UI buffer open in a new tab page instead of vertical split. #566

	name: Test
	on: [push, pull_request]
	jobs:
	test:
	name: ${{ matrix.os }} / ${{ matrix.vi }}
	runs-on: ${{ matrix.os }}
	strategy:
	fail-fast: false
	matrix:
	os: [ubuntu-22.04, windows-2022, macos-12]
	vi: [neovim, vim]
	steps:
	- name: Init git
	run: \|
	git config --global user.email [email protected]
	git config --global user.name vim-jetpack

	- name: Clone vim-jetpack
	uses: actions/checkout@v3

	- uses: ilammy/msvc-dev-cmd@v1
	- name: Install Lua
	uses: leafo/gh-actions-lua@v10
	if: ${{ contains(matrix.os, 'windows') }}

	- name: Install vim-themis
	uses: actions/checkout@v3
	with:
	repository: thinca/vim-themis
	path: vim-themis

	- name: Install ${{ matrix.vi }}
	uses: rhysd/action-setup-vim@v1
	id: vim
	with:
	version: stable
	neovim: ${{ matrix.vi == 'neovim' }}

	- name: Run tests
	timeout-minutes: 5
	env:
	THEMIS_VIM: ${{ steps.vim.outputs.executable }}
	run: ./vim-themis/bin/themis ./test/test.vim
	post-test:
	name: All tests passed
	runs-on: ubuntu-22.04
	needs: test
	steps:
	- run: echo ok

Provide feedback