Abseil Common Libraries (C++) (grcp 依赖)
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92 lines
2.7 KiB
92 lines
2.7 KiB
// Copyright 2021 The Abseil Authors |
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// |
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// Licensed under the Apache License, Version 2.0 (the "License"); |
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// you may not use this file except in compliance with the License. |
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// You may obtain a copy of the License at |
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// |
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// https://www.apache.org/licenses/LICENSE-2.0 |
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// |
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// Unless required by applicable law or agreed to in writing, software |
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// distributed under the License is distributed on an "AS IS" BASIS, |
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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// See the License for the specific language governing permissions and |
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// limitations under the License. |
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#include <string> |
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#include "gmock/gmock.h" |
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#include "gtest/gtest.h" |
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#include "absl/base/config.h" |
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#include "absl/base/internal/raw_logging.h" |
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#include "absl/base/macros.h" |
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#include "absl/strings/cord.h" |
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#include "absl/strings/cordz_test_helpers.h" |
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#include "absl/strings/internal/cordz_functions.h" |
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#include "absl/strings/internal/cordz_info.h" |
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#include "absl/strings/internal/cordz_sample_token.h" |
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#include "absl/strings/internal/cordz_statistics.h" |
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#include "absl/strings/internal/cordz_update_tracker.h" |
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#include "absl/strings/str_cat.h" |
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#include "absl/strings/string_view.h" |
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#ifdef ABSL_INTERNAL_CORDZ_ENABLED |
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namespace absl { |
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ABSL_NAMESPACE_BEGIN |
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using cord_internal::CordzInfo; |
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using cord_internal::CordzSampleToken; |
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using cord_internal::CordzStatistics; |
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using cord_internal::CordzUpdateTracker; |
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using Method = CordzUpdateTracker::MethodIdentifier; |
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namespace { |
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std::string MakeString(int length) { |
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std::string s(length, '.'); |
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for (int i = 4; i < length; i += 2) { |
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s[i] = '\b'; |
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} |
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return s; |
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} |
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TEST(CordzTest, ConstructSmallStringView) { |
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CordzSamplingIntervalHelper sample_every(1); |
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Cord cord(absl::string_view(MakeString(50))); |
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EXPECT_THAT(cord, HasValidCordzInfoOf(Method::kConstructorString)); |
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} |
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TEST(CordzTest, ConstructLargeStringView) { |
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CordzSamplingIntervalHelper sample_every(1); |
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Cord cord(absl::string_view(MakeString(5000))); |
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EXPECT_THAT(cord, HasValidCordzInfoOf(Method::kConstructorString)); |
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} |
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TEST(CordzTest, CopyConstruct) { |
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CordzSamplingIntervalHelper sample_every(1); |
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Cord src = UnsampledCord(MakeString(5000)); |
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Cord cord(src); |
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EXPECT_THAT(cord, HasValidCordzInfoOf(Method::kConstructorCord)); |
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} |
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TEST(CordzTest, AppendLargeCordToEmpty) { |
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CordzSamplingIntervalHelper sample_every(1); |
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Cord cord; |
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Cord src = UnsampledCord(MakeString(5000)); |
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cord.Append(src); |
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EXPECT_THAT(cord, HasValidCordzInfoOf(Method::kAppendCord)); |
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} |
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TEST(CordzTest, MoveAppendLargeCordToEmpty) { |
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CordzSamplingIntervalHelper sample_every(1); |
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Cord cord; |
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cord.Append(UnsampledCord(MakeString(5000))); |
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EXPECT_THAT(cord, HasValidCordzInfoOf(Method::kAppendCord)); |
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} |
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} // namespace |
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ABSL_NAMESPACE_END |
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} // namespace absl |
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#endif // ABSL_INTERNAL_CORDZ_ENABLED
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