Initial checkin.

1 files changed, 224 insertions, 0 deletions

diff --git a/src/google/protobuf/message_unittest.cc b/src/google/protobuf/message_unittest.cc
new file mode 100644
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--- /dev/null
+++ b/src/google/protobuf/message_unittest.cc
@@ -0,0 +1,224 @@
+// Protocol Buffers - Google's data interchange format
+// Copyright 2008 Google Inc.
+// http://code.google.com/p/protobuf/
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+// Author: kenton@google.com (Kenton Varda)
+//  Based on original Protocol Buffers design by
+//  Sanjay Ghemawat, Jeff Dean, and others.
+
+#include <google/protobuf/message.h>
+
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#ifdef _MSC_VER
+#include <io.h>
+#else
+#include <unistd.h>
+#endif
+#include <sstream>
+
+#include <google/protobuf/stubs/common.h>
+#include <google/protobuf/io/zero_copy_stream_impl.h>
+#include <google/protobuf/io/coded_stream.h>
+#include <google/protobuf/descriptor.h>
+#include <google/protobuf/descriptor.pb.h>
+#include <google/protobuf/unittest.pb.h>
+#include <google/protobuf/test_util.h>
+
+#include <google/protobuf/testing/googletest.h>
+#include <gtest/gtest.h>
+
+namespace google {
+namespace protobuf {
+
+#ifndef O_BINARY
+#ifdef _O_BINARY
+#define O_BINARY _O_BINARY
+#else
+#define O_BINARY 0     // If this isn't defined, the platform doesn't need it.
+#endif
+#endif
+
+TEST(MessageTest, SerializeHelpers) {
+  // TODO(kenton):  Test more helpers?  They're all two-liners so it seems
+  //   like a waste of time.
+
+  protobuf_unittest::TestAllTypes message;
+  TestUtil::SetAllFields(&message);
+  stringstream stream;
+
+  string str1("foo");
+  string str2("bar");
+
+  message.SerializeToString(&str1);
+  message.AppendToString(&str2);
+  message.SerializeToOstream(&stream);
+
+  EXPECT_EQ(str1.size() + 3, str2.size());
+  EXPECT_EQ("bar", str2.substr(0, 3));
+  // Don't use EXPECT_EQ because we don't want to dump raw binary data to
+  // stdout.
+  EXPECT_TRUE(str2.substr(3) == str1);
+
+  // GCC gives some sort of error if we try to just do stream.str() == str1.
+  string temp = stream.str();
+  EXPECT_TRUE(temp == str1);
+
+}
+
+TEST(MessageTest, ParseFromFileDescriptor) {
+  string filename = TestSourceDir() +
+                    "/google/protobuf/testdata/golden_message";
+  int file = open(filename.c_str(), O_RDONLY | O_BINARY);
+
+  unittest::TestAllTypes message;
+  EXPECT_TRUE(message.ParseFromFileDescriptor(file));
+  TestUtil::ExpectAllFieldsSet(message);
+
+  EXPECT_GE(close(file), 0);
+}
+
+TEST(MessageTest, ParseHelpers) {
+  // TODO(kenton):  Test more helpers?  They're all two-liners so it seems
+  //   like a waste of time.
+  string data;
+
+  {
+    // Set up.
+    protobuf_unittest::TestAllTypes message;
+    TestUtil::SetAllFields(&message);
+    message.SerializeToString(&data);
+  }
+
+  {
+    // Test ParseFromString.
+    protobuf_unittest::TestAllTypes message;
+    EXPECT_TRUE(message.ParseFromString(data));
+    TestUtil::ExpectAllFieldsSet(message);
+  }
+
+  {
+    // Test ParseFromIstream.
