patch 8.2.0958: not sufficient testing for buffer writing Commit: https://github.com/vim/vim/commit/1de5f7c81d5e78fb4d612134bd2dfa6ee9183fae Author: Bram Moolenaar <Bram@vim.org> Date: Thu Jun 11 19:22:43 2020 +0200 patch 8.2.0958: not sufficient testing for buffer writing Problem: Not sufficient testing for buffer writing. Solution: Add a few tests. (Yegappan Lakshmanan, closes https://github.com/vim/vim/issues/6238)

> +0&#ffffff0@74
|~+0&#e0e0e08| @73
|~| @73
|~| @73
|~| @73
|~| @73
|~| @52|o+0#0000001#ffd7ff255|t|h|e|r| |t|a|b| @11
|~+0#0000000#e0e0e08| @52|a+0#0000001#ffd7ff255| |c+0#ff404010&|o|m@1|e|n|t| +0#0000001&|l|i|n|e| @6
|:+0#0000000#ffffff0| @52|t+0#0000001#ffd7ff255|h|i|s| |l|i|n|e| |w|i|l@1| |n|o|t| |f|i
| +0#0000000#ffffff0@53|t+0#0000001#ffd7ff255| |h|e|r|e| @14