patch 8.2.4638: superfluous check if a redraw is needed for 'cursorline'
Problem: Superfluous check if a redraw is needed for 'cursorline'.
Solution: Remove check_redraw_cursorline(). (closes #10030, closes #10029)
diff --git a/src/testdir/test_number.vim b/src/testdir/test_number.vim
index 78cd6f9..c2cce96 100644
--- a/src/testdir/test_number.vim
+++ b/src/testdir/test_number.vim
@@ -298,6 +298,31 @@
call delete('XTest_relnr')
endfunc
+func Test_relativenumber_callback()
+ CheckScreendump
+ CheckFeature timers
+
+ let lines =<< trim END
+ call setline(1, ['aaaaa', 'bbbbb', 'ccccc', 'ddddd'])
+ set relativenumber
+ call cursor(4, 1)
+
+ func Func(timer)
+ call cursor(1, 1)
+ endfunc
+
+ call timer_start(300, 'Func')
+ END
+ call writefile(lines, 'Xrnu_timer')
+
+ let buf = RunVimInTerminal('-S Xrnu_timer', #{rows: 8})
+ call TermWait(buf, 310)
+ call VerifyScreenDump(buf, 'Test_relativenumber_callback_1', {})
+
+ call StopVimInTerminal(buf)
+ call delete('Xrnu_timer')
+endfunc
+
" Test for displaying line numbers with 'rightleft'
func Test_number_rightleft()
CheckFeature rightleft