From d6e84b3ed8ed5e0a3e16959abe23a876de13c314 Mon Sep 17 00:00:00 2001
From: "kenton@google.com"
 <kenton@google.com@630680e5-0e50-0410-840e-4b1c322b438d>
Date: Tue, 22 Dec 2009 19:43:41 +0000
Subject: When serializing to an ostream, verify that there were no
 stream-level errors before returning success.

---
 src/google/protobuf/message_unittest.cc | 15 ++++++++++++---
 1 file changed, 12 insertions(+), 3 deletions(-)

(limited to 'src/google/protobuf/message_unittest.cc')

diff --git a/src/google/protobuf/message_unittest.cc b/src/google/protobuf/message_unittest.cc
index 46e68446..33b9e77c 100644
--- a/src/google/protobuf/message_unittest.cc
+++ b/src/google/protobuf/message_unittest.cc
@@ -43,6 +43,7 @@
 #include <unistd.h>
 #endif
 #include <sstream>
+#include <fstream>
 
 #include <google/protobuf/stubs/common.h>
 #include <google/protobuf/io/zero_copy_stream_impl.h>
@@ -77,9 +78,9 @@ TEST(MessageTest, SerializeHelpers) {
   string str1("foo");
   string str2("bar");
 
-  message.SerializeToString(&str1);
-  message.AppendToString(&str2);
-  message.SerializeToOstream(&stream);
+  EXPECT_TRUE(message.SerializeToString(&str1));
+  EXPECT_TRUE(message.AppendToString(&str2));
+  EXPECT_TRUE(message.SerializeToOstream(&stream));
 
   EXPECT_EQ(str1.size() + 3, str2.size());
   EXPECT_EQ("bar", str2.substr(0, 3));
@@ -95,6 +96,14 @@ TEST(MessageTest, SerializeHelpers) {
 
 }
 
+TEST(MessageTest, SerializeToBrokenOstream) {
+  ofstream out;
+  protobuf_unittest::TestAllTypes message;
+  message.set_optional_int32(123);
+
+  EXPECT_FALSE(message.SerializeToOstream(&out));
+}
+
 TEST(MessageTest, ParseFromFileDescriptor) {
   string filename = TestSourceDir() +
                     "/google/protobuf/testdata/golden_message";
-- 
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