1 files changed, 92 insertions, 0 deletions
diff --git a/spec/ruby/library/ipaddr/new_spec.rb b/spec/ruby/library/ipaddr/new_spec.rb
new file mode 100644
index 0000000000..7fba2b372e
--- /dev/null
+++ b/spec/ruby/library/ipaddr/new_spec.rb
@@ -0,0 +1,92 @@
+require_relative '../../spec_helper'
+require 'ipaddr'
+
+describe "IPAddr#new" do
+  it "initializes IPAddr" do
+    ->{ IPAddr.new("3FFE:505:ffff::/48") }.should_not.raise
+    ->{ IPAddr.new("0:0:0:1::")          }.should_not.raise
+    ->{ IPAddr.new("2001:200:300::/48")  }.should_not.raise
+  end
+
+  it "initializes IPAddr ipv6 address with short notation" do
+    a = IPAddr.new
+    a.to_s.should == "::"
+    a.to_string.should == "0000:0000:0000:0000:0000:0000:0000:0000"
+    a.family.should == Socket::AF_INET6
+  end
+
+  it "initializes IPAddr ipv6 address with long notation" do
+    a = IPAddr.new("0123:4567:89ab:cdef:0ABC:DEF0:1234:5678")
+    a.to_s.should == "123:4567:89ab:cdef:abc:def0:1234:5678"
+    a.to_string.should == "0123:4567:89ab:cdef:0abc:def0:1234:5678"
+    a.family.should == Socket::AF_INET6
+  end
+
+  it "initializes IPAddr ipv6 address with / subnet notation" do
+    a = IPAddr.new("3ffe:505:2::/48")
+    a.to_s.should == "3ffe:505:2::"
+    a.to_string.should == "3ffe:0505:0002:0000:0000:0000:0000:0000"
+    a.family.should == Socket::AF_INET6
+    a.should_not.ipv4?
+    a.should.ipv6?
+    a.inspect.should == "#<IPAddr: IPv6:3ffe:0505:0002:0000:0000:0000:0000:0000/ffff:ffff:ffff:0000:0000:0000:0000:0000>"
+  end
+
+  it "initializes IPAddr ipv6 address with mask subnet notation" do
+    a = IPAddr.new("3ffe:505:2::/ffff:ffff:ffff::")
+    a.to_s.should == "3ffe:505:2::"
+    a.to_string.should == "3ffe:0505:0002:0000:0000:0000:0000:0000"
+    a.family.should == Socket::AF_INET6
+  end
+
+  it "initializes IPAddr ipv4 address with all zeroes" do
+    a = IPAddr.new("0.0.0.0")
+    a.to_s.should == "0.0.0.0"
+    a.to_string.should == "0.0.0.0"
+    a.family.should == Socket::AF_INET
+  end
+
+  it "initializes IPAddr ipv4 address" do
+    a = IPAddr.new("192.168.1.2")
+    a.to_s.should == "192.168.1.2"
+    a.to_string.should == "192.168.1.2"
+    a.family.should == Socket::AF_INET
+    a.should.ipv4?
+    a.should_not.ipv6?
+  end
+
+  it "initializes IPAddr ipv4 address with / subnet notation" do
+    a = IPAddr.new("192.168.1.2/24")
+    a.to_s.should == "192.168.1.0"
+    a.to_string.should == "192.168.1.0"
+    a.family.should == Socket::AF_INET
+    a.inspect.should == "#<IPAddr: IPv4:192.168.1.0/255.255.255.0>"
+  end
+
+  it "initializes IPAddr ipv4 address with subnet mask" do
+    a = IPAddr.new("192.168.1.2/255.255.255.0")
+    a.to_s.should == "192.168.1.0"
+    a.to_string.should == "192.168.1.0"
+    a.family.should == Socket::AF_INET
+  end
+
+  it "initializes IPAddr ipv4 mapped address with subnet mask" do
+    a = IPAddr.new("::1:192.168.1.2/120")
+    a.to_s.should == "::1:c0a8:100"
+    a.to_string.should == "0000:0000:0000:0000:0000:0001:c0a8:0100"
+    a.family.should == Socket::AF_INET6
+  end
+
+  it "raises on incorrect IPAddr strings" do
+    [
+      ["::1/255.255.255.0"],
+      [IPAddr.new("::1").to_i],
+      ["::ffff:192.168.1.2/120", Socket::AF_INET],
+      ["[192.168.1.2]/120"],
+    ].each { |args|
+      ->{
+        IPAddr.new(*args)
+      }.should.raise(ArgumentError)
+    }
+  end
+end