Ejemplo n.º 1
0
TEST(OwnedStringTest, copy_constructor_original_copy) {
  // Initialize a mutable string.
  const char *original = "string";
  const size_t length = strlen(original);
  char *data = static_cast<char *>(malloc(length + 1));
  memcpy(data, original, length);
  data[length] = '\0';

  // Create an OwnedString.
  OwnedString ownedString(data, length);

  EXPECT_EQ(length, ownedString.size());
  EXPECT_FALSE(ownedString.empty());

  // Copy the string
  OwnedString copy = OwnedString(ownedString.copy());
  EXPECT_EQ(length, copy.size());
  EXPECT_FALSE(copy.empty());

  // Make sure we correctly copied the data and that it is null
  // terminated.
  StringRef str = copy.str();
  EXPECT_EQ("string", str);
  EXPECT_EQ(length, strlen(str.data()));

  // Make sure updating the original pointer doesn't affect the copy.
  data[0] = 'a';

  EXPECT_EQ("string", str);
}
Ejemplo n.º 2
0
TEST(OwnedStringTest, char_pointer_non_empty) {
  const char *data = "string";
  const size_t length = strlen(data);
  OwnedString ownedString = OwnedString::makeUnowned(data);

  EXPECT_EQ(length, ownedString.size());
  EXPECT_FALSE(ownedString.empty());
  EXPECT_EQ(data, ownedString.str().data());
}
Ejemplo n.º 3
0
TEST(OwnedStringTest, char_pointer_length_zero) {
  const char *data = "string";
  const size_t length = 0;
  OwnedString ownedString(data, length);

  EXPECT_EQ(length, ownedString.size());
  EXPECT_TRUE(ownedString.empty());

  OwnedString copy = ownedString.copy();
  EXPECT_EQ(length, copy.size());
  EXPECT_TRUE(copy.empty());
}
Ejemplo n.º 4
0
TEST(OwnedStringTest, char_pointer_non_empty) {
  const char *data = "string";
  const size_t length = strlen(data);
  OwnedString ownedString(data);

  EXPECT_EQ(length, ownedString.size());
  EXPECT_FALSE(ownedString.empty());

  OwnedString copy = ownedString.copy();
  EXPECT_EQ(length, copy.size());
  EXPECT_FALSE(copy.empty());

  StringRef str = copy.str();
  EXPECT_EQ("string", str);
  EXPECT_EQ(length, strlen(str.data()));
}
Ejemplo n.º 5
0
TEST(OwnedStringTest, char_pointer_length_nonzero) {
  const char *data = "string";
  const size_t length = 1;
  OwnedString ownedString(data, length);

  EXPECT_EQ(length, ownedString.size());
  EXPECT_FALSE(ownedString.empty());

  OwnedString copy = ownedString.copy();
  EXPECT_EQ(length, copy.size());
  EXPECT_FALSE(copy.empty());

  // Make sure we correctly copied the data and that it is null
  // terminated.
  StringRef str = copy.str();
  EXPECT_EQ("s", str);
  EXPECT_EQ(1UL, strlen(str.data()));
}
Ejemplo n.º 6
0
RC<TokenSyntax>
syntax::findTokenSyntax(tok ExpectedKind,
                        OwnedString ExpectedText,
                        SourceManager &SourceMgr,
                        SourceLoc Loc,
                        unsigned BufferID,
                        const TokenPositionList &Tokens) {
  auto Offset = SourceMgr.getLocOffsetInBuffer(Loc, BufferID);

  size_t Start = 0;
  size_t End = Tokens.size() - 1;

  while (Start <= End) {
    auto Mid = (Start + End) / 2;
    auto TokAndPos = Tokens[Mid];
    auto Tok = TokAndPos.first;
    auto Pos = TokAndPos.second;

    auto TokStart = Pos.getOffset();
    auto TokEnd = TokStart + Tok->getText().size();

    if (Offset == TokStart) {
      if (Tok->getTokenKind() == ExpectedKind &&
          (ExpectedText.empty() || Tok->getText() == ExpectedText.str())) {
        return Tok;
      } else {
        return TokenSyntax::missingToken(ExpectedKind, ExpectedText);
      }
    }

    if (TokStart < Offset) {
      Start = Mid + 1;
    } else {
      End = Mid - 1;
    }
  }

  return TokenSyntax::missingToken(ExpectedKind, ExpectedText);
}