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

   1 package main
   2
   3 import (
   4         "path/filepath"
   5         "testing"
   6
   7         "github.com/stretchr/testify/require"
   8 )
   9
  10 func TestViewLayoutKeepsTheMessagesItSent(t *testing.T) {
  11         path := filepath.Join(t.TempDir(), viewLayoutFileName)
  12         layout, err := loadViewLayout(path)
  13         require.NoError(t, err)
  14
  15         texts, err := layout.Split(nil)
  16         require.NoError(t, err)
  17         require.Equal(t, []string{"<chat>\n"}, texts)
  18
  19         texts, err = layout.Split([]string{"0+1|a\n", "1+1|b\n"})
  20         require.NoError(t, err)
  21         require.Equal(t, []string{"<chat>\n", "0+1|a\n1+1|b\n"}, texts)
  22
  23         // The same lines give the same messages, also after a restart.
  24         layout, err = loadViewLayout(path)
  25         require.NoError(t, err)
  26
  27         texts, err = layout.Split([]string{"0+1|a\n", "1+1|b\n"})
  28         require.NoError(t, err)
  29         require.Equal(t, []string{"<chat>\n", "0+1|a\n1+1|b\n"}, texts)
  30
  31         texts, err = layout.Split([]string{"0+1|a\n", "1+1|b\n", "2+1|c\n"})
  32         require.NoError(t, err)
  33         require.Equal(t, []string{"<chat>\n", "0+1|a\n1+1|b\n", "2+1|c\n"}, texts)
  34 }
  35
  36 func TestViewLayoutStartsAgainAtAChangedMessage(t *testing.T) {
  37         layout, err := loadViewLayout(filepath.Join(t.TempDir(), viewLayoutFileName))
  38         require.NoError(t, err)
  39
  40         _, err = layout.Split([]string{"0+1|a\n"})
  41         require.NoError(t, err)
  42
  43         _, err = layout.Split([]string{"0+1|a\n", "1+1|b\n", "2+1|c\n"})
  44         require.NoError(t, err)
  45
  46         // A batch merges lines 1 and 2, so the second message changes, and the
  47         // rest becomes one new message.
  48         texts, err := layout.Split([]string{"0+1|a\n", "1+2|b c\n", "3+1|d\n"})
  49         require.NoError(t, err)
  50         require.Equal(t, []string{"<chat>\n0+1|a\n", "1+2|b c\n3+1|d\n"}, texts)
  51
  52         // A view that lost lines starts again with one message.
  53         texts, err = layout.Split([]string{"0+4|all\n"})
  54         require.NoError(t, err)
  55         require.Equal(t, []string{"<chat>\n0+4|all\n"}, texts)
  56 }