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//===----------------------------------------------------------------------===//
//
// 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/CAS/OnDiskKeyValueDB.h"
#include "CASTestConfig.h"
#include "OnDiskCommonUtils.h"
#include "llvm/Testing/Support/Error.h"
#include "llvm/Testing/Support/SupportHelpers.h"
#include "gtest/gtest.h"
using namespace llvm;
using namespace llvm::cas;
using namespace llvm::cas::ondisk;
using namespace llvm::unittest::cas;
TEST_F(OnDiskCASTest, OnDiskKeyValueDBTest) {
unittest::TempDir Temp("ondiskkv", /*Unique=*/true);
std::unique_ptr<OnDiskKeyValueDB> DB;
ASSERT_THAT_ERROR(OnDiskKeyValueDB::open(Temp.path(), "blake3",
sizeof(HashType), "test",
sizeof(ValueType))
.moveInto(DB),
Succeeded());
{
std::optional<ArrayRef<char>> Val;
ASSERT_THAT_ERROR(DB->get(digest("hello")).moveInto(Val), Succeeded());
EXPECT_FALSE(Val.has_value());
}
ValueType ValW = valueFromString("world");
ArrayRef<char> Val;
ASSERT_THAT_ERROR(DB->put(digest("hello"), ValW).moveInto(Val), Succeeded());
EXPECT_EQ(Val, ArrayRef(ValW));
ASSERT_THAT_ERROR(
DB->put(digest("hello"), valueFromString("other")).moveInto(Val),
Succeeded());
EXPECT_EQ(Val, ArrayRef(ValW));
{
std::optional<ArrayRef<char>> Val;
ASSERT_THAT_ERROR(DB->get(digest("hello")).moveInto(Val), Succeeded());
EXPECT_TRUE(Val.has_value());
EXPECT_EQ(*Val, ArrayRef(ValW));
}
// Validate
{
auto ValidateFunc = [](FileOffset Offset, ArrayRef<char> Data) -> Error {
EXPECT_EQ(Data.size(), sizeof(ValueType));
return Error::success();
};
ASSERT_THAT_ERROR(DB->validate(ValidateFunc), Succeeded());
}
// Size
{
size_t InitSize = DB->getStorageSize();
unsigned InitPrecent = DB->getHardStorageLimitUtilization();
// Insert a lot of entries.
for (unsigned I = 0; I < 1024 * 100; ++I) {
std::string Index = Twine(I).str();
ArrayRef<char> Val;
ASSERT_THAT_ERROR(
DB->put(digest(Index), valueFromString(Index)).moveInto(Val),
Succeeded());
}
EXPECT_GT(DB->getStorageSize(), InitSize);
EXPECT_GT(DB->getHardStorageLimitUtilization(), InitPrecent);
}
}
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