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diff src/testdir/test_search.vim @ 29071:b90bca860b5a v8.2.5057

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patch 8.2.5057: using gettimeofday() for timeout is very inefficient Commit: https://github.com/vim/vim/commit/6574577cacd393ab7591fc776ea060eebc939e55 Author: Paul Ollis <paul@cleversheep.org> Date: Sun Jun 5 16:55:54 2022 +0100 patch 8.2.5057: using gettimeofday() for timeout is very inefficient Problem: Using gettimeofday() for timeout is very inefficient. Solution: Set a platform dependent timer. (Paul Ollis, closes https://github.com/vim/vim/issues/10505)
author Bram Moolenaar <Bram@vim.org>
date Sun, 05 Jun 2022 18:00:08 +0200
parents a2710736125a
children d1e263ecf634
line wrap: on
line diff
--- a/src/testdir/test_search.vim
+++ b/src/testdir/test_search.vim
@@ -1550,6 +1550,32 @@ func Test_search_errors()
   bwipe!
 endfunc
 
+func Test_search_timeout()
+  new
+  let pattern = '\%#=1a*.*X\@<=b*'
+  let search_timeout = 0.02
+  let slow_target_timeout = search_timeout * 15.0
+
+  for n in range(40, 400, 30)
+      call setline(1, ['aaa', repeat('abc ', n), 'ccc'])
+      let start = reltime()
+      call search(pattern, '', 0)
+      let elapsed = reltimefloat(reltime(start))
+      if elapsed > slow_target_timeout
+          break
+      endif
+  endfor
+  call assert_true(elapsed > slow_target_timeout)
+
+  let max_time = elapsed / 2.0
+  let start = reltime()
+  call search(pattern, '', 0, float2nr(search_timeout * 1000))
+  let elapsed = reltimefloat(reltime(start))
+  call assert_true(elapsed < max_time)
+
+  bwipe!
+endfunc
+
 func Test_search_display_pattern()
   new
   call setline(1, ['foo', 'bar', 'foobar'])