| // Copyright (c) 2013 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 "quiche/spdy/core/spdy_frame_builder.h" |
| |
| #include <cstddef> |
| #include <cstdint> |
| #include <cstring> |
| |
| #include "absl/strings/string_view.h" |
| #include "quiche/common/platform/api/quiche_export.h" |
| #include "quiche/common/platform/api/quiche_test.h" |
| #include "quiche/spdy/core/array_output_buffer.h" |
| #include "quiche/spdy/core/spdy_protocol.h" |
| #include "quiche/spdy/test_tools/spdy_test_utils.h" |
| |
| namespace spdy { |
| |
| namespace test { |
| |
| class QUICHE_EXPORT SpdyFrameBuilderPeer { |
| public: |
| static char* GetWritableBuffer(SpdyFrameBuilder* builder, size_t length) { |
| return builder->GetWritableBuffer(length); |
| } |
| |
| static char* GetWritableOutput(SpdyFrameBuilder* builder, |
| size_t desired_length, size_t* actual_length) { |
| return builder->GetWritableOutput(desired_length, actual_length); |
| } |
| }; |
| |
| namespace { |
| |
| const int64_t kSize = 64 * 1024; |
| char output_buffer[kSize] = ""; |
| |
| } // namespace |
| |
| // Verifies that SpdyFrameBuilder::GetWritableBuffer() can be used to build a |
| // SpdySerializedFrame. |
| TEST(SpdyFrameBuilderTest, GetWritableBuffer) { |
| const size_t kBuilderSize = 10; |
| SpdyFrameBuilder builder(kBuilderSize); |
| char* writable_buffer = |
| SpdyFrameBuilderPeer::GetWritableBuffer(&builder, kBuilderSize); |
| memset(writable_buffer, ~1, kBuilderSize); |
| EXPECT_TRUE(builder.Seek(kBuilderSize)); |
| SpdySerializedFrame frame(builder.take()); |
| char expected[kBuilderSize]; |
| memset(expected, ~1, kBuilderSize); |
| EXPECT_EQ(absl::string_view(expected, kBuilderSize), frame); |
| } |
| |
| // Verifies that SpdyFrameBuilder::GetWritableBuffer() can be used to build a |
| // SpdySerializedFrame to the output buffer. |
| TEST(SpdyFrameBuilderTest, GetWritableOutput) { |
| ArrayOutputBuffer output(output_buffer, kSize); |
| const size_t kBuilderSize = 10; |
| SpdyFrameBuilder builder(kBuilderSize, &output); |
| size_t actual_size = 0; |
| char* writable_buffer = SpdyFrameBuilderPeer::GetWritableOutput( |
| &builder, kBuilderSize, &actual_size); |
| memset(writable_buffer, ~1, kBuilderSize); |
| EXPECT_TRUE(builder.Seek(kBuilderSize)); |
| SpdySerializedFrame frame = MakeSerializedFrame(output.Begin(), kBuilderSize); |
| char expected[kBuilderSize]; |
| memset(expected, ~1, kBuilderSize); |
| EXPECT_EQ(absl::string_view(expected, kBuilderSize), frame); |
| } |
| |
| // Verifies the case that the buffer's capacity is too small. |
| TEST(SpdyFrameBuilderTest, GetWritableOutputNegative) { |
| size_t small_cap = 1; |
| ArrayOutputBuffer output(output_buffer, small_cap); |
| const size_t kBuilderSize = 10; |
| SpdyFrameBuilder builder(kBuilderSize, &output); |
| size_t actual_size = 0; |
| char* writable_buffer = SpdyFrameBuilderPeer::GetWritableOutput( |
| &builder, kBuilderSize, &actual_size); |
| EXPECT_EQ(0u, actual_size); |
| EXPECT_EQ(nullptr, writable_buffer); |
| } |
| |
| } // namespace test |
| } // namespace spdy |