| /* |
| * |
| * Copyright 2016, Google Inc. |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: |
| * |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above |
| * copyright notice, this list of conditions and the following disclaimer |
| * in the documentation and/or other materials provided with the |
| * distribution. |
| * * Neither the name of Google Inc. nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| * |
| */ |
| |
| #include <gtest/gtest.h> |
| #include <string> |
| |
| #include "src/core/ext/lb_policy/grpclb/load_balancer_api.h" |
| #include "src/proto/grpc/lb/v0/load_balancer.pb.h" // C++ version |
| |
| namespace grpc { |
| namespace { |
| |
| using grpc::lb::v0::LoadBalanceRequest; |
| using grpc::lb::v0::LoadBalanceResponse; |
| |
| class GrpclbTest : public ::testing::Test {}; |
| |
| TEST_F(GrpclbTest, CreateRequest) { |
| const std::string service_name = "AServiceName"; |
| LoadBalanceRequest request; |
| grpc_grpclb_request* c_req = grpc_grpclb_request_create(service_name.c_str()); |
| gpr_slice slice = grpc_grpclb_request_encode(c_req); |
| const int num_bytes_written = GPR_SLICE_LENGTH(slice); |
| EXPECT_GT(num_bytes_written, 0); |
| request.ParseFromArray(GPR_SLICE_START_PTR(slice), num_bytes_written); |
| EXPECT_EQ(request.initial_request().name(), service_name); |
| gpr_slice_unref(slice); |
| grpc_grpclb_request_destroy(c_req); |
| } |
| |
| TEST_F(GrpclbTest, ParseResponse) { |
| LoadBalanceResponse response; |
| const std::string client_config_str = "I'm a client config"; |
| auto* initial_response = response.mutable_initial_response(); |
| initial_response->set_client_config(client_config_str); |
| auto* client_stats_report_interval = |
| initial_response->mutable_client_stats_report_interval(); |
| client_stats_report_interval->set_seconds(123); |
| client_stats_report_interval->set_nanos(456); |
| |
| const std::string encoded_response = response.SerializeAsString(); |
| gpr_slice encoded_slice = |
| gpr_slice_from_copied_string(encoded_response.c_str()); |
| grpc_grpclb_response* c_response = grpc_grpclb_response_parse(encoded_slice); |
| EXPECT_TRUE(c_response->has_initial_response); |
| EXPECT_TRUE(c_response->initial_response.has_client_config); |
| EXPECT_FALSE(c_response->initial_response.has_load_balancer_delegate); |
| EXPECT_TRUE(strcmp(c_response->initial_response.client_config, |
| client_config_str.c_str()) == 0); |
| EXPECT_EQ(c_response->initial_response.client_stats_report_interval.seconds, |
| 123); |
| EXPECT_EQ(c_response->initial_response.client_stats_report_interval.nanos, |
| 456); |
| gpr_slice_unref(encoded_slice); |
| grpc_grpclb_response_destroy(c_response); |
| } |
| |
| TEST_F(GrpclbTest, ParseResponseServerList) { |
| LoadBalanceResponse response; |
| auto* serverlist = response.mutable_server_list(); |
| auto* server = serverlist->add_servers(); |
| server->set_ip_address("127.0.0.1"); |
| server->set_port(12345); |
| server->set_drop_request(true); |
| server = response.mutable_server_list()->add_servers(); |
| server->set_ip_address("10.0.0.1"); |
| server->set_port(54321); |
| server->set_drop_request(false); |
| auto* expiration_interval = serverlist->mutable_expiration_interval(); |
| expiration_interval->set_seconds(888); |
| expiration_interval->set_nanos(999); |
| |
| const std::string encoded_response = response.SerializeAsString(); |
| gpr_slice encoded_slice = |
| gpr_slice_from_copied_string(encoded_response.c_str()); |
| grpc_grpclb_serverlist* c_serverlist = |
| grpc_grpclb_response_parse_serverlist(encoded_slice); |
| ASSERT_EQ(c_serverlist->num_servers, 2ul); |
| EXPECT_TRUE(c_serverlist->servers[0]->has_ip_address); |
| EXPECT_TRUE(strcmp(c_serverlist->servers[0]->ip_address, "127.0.0.1") == 0); |
| EXPECT_EQ(c_serverlist->servers[0]->port, 12345); |
| EXPECT_TRUE(c_serverlist->servers[0]->drop_request); |
| EXPECT_TRUE(c_serverlist->servers[1]->has_ip_address); |
| EXPECT_TRUE(strcmp(c_serverlist->servers[1]->ip_address, "10.0.0.1") == 0); |
| EXPECT_EQ(c_serverlist->servers[1]->port, 54321); |
| EXPECT_FALSE(c_serverlist->servers[1]->drop_request); |
| |
| EXPECT_TRUE(c_serverlist->expiration_interval.has_seconds); |
| EXPECT_EQ(c_serverlist->expiration_interval.seconds, 888); |
| EXPECT_TRUE(c_serverlist->expiration_interval.has_nanos); |
| EXPECT_EQ(c_serverlist->expiration_interval.nanos, 999); |
| |
| gpr_slice_unref(encoded_slice); |
| grpc_grpclb_destroy_serverlist(c_serverlist); |
| } |
| |
| } // namespace |
| } // namespace grpc |
| |
| int main(int argc, char** argv) { |
| ::testing::InitGoogleTest(&argc, argv); |
| return RUN_ALL_TESTS(); |
| } |