mirror of
https://github.com/lune-org/lune.git
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119 lines
3.2 KiB
Lua
119 lines
3.2 KiB
Lua
local process = require("@lune/process")
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local task = require("@lune/task")
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-- Spawning a child process should work with options
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local result = process.spawn("ls", {
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"-a",
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})
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assert(result.ok, "Failed to spawn child process")
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assert(result.stderr == "", "Stderr was not empty")
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assert(result.stdout ~= "", "Stdout was empty")
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assert(string.find(result.stdout, "Cargo.toml") ~= nil, "Missing Cargo.toml in output")
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assert(string.find(result.stdout, ".gitignore") ~= nil, "Missing .gitignore in output")
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-- It should also work the same when spawned using a shell
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local shellResult = process.spawn("ls", {
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"-a",
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}, {
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shell = true,
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})
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assert(shellResult.ok, "Failed to spawn child process (shell)")
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assert(shellResult.stderr == "", "Stderr was not empty (shell)")
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assert(shellResult.stdout ~= "", "Stdout was empty (shell)")
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assert(string.find(shellResult.stdout, "Cargo.toml") ~= nil, "Missing Cargo.toml in output (shell)")
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assert(string.find(shellResult.stdout, ".gitignore") ~= nil, "Missing .gitignore in output (shell)")
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-- Make sure the cwd option actually uses the directory we want
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local rootPwd = process.spawn("pwd", {}, {
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cwd = "/",
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}).stdout
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rootPwd = string.gsub(rootPwd, "^%s+", "")
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rootPwd = string.gsub(rootPwd, "%s+$", "")
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if rootPwd ~= "/" then
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error(
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string.format(
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"Current working directory for child process was not set correctly!"
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.. "\nExpected '/', got '%s'",
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rootPwd
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)
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)
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end
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-- Setting cwd should not change the cwd of this process
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local pwdBefore = process.spawn("pwd").stdout
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process.spawn("ls", {}, {
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cwd = "/",
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shell = true,
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})
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local pwdAfter = process.spawn("pwd").stdout
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assert(pwdBefore == pwdAfter, "Current working directory changed after running child process")
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--[[
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Setting the cwd on a child process should properly
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replace any leading ~ with the users real home dir
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]]
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local homeDir1 = process.spawn("echo $HOME", nil, {
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shell = true,
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}).stdout
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local homeDir2 = process.spawn("pwd", nil, {
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shell = true,
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cwd = "~",
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}).stdout
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assert(#homeDir1 > 0, "Home dir from echo was empty")
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assert(#homeDir2 > 0, "Home dir from pwd was empty")
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assert(homeDir1 == homeDir2, "Home dirs did not match when performing tilde substitution")
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--[[
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Spawning a process should not block any lua thread(s)
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We test this by sleeping more than once concurrently
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and then ensuring that the total time slept is more
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than a single sleep but also less than 1.5 sleeps
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]]
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local SLEEP_DURATION = 1 / 4
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local SLEEP_SAMPLES = 2
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local sleepStart = os.clock()
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local sleepCounter = 0
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for i = 1, SLEEP_SAMPLES, 1 do
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task.spawn(function()
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process.spawn("sleep", { tostring(SLEEP_DURATION) })
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sleepCounter += 1
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end)
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end
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while sleepCounter < SLEEP_SAMPLES do
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task.wait()
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end
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local sleepElapsed = os.clock() - sleepStart
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assert(
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(sleepElapsed >= SLEEP_DURATION) and (sleepElapsed < SLEEP_DURATION * 1.5),
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"Coroutine yielded the main lua thread during process yield"
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)
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-- Inheriting stdio & environment variables should work
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local echoMessage = "Hello from child process!"
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local echoResult = process.spawn("echo", {
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'"$TEST_VAR"',
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}, {
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env = { TEST_VAR = echoMessage },
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shell = "bash",
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stdio = "inherit",
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})
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assert(
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echoResult.stdout == (echoMessage .. "\n"), -- Note that echo adds a newline
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"Inheriting stdio did not return proper output"
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)
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