The C based gRPC (C++, Python, Ruby, Objective-C, PHP, C#) https://grpc.io/
 
 
 
 
 
 

120 lines
4.3 KiB

/*
*
* Copyright 2017, 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 <grpc++/support/error_details.h>
#include <gtest/gtest.h>
#include "src/proto/grpc/status/status.pb.h"
#include "src/proto/grpc/testing/echo_messages.pb.h"
namespace grpc {
namespace {
TEST(ExtractTest, Success) {
google::rpc::Status expected;
expected.set_code(13); // INTERNAL
expected.set_message("I am an error message");
testing::EchoRequest expected_details;
expected_details.set_message(grpc::string(100, '\0'));
expected.add_details()->PackFrom(expected_details);
google::rpc::Status to;
grpc::string error_details = expected.SerializeAsString();
Status from(static_cast<StatusCode>(expected.code()), expected.message(),
error_details);
EXPECT_TRUE(ExtractErrorDetails(from, &to).ok());
EXPECT_EQ(expected.code(), to.code());
EXPECT_EQ(expected.message(), to.message());
EXPECT_EQ(1, to.details_size());
testing::EchoRequest details;
to.details(0).UnpackTo(&details);
EXPECT_EQ(expected_details.message(), details.message());
}
TEST(ExtractTest, NullInput) {
EXPECT_EQ(StatusCode::FAILED_PRECONDITION,
ExtractErrorDetails(Status(), nullptr).error_code());
}
TEST(ExtractTest, Unparsable) {
grpc::string error_details("I am not a status object");
Status from(StatusCode::INTERNAL, "", error_details);
google::rpc::Status to;
EXPECT_EQ(StatusCode::INVALID_ARGUMENT,
ExtractErrorDetails(from, &to).error_code());
}
TEST(SetTest, Success) {
google::rpc::Status expected;
expected.set_code(13); // INTERNAL
expected.set_message("I am an error message");
testing::EchoRequest expected_details;
expected_details.set_message(grpc::string(100, '\0'));
expected.add_details()->PackFrom(expected_details);
Status to;
Status s = SetErrorDetails(expected, &to);
EXPECT_TRUE(s.ok());
EXPECT_EQ(expected.code(), to.error_code());
EXPECT_EQ(expected.message(), to.error_message());
EXPECT_EQ(expected.SerializeAsString(), to.error_details());
}
TEST(SetTest, NullInput) {
EXPECT_EQ(StatusCode::FAILED_PRECONDITION,
SetErrorDetails(google::rpc::Status(), nullptr).error_code());
}
TEST(SetTest, OutOfScopeErrorCode) {
google::rpc::Status expected;
expected.set_code(20); // Out of scope (DATA_LOSS is 15).
expected.set_message("I am an error message");
testing::EchoRequest expected_details;
expected_details.set_message(grpc::string(100, '\0'));
expected.add_details()->PackFrom(expected_details);
Status to;
Status s = SetErrorDetails(expected, &to);
EXPECT_TRUE(s.ok());
EXPECT_EQ(StatusCode::UNKNOWN, to.error_code());
EXPECT_EQ(expected.message(), to.error_message());
EXPECT_EQ(expected.SerializeAsString(), to.error_details());
}
} // namespace
} // namespace grpc
int main(int argc, char** argv) {
::testing::InitGoogleTest(&argc, argv);
return RUN_ALL_TESTS();
}