blob: 086e218d312eb5e84982864a553624282729d758 [file] [log] [blame]
// Copyright 2017 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "quic/platform/api/quic_mem_slice_storage.h"
#include "quic/core/quic_simple_buffer_allocator.h"
#include "quic/platform/api/quic_test.h"
#include "quic/platform/api/quic_test_mem_slice_vector.h"
namespace quic {
namespace test {
namespace {
class QuicMemSliceStorageImplTest : public QuicTest {
public:
QuicMemSliceStorageImplTest() = default;
};
TEST_F(QuicMemSliceStorageImplTest, EmptyIov) {
QuicMemSliceStorage storage(nullptr, 0, nullptr, 1024);
EXPECT_TRUE(storage.ToSpan().empty());
}
TEST_F(QuicMemSliceStorageImplTest, SingleIov) {
SimpleBufferAllocator allocator;
std::string body(3, 'c');
struct iovec iov = {const_cast<char*>(body.data()), body.length()};
QuicMemSliceStorage storage(&iov, 1, &allocator, 1024);
auto span = storage.ToSpan();
EXPECT_EQ("ccc", span.GetData(0));
EXPECT_NE(static_cast<const void*>(span.GetData(0).data()), body.data());
}
TEST_F(QuicMemSliceStorageImplTest, MultipleIovInSingleSlice) {
SimpleBufferAllocator allocator;
std::string body1(3, 'a');
std::string body2(4, 'b');
struct iovec iov[] = {{const_cast<char*>(body1.data()), body1.length()},
{const_cast<char*>(body2.data()), body2.length()}};
QuicMemSliceStorage storage(iov, 2, &allocator, 1024);
auto span = storage.ToSpan();
EXPECT_EQ("aaabbbb", span.GetData(0));
}
TEST_F(QuicMemSliceStorageImplTest, MultipleIovInMultipleSlice) {
SimpleBufferAllocator allocator;
std::string body1(4, 'a');
std::string body2(4, 'b');
struct iovec iov[] = {{const_cast<char*>(body1.data()), body1.length()},
{const_cast<char*>(body2.data()), body2.length()}};
QuicMemSliceStorage storage(iov, 2, &allocator, 4);
auto span = storage.ToSpan();
EXPECT_EQ("aaaa", span.GetData(0));
EXPECT_EQ("bbbb", span.GetData(1));
}
TEST_F(QuicMemSliceStorageImplTest, AppendMemSlices) {
std::string body1(3, 'a');
std::string body2(4, 'b');
std::vector<std::pair<char*, size_t>> buffers;
buffers.push_back(
std::make_pair(const_cast<char*>(body1.data()), body1.length()));
buffers.push_back(
std::make_pair(const_cast<char*>(body2.data()), body2.length()));
QuicTestMemSliceVector mem_slices(buffers);
QuicMemSliceStorage storage(nullptr, 0, nullptr, 0);
mem_slices.span().ConsumeAll(
[&storage](QuicMemSlice slice) { storage.Append(std::move(slice)); });
EXPECT_EQ("aaa", storage.ToSpan().GetData(0));
EXPECT_EQ("bbbb", storage.ToSpan().GetData(1));
}
} // namespace
} // namespace test
} // namespace quic