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local N = 20
local function tcall(f, ...)
local ts = vim.uv.hrtime()
for _ = 1, N do
f(...)
end
return ((vim.uv.hrtime() - ts) / 1000000) / N
end
local function build_shared(n)
local t = {}
local a = {}
local b = {}
local c = {}
for _ = 1, n do
t[#t + 1] = {}
local tl = t[#t]
for _ = 1, n do
tl[#tl + 1] = a
tl[#tl + 1] = b
tl[#tl + 1] = c
end
end
return t
end
local function build_unique(n)
local t = {}
for _ = 1, n do
t[#t + 1] = {}
local tl = t[#t]
for _ = 1, n do
tl[#tl + 1] = {}
end
end
return t
end
describe('vim.deepcopy()', function()
local function run(name, n, noref)
it(string.format('%s entries=%d noref=%s', name, n, noref), function()
local t = name == 'shared' and build_shared(n) or build_unique(n)
local d = tcall(vim.deepcopy, t, noref)
print(string.format('%.2f ms', d))
end)
end
run('unique', 50, false)
run('unique', 50, true)
run('unique', 2000, false)
run('unique', 2000, true)
run('shared', 50, false)
run('shared', 50, true)
run('shared', 2000, false)
run('shared', 2000, true)
end)
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