272cc77751
Summary: This keeps the implementations/API backward compatible. Implementations of Statistics will need to override this method (and be registered with the ObjectRegistry) in order to be created via CreateFromString. Pull Request resolved: https://github.com/facebook/rocksdb/pull/8918 Reviewed By: pdillinger Differential Revision: D30958916 Pulled By: mrambacher fbshipit-source-id: 75b99a84e9e11fda2a9e8eff9ee1ef69a17517b2
93 lines
3.3 KiB
C++
93 lines
3.3 KiB
C++
// Copyright (c) 2011-present, Facebook, Inc. All rights reserved.
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// This source code is licensed under both the GPLv2 (found in the
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// COPYING file in the root directory) and Apache 2.0 License
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// (found in the LICENSE.Apache file in the root directory).
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//
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#include "rocksdb/statistics.h"
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#include "port/stack_trace.h"
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#include "rocksdb/convenience.h"
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#include "rocksdb/utilities/options_type.h"
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#include "test_util/testharness.h"
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#include "test_util/testutil.h"
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namespace ROCKSDB_NAMESPACE {
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class StatisticsTest : public testing::Test {};
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// Sanity check to make sure that contents and order of TickersNameMap
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// match Tickers enum
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TEST_F(StatisticsTest, SanityTickers) {
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EXPECT_EQ(static_cast<size_t>(Tickers::TICKER_ENUM_MAX),
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TickersNameMap.size());
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for (uint32_t t = 0; t < Tickers::TICKER_ENUM_MAX; t++) {
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auto pair = TickersNameMap[static_cast<size_t>(t)];
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ASSERT_EQ(pair.first, t) << "Miss match at " << pair.second;
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}
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}
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// Sanity check to make sure that contents and order of HistogramsNameMap
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// match Tickers enum
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TEST_F(StatisticsTest, SanityHistograms) {
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EXPECT_EQ(static_cast<size_t>(Histograms::HISTOGRAM_ENUM_MAX),
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HistogramsNameMap.size());
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for (uint32_t h = 0; h < Histograms::HISTOGRAM_ENUM_MAX; h++) {
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auto pair = HistogramsNameMap[static_cast<size_t>(h)];
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ASSERT_EQ(pair.first, h) << "Miss match at " << pair.second;
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}
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}
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TEST_F(StatisticsTest, NoNameStats) {
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static std::unordered_map<std::string, OptionTypeInfo> no_name_opt_info = {
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#ifndef ROCKSDB_LITE
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{"inner",
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OptionTypeInfo::AsCustomSharedPtr<Statistics>(
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0, OptionVerificationType::kByName,
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OptionTypeFlags::kAllowNull | OptionTypeFlags::kCompareNever)},
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#endif // ROCKSDB_LITE
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};
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class DefaultNameStatistics : public Statistics {
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public:
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DefaultNameStatistics(const std::shared_ptr<Statistics>& stats = nullptr)
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: inner(stats) {
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RegisterOptions("", &inner, &no_name_opt_info);
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}
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uint64_t getTickerCount(uint32_t /*tickerType*/) const override {
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return 0;
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}
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void histogramData(uint32_t /*type*/,
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HistogramData* const /*data*/) const override {}
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void recordTick(uint32_t /*tickerType*/, uint64_t /*count*/) override {}
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void setTickerCount(uint32_t /*tickerType*/, uint64_t /*count*/) override {}
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uint64_t getAndResetTickerCount(uint32_t /*tickerType*/) override {
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return 0;
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}
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std::shared_ptr<Statistics> inner;
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};
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ConfigOptions options;
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options.ignore_unsupported_options = false;
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auto stats = std::make_shared<DefaultNameStatistics>();
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ASSERT_STREQ(stats->Name(), "");
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#ifndef ROCKSDB_LITE
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ASSERT_EQ("", stats->ToString(
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options)); // A stats with no name with have no options...
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ASSERT_OK(stats->ConfigureFromString(options, "inner="));
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ASSERT_EQ("", stats->ToString(
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options)); // A stats with no name with have no options...
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ASSERT_NE(stats->inner, nullptr);
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ASSERT_NE("", stats->inner->ToString(options)); // ... even if it does...
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#endif // ROCKSDB_LITE
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}
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} // namespace ROCKSDB_NAMESPACE
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int main(int argc, char** argv) {
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ROCKSDB_NAMESPACE::port::InstallStackTraceHandler();
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::testing::InitGoogleTest(&argc, argv);
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return RUN_ALL_TESTS();
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}
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