diff options
Diffstat (limited to 'abseil-cpp/absl/container/internal/unordered_map_modifiers_test.h')
-rw-r--r-- | abseil-cpp/absl/container/internal/unordered_map_modifiers_test.h | 42 |
1 files changed, 38 insertions, 4 deletions
diff --git a/abseil-cpp/absl/container/internal/unordered_map_modifiers_test.h b/abseil-cpp/absl/container/internal/unordered_map_modifiers_test.h index 8c9ca77..4d9ab30 100644 --- a/abseil-cpp/absl/container/internal/unordered_map_modifiers_test.h +++ b/abseil-cpp/absl/container/internal/unordered_map_modifiers_test.h @@ -81,6 +81,38 @@ TYPED_TEST_P(ModifiersTest, InsertRange) { ASSERT_THAT(items(m), ::testing::UnorderedElementsAreArray(values)); } +TYPED_TEST_P(ModifiersTest, InsertWithinCapacity) { + using T = hash_internal::GeneratedType<TypeParam>; + using V = typename TypeParam::mapped_type; + T val = hash_internal::Generator<T>()(); + TypeParam m; + m.reserve(10); + const size_t original_capacity = m.bucket_count(); + m.insert(val); + EXPECT_EQ(m.bucket_count(), original_capacity); + T val2 = {val.first, hash_internal::Generator<V>()()}; + m.insert(val2); + EXPECT_EQ(m.bucket_count(), original_capacity); +} + +TYPED_TEST_P(ModifiersTest, InsertRangeWithinCapacity) { +#if !defined(__GLIBCXX__) + using T = hash_internal::GeneratedType<TypeParam>; + std::vector<T> base_values; + std::generate_n(std::back_inserter(base_values), 10, + hash_internal::Generator<T>()); + std::vector<T> values; + while (values.size() != 100) { + std::copy_n(base_values.begin(), 10, std::back_inserter(values)); + } + TypeParam m; + m.reserve(10); + const size_t original_capacity = m.bucket_count(); + m.insert(values.begin(), values.end()); + EXPECT_EQ(m.bucket_count(), original_capacity); +#endif +} + TYPED_TEST_P(ModifiersTest, InsertOrAssign) { #ifdef UNORDERED_MAP_CXX17 using std::get; @@ -265,10 +297,12 @@ TYPED_TEST_P(ModifiersTest, Swap) { // TODO(alkis): Write tests for extract. // TODO(alkis): Write tests for merge. -REGISTER_TYPED_TEST_CASE_P(ModifiersTest, Clear, Insert, InsertHint, - InsertRange, InsertOrAssign, InsertOrAssignHint, - Emplace, EmplaceHint, TryEmplace, TryEmplaceHint, - Erase, EraseRange, EraseKey, Swap); +REGISTER_TYPED_TEST_SUITE_P(ModifiersTest, Clear, Insert, InsertHint, + InsertRange, InsertWithinCapacity, + InsertRangeWithinCapacity, InsertOrAssign, + InsertOrAssignHint, Emplace, EmplaceHint, + TryEmplace, TryEmplaceHint, Erase, EraseRange, + EraseKey, Swap); template <typename Type> struct is_unique_ptr : std::false_type {}; |