git.giacomolli.uk - onechat/blob - datadir_test.go

   1 package main
   2
   3 import (
   4         "os"
   5         "path/filepath"
   6         "testing"
   7
   8         "github.com/stretchr/testify/require"
   9 )
  10
  11 func TestDataDirFollowsTheOrder(t *testing.T) {
  12         root := t.TempDir()
  13         testCases := []struct {
  14                 name string
  15                 dir  string
  16                 xdg  string
  17                 home string
  18                 want string
  19         }{
  20                 {
  21                         name: "ONECHAT_DIR first",
  22                         dir:  filepath.Join(root, "a"),
  23                         xdg:  filepath.Join(root, "xdg"),
  24                         home: root,
  25                         want: filepath.Join(root, "a"),
  26                 },
  27                 {
  28                         name: "absolute XDG_DATA_HOME",
  29                         dir:  "",
  30                         xdg:  filepath.Join(root, "xdg"),
  31                         home: root,
  32                         want: filepath.Join(root, "xdg", "onechat"),
  33                 },
  34                 {
  35                         name: "relative XDG_DATA_HOME ignored",
  36                         dir:  "",
  37                         xdg:  "xdg",
  38                         home: root,
  39                         want: filepath.Join(root, ".local", "share", "onechat"),
  40                 },
  41                 {
  42                         name: "home directory last",
  43                         dir:  "",
  44                         xdg:  "",
  45                         home: root,
  46                         want: filepath.Join(root, ".local", "share", "onechat"),
  47                 },
  48         }
  49
  50         for _, tc := range testCases {
  51                 t.Run(tc.name, func(t *testing.T) {
  52                         t.Setenv("ONECHAT_DIR", tc.dir)
  53                         t.Setenv("XDG_DATA_HOME", tc.xdg)
  54                         t.Setenv("HOME", tc.home)
  55
  56                         dir, err := dataDir()
  57                         require.NoError(t, err)
  58                         require.Equal(t, tc.want, dir)
  59
  60                         info, err := os.Stat(dir)
  61                         require.NoError(t, err)
  62                         require.Equal(t, os.FileMode(0o700), info.Mode().Perm())
  63                 })
  64         }
  65 }
  66
  67 func TestDataDirFailsWithoutAHome(t *testing.T) {
  68         t.Setenv("ONECHAT_DIR", "")
  69         t.Setenv("XDG_DATA_HOME", "")
  70         t.Setenv("HOME", "")
  71
  72         _, err := dataDir()
  73         require.ErrorContains(t, err, "ONECHAT_DIR")
  74 }