Basic specs for meterpreter packet parser

spec/lib/rex/post/meterpreter/packet_parser_spec.rb

@@ -1,4 +1,59 @@
+require 'rex/post/meterpreter/packet'
 require 'rex/post/meterpreter/packet_parser'
 
 
+describe Rex::Post::Meterpreter::PacketParser do
+  subject{
+    Rex::Post::Meterpreter::PacketParser.new
+  }
+  before(:each) do
+    @req_packt = Rex::Post::Meterpreter::Packet.new(
+          Rex::Post::Meterpreter::PACKET_TYPE_REQUEST, 
+          "test_method")
+    @raw = @req_packt.to_r
+    @sock = double('Socket')
+    @sock.stub(:read) do |arg|
+      @raw.slice!(0,arg)
+    end
+  end
 
+  it "should respond to cipher" do
+    subject.should respond_to :cipher
+  end
+
+  it "should respond to raw" do
+    subject.should respond_to :raw
+  end
+
+  it "should respond to reset" do
+    subject.should respond_to :reset
+  end
+
+  it "should respond to recv" do
+    subject.should respond_to :recv
+  end
+
+  it "should respond to hdr_length_left" do
+    subject.should respond_to :hdr_length_left
+  end
+
+  it "should respond to payload_length_left" do
+    subject.should respond_to :payload_length_left
+  end
+
+  it "should initialise with expected defaults" do
+    subject.send(:raw).should == ""
+    subject.send(:hdr_length_left).should == 8
+    subject.send(:payload_length_left).should == 0
+  end
+
+  it "should parse valid raw data into a packet object" do
+    while @raw.length >0
+      parsed_packet = subject.recv(@sock)
+    end
+    parsed_packet.class.should == Rex::Post::Meterpreter::Packet
+    parsed_packet.type.should == Rex::Post::Meterpreter::PACKET_TYPE_REQUEST
+    parsed_packet.method?("test_method").should == true
+  end
+
+end