Commit: patch 9.1.1910: tests: test failures in Test_term_gettitle() in CI

[Christian Brabandt]

patch 9.1.1910: tests: test failures in Test_term_gettitle() in CI

Commit: https://github.com/vim/vim/commit/d6679469289a854ea3b7de47ad3f1a8066693dd0
Author: Aliaksei Budavei <0x00...@gmail.com>
Date: Wed Nov 12 19:49:00 2025 +0000

patch 9.1.1910: tests: test failures in Test_term_gettitle() in CI

Problem: tests: test failures in Test_term_gettitle() in CI
Solution: CI: Allow for title buffering in Test_term_gettitle()
(Aliaksei Budavei)

closes: #18693

Signed-off-by: Aliaksei Budavei <0x00...@gmail.com>
Signed-off-by: Christian Brabandt <c...@256bit.org>

diff --git a/src/testdir/test_terminal2.vim b/src/testdir/test_terminal2.vim
index d2fc4fc39..dea2e1fc5 100644
--- a/src/testdir/test_terminal2.vim
+++ b/src/testdir/test_terminal2.vim
@@ -632,6 +632,39 @@ func Test_term_getcursor()
call StopShellInTerminal(buf)
endfunc

+func! s:TermPollAndAssertMatchTitle(term, old_name, new_pattern) abort
+ let new_name = ''
+ let next_part = ''
+ let prev_part = next_part
+ let times = 2048
+
+ " Ignore any pending or old title (or its tail part).
+ while (empty(new_name) ||
+ \ a:old_name[max([0, strridx(a:old_name, new_name)]) :] ==# new_name) &&
+ \ times > 0
+ let new_name = term_gettitle(a:term)
+ let times -= 1
+ sleep 1m
+ endwhile
+
+ " FIXME: Allow for occasional title "buffering" (on MacOS) and fetch either
+ " the whole title or its parts.
+ while new_name !~# a:new_pattern && times > 0
+ let next_part = term_gettitle(a:term)
+
+ if next_part !=# prev_part
+ let new_name .= next_part
+ endif
+
+ let prev_part = next_part
+ let times -= 1
+ sleep 1m
+ endwhile
+
+ call assert_match(a:new_pattern, new_name)
+ return new_name
+endfunc
+
" Test for term_gettitle()
" Known to be flaky on Mac-OS X and the GH runners
func Test_term_gettitle()
@@ -643,24 +676,16 @@ func Test_term_gettitle()
if !has('title') || empty(&t_ts)
throw "Skipped: can't get/set title"
endif
- if has('osx') && !empty($CI) && system('uname -m') =~# 'arm64'
- " This test often fails with the following error message on Github runners
- " MacOS-14
- " '^\[No Name\] - VIM\d*$' does not match 'e] - VIM'
- " Why? Is the terminal that runs Vim too small?
- throw 'Skipped: FIXME: Running this test on M1 Mac fails on GitHub Actions'
- endif

let term = term_start([GetVimProg(), '--clean', '-c', 'set noswapfile', '-c', 'set title'])
call TermWait(term)
" When Vim is running as a server then the title ends in VIM{number}, thus
" optionally match a number after "VIM".
- call WaitForAssert({-> assert_match('^\[No Name\] - VIM\d*$', term_gettitle(term)) })
+ let title = s:TermPollAndAssertMatchTitle(term, '', '^\[No Name\] - VIM\d*$')
call term_sendkeys(term, ":e Xfoo
")
- call WaitForAssert({-> assert_match('^Xfoo (.*[/\]testdir) - VIM\d*$', term_gettitle(term)) })
-
+ let title = s:TermPollAndAssertMatchTitle(term, title, '^Xfoo (.*[/\]testdir) - VIM\d*$')
call term_sendkeys(term, ":set titlestring=foo
")
- call WaitForAssert({-> assert_equal('foo', term_gettitle(term)) })
+ let title = s:TermPollAndAssertMatchTitle(term, title, 'foo')

exe term . 'bwipe!'
endfunc
diff --git a/src/version.c b/src/version.c
index dc876dad3..eea70581f 100644
--- a/src/version.c
+++ b/src/version.c
@@ -729,6 +729,8 @@ static char *(features[]) =

static int included_patches[] =
{ /* Add new patch number below this line */
+/**/
+ 1910,
/**/
1909,
/**/