" Tests for :unlet func Test_read_only() " these caused a crash call assert_fails('unlet count', 'E795:') call assert_fails('unlet errmsg', 'E795:') endfunc func Test_existing() let does_exist = 1 call assert_true(exists('does_exist')) unlet does_exist call assert_false(exists('does_exist')) endfunc func Test_not_existing() unlet! does_not_exist call assert_fails('unlet does_not_exist', 'E108:') endfunc func Test_unlet_fails() call assert_fails('unlet v:["count"]', 'E46:') endfunc