memgraph/tests/unit/bolt_chunked_decoder_buffer.cpp
Matej Ferencevic 8cf69738bf Fixed bolt decoder chunked buffer implementation.
Summary:
Bolt client now uses new chunked decoder.

Fixed bolt session to use new chunked decoder.

Fixed chunked decoder buffer test.

Fixed bolt session test.

Removed debug message from client.

Fixed bolt encoder to comply with specification.

Reviewers: buda, mislav.bradac

Reviewed By: buda

Subscribers: pullbot

Differential Revision: https://phabricator.memgraph.io/D751
2017-09-06 13:19:42 +02:00

132 lines
3.5 KiB
C++

#include "bolt_common.hpp"
#include "communication/bolt/v1/decoder/buffer.hpp"
#include "communication/bolt/v1/decoder/chunked_decoder_buffer.hpp"
constexpr const int SIZE = 131072;
uint8_t data[SIZE];
using BufferT = communication::bolt::Buffer<>;
using StreamBufferT = io::network::StreamBuffer;
using DecoderBufferT = communication::bolt::ChunkedDecoderBuffer;
using ChunkStateT = communication::bolt::ChunkState;
TEST(BoltBuffer, CorrectChunk) {
uint8_t tmp[2000];
BufferT buffer;
DecoderBufferT decoder_buffer(buffer);
StreamBufferT sb = buffer.Allocate();
sb.data[0] = 0x03;
sb.data[1] = 0xe8;
memcpy(sb.data + 2, data, 1000);
sb.data[1002] = 0;
sb.data[1003] = 0;
buffer.Written(1004);
ASSERT_EQ(decoder_buffer.GetChunk(), ChunkStateT::Whole);
ASSERT_EQ(decoder_buffer.GetChunk(), ChunkStateT::Done);
ASSERT_EQ(decoder_buffer.Read(tmp, 1000), true);
for (int i = 0; i < 1000; ++i) EXPECT_EQ(data[i], tmp[i]);
ASSERT_EQ(buffer.size(), 0);
}
TEST(BoltBuffer, CorrectChunkTrailingData) {
uint8_t tmp[2000];
BufferT buffer;
DecoderBufferT decoder_buffer(buffer);
StreamBufferT sb = buffer.Allocate();
sb.data[0] = 0x03;
sb.data[1] = 0xe8;
memcpy(sb.data + 2, data, 2002);
sb.data[1002] = 0;
sb.data[1003] = 0;
buffer.Written(2004);
ASSERT_EQ(decoder_buffer.GetChunk(), ChunkStateT::Whole);
ASSERT_EQ(decoder_buffer.GetChunk(), ChunkStateT::Done);
ASSERT_EQ(decoder_buffer.Read(tmp, 1000), true);
for (int i = 0; i < 1000; ++i) EXPECT_EQ(data[i], tmp[i]);
uint8_t *leftover = buffer.data();
ASSERT_EQ(buffer.size(), 1000);
for (int i = 0; i < 1000; ++i) EXPECT_EQ(data[i + 1002], leftover[i]);
}
TEST(BoltBuffer, GraduallyPopulatedChunk) {
uint8_t tmp[2000];
BufferT buffer;
DecoderBufferT decoder_buffer(buffer);
StreamBufferT sb = buffer.Allocate();
sb.data[0] = 0x03;
sb.data[1] = 0xe8;
buffer.Written(2);
for (int i = 0; i < 5; ++i) {
ASSERT_EQ(decoder_buffer.GetChunk(), ChunkStateT::Partial);
sb = buffer.Allocate();
memcpy(sb.data, data + 200 * i, 200);
buffer.Written(200);
}
sb = buffer.Allocate();
sb.data[0] = 0;
sb.data[1] = 0;
buffer.Written(2);
ASSERT_EQ(decoder_buffer.GetChunk(), ChunkStateT::Whole);
ASSERT_EQ(decoder_buffer.GetChunk(), ChunkStateT::Done);
ASSERT_EQ(decoder_buffer.Read(tmp, 1000), true);
for (int i = 0; i < 1000; ++i) EXPECT_EQ(data[i], tmp[i]);
ASSERT_EQ(buffer.size(), 0);
}
TEST(BoltBuffer, GraduallyPopulatedChunkTrailingData) {
uint8_t tmp[2000];
BufferT buffer;
DecoderBufferT decoder_buffer(buffer);
StreamBufferT sb = buffer.Allocate();
sb.data[0] = 0x03;
sb.data[1] = 0xe8;
buffer.Written(2);
for (int i = 0; i < 5; ++i) {
ASSERT_EQ(decoder_buffer.GetChunk(), ChunkStateT::Partial);
sb = buffer.Allocate();
memcpy(sb.data, data + 200 * i, 200);
buffer.Written(200);
}
sb = buffer.Allocate();
sb.data[0] = 0;
sb.data[1] = 0;
buffer.Written(2);
sb = buffer.Allocate();
memcpy(sb.data, data, 1000);
buffer.Written(1000);
ASSERT_EQ(decoder_buffer.GetChunk(), ChunkStateT::Whole);
ASSERT_EQ(decoder_buffer.GetChunk(), ChunkStateT::Done);
ASSERT_EQ(decoder_buffer.Read(tmp, 1000), true);
for (int i = 0; i < 1000; ++i) EXPECT_EQ(data[i], tmp[i]);
uint8_t *leftover = buffer.data();
ASSERT_EQ(buffer.size(), 1000);
for (int i = 0; i < 1000; ++i) EXPECT_EQ(data[i], leftover[i]);
}
int main(int argc, char **argv) {
InitializeData(data, SIZE);
google::InitGoogleLogging(argv[0]);
::testing::InitGoogleTest(&argc, argv);
return RUN_ALL_TESTS();
}