Current File : //opt/imunify360-webshield/lualib/resty/template/microbenchmark.lua
local template = require "resty.template"
local ok, new_tab = pcall(require, "table.new")
if not ok then
new_tab = function() return {} end
end
local function run(iterations)
local gc, total, print, parse, compile, clock, format = collectgarbage, 0, ngx and ngx.say or print, template.parse,
template.compile, os.clock, string.format
iterations = iterations or 1000
local view = [[
<ul>
{% for _, v in ipairs(context) do %}
<li>{{v}}</li>
{% end %}
</ul>]]
print(format("Running %d iterations in each test", iterations))
gc()
gc()
local x = clock()
for _ = 1, iterations do
parse(view, true)
end
local z = clock() - x
print(format(" Parsing Time: %.6f", z))
total = total + z
gc()
gc()
x = clock()
for _ = 1, iterations do
compile(view, nil, true)
template.cache = {}
end
z = clock() - x
print(format("Compilation Time: %.6f (template)", z))
total = total + z
compile(view, nil, true)
gc()
gc()
x = clock()
for _ = 1, iterations do
compile(view, 1, true)
end
z = clock() - x
print(format("Compilation Time: %.6f (template, cached)", z))
total = total + z
local context = { "Emma", "James", "Nicholas", "Mary" }
template.cache = {}
gc()
gc()
x = clock()
for _ = 1, iterations do
compile(view, 1, true)(context)
template.cache = {}
end
z = clock() - x
print(format(" Execution Time: %.6f (same template)", z))
total = total + z
template.cache = {}
compile(view, 1, true)
gc()
gc()
x = clock()
for _ = 1, iterations do
compile(view, 1, true)(context)
end
z = clock() - x
print(format(" Execution Time: %.6f (same template, cached)", z))
total = total + z
template.cache = {}
local views = new_tab(iterations, 0)
for i = 1, iterations do
views[i] = "<h1>Iteration " .. i .. "</h1>\n" .. view
end
gc()
gc()
x = clock()
for i = 1, iterations do
compile(views[i], i, true)(context)
end
z = clock() - x
print(format(" Execution Time: %.6f (different template)", z))
total = total + z
gc()
gc()
x = clock()
for i = 1, iterations do
compile(views[i], i, true)(context)
end
z = clock() - x
print(format(" Execution Time: %.6f (different template, cached)", z))
total = total + z
local contexts = new_tab(iterations, 0)
for i = 1, iterations do
contexts[i] = { "Emma", "James", "Nicholas", "Mary" }
end
template.cache = {}
gc()
gc()
x = clock()
for i = 1, iterations do
compile(views[i], i, true)(contexts[i])
end
z = clock() - x
print(format(" Execution Time: %.6f (different template, different context)", z))
total = total + z
gc()
gc()
x = clock()
for i = 1, iterations do
compile(views[i], i, true)(contexts[i])
end
z = clock() - x
print(format(" Execution Time: %.6f (different template, different context, cached)", z))
total = total + z
print(format(" Total Time: %.6f", total))
end
return {
run = run
}
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