Files
neovim/test/benchmark/extmark_spec.lua

122 lines
3.3 KiB
Lua

local n = require('test.functional.testnvim')()
local Screen = require('test.functional.ui.screen')
local clear = n.clear
local exec_lua = n.exec_lua
describe('extmark perf', function()
before_each(function()
clear()
exec_lua([[
out = {}
function start()
ts = vim.uv.hrtime()
end
function stop(name)
out[#out+1] = ('%14.6f ms - %s'):format((vim.uv.hrtime() - ts) / 1000000, name)
end
]])
end)
after_each(function()
for _, line in ipairs(exec_lua([[return out]])) do
print(line)
end
end)
it('repeatedly calling nvim_buf_clear_namespace #28615', function()
exec_lua([[
vim.api.nvim_buf_set_lines(0, 0, -1, true, { 'foo', 'bar' })
local ns0 = vim.api.nvim_create_namespace('ns0')
local ns1 = vim.api.nvim_create_namespace('ns1')
for _ = 1, 10000 do
vim.api.nvim_buf_set_extmark(0, ns0, 0, 0, {})
end
vim.api.nvim_buf_set_extmark(0, ns1, 1, 0, {})
start()
for _ = 1, 10000 do
vim.api.nvim_buf_clear_namespace(0, ns1, 0, -1)
end
stop('nvim_buf_clear_namespace')
]])
end)
it('many non-wrapped virtual lines', function()
local screen = Screen.new(40, 999)
exec_lua([[
vim.cmd('1new')
vim.api.nvim_buf_set_lines(0, 0, -1, true, { 'line1', 'line2', 'line3' })
local ns = vim.api.nvim_create_namespace('virt_lines')
local virt_lines = {}
for i = 1, 2000 do
virt_lines[i] = { { 'VIRT_LINE', 'ErrorMsg' } }
end
vim.api.nvim_buf_set_extmark(0, ns, 0, 0, { virt_lines = virt_lines })
]])
exec_lua([[
vim.cmd('resize 995')
start()
vim.cmd('redraw')
stop('redraw with virt lines at the bottom')
]])
screen:expect([[
^line1 |
{9:VIRT_LINE} |*994
{3:[No Name] [+] }|
|
{2:[No Name] }|
|
]])
n.command('resize 1')
screen:expect([[
^line1 |
{3:[No Name] [+] }|
|
{1:~ }|*994
{2:[No Name] }|
|
]])
exec_lua([[
vim.cmd('resize 995')
start()
vim.cmd('normal! j')
stop('moving cursor down to line 2')
start()
vim.cmd('normal! j')
stop('moving cursor down to line 3')
start()
vim.cmd('redraw')
stop('redraw with virt lines at the top')
]])
screen:expect([[
{9:VIRT_LINE} |*993
line2 |
^line3 |
{3:[No Name] [+] }|
|
{2:[No Name] }|
|
]])
exec_lua([[
start()
vim.cmd('normal! k')
stop('moving cursor up to line 2')
start()
vim.cmd('normal! k')
stop('moving cursor up to line 1')
]])
end)
end)