+    protobuf_unittest::TestAllTypes message;
+    stringstream stream(data);
+    EXPECT_TRUE(message.ParseFromIstream(&stream));
+    EXPECT_TRUE(stream.eof());
+    TestUtil::ExpectAllFieldsSet(message);
+  }
+}
+
+TEST(MessageTest, ParseFailsIfNotInitialized) {
+  unittest::TestRequired message;
+  vector<string> errors;
+
+  {
+    ScopedMemoryLog log;
+    EXPECT_FALSE(message.ParseFromString(""));
+    errors = log.GetMessages(ERROR);
+  }
+
+  ASSERT_EQ(1, errors.size());
+  EXPECT_EQ("Can't parse message of type \"protobuf_unittest.TestRequired\" "
+            "because it is missing required fields: a, b, c",
+            errors[0]);
+}
+
+TEST(MessageTest, BypassInitializationCheckOnParse) {
+  unittest::TestRequired message;
+  io::ArrayInputStream raw_input(NULL, 0);
+  io::CodedInputStream input(&raw_input);
+  EXPECT_TRUE(message.MergePartialFromCodedStream(&input));
+}
+
+TEST(MessageTest, InitializationErrorString) {
+  unittest::TestRequired message;
+  EXPECT_EQ("a, b, c", message.InitializationErrorString());
+}
+
+#ifdef GTEST_HAS_DEATH_TEST  // death tests do not work on Windows yet.
+
+TEST(MessageTest, SerializeFailsIfNotInitialized) {
+  unittest::TestRequired message;
+  string data;
+  EXPECT_DEBUG_DEATH(EXPECT_TRUE(message.SerializeToString(&data)),
+    "Can't serialize message of type \"protobuf_unittest.TestRequired\" because "
+    "it is missing required fields: a, b, c");
+}
+
+TEST(MessageTest, CheckInitialized) {
+  unittest::TestRequired message;
+  EXPECT_DEATH(message.CheckInitialized(),
+    "Message of type \"protobuf_unittest.TestRequired\" is missing required "
+    "fields: a, b, c");
+}
+
+#endif  // GTEST_HAS_DEATH_TEST
+
+TEST(MessageTest, BypassInitializationCheckOnSerialize) {
+  unittest::TestRequired message;
+  io::ArrayOutputStream raw_output(NULL, 0);
+  io::CodedOutputStream output(&raw_output);
+  EXPECT_TRUE(message.SerializePartialToCodedStream(&output));
+}
+
+TEST(MessageTest, FindInitializationErrors) {
+  unittest::TestRequired message;
+  vector<string> errors;
+  message.FindInitializationErrors(&errors);
+  ASSERT_EQ(3, errors.size());
+  EXPECT_EQ("a", errors[0]);
+  EXPECT_EQ("b", errors[1]);
+  EXPECT_EQ("c", errors[2]);
+}
+
+TEST(MessageTest, ParseFailsOnInvalidMessageEnd) {
+  unittest::TestAllTypes message;
+
+  // Control case.
+  EXPECT_TRUE(message.ParseFromArray("", 0));
+
+  // The byte is a valid varint, but not a valid tag (zero).
+  EXPECT_FALSE(message.ParseFromArray("\0", 1));
+
+  // The byte is a malformed varint.
+  EXPECT_FALSE(message.ParseFromArray("\200", 1));
+
+  // The byte is an endgroup tag, but we aren't parsing a group.
+  EXPECT_FALSE(message.ParseFromArray("\014", 1));
+}
+
+TEST(MessageFactoryTest, GeneratedFactoryLookup) {
+  EXPECT_EQ(
+    MessageFactory::generated_factory()->GetPrototype(
+      protobuf_unittest::TestAllTypes::descriptor()),
+    &protobuf_unittest::TestAllTypes::default_instance());
+}
+
+TEST(MessageFactoryTest, GeneratedFactoryUnknownType) {
+  // Construct a new descriptor.
+  DescriptorPool pool;
+  FileDescriptorProto file;
+  file.set_name("foo.proto");
+  file.add_message_type()->set_name("Foo");
+  const Descriptor* descriptor = pool.BuildFile(file)->message_type(0);
+
+  // Trying to construct it should return NULL.
+  EXPECT_TRUE(
+    MessageFactory::generated_factory()->GetPrototype(descriptor) == NULL);
+}
+
+}  // namespace protobuf
+}  // namespace google