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			67 lines
		
	
	
	
		
			2.2 KiB
		
	
	
	
		
			Ruby
		
	
	
	
	
	
			
		
		
	
	
			67 lines
		
	
	
	
		
			2.2 KiB
		
	
	
	
		
			Ruby
		
	
	
	
	
	
# frozen_string_literal: false
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require 'test/unit'
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require 'resolv'
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require 'socket'
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require 'tempfile'
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class TestResolvAddr < Test::Unit::TestCase
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  def test_invalid_ipv4_address
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    assert_not_match(Resolv::IPv4::Regex, "1.2.3.256", "[ruby-core:29501]")
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    1000.times {|i|
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      if i < 256
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        assert_match(Resolv::IPv4::Regex, "#{i}.#{i}.#{i}.#{i}")
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      else
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        assert_not_match(Resolv::IPv4::Regex, "#{i}.#{i}.#{i}.#{i}")
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      end
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    }
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  end
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  def test_valid_ipv6_link_local_address
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    bug17112 = "[ruby-core:99539]"
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    assert_not_match(Resolv::IPv6::Regex, "fe80::1%", bug17112)
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    assert_not_match(Resolv::IPv6::Regex, "fe80:2:3:4:5:6:7:8%", bug17112)
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    assert_not_match(Resolv::IPv6::Regex, "fe90::1%em1", bug17112)
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    assert_not_match(Resolv::IPv6::Regex, "1:2:3:4:5:6:7:8%em1", bug17112)
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    assert_match(Resolv::IPv6::Regex, "fe80:2:3:4:5:6:7:8%em1", bug17112)
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    assert_match(Resolv::IPv6::Regex, "fe80::20d:3aff:fe7d:9760%eth0", bug17112)
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    assert_match(Resolv::IPv6::Regex, "fe80::1%em1", bug17112)
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    assert_match(Resolv::IPv6::Regex, "FE80:2:3:4:5:6:7:8%EM1", bug17112)
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    assert_match(Resolv::IPv6::Regex, "FE80::20D:3AFF:FE7D:9760%ETH0", bug17112)
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    assert_match(Resolv::IPv6::Regex, "FE80::1%EM1", bug17112)
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    bug17524 = "[ruby-core:101992]"
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    assert_match(Resolv::IPv6::Regex, "FE80::20D:3AFF:FE7D:9760%ruby_3.0.0-1", bug17524)
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    assert_match(Resolv::IPv6::Regex, "fe80::1%ruby_3.0.0-1", bug17524)
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  end
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  def test_valid_socket_ip_address_list
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    Socket.ip_address_list.each do |addr|
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      ip = addr.ip_address
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      assert_match(Resolv::AddressRegex, ip)
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      assert_equal(ip, Resolv.getaddress(ip))
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    end
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  end
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  def test_invalid_byte_comment
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    bug9273 = '[ruby-core:59239] [Bug #9273]'
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    Tempfile.create('resolv_test_addr_') do |tmpfile|
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      tmpfile.print("\xff\x00\x40")
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      tmpfile.close
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      hosts = Resolv::Hosts.new(tmpfile.path)
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      assert_nothing_raised(ArgumentError, bug9273) do
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        hosts.each_address("") {break}
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      end
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    end
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  end
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  def test_hosts_by_command
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    Dir.mktmpdir do |dir|
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      Dir.chdir(dir) do
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        hosts = Resolv::Hosts.new("|echo error")
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        assert_raise(Errno::ENOENT, Errno::EINVAL) do
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          hosts.each_name("") {}
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        end
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      end
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    end
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  end
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end
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