OCCT

// Copyright (c) 2026 OPEN CASCADE SAS
//
// This file is part of Open CASCADE Technology software library.
//
// This library is free software; you can redistribute it and/or modify it under
// the terms of the GNU Lesser General Public License version 2.1 as published
// by the Free Software Foundation, with special exception defined in the file
// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
// distribution for complete text of the license and disclaimer of any warranty.
//
// Alternatively, this file may be used under the terms of Open CASCADE
// commercial license or contractual agreement.

#include <Standard_ReadLineBuffer.hxx>

#include <gtest/gtest.h>

#include <sstream>
#include <string>
#include <string_view>

TEST(Standard_ReadLineBufferTest, TerminatesFinalLine)
{
  const std::string       aContent = "unterminated";
  std::istringstream      anInput(aContent);
  Standard_ReadLineBuffer aBuffer(4);

  size_t      aLineLength = 0;
  const char* aLine       = aBuffer.ReadLine(anInput, aLineLength);
  ASSERT_NE(aLine, nullptr);
  EXPECT_EQ(aLineLength, aContent.size());
  EXPECT_EQ(std::string_view(aLine, aLineLength), aContent);
  EXPECT_EQ(aLine[aLineLength], '\0');
}