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author | 2018-12-04 11:01:12 -0800 | |
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committer | 2018-12-04 16:54:40 -0500 | |
commit | fcb104594b0bb4b8ac306cb2f55ecdad40974683 (patch) | |
tree | d2d79d246c6a894ca6716f47c15ebb7b8796b36a /absl/container/internal/unordered_set_lookup_test.h | |
parent | 6c7de165d1c82684359ccb630bb5f83263fa5ebc (diff) |
Creation of LTS branch "lts_2018_12_18"20181200
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GitOrigin-RevId: 44b0fafc62d9b8f192e8180cbe9c4b806b339d57
Change-Id: I2c427b5b41b2d34101922048b00f3d9dafcb498d
Diffstat (limited to 'absl/container/internal/unordered_set_lookup_test.h')
-rw-r--r-- | absl/container/internal/unordered_set_lookup_test.h | 91 |
1 files changed, 91 insertions, 0 deletions
diff --git a/absl/container/internal/unordered_set_lookup_test.h b/absl/container/internal/unordered_set_lookup_test.h new file mode 100644 index 00000000..9174279a --- /dev/null +++ b/absl/container/internal/unordered_set_lookup_test.h @@ -0,0 +1,91 @@ +// Copyright 2018 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 +// +// http://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. + +#ifndef ABSL_CONTAINER_INTERNAL_UNORDERED_SET_LOOKUP_TEST_H_ +#define ABSL_CONTAINER_INTERNAL_UNORDERED_SET_LOOKUP_TEST_H_ + +#include "gmock/gmock.h" +#include "gtest/gtest.h" +#include "absl/container/internal/hash_generator_testing.h" +#include "absl/container/internal/hash_policy_testing.h" + +namespace absl { +inline namespace lts_2018_12_18 { +namespace container_internal { + +template <class UnordSet> +class LookupTest : public ::testing::Test {}; + +TYPED_TEST_CASE_P(LookupTest); + +TYPED_TEST_P(LookupTest, Count) { + using T = hash_internal::GeneratedType<TypeParam>; + std::vector<T> values; + std::generate_n(std::back_inserter(values), 10, + hash_internal::Generator<T>()); + TypeParam m; + for (const auto& v : values) + EXPECT_EQ(0, m.count(v)) << ::testing::PrintToString(v); + m.insert(values.begin(), values.end()); + for (const auto& v : values) + EXPECT_EQ(1, m.count(v)) << ::testing::PrintToString(v); +} + +TYPED_TEST_P(LookupTest, Find) { + using T = hash_internal::GeneratedType<TypeParam>; + std::vector<T> values; + std::generate_n(std::back_inserter(values), 10, + hash_internal::Generator<T>()); + TypeParam m; + for (const auto& v : values) + EXPECT_TRUE(m.end() == m.find(v)) << ::testing::PrintToString(v); + m.insert(values.begin(), values.end()); + for (const auto& v : values) { + typename TypeParam::iterator it = m.find(v); + static_assert(std::is_same<const typename TypeParam::value_type&, + decltype(*it)>::value, + ""); + static_assert(std::is_same<const typename TypeParam::value_type*, + decltype(it.operator->())>::value, + ""); + EXPECT_TRUE(m.end() != it) << ::testing::PrintToString(v); + EXPECT_EQ(v, *it) << ::testing::PrintToString(v); + } +} + +TYPED_TEST_P(LookupTest, EqualRange) { + using T = hash_internal::GeneratedType<TypeParam>; + std::vector<T> values; + std::generate_n(std::back_inserter(values), 10, + hash_internal::Generator<T>()); + TypeParam m; + for (const auto& v : values) { + auto r = m.equal_range(v); + ASSERT_EQ(0, std::distance(r.first, r.second)); + } + m.insert(values.begin(), values.end()); + for (const auto& v : values) { + auto r = m.equal_range(v); + ASSERT_EQ(1, std::distance(r.first, r.second)); + EXPECT_EQ(v, *r.first); + } +} + +REGISTER_TYPED_TEST_CASE_P(LookupTest, Count, Find, EqualRange); + +} // namespace container_internal +} // inline namespace lts_2018_12_18 +} // namespace absl + +#endif // ABSL_CONTAINER_INTERNAL_UNORDERED_SET_LOOKUP_TEST_H_ |