From 8bea171f154845046239c61bdef50a8e0f12f643 Mon Sep 17 00:00:00 2001
From: Bram Moolenaar <Bram@vim.org>
Date: Wed, 15 Jun 2022 20:49:35 +0100
Subject: patch 8.2.5102: interrupt not caught in test

Problem:    Interrupt not caught in test.
Solution:   Consider an exception thrown in the current try/catch when got_int
            is set.  Also catch early exit when not using try/catch.
---
 src/testdir/runtest.vim    |  4 ++--
 src/testdir/test_retab.vim | 30 ++++++++++++++++++++++--------
 2 files changed, 24 insertions(+), 10 deletions(-)

(limited to 'src/testdir')

diff --git a/src/testdir/runtest.vim b/src/testdir/runtest.vim
index db6797d1b0..c7d5704e9a 100644
--- a/src/testdir/runtest.vim
+++ b/src/testdir/runtest.vim
@@ -201,6 +201,7 @@ func RunTheTest(test)
     endtry
   endif
 
+  au VimLeavePre * call EarlyExit(g:testfunc)
   if a:test =~ 'Test_nocatch_'
     " Function handles errors itself.  This avoids skipping commands after the
     " error.
@@ -212,9 +213,7 @@ func RunTheTest(test)
     endif
   else
     try
-      au VimLeavePre * call EarlyExit(g:testfunc)
       exe 'call ' . a:test
-      au! VimLeavePre
     catch /^\cskipped/
       call add(s:messages, '    Skipped')
       call add(s:skipped, 'SKIPPED ' . a:test . ': ' . substitute(v:exception, '^\S*\s\+', '',  ''))
@@ -222,6 +221,7 @@ func RunTheTest(test)
       call add(v:errors, 'Caught exception in ' . a:test . ': ' . v:exception . ' @ ' . v:throwpoint)
     endtry
   endif
+  au! VimLeavePre
 
   " In case 'insertmode' was set and something went wrong, make sure it is
   " reset to avoid trouble with anything else.
diff --git a/src/testdir/test_retab.vim b/src/testdir/test_retab.vim
index 34ab7e1f99..2d96042dc1 100644
--- a/src/testdir/test_retab.vim
+++ b/src/testdir/test_retab.vim
@@ -82,20 +82,34 @@ func Test_retab_error()
   call assert_fails('ret 80000000000000000000', 'E475:')
 endfunc
 
-" FIXME: the try/catch does not catch the interrupt
-func FIXME_Test_retab_endless()
+func RetabLoop()
+  while 1
+    set ts=4000
+    retab 4
+  endwhile
+endfunc
+
+func Test_retab_endless()
+  " inside try/catch we catch the error message
   new
   call setline(1, "\t0\t")
   let caught = 'no'
   try
-    while 1
-      set ts=4000
-      retab 4
-    endwhile
-  catch
+    call RetabLoop()
+  catch /E1240:/
     let caught = v:exception
   endtry
-  call assert_notequal('no', caught)
+  call assert_match('E1240:', caught)
+  bwipe!
+  set tabstop&
+endfunc
+
+func Test_nocatch_retab_endless()
+  " not inside try/catch an interrupt is generated to get out of loops
+  new
+  call setline(1, "\t0\t")
+  call assert_fails('call RetabLoop()', ['E1240:', 'Interrupted'])
+
   bwipe!
   set tabstop&
 endfunc
-- 
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