// sorted_data_interface_test_dupkeycheck.cpp
/**
* Copyright (C) 2014 MongoDB Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License, version 3,
* as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see .
*
* As a special exception, the copyright holders give permission to link the
* code of portions of this program with the OpenSSL library under certain
* conditions as described in each individual source file and distribute
* linked combinations including the program with the OpenSSL library. You
* must comply with the GNU Affero General Public License in all respects for
* all of the code used other than as permitted herein. If you modify file(s)
* with this exception, you may extend this exception to your version of the
* file(s), but you are not obligated to do so. If you do not wish to do so,
* delete this exception statement from your version. If you delete this
* exception statement from all source files in the program, then also delete
* it in the license file.
*/
#include "mongo/db/storage/sorted_data_interface_test_harness.h"
#include
#include "mongo/db/storage/sorted_data_interface.h"
#include "mongo/unittest/unittest.h"
namespace mongo {
namespace {
// Insert a key and verify that dupKeyCheck() returns a non-OK status for
// the same key. When dupKeyCheck() is called with the exact (key, RecordId)
// pair that was inserted, it should still return an OK status.
TEST(SortedDataInterface, DupKeyCheckAfterInsert) {
const auto harnessHelper(newSortedDataInterfaceHarnessHelper());
const std::unique_ptr sorted(harnessHelper->newSortedDataInterface(true));
{
const ServiceContext::UniqueOperationContext opCtx(harnessHelper->newOperationContext());
ASSERT(sorted->isEmpty(opCtx.get()));
}
{
const ServiceContext::UniqueOperationContext opCtx(harnessHelper->newOperationContext());
{
WriteUnitOfWork uow(opCtx.get());
ASSERT_OK(sorted->insert(opCtx.get(), key1, loc1, false));
uow.commit();
}
}
{
const ServiceContext::UniqueOperationContext opCtx(harnessHelper->newOperationContext());
ASSERT_EQUALS(1, sorted->numEntries(opCtx.get()));
}
{
const ServiceContext::UniqueOperationContext opCtx(harnessHelper->newOperationContext());
{
WriteUnitOfWork uow(opCtx.get());
ASSERT_OK(sorted->dupKeyCheck(opCtx.get(), key1, loc1));
ASSERT_NOT_OK(sorted->dupKeyCheck(opCtx.get(), key1, RecordId::min()));
uow.commit();
}
}
}
// Verify that dupKeyCheck() returns an OK status for a key that does
// not exist in the index.
TEST(SortedDataInterface, DupKeyCheckEmpty) {
const auto harnessHelper(newSortedDataInterfaceHarnessHelper());
const std::unique_ptr sorted(harnessHelper->newSortedDataInterface(true));
{
const ServiceContext::UniqueOperationContext opCtx(harnessHelper->newOperationContext());
ASSERT(sorted->isEmpty(opCtx.get()));
}
{
const ServiceContext::UniqueOperationContext opCtx(harnessHelper->newOperationContext());
{
WriteUnitOfWork uow(opCtx.get());
ASSERT_OK(sorted->dupKeyCheck(opCtx.get(), key1, loc1));
uow.commit();
}
}
}
// Insert a key and verify that dupKeyCheck() acknowledges the duplicate key, even
// when the insert key is located at a RecordId that comes after the one specified.
TEST(SortedDataInterface, DupKeyCheckWhenDiskLocBefore) {
const auto harnessHelper(newSortedDataInterfaceHarnessHelper());
const std::unique_ptr sorted(harnessHelper->newSortedDataInterface(true));
{
const ServiceContext::UniqueOperationContext opCtx(harnessHelper->newOperationContext());
ASSERT(sorted->isEmpty(opCtx.get()));
}
{
const ServiceContext::UniqueOperationContext opCtx(harnessHelper->newOperationContext());
{
WriteUnitOfWork uow(opCtx.get());
ASSERT_OK(sorted->insert(opCtx.get(), key1, loc1, true));
uow.commit();
}
}
{
const ServiceContext::UniqueOperationContext opCtx(harnessHelper->newOperationContext());
ASSERT_EQUALS(1, sorted->numEntries(opCtx.get()));
}
{
const ServiceContext::UniqueOperationContext opCtx(harnessHelper->newOperationContext());
{
WriteUnitOfWork uow(opCtx.get());
ASSERT_NOT_OK(sorted->dupKeyCheck(opCtx.get(), key1, RecordId::min()));
uow.commit();
}
}
}
// Insert a key and verify that dupKeyCheck() acknowledges the duplicate key, even
// when the insert key is located at a RecordId that comes before the one specified.
TEST(SortedDataInterface, DupKeyCheckWhenDiskLocAfter) {
const auto harnessHelper(newSortedDataInterfaceHarnessHelper());
const std::unique_ptr sorted(harnessHelper->newSortedDataInterface(true));
{
const ServiceContext::UniqueOperationContext opCtx(harnessHelper->newOperationContext());
ASSERT(sorted->isEmpty(opCtx.get()));
}
{
const ServiceContext::UniqueOperationContext opCtx(harnessHelper->newOperationContext());
{
WriteUnitOfWork uow(opCtx.get());
ASSERT_OK(sorted->insert(opCtx.get(), key1, loc1, true));
uow.commit();
}
}
{
const ServiceContext::UniqueOperationContext opCtx(harnessHelper->newOperationContext());
ASSERT_EQUALS(1, sorted->numEntries(opCtx.get()));
}
{
const ServiceContext::UniqueOperationContext opCtx(harnessHelper->newOperationContext());
{
WriteUnitOfWork uow(opCtx.get());
ASSERT_NOT_OK(sorted->dupKeyCheck(opCtx.get(), key1, RecordId::max()));
uow.commit();
}
}
}
} // namespace
} // namespace mongo