Revision a43c053ad8ae821549e8424c19096df2ea067b68 authored by Aaron Gao on 07 July 2017, 00:27:57 UTC, committed by Facebook Github Bot on 07 July 2017, 00:28:57 UTC
Summary: target `utilities/merge_operators/cassandra/test_utils.d' given more than once in the same rule remove the duplicate one Closes https://github.com/facebook/rocksdb/pull/2542 Differential Revision: D5379570 Pulled By: lightmark fbshipit-source-id: 353f38d085e9f627c1b3c53acef7a2c4bc71014d
1 parent 7c4a9e6
mock_env_test.cc
// Copyright (c) 2011 The LevelDB Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file. See the AUTHORS file for names of contributors.
#include "env/mock_env.h"
#include <memory>
#include <string>
#include "rocksdb/env.h"
#include "util/testharness.h"
namespace rocksdb {
class MockEnvTest : public testing::Test {
public:
MockEnv* env_;
const EnvOptions soptions_;
MockEnvTest()
: env_(new MockEnv(Env::Default())) {
}
~MockEnvTest() {
delete env_;
}
};
TEST_F(MockEnvTest, Corrupt) {
const std::string kGood = "this is a good string, synced to disk";
const std::string kCorrupted = "this part may be corrupted";
const std::string kFileName = "/dir/f";
unique_ptr<WritableFile> writable_file;
ASSERT_OK(env_->NewWritableFile(kFileName, &writable_file, soptions_));
ASSERT_OK(writable_file->Append(kGood));
ASSERT_TRUE(writable_file->GetFileSize() == kGood.size());
std::string scratch;
scratch.resize(kGood.size() + kCorrupted.size() + 16);
Slice result;
unique_ptr<RandomAccessFile> rand_file;
ASSERT_OK(env_->NewRandomAccessFile(kFileName, &rand_file, soptions_));
ASSERT_OK(rand_file->Read(0, kGood.size(), &result, &(scratch[0])));
ASSERT_EQ(result.compare(kGood), 0);
// Sync + corrupt => no change
ASSERT_OK(writable_file->Fsync());
ASSERT_OK(dynamic_cast<MockEnv*>(env_)->CorruptBuffer(kFileName));
result.clear();
ASSERT_OK(rand_file->Read(0, kGood.size(), &result, &(scratch[0])));
ASSERT_EQ(result.compare(kGood), 0);
// Add new data and corrupt it
ASSERT_OK(writable_file->Append(kCorrupted));
ASSERT_TRUE(writable_file->GetFileSize() == kGood.size() + kCorrupted.size());
result.clear();
ASSERT_OK(rand_file->Read(kGood.size(), kCorrupted.size(),
&result, &(scratch[0])));
ASSERT_EQ(result.compare(kCorrupted), 0);
// Corrupted
ASSERT_OK(dynamic_cast<MockEnv*>(env_)->CorruptBuffer(kFileName));
result.clear();
ASSERT_OK(rand_file->Read(kGood.size(), kCorrupted.size(),
&result, &(scratch[0])));
ASSERT_NE(result.compare(kCorrupted), 0);
}
TEST_F(MockEnvTest, FakeSleeping) {
int64_t now = 0;
auto s = env_->GetCurrentTime(&now);
ASSERT_OK(s);
env_->FakeSleepForMicroseconds(3 * 1000 * 1000);
int64_t after_sleep = 0;
s = env_->GetCurrentTime(&after_sleep);
ASSERT_OK(s);
auto delta = after_sleep - now;
// this will be true unless test runs for 2 seconds
ASSERT_TRUE(delta == 3 || delta == 4);
}
} // namespace rocksdb
int main(int argc, char** argv) {
::testing::InitGoogleTest(&argc, argv);
return RUN_ALL_TESTS();
}
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