encoding: Construct Block from istream

Change-Id: Iee330e861197e9c347fd7c15a887c2b9fc5552be
diff --git a/tests_boost/Makefile.am b/tests_boost/Makefile.am
index dadf1c1..3564e82 100644
--- a/tests_boost/Makefile.am
+++ b/tests_boost/Makefile.am
@@ -7,6 +7,7 @@
   test-encode-decode-certificate.cpp \
   test-encode-decode-data.cpp \
   test-encode-decode-interest.cpp \
-  test-encode-decode-forwarding-entry.cpp
+  test-encode-decode-forwarding-entry.cpp \
+  test-encode-decode-block.cpp
 
 unit_tests_LDADD = ../libndn-cpp-dev.la @BOOST_SYSTEM_LIB@ @BOOST_UNIT_TEST_FRAMEWORK_LIB@ @OPENSSL_LIBS@ @CRYPTOPP_LIBS@ @OSX_SECURITY_LIBS@