patch 8.2.2641: display test fails because of lacking redraw Commit: https://github.com/vim/vim/commit/2cec027af461095f96dec3bfd036c267f790b0f4 Author: Bram Moolenaar <Bram@vim.org> Date: Mon Mar 22 17:30:47 2021 +0100 patch 8.2.2641: display test fails because of lacking redraw Problem: Display test fails because of lacking redraw. Solution: Add a redraw command.

#!/bin/bash
set -e

apt-get install -y xvfb

cat <<EOT >/etc/systemd/system/xvfb.service
[Unit]
Description=X Virtual Frame Buffer Service
After=network.target
[Service]
ExecStart=/usr/bin/Xvfb :99 -screen 0 1024x768x24
[Install]
WantedBy=multi-user.target
EOT

systemctl enable xvfb.service
systemctl start xvfb.service