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//===- DXContainerTest.cpp - Tests for DXContainerFile --------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#include "llvm/Object/DXContainer.h"
#include "llvm/ADT/StringRef.h"
#include "llvm/BinaryFormat/Magic.h"
#include "llvm/Support/MemoryBufferRef.h"
#include "llvm/Testing/Support/Error.h"
#include "gtest/gtest.h"
using namespace llvm;
using namespace llvm::object;
template <std::size_t X> MemoryBufferRef getMemoryBuffer(uint8_t Data[X]) {
StringRef Obj(reinterpret_cast<char *>(&Data[0]), X);
return MemoryBufferRef(Obj, "");
}
TEST(DXCFile, IdentifyMagic) {
StringRef Buffer("DXBC");
EXPECT_EQ(identify_magic(Buffer), file_magic::dxcontainer_object);
}
TEST(DXCFile, ParseHeaderErrors) {
uint8_t Buffer[] = {0x44, 0x58, 0x42, 0x43};
EXPECT_THAT_EXPECTED(
DXContainer::create(getMemoryBuffer<4>(Buffer)),
FailedWithMessage("Reading structure out of file bounds"));
}
TEST(DXCFile, ParseHeader) {
uint8_t Buffer[] = {0x44, 0x58, 0x42, 0x43, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00,
0x70, 0x0D, 0x00, 0x00, 0x07, 0x00, 0x00, 0x00};
DXContainer C =
llvm::cantFail(DXContainer::create(getMemoryBuffer<32>(Buffer)));
EXPECT_TRUE(memcmp(C.getHeader().Magic, "DXBC", 4) == 0);
EXPECT_TRUE(memcmp(C.getHeader().FileHash.Digest,
"\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0", 16) == 0);
EXPECT_EQ(C.getHeader().Version.Major, 1u);
EXPECT_EQ(C.getHeader().Version.Minor, 0u);
}
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