19:41:13 +03:00
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func TestURLsEqual(t *testing.T) {
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defer func() { resolveTCPAddr = net.ResolveTCPAddr }()
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2015-08-21 20:15:08 +03:00
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hostm := map[string]string{
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"example.com": "10.0.10.1",
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"first.com": "10.0.11.1",
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"second.com": "10.0.11.2",
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}
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2015-08-21 19:41:13 +03:00
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resolveTCPAddr = func(network, addr string) (*net.TCPAddr, error) {
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host, port, err := net.SplitHostPort(addr)
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if _, ok := hostm[host]; !ok {
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return nil, errors.New("cannot resolve host.")
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}
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i, err := strconv.Atoi(port)
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if err != nil {
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return nil, err
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}
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return &net.TCPAddr{IP: net.ParseIP(hostm[host]), Port: i, Zone: ""}, nil
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2015-08-21 19:41:13 +03:00
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}
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tests := []struct {
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a []url.URL
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b []url.URL
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expect bool
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}{
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{
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a: []url.URL{{Scheme: "http", Host: "127.0.0.1:2379"}},
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b: []url.URL{{Scheme: "http", Host: "127.0.0.1:2379"}},
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expect: true,
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},
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{
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a: []url.URL{{Scheme: "http", Host: "example.com:2379"}},
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b: []url.URL{{Scheme: "http", Host: "10.0.10.1:2379"}},
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expect: true,
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},
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{
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a: []url.URL{{Scheme: "http", Host: "127.0.0.1:2379"}, {Scheme: "http", Host: "127.0.0.1:2380"}},
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b: []url.URL{{Scheme: "http", Host: "127.0.0.1:2379"}, {Scheme: "http", Host: "127.0.0.1:2380"}},
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expect: true,
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},
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{
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a: []url.URL{{Scheme: "http", Host: "example.com:2379"}, {Scheme: "http", Host: "127.0.0.1:2380"}},
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b: []url.URL{{Scheme: "http", Host: "example.com:2379"}, {Scheme: "http", Host: "127.0.0.1:2380"}},
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expect: true,
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},
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{
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a: []url.URL{{Scheme: "http", Host: "10.0.10.1:2379"}, {Scheme: "http", Host: "127.0.0.1:2380"}},
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b: []url.URL{{Scheme: "http", Host: "example.com:2379"}, {Scheme: "http", Host: "127.0.0.1:2380"}},
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expect: true,
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},
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{
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a: []url.URL{{Scheme: "http", Host: "127.0.0.1:2379"}},
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b: []url.URL{{Scheme: "http", Host: "127.0.0.1:2380"}},
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expect: false,
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},
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{
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a: []url.URL{{Scheme: "http", Host: "example.com:2380"}},
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b: []url.URL{{Scheme: "http", Host: "10.0.10.1:2379"}},
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expect: false,
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},
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{
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a: []url.URL{{Scheme: "http", Host: "127.0.0.1:2379"}},
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b: []url.URL{{Scheme: "http", Host: "10.0.0.1:2379"}},
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expect: false,
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},
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{
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a: []url.URL{{Scheme: "http", Host: "example.com:2379"}},
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b: []url.URL{{Scheme: "http", Host: "10.0.0.1:2379"}},
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expect: false,
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},
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{
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a: []url.URL{{Scheme: "http", Host: "127.0.0.1:2379"}, {Scheme: "http", Host: "127.0.0.1:2380"}},
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b: []url.URL{{Scheme: "http", Host: "127.0.0.1:2380"}, {Scheme: "http", Host: "127.0.0.1:2380"}},
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expect: false,
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},
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{
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a: []url.URL{{Scheme: "http", Host: "example.com:2379"}, {Scheme: "http", Host: "127.0.0.1:2380"}},
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b: []url.URL{{Scheme: "http", Host: "127.0.0.1:2380"}, {Scheme: "http", Host: "127.0.0.1:2380"}},
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expect: false,
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},
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{
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a: []url.URL{{Scheme: "http", Host: "127.0.0.1:2379"}, {Scheme: "http", Host: "127.0.0.1:2380"}},
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b: []url.URL{{Scheme: "http", Host: "10.0.0.1:2379"}, {Scheme: "http", Host: "127.0.0.1:2380"}},
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expect: false,
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},
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{
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a: []url.URL{{Scheme: "http", Host: "example.com:2379"}, {Scheme: "http", Host: "127.0.0.1:2380"}},
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b: []url.URL{{Scheme: "http", Host: "10.0.0.1:2379"}, {Scheme: "http", Host: "127.0.0.1:2380"}},
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expect: false,
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},
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{
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a: []url.URL{{Scheme: "http", Host: "10.0.0.1:2379"}},
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b: []url.URL{{Scheme: "http", Host: "10.0.0.1:2379"}, {Scheme: "http", Host: "127.0.0.1:2380"}},
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expect: false,
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},
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2015-08-21 20:15:08 +03:00
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{
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a: []url.URL{{Scheme: "http", Host: "first.com:2379"}, {Scheme: "http", Host: "second.com:2380"}},
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b: []url.URL{{Scheme: "http", Host: "10.0.11.1:2379"}, {Scheme: "http", Host: "10.0.11.2:2380"}},
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expect: true,
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},
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{
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a: []url.URL{{Scheme: "http", Host: "second.com:2380"}, {Scheme: "http", Host: "first.com:2379"}},
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b: []url.URL{{Scheme: "http", Host: "10.0.11.1:2379"}, {Scheme: "http", Host: "10.0.11.2:2380"}},
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expect: true,
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},
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2015-08-21 19:41:13 +03:00
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}
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for _, test := range tests {
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2015-08-21 21:58:37 +03:00
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result := urlsEqual(test.a, test.b)
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2015-08-21 19:41:13 +03:00
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if result != test.expect {
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t.Errorf("a:%v b:%v, expected %v but %v", test.a, test.b, test.expect, result)
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}
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}
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}
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func TestURLStringsEqual(t *testing.T) {
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result := URLStringsEqual([]string{"http://127.0.0.1:8080"}, []string{"http://127.0.0.1:8080"})
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if !result {
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t.Errorf("unexpected result %v", result)
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}
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}
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