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-rw-r--r--absl/container/inlined_vector_test.cc135
1 files changed, 54 insertions, 81 deletions
diff --git a/absl/container/inlined_vector_test.cc b/absl/container/inlined_vector_test.cc
index 60fe89b2..50315b83 100644
--- a/absl/container/inlined_vector_test.cc
+++ b/absl/container/inlined_vector_test.cc
@@ -76,12 +76,9 @@ TYPED_TEST_SUITE_P(InstanceTest);
// destroyed in the erase(begin, end) test.
class RefCounted {
public:
- RefCounted(int value, int* count) : value_(value), count_(count) {
- Ref();
- }
+ RefCounted(int value, int* count) : value_(value), count_(count) { Ref(); }
- RefCounted(const RefCounted& v)
- : value_(v.value_), count_(v.count_) {
+ RefCounted(const RefCounted& v) : value_(v.value_), count_(v.count_) {
Ref();
}
@@ -290,7 +287,7 @@ TEST(RefCountedVec, EraseBeginEnd) {
}
// Check that the elements at the end are preserved.
- for (int i = erase_end; i< len; ++i) {
+ for (int i = erase_end; i < len; ++i) {
EXPECT_EQ(1, counts[i]);
}
}
@@ -552,10 +549,10 @@ TEST(IntVec, Resize) {
static const int kResizeElem = 1000000;
for (int k = 0; k < 10; k++) {
// Enlarging resize
- v.resize(len+k, kResizeElem);
- EXPECT_EQ(len+k, v.size());
- EXPECT_LE(len+k, v.capacity());
- for (int i = 0; i < len+k; i++) {
+ v.resize(len + k, kResizeElem);
+ EXPECT_EQ(len + k, v.size());
+ EXPECT_LE(len + k, v.capacity());
+ for (int i = 0; i < len + k; i++) {
if (i < len) {
EXPECT_EQ(i, v[i]);
} else {
@@ -866,7 +863,7 @@ TYPED_TEST_P(InstanceTest, Swap) {
auto min_len = std::min(l1, l2);
auto max_len = std::max(l1, l2);
for (int i = 0; i < l1; i++) a.push_back(Instance(i));
- for (int i = 0; i < l2; i++) b.push_back(Instance(100+i));
+ for (int i = 0; i < l2; i++) b.push_back(Instance(100 + i));
EXPECT_EQ(tracker.instances(), l1 + l2);
tracker.ResetCopiesMovesSwaps();
{
@@ -934,7 +931,7 @@ TEST(IntVec, EqualAndNotEqual) {
EXPECT_FALSE(a == b);
EXPECT_TRUE(a != b);
- b[i] = b[i] - 1; // Back to before
+ b[i] = b[i] - 1; // Back to before
EXPECT_TRUE(a == b);
EXPECT_FALSE(a != b);
}
@@ -1001,7 +998,7 @@ TYPED_TEST_P(InstanceTest, CountConstructorsDestructors) {
// reserve() must not increase the number of initialized objects
SCOPED_TRACE("reserve");
- v.reserve(len+1000);
+ v.reserve(len + 1000);
EXPECT_EQ(tracker.instances(), len);
EXPECT_EQ(tracker.copies() + tracker.moves(), len);
@@ -1247,9 +1244,8 @@ void InstanceCountElemAssignWithAllocationTest() {
absl::InlinedVector<Instance, 2> v(original_contents.begin(),
original_contents.end());
v.assign(3, Instance(123));
- EXPECT_THAT(v,
- AllOf(SizeIs(3),
- ElementsAre(ValueIs(123), ValueIs(123), ValueIs(123))));
+ EXPECT_THAT(v, AllOf(SizeIs(3), ElementsAre(ValueIs(123), ValueIs(123),
+ ValueIs(123))));
EXPECT_LE(v.size(), v.capacity());
}
}
@@ -1528,8 +1524,8 @@ TYPED_TEST_P(InstanceTest, InitializerListAssign) {
SCOPED_TRACE(original_size);
absl::InlinedVector<Instance, 2> v(original_size, Instance(12345));
v.assign({Instance(3), Instance(4), Instance(5)});
- EXPECT_THAT(v, AllOf(SizeIs(3),
- ElementsAre(ValueIs(3), ValueIs(4), ValueIs(5))));
+ EXPECT_THAT(
+ v, AllOf(SizeIs(3), ElementsAre(ValueIs(3), ValueIs(4), ValueIs(5))));
EXPECT_LE(3, v.capacity());
}
}
@@ -1554,7 +1550,7 @@ TEST(DynamicVec, DynamicVecCompiles) {
TEST(AllocatorSupportTest, Constructors) {
using MyAlloc = CountingAllocator<int>;
using AllocVec = absl::InlinedVector<int, 4, MyAlloc>;
- const int ia[] = { 0, 1, 2, 3, 4, 5, 6, 7 };
+ const int ia[] = {0, 1, 2, 3, 4, 5, 6, 7};
int64_t allocated = 0;
MyAlloc alloc(&allocated);
{ AllocVec ABSL_ATTRIBUTE_UNUSED v; }
@@ -1570,7 +1566,7 @@ TEST(AllocatorSupportTest, Constructors) {
TEST(AllocatorSupportTest, CountAllocations) {
using MyAlloc = CountingAllocator<int>;
using AllocVec = absl::InlinedVector<int, 4, MyAlloc>;
- const int ia[] = { 0, 1, 2, 3, 4, 5, 6, 7 };
+ const int ia[] = {0, 1, 2, 3, 4, 5, 6, 7};
int64_t allocated = 0;
MyAlloc alloc(&allocated);
{
@@ -1634,8 +1630,8 @@ TEST(AllocatorSupportTest, SwapBothAllocated) {
int64_t allocated1 = 0;
int64_t allocated2 = 0;
{
- const int ia1[] = { 0, 1, 2, 3, 4, 5, 6, 7 };
