cpp: add cases.mpac test

cpp/preprocess

@@ -25,4 +25,6 @@ cp -f ../msgpack/pack_define.h     src/msgpack/
 cp -f ../msgpack/pack_template.h   src/msgpack/
 cp -f ../msgpack/unpack_define.h   src/msgpack/
 cp -f ../msgpack/unpack_template.h src/msgpack/
+cp -f ../test/cases.mpac           test/
+cp -f ../test/cases_compact.mpac   test/
 

cpp/test/Makefile.am

@@ -10,6 +10,7 @@ check_PROGRAMS = \
 		object \
 		convert \
 		buffer \
+		cases \
 		msgpackc_test \
 		msgpack_test
 
@@ -28,7 +29,11 @@ convert_SOURCES = convert.cc
 buffer_SOURCES = buffer.cc
 buffer_LDADD = -lz
 
+cases_SOURCES = cases.cc
+
 msgpackc_test_SOURCES = msgpackc_test.cpp
 
 msgpack_test_SOURCES = msgpack_test.cpp
 
+EXTRA_DIST = cases.mpac cases_compact.mpac
+

cpp/test/cases.cc

@@ -0,0 +1,36 @@
+#include <msgpack.hpp>
+#include <fstream>
+#include <gtest/gtest.h>
+
+static void feed_file(msgpack::unpacker& pac, const char* path)
+{
+	std::ifstream fin(path);
+	while(true) {
+		pac.reserve_buffer(32*1024);
+		fin.read(pac.buffer(), pac.buffer_capacity());
+		if(fin.bad()) {
+			throw std::runtime_error("read failed");
+		}
+		pac.buffer_consumed(fin.gcount());
+		if(fin.fail()) {
+			break;
+		}
+	}
+}
+
+TEST(cases, format)
+{
+	msgpack::unpacker pac;
+	msgpack::unpacker pac_compact;
+
+	feed_file(pac, "cases.mpac");
+	feed_file(pac_compact, "cases_compact.mpac");
+
+	msgpack::unpacked result;
+	while(pac.next(&result)) {
+		msgpack::unpacked result_compact;
+		EXPECT_TRUE( pac_compact.next(&result_compact) );
+		EXPECT_EQ(result_compact.get(), result.get());
+	}
+}
+

test/cases_gen.rb

@@ -63,14 +63,29 @@ EOF
 source.gsub!(/\#.+$/,'')
 bytes = source.strip.split(/\s+/).map {|x| x.to_i(16) }.pack('C*')
 
+objs = []
 compact_bytes = ""
 pac = MessagePack::Unpacker.new
 pac.feed(bytes)
 pac.each {|obj|
 	p obj
+	objs << obj
 	compact_bytes << obj.to_msgpack
 }
 
+# self check
+cpac = MessagePack::Unpacker.new
+cpac.feed(compact_bytes)
+cpac.each {|cobj|
+	obj = objs.shift
+	if obj != cobj
+		puts "** SELF CHECK FAILED **"
+		puts "expected: #{obj.inspect}"
+		puts "actual: #{cobj.inspect}"
+		exit 1
+	end
+}
+
 File.open("cases.mpac","w") {|f| f.write(bytes) }
 File.open("cases_compact.mpac","w") {|f| f.write(compact_bytes) }