ingress-nginx-helm/rootfs/etc/nginx/lua/test/run.lua
2021-01-04 15:01:55 -05:00

86 lines
2.3 KiB
Lua

local busted_runner
do
-- avoid warning during test runs caused by
-- https://github.com/openresty/lua-nginx-module/blob/2524330e59f0a385a9c77d4d1b957476dce7cb33/src/ngx_http_lua_util.c#L810
local traceback = require "debug".traceback
setmetatable(_G, { __newindex = function(table, key, value) rawset(table, key, value) end })
busted_runner = require "busted.runner"
-- if there's more constants need to be whitelisted for test runs, add here.
local GLOBALS_ALLOWED_IN_TEST = {
helpers = true,
require_without_cache = true,
reset_ngx = true,
}
local newindex = function(table, key, value)
rawset(table, key, value)
local phase = ngx.get_phase()
if phase == "init_worker" or phase == "init" then
return
end
-- we check only timer phase because resty-cli runs everything in timer phase
if phase == "timer" and GLOBALS_ALLOWED_IN_TEST[key] then
return
end
local message = "writing a global lua variable " .. key ..
" which may lead to race conditions between concurrent requests, so prefer the use of 'local' variables " .. traceback('', 2)
-- it's important to do print here because ngx.log is mocked below
print(message)
end
setmetatable(_G, { __newindex = newindex })
end
_G.helpers = require("test.helpers")
local ffi = require("ffi")
local lua_ingress = require("lua_ingress")
-- without this we get errors such as "attempt to redefine XXX"
local old_cdef = ffi.cdef
local exists = {}
ffi.cdef = function(def)
if exists[def] then
return
end
exists[def] = true
return old_cdef(def)
end
local old_udp = ngx.socket.udp
ngx.socket.udp = function(...)
local socket = old_udp(...)
socket.send = function(...)
error("ngx.socket.udp:send please mock this to use in tests")
end
return socket
end
local old_tcp = ngx.socket.tcp
ngx.socket.tcp = function(...)
local socket = old_tcp(...)
socket.send = function(...)
error("ngx.socket.tcp:send please mock this to use in tests")
end
return socket
end
ngx.log = function(...) end
ngx.print = function(...) end
local original_ngx = ngx
_G.reset_ngx = function()
ngx = original_ngx
end
_G.require_without_cache = function(module)
package.loaded[module] = nil
return require(module)
end
lua_ingress.init_worker()
busted_runner({ standalone = false })