forked from OSchip/llvm-project
57 lines
1.8 KiB
C++
57 lines
1.8 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)
|
|
{
|
|
uint8_t 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(int8_t(buffer[1]), LE.GetMaxS64Bitfield(&offset, sizeof(buffer), 8, 8));
|
|
offset = 0;
|
|
ASSERT_EQ(int8_t(buffer[1]), BE.GetMaxS64Bitfield(&offset, sizeof(buffer), 8, 8));
|
|
}
|
|
|
|
TEST(DataExtractorTest, PeekData)
|
|
{
|
|
uint8_t buffer[] = { 0x01, 0x02, 0x03, 0x04 };
|
|
DataExtractor E(buffer, sizeof buffer, lldb::eByteOrderLittle, 4);
|
|
|
|
EXPECT_EQ(buffer + 0, E.PeekData(0, 0));
|
|
EXPECT_EQ(buffer + 0, E.PeekData(0, 4));
|
|
EXPECT_EQ(nullptr, E.PeekData(0, 5));
|
|
|
|
EXPECT_EQ(buffer + 2, E.PeekData(2, 0));
|
|
EXPECT_EQ(buffer + 2, E.PeekData(2, 2));
|
|
EXPECT_EQ(nullptr, E.PeekData(2, 3));
|
|
|
|
EXPECT_EQ(buffer + 4, E.PeekData(4, 0));
|
|
EXPECT_EQ(nullptr, E.PeekData(4, 1));
|
|
}
|