structurally_valid_unittest.cc revision d0332953cda33fb4f8e24ebff9c49159b69c43d6 
1// Copyright 2008 Google Inc. All Rights Reserved.
2// Author: xpeng@google.com (Peter Peng)
3
4#include <google/protobuf/stubs/common.h>
5#include <gtest/gtest.h>
6
7namespace google {
8namespace protobuf {
9namespace internal {
10namespace {
11
12TEST(StructurallyValidTest, ValidUTF8String) {
13  // On GCC, this string can be written as:
14  //   "abcd 1234 - \u2014\u2013\u2212"
15  // MSVC seems to interpret \u differently.
16  string valid_str("abcd 1234 - \342\200\224\342\200\223\342\210\222 - xyz789");
17  EXPECT_TRUE(IsStructurallyValidUTF8(valid_str.data(),
18                                      valid_str.size()));
19  // Additional check for pointer alignment
20  for (int i = 1; i < 8; ++i) {
21    EXPECT_TRUE(IsStructurallyValidUTF8(valid_str.data() + i,
22                                        valid_str.size() - i));
23  }
24}
25
26TEST(StructurallyValidTest, InvalidUTF8String) {
27  const string invalid_str("abcd\xA0\xB0\xA0\xB0\xA0\xB0 - xyz789");
28  EXPECT_FALSE(IsStructurallyValidUTF8(invalid_str.data(),
29                                       invalid_str.size()));
30  // Additional check for pointer alignment
31  for (int i = 1; i < 8; ++i) {
32    EXPECT_FALSE(IsStructurallyValidUTF8(invalid_str.data() + i,
33                                         invalid_str.size() - i));
34  }
35}
36
37}  // namespace
38}  // namespace internal
39}  // namespace protobuf
40}  // namespace google
41