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/*
*
* Copyright 2015 gRPC authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
#include <grpc++/support/byte_buffer.h>
#include <grpcpp/impl/grpc_library.h>
#include <cstring>
#include <vector>
#include <grpc/grpc.h>
#include <grpc/slice.h>
#include <grpcpp/support/slice.h>
#include <gtest/gtest.h>
#include "test/core/util/test_config.h"
namespace grpc {
static internal::GrpcLibraryInitializer g_gli_initializer;
namespace {
const char* kContent1 = "hello xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx";
const char* kContent2 = "yyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyy world";
class ByteBufferTest : public ::testing::Test {
protected:
static void SetUpTestCase() { grpc_init(); }
static void TearDownTestCase() { grpc_shutdown(); }
};
TEST_F(ByteBufferTest, CopyCtor) {
ByteBuffer buffer1;
EXPECT_FALSE(buffer1.Valid());
const ByteBuffer& buffer2 = buffer1;
EXPECT_FALSE(buffer2.Valid());
}
TEST_F(ByteBufferTest, CreateFromSingleSlice) {
Slice s(kContent1);
ByteBuffer buffer(&s, 1);
EXPECT_EQ(strlen(kContent1), buffer.Length());
}
TEST_F(ByteBufferTest, CreateFromVector) {
std::vector<Slice> slices;
slices.emplace_back(kContent1);
slices.emplace_back(kContent2);
ByteBuffer buffer(&slices[0], 2);
EXPECT_EQ(strlen(kContent1) + strlen(kContent2), buffer.Length());
}
TEST_F(ByteBufferTest, Clear) {
Slice s(kContent1);
ByteBuffer buffer(&s, 1);
buffer.Clear();
EXPECT_EQ(static_cast<size_t>(0), buffer.Length());
}
TEST_F(ByteBufferTest, Length) {
std::vector<Slice> slices;
slices.emplace_back(kContent1);
slices.emplace_back(kContent2);
ByteBuffer buffer(&slices[0], 2);
EXPECT_EQ(strlen(kContent1) + strlen(kContent2), buffer.Length());
}
bool SliceEqual(const Slice& a, grpc_slice b) {
if (a.size() != GRPC_SLICE_LENGTH(b)) {
return false;
}
for (size_t i = 0; i < a.size(); i++) {
if (a.begin()[i] != GRPC_SLICE_START_PTR(b)[i]) {
return false;
}
}
return true;
}
TEST_F(ByteBufferTest, Dump) {
grpc_slice hello = grpc_slice_from_copied_string(kContent1);
grpc_slice world = grpc_slice_from_copied_string(kContent2);
std::vector<Slice> slices;
slices.push_back(Slice(hello, Slice::STEAL_REF));
slices.push_back(Slice(world, Slice::STEAL_REF));
ByteBuffer buffer(&slices[0], 2);
slices.clear();
(void)buffer.Dump(&slices);
EXPECT_TRUE(SliceEqual(slices[0], hello));
EXPECT_TRUE(SliceEqual(slices[1], world));
}
TEST_F(ByteBufferTest, SerializationMakesCopy) {
grpc_slice hello = grpc_slice_from_copied_string(kContent1);
grpc_slice world = grpc_slice_from_copied_string(kContent2);
std::vector<Slice> slices;
slices.push_back(Slice(hello, Slice::STEAL_REF));
slices.push_back(Slice(world, Slice::STEAL_REF));
ByteBuffer send_buffer;
bool owned = false;
ByteBuffer buffer(&slices[0], 2);
slices.clear();
auto status = SerializationTraits<ByteBuffer, void>::Serialize(
buffer, &send_buffer, &owned);
EXPECT_TRUE(status.ok());
EXPECT_TRUE(owned);
EXPECT_TRUE(send_buffer.Valid());
}
} // namespace
} // namespace grpc
int main(int argc, char** argv) {
grpc::testing::TestEnvironment env(argc, argv);
::testing::InitGoogleTest(&argc, argv);
int ret = RUN_ALL_TESTS();
return ret;
}
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