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https://github.com/ruby/ruby.git
synced 2022-11-09 12:17:21 -05:00
44 lines
1.5 KiB
Ruby
44 lines
1.5 KiB
Ruby
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require File.expand_path('../../../../spec_helper', __FILE__)
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require 'socket'
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describe "Socket::BasicSocket#ioctl" do
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platform_is :linux do
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it "passes data from and to a String correctly" do
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s = Socket.new Socket::AF_INET, Socket::SOCK_DGRAM, 0
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# /usr/include/net/if.h, structure ifreq
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# The structure is 32 bytes on x86, 40 bytes on x86_64
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if_name = ['lo'].pack('a16')
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buffer = if_name + 'z' * 24
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# SIOCGIFADDR in /usr/include/bits/ioctls.h
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s.ioctl 0x8915, buffer
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s.close
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# Interface name should remain unchanged.
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buffer[0, 16].should == if_name
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# lo should have an IPv4 address of 127.0.0.1
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buffer[16, 2].unpack('S!').first.should == Socket::AF_INET
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buffer[20, 4].should == "\x7f\0\0\x01"
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end
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end
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platform_is :freebsd do
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it "passes data from and to a String correctly" do
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s = Socket.new Socket::AF_INET, Socket::SOCK_DGRAM, 0
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# /usr/include/net/if.h, structure ifreq
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# The structure is 32 bytes on x86, 40 bytes on x86_64
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if_name = ['lo0'].pack('a16')
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buffer = if_name + 'z' * 24
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# SIOCGIFADDR in /usr/include/bits/ioctls.h
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s.ioctl 0xc0206921, buffer
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s.close
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# Interface name should remain unchanged.
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buffer[0, 16].should == if_name
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# lo should have an IPv4 address of 127.0.0.1
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buffer[16, 1].unpack('C').first.should == 16
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buffer[17, 1].unpack('C').first.should == Socket::AF_INET
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buffer[20, 4].should == "\x7f\0\0\x01"
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end
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end
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end
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