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Diffstat (limited to 'third_party/abseil_cpp/absl/base/internal/periodic_sampler_test.cc')
-rw-r--r-- | third_party/abseil_cpp/absl/base/internal/periodic_sampler_test.cc | 177 |
1 files changed, 0 insertions, 177 deletions
diff --git a/third_party/abseil_cpp/absl/base/internal/periodic_sampler_test.cc b/third_party/abseil_cpp/absl/base/internal/periodic_sampler_test.cc deleted file mode 100644 index 3b301e37ab98..000000000000 --- a/third_party/abseil_cpp/absl/base/internal/periodic_sampler_test.cc +++ /dev/null @@ -1,177 +0,0 @@ -// Copyright 2019 The Abseil Authors. -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// https://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -#include "absl/base/internal/periodic_sampler.h" - -#include <thread> // NOLINT(build/c++11) - -#include "gmock/gmock.h" -#include "gtest/gtest.h" -#include "absl/base/attributes.h" -#include "absl/base/macros.h" - -namespace absl { -ABSL_NAMESPACE_BEGIN -namespace base_internal { -namespace { - -using testing::Eq; -using testing::Return; -using testing::StrictMock; - -class MockPeriodicSampler : public PeriodicSamplerBase { - public: - virtual ~MockPeriodicSampler() = default; - - MOCK_METHOD(int, period, (), (const, noexcept)); - MOCK_METHOD(int64_t, GetExponentialBiased, (int), (noexcept)); -}; - -TEST(PeriodicSamplerBaseTest, Sample) { - StrictMock<MockPeriodicSampler> sampler; - - EXPECT_CALL(sampler, period()).Times(3).WillRepeatedly(Return(16)); - EXPECT_CALL(sampler, GetExponentialBiased(16)) - .WillOnce(Return(2)) - .WillOnce(Return(3)) - .WillOnce(Return(4)); - - EXPECT_FALSE(sampler.Sample()); - EXPECT_TRUE(sampler.Sample()); - - EXPECT_FALSE(sampler.Sample()); - EXPECT_FALSE(sampler.Sample()); - EXPECT_TRUE(sampler.Sample()); - - EXPECT_FALSE(sampler.Sample()); - EXPECT_FALSE(sampler.Sample()); - EXPECT_FALSE(sampler.Sample()); -} - -TEST(PeriodicSamplerBaseTest, ImmediatelySample) { - StrictMock<MockPeriodicSampler> sampler; - - EXPECT_CALL(sampler, period()).Times(2).WillRepeatedly(Return(16)); - EXPECT_CALL(sampler, GetExponentialBiased(16)) - .WillOnce(Return(1)) - .WillOnce(Return(2)) - .WillOnce(Return(3)); - - EXPECT_TRUE(sampler.Sample()); - - EXPECT_FALSE(sampler.Sample()); - EXPECT_TRUE(sampler.Sample()); - - EXPECT_FALSE(sampler.Sample()); - EXPECT_FALSE(sampler.Sample()); -} - -TEST(PeriodicSamplerBaseTest, Disabled) { - StrictMock<MockPeriodicSampler> sampler; - - EXPECT_CALL(sampler, period()).Times(3).WillRepeatedly(Return(0)); - - EXPECT_FALSE(sampler.Sample()); - EXPECT_FALSE(sampler.Sample()); - EXPECT_FALSE(sampler.Sample()); -} - -TEST(PeriodicSamplerBaseTest, AlwaysOn) { - StrictMock<MockPeriodicSampler> sampler; - - EXPECT_CALL(sampler, period()).Times(3).WillRepeatedly(Return(1)); - - EXPECT_TRUE(sampler.Sample()); - EXPECT_TRUE(sampler.Sample()); - EXPECT_TRUE(sampler.Sample()); -} - -TEST(PeriodicSamplerBaseTest, Disable) { - StrictMock<MockPeriodicSampler> sampler; - - EXPECT_CALL(sampler, period()).WillOnce(Return(16)); - EXPECT_CALL(sampler, GetExponentialBiased(16)).WillOnce(Return(3)); - EXPECT_FALSE(sampler.Sample()); - EXPECT_FALSE(sampler.Sample()); - - EXPECT_CALL(sampler, period()).Times(2).WillRepeatedly(Return(0)); - - EXPECT_FALSE(sampler.Sample()); - EXPECT_FALSE(sampler.Sample()); -} - -TEST(PeriodicSamplerBaseTest, Enable) { - StrictMock<MockPeriodicSampler> sampler; - - EXPECT_CALL(sampler, period()).WillOnce(Return(0)); - EXPECT_FALSE(sampler.Sample()); - - EXPECT_CALL(sampler, period()).Times(2).WillRepeatedly(Return(16)); - EXPECT_CALL(sampler, GetExponentialBiased(16)) - .Times(2) - .WillRepeatedly(Return(3)); - - EXPECT_FALSE(sampler.Sample()); - EXPECT_FALSE(sampler.Sample()); - EXPECT_TRUE(sampler.Sample()); - - EXPECT_FALSE(sampler.Sample()); - EXPECT_FALSE(sampler.Sample()); -} - -TEST(PeriodicSamplerTest, ConstructConstInit) { - struct Tag {}; - ABSL_CONST_INIT static PeriodicSampler<Tag> sampler; - (void)sampler; -} - -TEST(PeriodicSamplerTest, DefaultPeriod0) { - struct Tag {}; - PeriodicSampler<Tag> sampler; - EXPECT_THAT(sampler.period(), Eq(0)); -} - -TEST(PeriodicSamplerTest, DefaultPeriod) { - struct Tag {}; - PeriodicSampler<Tag, 100> sampler; - EXPECT_THAT(sampler.period(), Eq(100)); -} - -TEST(PeriodicSamplerTest, SetGlobalPeriod) { - struct Tag1 {}; - struct Tag2 {}; - PeriodicSampler<Tag1, 25> sampler1; - PeriodicSampler<Tag2, 50> sampler2; - - EXPECT_THAT(sampler1.period(), Eq(25)); - EXPECT_THAT(sampler2.period(), Eq(50)); - - std::thread thread([] { - PeriodicSampler<Tag1, 25> sampler1; - PeriodicSampler<Tag2, 50> sampler2; - EXPECT_THAT(sampler1.period(), Eq(25)); - EXPECT_THAT(sampler2.period(), Eq(50)); - sampler1.SetGlobalPeriod(10); - sampler2.SetGlobalPeriod(20); - }); - thread.join(); - - EXPECT_THAT(sampler1.period(), Eq(10)); - EXPECT_THAT(sampler2.period(), Eq(20)); -} - -} // namespace -} // namespace base_internal -ABSL_NAMESPACE_END -} // namespace absl |