Thrift: Clean up and test TDenseProtocol

Summary:
- TDenseProtocol now includes a part of the struct fingerprint in
  the serialized message, to protect from unserialzing trash.
- A lot of cleanups and commenting for TDenseProtocol.
- A lot of test cases for same.

Reviewed By: mcslee

Test Plan: test/DenseProtoTest.cpp

Revert Plan: ok


git-svn-id: https://svn.apache.org/repos/asf/incubator/thrift/trunk@665257 13f79535-47bb-0310-9956-ffa450edef68

1 files changed, 9 insertions, 0 deletions

diff --git a/test/OptionalRequiredTest.thrift b/test/OptionalRequiredTest.thrift
index b2652dd5c..431a0b006 100644
--- a/test/OptionalRequiredTest.thrift
+++ b/test/OptionalRequiredTest.thrift
@@ -40,3 +40,12 @@ struct Complex {
   5: required Simple req_simp;
   6: optional Simple opt_simp;
 }
+
+struct ManyOpt {
+  1: optional i32 opt1;
+  2: optional i32 opt2;
+  3: optional i32 opt3;
+  4:          i32 def4;
+  5: optional i32 opt5;
+  6: optional i32 opt6;
+}