metasploit-framework/spec/lib/rex/socket/range_walker_spec.rb

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require 'rex/socket/range_walker'
describe Rex::Socket::RangeWalker do
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it "should have a num_ips attribute" do
walker = Rex::Socket::RangeWalker.new("")
walker.should respond_to("num_ips")
walker.should respond_to("length")
walker.num_ips.should == walker.length
end
it "should handle single ipv6 addresses" do
walker = Rex::Socket::RangeWalker.new("::1")
walker.should be_valid
walker.length.should == 1
end
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it "should handle ranges" do
walker = Rex::Socket::RangeWalker.new("10.1.1.1-2")
walker.should be_valid
walker.length.should == 2
walker.next_ip.should == "10.1.1.1"
walker = Rex::Socket::RangeWalker.new("10.1-2.1.1-2")
walker.should be_valid
walker.length.should == 4
walker = Rex::Socket::RangeWalker.new("10.1-2.3-4.5-6")
walker.should be_valid
walker.length.should == 8
walker.should include("10.1.3.5")
end
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it "should default the lower bound of a range to 0" do
walker = Rex::Socket::RangeWalker.new("10.1.3.-17")
walker.should be_valid
walker.length.should == 18
walker = Rex::Socket::RangeWalker.new("10.1.3.-255")
walker.should be_valid
walker.length.should == 256
end
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it "should default the upper bound of a range to 255" do
walker = Rex::Socket::RangeWalker.new("10.1.3.254-")
walker.should be_valid
walker.length.should == 2
end
it "should take * to mean 0-255" do
walker = Rex::Socket::RangeWalker.new("10.1.3.*")
walker.should be_valid
walker.length.should == 256
walker.next_ip.should == "10.1.3.0"
walker.should include("10.1.3.255")
walker = Rex::Socket::RangeWalker.new("10.1.*.3")
walker.should be_valid
walker.length.should == 256
walker.next_ip.should == "10.1.0.3"
walker.should include("10.1.255.3")
end
it "should handle lists" do
#walker = Rex::Socket::RangeWalker.new("10.1.1.1,2")
#walker.should be_valid
#walker.length.should == 2
walker = Rex::Socket::RangeWalker.new("10.1.1.1")
walker.should be_valid
walker.length.should == 1
walker = Rex::Socket::RangeWalker.new("10.1.1.1,3")
walker.should be_valid
walker.length.should == 2
walker.should_not include("10.1.1.2")
end
it "should produce the same ranges with * and 0-255" do
a = Rex::Socket::RangeWalker.new("10.1.3.*")
b = Rex::Socket::RangeWalker.new("10.1.3.0-255")
a.ranges.should eq(b.ranges)
end
it "should handle ranges and lists together" do
walker = Rex::Socket::RangeWalker.new("10.1.1.1-2,3")
walker.should be_valid
walker.length.should == 3
walker = Rex::Socket::RangeWalker.new("10.1-2.1.1,2")
walker.should be_valid
walker.length.should == 4
walker = Rex::Socket::RangeWalker.new("10.1,2.3,4.5,6")
walker.length.should == 8
end
it "should handle cidr" do
31.downto 16 do |bits|
walker = Rex::Socket::RangeWalker.new("10.1.1.1/#{bits}")
walker.should be_valid
walker.length.should == (2**(32-bits))
end
end
it "should yield all ips" do
walker = Rex::Socket::RangeWalker.new("10.1.1.1,2,3")
got = []
walker.each { |ip|
got.push ip
}
got.should == ["10.1.1.1", "10.1.1.2", "10.1.1.3"]
end
end