patch 8.0.1653: screen dump is made too soon

Problem:    Screen dump is made too soon.
Solution:   Wait until the ruler is displayed. (Ozaki Kiichi, closes #2755)

src/testdir/dumps/Test_popup_command_01.dump

@@ -1,5 +1,5 @@
|o+0&#ffffff0|n|e| |t|w|o| |t|h|r|e@1| |f|o|u|r| |f|i|v|e| @51
|a|n|d| |o|n|e| |t|w|o| |X|t|h|r|e@1| |f|o|u|r| |f|i|v|e| @46
|a|n|d| |o|n|e| |t|w|o| >X|t|h|r|e@1| |f|o|u|r| |f|i|v|e| @46
|o|n|e| |m|o|r|e| |t|w| +0#0000001#ffd7ff255|U|n|d|o| @12| +0#0000000#ffffff0@45
|~+0#4040ff13&| @9| +0#0000001#ffd7ff255@17| +0#4040ff13#ffffff0@45
|~| @9| +0#0000001#ffd7ff255|P|a|s|t|e| @11| +0#4040ff13#ffffff0@45
@@ -17,4 +17,4 @@
|~| @73
|~| @73
|~| @73
|:+0#0000000&|p|o|p|u|p| |P|o|p|U|p| @34|:| @8> @17
|:+0#0000000&|p|o|p|u|p| |P|o|p|U|p| @62

src/testdir/dumps/Test_popup_command_02.dump

@@ -17,4 +17,4 @@
|~| @73
|~| @73
|~| @73
|:+0#0000000&|p|o|p|u|p| |P|o|p|U|p| @34|:| @8| @17
|:+0#0000000&|p|o|p|u|p| |P|o|p|U|p| @62

src/testdir/screendump.vim

@@ -59,6 +59,9 @@ func RunVimInTerminal(arguments, options)
  let buf = term_start(cmd, {'curwin': 1, 'term_rows': rows, 'term_cols': cols})
  call assert_equal([rows, cols], term_getsize(buf))

  " Wait for the ruler (in the status line) to be shown.
  call WaitFor({-> len(term_getline(buf, rows)) >= cols - 1})

  return buf
endfunc

src/testdir/test_autocmd.vim

@@ -1315,6 +1315,8 @@ func Test_Changed_FirstTime()
  call writefile([''], 'Xchanged.txt')
  let buf = term_start([GetVimProg(), '--clean', '-c', 'set noswapfile'], {'term_rows': 3})
  call assert_equal('running', term_getstatus(buf))
  " Wait for the ruler (in the status line) to be shown.
  call WaitFor({-> term_getline(buf, 3) =~# '\<All$'})
  " It's only adding autocmd, so that no event occurs.
  call term_sendkeys(buf, ":au! TextChanged <buffer> call writefile(['No'], 'Xchanged.txt')\<cr>")
  call term_sendkeys(buf, "\<C-\\>\<C-N>:qa!\<cr>")

src/testdir/test_terminal.vim

@@ -975,7 +975,7 @@ endfunction
func Check_dump01(off)
  call assert_equal('one two three four five', trim(getline(a:off + 1)))
  call assert_equal('~           Select Word', trim(getline(a:off + 7)))
  call assert_equal(':popup PopUp                                   :', trim(getline(a:off + 20)))
  call assert_equal(':popup PopUp', trim(getline(a:off + 20)))
endfunc

func Test_terminal_dumpwrite_composing()

src/version.c

@@ -762,6 +762,8 @@ static char *(features[]) =

static int included_patches[] =
{   /* Add new patch number below this line */
/**/
    1653,
/**/
    1652,
/**/