test/test_pool.rb in random-port-0.6.0 vs test/test_pool.rb in random-port-0.7.0

@@ -1,10 +1,10 @@
 # frozen_string_literal: true
 
 # (The MIT License)
 #
-# Copyright (c) 2018 Yegor Bugayenko
+# Copyright (c) 2018-2024 Yegor Bugayenko
 #
 # Permission is hereby granted, free of charge, to any person obtaining a copy
 # of this software and associated documentation files (the 'Software'), to deal
 # in the Software without restriction, including without limitation the rights
 # to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
@@ -22,21 +22,22 @@
 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 # SOFTWARE.
 
 require 'minitest/autorun'
 require 'threads'
+require 'socket'
 require_relative '../lib/random-port/pool'
 
 # Pool test.
 # Author:: Yegor Bugayenko ([e-mail])
-# Copyright:: Copyright (c) 2018 Yegor Bugayenko
+# Copyright:: Copyright (c) 2018-2024 Yegor Bugayenko
 # License:: MIT
 class RandomPort::TestPool < Minitest::Test
   def test_acquires_and_releases
     pool = RandomPort::Pool.new
     port = pool.acquire
-    server = TCPServer.new(port)
+    server = TCPServer.new('localhost', port)
     server.close
     assert(!port.nil?)
     assert(port.positive?)
     pool.release(port)
   end
@@ -44,11 +45,11 @@
   def test_acquires_and_releases_three_ports
     pool = RandomPort::Pool.new(limit: 3)
     assert_equal(0, pool.size)
     ports = pool.acquire(3, timeout: 16)
     ports.each do |p|
-      server = TCPServer.new(p)
+      server = TCPServer.new('localhost', p)
       server.close
     end
     assert_equal(3, pool.size)
     assert_equal(3, ports.count)
     pool.release(ports)
@@ -61,11 +62,11 @@
     pool.acquire(3, timeout: 16) do |ports|
       assert(ports.is_a?(Array))
       assert_equal(3, ports.count)
       assert_equal(3, pool.size)
       ports.each do |p|
-        server = TCPServer.new(p)
+        server = TCPServer.new('localhost', p)
         server.close
       end
     end
     assert_equal(0, pool.size)
   end
@@ -82,10 +83,10 @@
   def test_acquires_and_releases_in_threads
     pool = RandomPort::Pool.new
     Threads.new(100).assert do
       pool.acquire(5) do |ports|
         ports.each do |p|
-          server = TCPServer.new(p)
+          server = TCPServer.new('localhost', p)
           server.close
         end
       end
     end
   end