Port the integration test from expect to wdye

CMakeLists.txt

@@ -210,6 +210,11 @@ if (BUILD_TESTING)
 	add_test (NAME custom-static-analysis
 		COMMAND ${PROJECT_SOURCE_DIR}/test-static)
 endif ()
+option (BUILD_TESTING_WDYE "..." OFF)
+if (BUILD_TESTING_WDYE)
+	add_subdirectory (liberty/tools/wdye)
+	add_test (NAME integration COMMAND wdye "${PROJECT_SOURCE_DIR}/test.lua")
+endif ()
 
 # Various clang-based diagnostics, loads of fake positives and spam
 file (GLOB clang_tidy_sources *.c)

liberty

@@ -1 +1 @@
-Subproject commit 1930f138d4836f8ed9613a17bfe09dc53441618a
+Subproject commit af889b733e81fa40d7a7ff652386585115e186f5

test

@@ -1,52 +0,0 @@
-#!/usr/bin/expect -f
-# Very basic end-to-end testing for CI
-set tempdir [exec mktemp -d]
-set ::env(XDG_CONFIG_HOME) $tempdir
-
-# Run the daemon to test against
-system ./xD --write-default-cfg
-spawn ./xD -d
-
-# 10 seconds is a bit too much
-set timeout 5
-
-spawn ./xC
-
-# Fuck this Tcl shit, I want the exit code
-expect_after {
-	eof {
-		puts ""
-		puts "Child exited prematurely"
-		exit 1
-	}
-}
-
-# Connect to the daemon
-send "/server add localhost\n"
-expect "]"
-send "/set servers.localhost.addresses = \"localhost\"\n"
-expect "Option changed"
-send "/disconnect\n"
-expect "]"
-send "/connect\n"
-expect "Welcome to"
-
-# Try some chatting
-send "/join #test\n"
-expect "has joined"
-send "Hello\n"
-expect "Hello"
-
-# Attributes
-send "\x1bmbBold text! \x1bmc0,5And colors.\n"
-expect "]"
-
-# Try basic commands
-send "/set\n"
-expect "]"
-send "/help\n"
-expect "]"
-
-# Quit
-send "/quit\n"
-expect "Shutting down"

test.lua

@@ -0,0 +1,72 @@
+#!/usr/bin/env wdye
+-- Very basic end-to-end testing for CI
+function exec (...)
+	local p = wdye.spawn(...)
+	local out = wdye.expect(p:eof {function (p) return p[0] end})
+	if not out then
+		error "exec() timeout"
+	end
+
+	local status = p:wait()
+	if status ~= 0 then
+		io.write(out, "\n")
+		error("exit status " .. status)
+	end
+	return out:gsub("%s+$", "")
+end
+
+local temp = exec {"mktemp", "-d"}
+local atexit = {}
+setmetatable(atexit, {__gc = function () exec {"rm", "-rf", "--", temp} end})
+
+local env = {XDG_CONFIG_HOME=temp, TERM="xterm"}
+exec {"./xD", "--write-default-cfg", environ=env}
+
+-- Run the daemon to test against (assuming the default port 6667)
+local xD = wdye.spawn {"./xD", "-d", environ=env}
+local xC = wdye.spawn {"./xC", environ=env}
+
+function send (...) xC:send(...) end
+function expect (string)
+	wdye.expect(xC:exact {string},
+		wdye.timeout {5, function (p) error "xC timeout" end},
+		xC:eof {function (p) error "xC exited prematurely" end})
+end
+
+-- Connect to the daemon
+send "/server add localhost\n"
+expect "]"
+send "/set servers.localhost.addresses = \"localhost\"\n"
+expect "Option changed"
+send "/disconnect\n"
+expect "]"
+send "/connect\n"
+expect "Welcome to"
+
+-- Try some chatting
+send "/join #test\n"
+expect "has joined"
+send "Hello\n"
+expect "Hello"
+
+-- Attributes
+send "\x1bmbBold text! \x1bmc0,5And colors.\n"
+expect "]"
+
+-- Try basic commands
+send "/set\n"
+expect "]"
+send "/help\n"
+expect "]"
+
+-- Quit
+send "/quit\n"
+expect "Shutting down"
+
+local s1 = xC:wait()
+assert(s1 == 0, "xC exited abnormally: " .. s1)
+
+-- Send SIGINT (^C)
+xD:send "\003"
+local s2 = xD:wait()
+assert(s2 == 0, "xD exited abnormally: " .. s2)