- const int ia2[] = { 0, 1, 2, 3, 4, 5, 6, 7, 8 };
+ const int ia1[] = {0, 1, 2, 3, 4, 5, 6, 7};
+ const int ia2[] = {0, 1, 2, 3, 4, 5, 6, 7, 8};
MyAlloc a1(&allocated1);
MyAlloc a2(&allocated2);
AllocVec v1(ia1, ia1 + ABSL_ARRAYSIZE(ia1), a1);
@@ -1659,8 +1655,8 @@ TEST(AllocatorSupportTest, SwapOneAllocated) {
int64_t allocated1 = 0;
int64_t allocated2 = 0;
{
- const int ia1[] = { 0, 1, 2, 3, 4, 5, 6, 7 };
- const int ia2[] = { 0, 1, 2, 3 };
+ const int ia1[] = {0, 1, 2, 3, 4, 5, 6, 7};
+ const int ia2[] = {0, 1, 2, 3};
MyAlloc a1(&allocated1);
MyAlloc a2(&allocated2);
AllocVec v1(ia1, ia1 + ABSL_ARRAYSIZE(ia1), a1);
@@ -1681,65 +1677,42 @@ TEST(AllocatorSupportTest, SwapOneAllocated) {
TEST(AllocatorSupportTest, ScopedAllocatorWorks) {
using StdVector = std::vector<int, CountingAllocator<int>>;
- using MyAlloc =
- std::scoped_allocator_adaptor<CountingAllocator<StdVector>>;
- using AllocVec = absl::InlinedVector<StdVector, 4, MyAlloc>;
-
- // MSVC 2017's std::vector allocates different amounts of memory in debug
- // versus opt mode.
- int64_t test_allocated = 0;
- StdVector v(CountingAllocator<int>{&test_allocated});
- // The amount of memory allocated by a default constructed vector<int>
- auto default_std_vec_allocated = test_allocated;
- v.push_back(1);
- // The amound of memory allocated by a copy-constructed vector<int> with one
- // element.
- int64_t one_element_std_vec_copy_allocated = test_allocated;
+ using Alloc = CountingAllocator<StdVector>;
+ using ScopedAlloc = std::scoped_allocator_adaptor<Alloc>;
+ using AllocVec = absl::InlinedVector<StdVector, 1, ScopedAlloc>;
- int64_t allocated = 0;
- AllocVec vec(MyAlloc{CountingAllocator<StdVector>{&allocated}});
- EXPECT_EQ(allocated, 0);
+ {
+ int64_t total_allocated_byte_count = 0;
- // This default constructs a vector<int>, but the allocator should pass itself
- // into the vector<int>, so check allocation compared to that.
- // The absl::InlinedVector does not allocate any memory.
- // The vector<int> may allocate any memory.
- auto expected = default_std_vec_allocated;
- vec.resize(1);
- EXPECT_EQ(allocated, expected);
-
- // We make vector<int> allocate memory.
- // It must go through the allocator even though we didn't construct the
- // vector directly. This assumes that vec[0] doesn't need to grow its
- // allocation.
- expected += sizeof(int);
- vec[0].push_back(1);
- EXPECT_EQ(allocated, expected);
-
- // Another allocating vector.
- expected += one_element_std_vec_copy_allocated;
- vec.push_back(vec[0]);
- EXPECT_EQ(allocated, expected);
-
- // Overflow the inlined memory.
- // The absl::InlinedVector will now allocate.
- expected += sizeof(StdVector) * 8 + default_std_vec_allocated * 3;
- vec.resize(5);
- EXPECT_EQ(allocated, expected);
-
- // Adding one more in external mode should also work.
- expected += one_element_std_vec_copy_allocated;
- vec.push_back(vec[0]);
- EXPECT_EQ(allocated, expected);
-
- // And extending these should still work. This assumes that vec[0] does not
- // need to grow its allocation.
- expected += sizeof(int);
- vec[0].push_back(1);
- EXPECT_EQ(allocated, expected);
-
- vec.clear();
- EXPECT_EQ(allocated, 0);
+ AllocVec inlined_case(ScopedAlloc(Alloc(+&total_allocated_byte_count)));
+ inlined_case.emplace_back();
+
+ int64_t absl_responsible_for_count = total_allocated_byte_count;
+ EXPECT_EQ(absl_responsible_for_count, 0);
+
+ inlined_case[0].emplace_back();
+ EXPECT_GT(total_allocated_byte_count, absl_responsible_for_count);
+
+ inlined_case.clear();
+ EXPECT_EQ(total_allocated_byte_count, 0);
+ }
+
+ {
+ int64_t total_allocated_byte_count = 0;
+
+ AllocVec allocated_case(ScopedAlloc(Alloc(+&total_allocated_byte_count)));
+ allocated_case.emplace_back();
+ allocated_case.emplace_back();
+
+ int64_t absl_responsible_for_count = total_allocated_byte_count;
+ EXPECT_GT(absl_responsible_for_count, 0);
+
+ allocated_case[1].emplace_back();
+ EXPECT_GT(total_allocated_byte_count, absl_responsible_for_count);
+
+ allocated_case.clear();
+ EXPECT_EQ(total_allocated_byte_count, 0);
+ }
}
TEST(AllocatorSupportTest, SizeAllocConstructor) {