Add in-tree mspec and ruby/spec

* For easier modifications of ruby/spec by MRI developers.
* .gitignore: track changes under spec.
* spec/mspec, spec/rubyspec: add in-tree mspec and ruby/spec.
  These files can therefore be updated like any other file in MRI.
  Instructions are provided in spec/README.
  [Feature #13156] [ruby-core:79246]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@58595 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 71 insertions, 0 deletions

diff --git a/spec/rubyspec/library/socket/tcpsocket/shared/new.rb b/spec/rubyspec/library/socket/tcpsocket/shared/new.rb
new file mode 100644
index 0000000000..b6f557fc18
--- /dev/null
+++ b/spec/rubyspec/library/socket/tcpsocket/shared/new.rb
@@ -0,0 +1,71 @@
+require File.expand_path('../../../../../spec_helper', __FILE__)
+require File.expand_path('../../../fixtures/classes', __FILE__)
+
+describe :tcpsocket_new, shared: true do
+  it "requires a hostname and a port as arguments" do
+    lambda { TCPSocket.send(@method) }.should raise_error(ArgumentError)
+  end
+
+  it "refuses the connection when there is no server to connect to" do
+    lambda do
+      TCPSocket.send(@method, SocketSpecs.hostname, SocketSpecs.local_port)
+    end.should raise_error(Errno::ECONNREFUSED)
+  end
+
+  describe "with a running server" do
+    before :each do
+      @server = SocketSpecs::SpecTCPServer.new
+      @hostname = @server.hostname
+    end
+
+    after :each do
+      if @socket
+        @socket.write "QUIT"
+        @socket.close
+      end
+      @server.shutdown
+    end
+
+    it "silently ignores 'nil' as the third parameter" do
+      @socket = TCPSocket.send(@method, @hostname, SocketSpecs.port, nil)
+      @socket.should be_an_instance_of(TCPSocket)
+    end
+
+    it "connects to a listening server with host and port" do
+      @socket = TCPSocket.send(@method, @hostname, SocketSpecs.port)
+      @socket.should be_an_instance_of(TCPSocket)
+    end
+
+    it "connects to a server when passed local_host argument" do
+      @socket = TCPSocket.send(@method, @hostname, SocketSpecs.port, @hostname)
+      @socket.should be_an_instance_of(TCPSocket)
+    end
+
+    it "connects to a server when passed local_host and local_port arguments" do
+      @socket = TCPSocket.send(@method, @hostname, SocketSpecs.port,
+                               @hostname, SocketSpecs.local_port)
+      @socket.should be_an_instance_of(TCPSocket)
+    end
+
+    it "has an address once it has connected to a listening server" do
+      @socket = TCPSocket.send(@method, @hostname, SocketSpecs.port)
+      @socket.should be_an_instance_of(TCPSocket)
+
+      # TODO: Figure out how to abstract this. You can get AF_INET
+      # from 'Socket.getaddrinfo(hostname, nil)[0][3]' but socket.addr
+      # will return AF_INET6. At least this check will weed out clearly
+      # erroneous values.
+      @socket.addr[0].should =~ /^AF_INET6?/
+
+      case @socket.addr[0]
+      when 'AF_INET'
+        @socket.addr[3].should == SocketSpecs.addr(:ipv4)
+      when 'AF_INET6'
+        @socket.addr[3].should == SocketSpecs.addr(:ipv6)
+      end
+
+      @socket.addr[1].should be_kind_of(Fixnum)
+      @socket.addr[2].should =~ /^#{@hostname}/
+    end
+  end
+end