llvm-project/lldb/unittests/Core/DataExtractorTest.cpp

40 lines
1.3 KiB
C++

//===-- DataExtractorTest.cpp -----------------------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#if defined(_MSC_VER) && (_HAS_EXCEPTIONS == 0)
// Workaround for MSVC standard library bug, which fails to include <thread> when
// exceptions are disabled.
#include <eh.h>
#endif
#include "gtest/gtest.h"
#include "lldb/Core/DataExtractor.h"
using namespace lldb_private;
TEST(DataExtractorTest, GetBitfield)
{
char buffer[] = { 0x01, 0x23, 0x45, 0x67 };
DataExtractor LE(buffer, sizeof(buffer), lldb::eByteOrderLittle, sizeof(void *));
DataExtractor BE(buffer, sizeof(buffer), lldb::eByteOrderBig, sizeof(void *));
lldb::offset_t offset;
offset = 0;
ASSERT_EQ(buffer[1], LE.GetMaxU64Bitfield(&offset, sizeof(buffer), 8, 8));
offset = 0;
ASSERT_EQ(buffer[1], BE.GetMaxU64Bitfield(&offset, sizeof(buffer), 8, 8));
offset = 0;
ASSERT_EQ(buffer[1], LE.GetMaxS64Bitfield(&offset, sizeof(buffer), 8, 8));
offset = 0;
ASSERT_EQ(buffer[1], BE.GetMaxS64Bitfield(&offset, sizeof(buffer), 8, 8));
}