Move spec/rubyspec to spec/ruby for consistency

* Other ruby implementations use the spec/ruby directory.
  [Misc #13792] [ruby-core:82287]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59979 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

spec/ruby/library/socket/ipsocket/recvfrom_spec.rb

@@ -0,0 +1,72 @@
+require File.expand_path('../../../../spec_helper', __FILE__)
+require File.expand_path('../../fixtures/classes', __FILE__)
+
+describe "Socket::IPSocket#recvfrom" do
+
+  before :each do
+    @server = TCPServer.new("127.0.0.1", 0)
+    @port = @server.addr[1]
+    @client = TCPSocket.new("127.0.0.1", @port)
+  end
+
+  after :each do
+    @server.close unless @server.closed?
+    @client.close unless @client.closed?
+  end
+
+  it "reads data from the connection" do
+    data = nil
+    t = Thread.new do
+      client = @server.accept
+      begin
+        data = client.recvfrom(6)
+      ensure
+        client.close
+      end
+    end
+
+    @client.send('hello', 0)
+    @client.shutdown rescue nil
+    # shutdown may raise Errno::ENOTCONN when sent data is pending.
+    t.join
+
+    data.first.should == 'hello'
+  end
+
+  it "reads up to len bytes" do
+    data = nil
+    t = Thread.new do
+      client = @server.accept
+      begin
+        data = client.recvfrom(3)
+      ensure
+        client.close
+      end
+    end
+
+    @client.send('hello', 0)
+    @client.shutdown rescue nil
+    t.join
+
+    data.first.should == 'hel'
+  end
+
+  it "returns an array with the data and connection info" do
+    data = nil
+    t = Thread.new do
+      client = @server.accept
+      data = client.recvfrom(3)
+      client.close
+    end
+
+    @client.send('hello', 0)
+    @client.shutdown rescue nil
+    t.join
+
+    data.size.should == 2
+    data.first.should == "hel"
+    # This does not apply to every platform, dependant on recvfrom(2)
+    # data.last.should == nil
+  end
+
+end