extends "res://tests/test_case.gd"

const ServerControlScript = preload("res://scripts/server_control.gd")


func test_control_rejects_invalid_port_and_starts_loopback_listener() -> void:
	var control = ServerControlScript.new()
	assert_eq(control.start(0), ERR_INVALID_PARAMETER, "control rejects port zero")
	var port := 18000 + (Time.get_ticks_usec() % 1000)
	assert_eq(control.start(port, "drain-secret"), OK, "control starts on a valid loopback port")
	control.stop()
	control.queue_free()


func test_process_ready_and_drain_state_are_monotonic() -> void:
	var control = ServerControlScript.new()
	assert_true(not control.is_draining(), "control starts non-draining")
	control.set_process_ready(true)
	assert_true(not control.is_draining(), "process readiness does not imply draining")
	control.stop()
	control.queue_free()