patch 9.0.1442: mapset() does not restore non-script context
Problem: mapset() does not restore non-script context.
Solution: Also accept negative sid. (closes #12132)
diff --git a/src/testdir/test_map_functions.vim b/src/testdir/test_map_functions.vim
index a750cd7..d76c79c 100644
--- a/src/testdir/test_map_functions.vim
+++ b/src/testdir/test_map_functions.vim
@@ -1,6 +1,8 @@
" Tests for maparg(), mapcheck(), mapset(), maplist()
" Also test utf8 map with a 0x80 byte.
+source shared.vim
+
func s:SID()
return str2nr(matchstr(expand('<sfile>'), '<SNR>\zs\d\+\ze_SID$'))
endfunc
@@ -490,7 +492,28 @@
call Check_ctrlb_map(dsimp, 0)
nunmap <C-B>
+endfunc
+" Test restoring the script context of a mapping
+func Test_map_restore_sid()
+ let after =<< trim [CODE]
+ call assert_equal("\tLast set from --cmd argument",
+ \ execute('verbose nmap ,n')->trim()->split("\n")[-1])
+ let d = maparg(',n', 'n', 0, 1)
+ nunmap ,n
+ call assert_equal('No mapping found',
+ \ execute('verbose nmap ,n')->trim()->split("\n")[-1])
+ call mapset('n', 0, d)
+ call assert_equal("\tLast set from --cmd argument",
+ \ execute('verbose nmap ,n')->trim()->split("\n")[-1])
+ call writefile(v:errors, 'Xresult')
+ qall!
+ [CODE]
+
+ if RunVim([], after, '--clean --cmd "nmap ,n <Nop>"')
+ call assert_equal([], readfile('Xresult'))
+ endif
+ call delete('Xresult')
endfunc
def Test_maplist()