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local n = require('test.functional.testnvim')()
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)
end)
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