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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/ADT/StringRef.h"
#include "llvm/ADT/Twine.h"
#include "llvm/ObjectYAML/ObjectYAML.h"
#include "llvm/ObjectYAML/yaml2obj.h"
#include "llvm/Support/MemoryBufferRef.h"
#include "llvm/Support/YAMLTraits.h"
#include "llvm/Support/raw_ostream.h"
#include "llvm/Testing/Support/Error.h"
#include "gtest/gtest.h"
using namespace llvm;
using namespace llvm::object;
static bool convert(SmallVectorImpl<char> &Output, const char *YAML) {
raw_svector_ostream OS(Output);
yaml::Input YIn(YAML);
return convertYAML(YIn, OS, [](const Twine &Err) { errs() << Err; });
}
TEST(DXCFile, ParseEmptyParts) {
SmallString<128> Storage;
// First read a fully explicit yaml with all sizes and offsets provided
ASSERT_TRUE(convert(Storage, R"(--- !dxcontainer
Header:
Hash: [ 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
0x0, 0x0, 0x0, 0x0, 0x0, 0x0 ]
Version:
Major: 1
Minor: 0
FileSize: 116
PartCount: 7
PartOffsets: [ 60, 68, 76, 84, 92, 100, 108 ]
Parts:
- Name: FKE0
Size: 0
- Name: FKE1
Size: 0
- Name: FKE2
Size: 0
- Name: FKE3
Size: 0
- Name: FKE4
Size: 0
- Name: FKE5
Size: 0
- Name: FKE6
Size: 0
...
)"));
// Result
char 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,
0x74, 0x00, 0x00, 0x00, 0x07, 0x00, 0x00, 0x00, 0x3C, 0x00, 0x00, 0x00,
0x44, 0x00, 0x00, 0x00, 0x4C, 0x00, 0x00, 0x00, 0x54, 0x00, 0x00, 0x00,
0x5C, 0x00, 0x00, 0x00, 0x64, 0x00, 0x00, 0x00, 0x6C, 0x00, 0x00, 0x00,
0x46, 0x4B, 0x45, 0x30, 0x00, 0x00, 0x00, 0x00, 0x46, 0x4B, 0x45, 0x31,
0x00, 0x00, 0x00, 0x00, 0x46, 0x4B, 0x45, 0x32, 0x00, 0x00, 0x00, 0x00,
0x46, 0x4B, 0x45, 0x33, 0x00, 0x00, 0x00, 0x00, 0x46, 0x4B, 0x45, 0x34,
0x00, 0x00, 0x00, 0x00, 0x46, 0x4B, 0x45, 0x35, 0x00, 0x00, 0x00, 0x00,
0x46, 0x4B, 0x45, 0x36, 0x00, 0x00, 0x00, 0x00,
};
EXPECT_EQ(Storage.size(), 116u);
EXPECT_TRUE(memcmp(Buffer, Storage.data(), 116) == 0);
Storage.clear();
// Next, read the same file without the part offsets or file size. Both cases
// should result in the same final output.
ASSERT_TRUE(convert(Storage, R"(--- !dxcontainer
Header:
Hash: [ 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
0x0, 0x0, 0x0, 0x0, 0x0, 0x0 ]
Version:
Major: 1
Minor: 0
PartCount: 7
Parts:
- Name: FKE0
Size: 0
- Name: FKE1
Size: 0
- Name: FKE2
Size: 0
- Name: FKE3
Size: 0
- Name: FKE4
Size: 0
- Name: FKE5
Size: 0
- Name: FKE6
Size: 0
...
)"));
EXPECT_EQ(Storage.size(), 116u);
EXPECT_TRUE(memcmp(Buffer, Storage.data(), 116) == 0);
}
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