cmd/safcm/config/hosts_test.go

   1 // Copyright (C) 2021  Simon Ruderich
   2 //
   3 // This program is free software: you can redistribute it and/or modify
   4 // it under the terms of the GNU General Public License as published by
   5 // the Free Software Foundation, either version 3 of the License, or
   6 // (at your option) any later version.
   7 //
   8 // This program is distributed in the hope that it will be useful,
   9 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11 // GNU General Public License for more details.
  12 //
  13 // You should have received a copy of the GNU General Public License
  14 // along with this program.  If not, see <http://www.gnu.org/licenses/>.
  15
  16 package config
  17
  18 import (
  19         "fmt"
  20         "os"
  21         "path/filepath"
  22         "reflect"
  23         "testing"
  24
  25         "github.com/google/go-cmp/cmp"
  26 )
  27
  28 func TestLoadHosts(t *testing.T) {
  29         cwd, err := os.Getwd()
  30         if err != nil {
  31                 t.Fatal(err)
  32         }
  33         defer os.Chdir(cwd)
  34
  35         sliceToHosts := func(hosts []*Host) *Hosts {
  36                 res := &Hosts{
  37                         List: hosts,
  38                         Map:  make(map[string]*Host),
  39                 }
  40                 for _, x := range hosts {
  41                         res.Map[x.Name] = x
  42                 }
  43                 return res
  44         }
  45
  46         tests := []struct {
  47                 path   string
  48                 exp    *Hosts
  49                 expErr error
  50         }{
  51
  52                 {
  53                         "../testdata/project",
  54                         sliceToHosts([]*Host{
  55                                 {
  56                                         Name: "host1.example.org",
  57                                 },
  58                                 {
  59                                         Name: "host2",
  60                                 },
  61                                 {
  62                                         Name: "host3.example.net",
  63                                 },
  64                         }),
  65                         nil,
  66                 },
  67
  68                 {
  69                         "../testdata/host-invalid-all",
  70                         nil,
  71                         fmt.Errorf("hosts.yaml: host \"all\": conflict with pre-defined group \"all\""),
  72                 },
  73                 {
  74                         "../testdata/host-invalid-detected",
  75                         nil,
  76                         fmt.Errorf("hosts.yaml: host \"detected\": name must not start with \"detected\" (reserved for detected groups)"),
  77                 },
  78                 {
  79                         "../testdata/host-invalid-special",
  80                         nil,
  81                         fmt.Errorf("hosts.yaml: host \"special:host\": name must not contain \":\""),
  82                 },
  83         }
  84
  85         for _, tc := range tests {
  86                 t.Run(tc.path, func(t *testing.T) {
  87                         err := os.Chdir(filepath.Join(cwd, tc.path))
  88                         if err != nil {
  89                                 t.Fatal(err)
  90                         }
  91
  92                         res, err := LoadHosts()
  93
  94                         if !reflect.DeepEqual(tc.exp, res) {
  95                                 t.Errorf("res: %s", cmp.Diff(tc.exp, res))
  96                         }
  97                         // Ugly but the simplest way to compare errors (including nil)
  98                         if fmt.Sprintf("%s", err) != fmt.Sprintf("%s", tc.expErr) {
  99                                 t.Errorf("err = %#v, want %#v",
 100                                         err, tc.expErr)
 101                         }
 102                 })
 103         }
 104 }