brew/Library/Homebrew/test/free_port_spec.rb
2024-03-30 11:29:34 -07:00

23 lines
557 B
Ruby

# frozen_string_literal: true
require "socket"
require "formula_free_port"
RSpec.describe Homebrew::FreePort do
include described_class
describe "#free_port" do
it "returns a free TCP/IP port" do
# IANA suggests user port from 1024 to 49151
# and dynamic port for 49152 to 65535
# http://www.iana.org/assignments/port-numbers
min_port = 1024
max_port = 65535
port = free_port
expect(port).to be_between(min_port, max_port)
expect { TCPServer.new(port).close }.not_to raise_error
end
end
end